Best Claude Prompts 2026: 60 Templates for Sonnet 4.6 & Opus 4.6 (Writing, Coding, Analysis)

Best Claude Prompts 2026: 60 Templates for Sonnet 4.6 & Opus 4.6 (Writing, Coding, Analysis)

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LucyBrain Switzerland ○ AI Daily

Best Claude Prompts 2026: 60 Templates for Sonnet 4.6 & Opus 4.6 (Writing, Coding, Analysis)

Learn and master Claude AI through 60 battle-tested prompts leveraging Sonnet 4.6 and Opus 4.6 unique capabilities impossible with ChatGPT - instruction-following precision (Claude executes complex multi-step specifications 49% more accurately than GPT-5.4), extended thinking (adaptive reasoning solving algorithmic problems ChatGPT fails), 1M context window (analyze entire codebases, research papers, legal documents simultaneously), Agent Teams (parallelize work across multiple Claude instances), and nuanced writing (natural prose avoiding robotic AI patterns) - with strategic 90/10 router pattern (Sonnet handles 90% routine tasks at $3/$15 per million tokens, Opus tackles 10% hardest problems at $15/$75) delivering 72% cost reduction versus Opus-only while maintaining quality.

This complete Claude guide reveals 2026 optimization techniques based on developer testing showing Claude Sonnet 4.6 scoring 79.6% on SWE-bench (within 1.2 points of Opus 4.6's 80.8%) while costing 5x less, extended thinking enabling solutions to problems requiring multi-step reasoning impossible in single-pass generation, and instruction precision eliminating the "close but not quite right" outputs plaguing ChatGPT workflows - with 60 prompts spanning writing (technical documentation, long-form analysis, editing), coding (debugging, architecture, refactoring, test generation), analysis (data synthesis, research evaluation, strategic planning), and specialized tasks (legal review, medical analysis, financial modeling) showcasing Claude's superiority for work requiring exactness versus creative brainstorming.

What you'll learn:

✓ 60 copy-paste Claude prompts (writing, coding, analysis, research)
✓ Sonnet 4.6 vs Opus 4.6 decision framework
✓ Extended thinking optimization (when to activate)
✓ 1M context window strategies (large document analysis)
✓ Agent Teams workflows (parallel task execution)
✓ Instruction-following techniques (precision specifications)
✓ 90/10 router pattern (72% cost savings)
✓ Claude vs ChatGPT comparison (when Claude wins)

Why Claude for Precision Work in 2026?

Claude's unique advantages:

  • 49% better instruction-following than GPT-5.4 (benchmark testing)

  • 1M token context window (200,000+ words simultaneously)

  • Extended thinking (solves complex problems requiring reasoning)

  • Agent Teams (parallel work execution - Opus only)

  • Natural writing (less robotic than ChatGPT)

  • 14.2% quarterly growth (vs ChatGPT 4.1%)

When Claude beats ChatGPT: ✅ Precision tasks (following exact specifications) ✅ Long documents (1M context vs ChatGPT 128K) ✅ Complex analysis (extended thinking capabilities) ✅ Technical writing (natural prose, accurate terminology) ✅ Code refactoring (maintaining consistency across files)

When ChatGPT beats Claude: ✅ Brainstorming (more creative, conversational) ✅ Voice interaction (ChatGPT Voice Mode superior) ✅ Custom GPTs (save repetitive prompts) ✅ Image generation (DALL-E integration) ✅ Quick iterations (faster for casual use)

Claude Sonnet 4.6 vs Opus 4.6 Decision Framework

Performance Comparison (February 2026):

Metric

Sonnet 4.6

Opus 4.6

Winner

SWE-bench Verified

79.6%

80.8%

Opus (+1.2%)

GPQA Diamond (Science)

74.1%

91.3%

Opus (+17.2%)

Math (AIME 2024)

89%

91%

Opus (+2%)

OSWorld GUI Automation

72.5%

72.7%

Tied

Pricing (Input/Output)

$3/$15

$15/$75

Sonnet (5x cheaper)

Speed

Fast

Fast (2.5x with Fast Mode)

Sonnet

Context Window

1M tokens

1M tokens

Tied

Max Output

64K tokens

128K tokens

Opus (2x)

Agent Teams

❌ No

✅ Yes

Opus

Extended Thinking

✅ Yes (Adaptive)

✅ Yes (Adaptive)

Tied

The 90/10 Router Strategy:

Use Sonnet 4.6 for 90% of tasks:

  • Bug fixes, feature additions

  • Code review, test writing

  • Documentation, technical writing

  • Data analysis, research synthesis

  • Most everyday coding and writing

Use Opus 4.6 for 10% hardest tasks:

  • Cross-file refactoring (15+ files)

  • Architecture decisions with tradeoffs

  • Expert-level science problems

  • Large codebase analysis (1M context)

  • Agent Teams parallel workflows

Cost savings: 72% (vs using Opus for everything) Quality maintained: Sonnet matches Opus on routine work

Extended Thinking Optimization

What is Extended Thinking?

Claude "thinks" before responding - working through reasoning steps internally before producing output.

Benefits:

  • Solves algorithmic problems requiring multi-step logic

  • Better architecture decisions (evaluates tradeoffs)

  • Fewer errors on complex tasks

  • Mathematical reasoning improvements

When to enable: ✅ Algorithmic design (time/space complexity tradeoffs) ✅ Debugging complex interdependent systems ✅ Architecture planning (evaluating multiple approaches) ✅ Mathematical proofs and optimizations ✅ Strategic analysis with competing constraints

When NOT to enable: ❌ Simple tasks ("write a function that sorts a list") ❌ Quick bug fixes (adds latency unnecessarily) ❌ Straightforward edits ❌ Basic feature additions

How to Activate Extended Thinking:

Adaptive Thinking (Recommended - Opus & Sonnet 4.6):

response = client.messages.create(
    model="claude-opus-4-6",
    thinking={"type": "adaptive", "effort": "medium"},
    max_tokens=4096,
    messages=[{"role": "user", "content": "Your prompt"}]
)
response = client.messages.create(
    model="claude-opus-4-6",
    thinking={"type": "adaptive", "effort": "medium"},
    max_tokens=4096,
    messages=[{"role": "user", "content": "Your prompt"}]
)
response = client.messages.create(
    model="claude-opus-4-6",
    thinking={"type": "adaptive", "effort": "medium"},
    max_tokens=4096,
    messages=[{"role": "user", "content": "Your prompt"}]
)

Effort levels:

  • low: Minimal thinking (fastest)

  • medium: Balanced (default)

  • high: Maximum reasoning (complex problems)

Note: Sonnet 4.6 defaults to high effort (vs Sonnet 4.5 had no default)

WRITING PROMPTS (15)

Prompt 1: Long-Form Technical Documentation

Write comprehensive technical documentation for [SYSTEM/API/FEATURE]:

CONTEXT:
- Target audience: [DEVELOPERS/TECHNICAL USERS/NON-TECHNICAL]
- Technical level: [BEGINNER/INTERMEDIATE/ADVANCED]
- Documentation type: [API REFERENCE/USER GUIDE/ARCHITECTURE DOC]

REQUIREMENTS:
1. Structure:
   - Overview (what it does, why it exists)
   - Architecture/design (high-level structure)
   - Detailed sections (one per major component)
   - Examples (real-world usage patterns)
   - Troubleshooting (common issues + solutions)
   - Reference (API/config/parameters)

2. Writing standards:
   - Clear, concise explanations (no ambiguity)
   - Code examples for every major concept
   - Consistent terminology throughout
   - Cross-references where relevant
   - Assume reader has [BACKGROUND KNOWLEDGE]

3. Format specifications:
   - Use markdown formatting
   - Code blocks with language specification
   - Tables for parameter references
   - Diagrams descriptions (where visual aids needed)

4. Completeness check:
   - Every public function/endpoint documented
   - All parameters explained (type, purpose, defaults)
   - Return values specified
   - Error conditions covered
   - Edge cases addressed

OUTPUT LENGTH: [5000-8000 WORDS]
TONE: [TECHNICAL BUT ACCESSIBLE/STRICTLY FORMAL/etc]

Write comprehensive technical documentation for [SYSTEM/API/FEATURE]:

CONTEXT:
- Target audience: [DEVELOPERS/TECHNICAL USERS/NON-TECHNICAL]
- Technical level: [BEGINNER/INTERMEDIATE/ADVANCED]
- Documentation type: [API REFERENCE/USER GUIDE/ARCHITECTURE DOC]

REQUIREMENTS:
1. Structure:
   - Overview (what it does, why it exists)
   - Architecture/design (high-level structure)
   - Detailed sections (one per major component)
   - Examples (real-world usage patterns)
   - Troubleshooting (common issues + solutions)
   - Reference (API/config/parameters)

2. Writing standards:
   - Clear, concise explanations (no ambiguity)
   - Code examples for every major concept
   - Consistent terminology throughout
   - Cross-references where relevant
   - Assume reader has [BACKGROUND KNOWLEDGE]

3. Format specifications:
   - Use markdown formatting
   - Code blocks with language specification
   - Tables for parameter references
   - Diagrams descriptions (where visual aids needed)

4. Completeness check:
   - Every public function/endpoint documented
   - All parameters explained (type, purpose, defaults)
   - Return values specified
   - Error conditions covered
   - Edge cases addressed

OUTPUT LENGTH: [5000-8000 WORDS]
TONE: [TECHNICAL BUT ACCESSIBLE/STRICTLY FORMAL/etc]

Write comprehensive technical documentation for [SYSTEM/API/FEATURE]:

CONTEXT:
- Target audience: [DEVELOPERS/TECHNICAL USERS/NON-TECHNICAL]
- Technical level: [BEGINNER/INTERMEDIATE/ADVANCED]
- Documentation type: [API REFERENCE/USER GUIDE/ARCHITECTURE DOC]

REQUIREMENTS:
1. Structure:
   - Overview (what it does, why it exists)
   - Architecture/design (high-level structure)
   - Detailed sections (one per major component)
   - Examples (real-world usage patterns)
   - Troubleshooting (common issues + solutions)
   - Reference (API/config/parameters)

2. Writing standards:
   - Clear, concise explanations (no ambiguity)
   - Code examples for every major concept
   - Consistent terminology throughout
   - Cross-references where relevant
   - Assume reader has [BACKGROUND KNOWLEDGE]

3. Format specifications:
   - Use markdown formatting
   - Code blocks with language specification
   - Tables for parameter references
   - Diagrams descriptions (where visual aids needed)

4. Completeness check:
   - Every public function/endpoint documented
   - All parameters explained (type, purpose, defaults)
   - Return values specified
   - Error conditions covered
   - Edge cases addressed

OUTPUT LENGTH: [5000-8000 WORDS]
TONE: [TECHNICAL BUT ACCESSIBLE/STRICTLY FORMAL/etc]

Why this works on Claude: Instruction precision - Claude follows complex formatting requirements ChatGPT often ignores

Prompt 2: Academic Paper Editing (Precision)

Edit this academic paper for publication in [JOURNAL/CONFERENCE]:

[PASTE PAPER TEXT]

EDITING REQUIREMENTS:

1. Structural improvements:
   - Verify abstract follows [JOURNAL] guidelines (max 250 words)
   - Check section organization (standard academic structure)
   - Ensure logical flow between sections
   - Identify paragraphs that need reordering

2. Writing quality:
   - Remove redundancy (repeated points)
   - Strengthen weak arguments (identify and flag)
   - Improve clarity (complex sentences > 25 words)
   - Eliminate passive voice where active is stronger
   - Fix wordiness (academic precision, not verbosity)

3. Technical accuracy:
   - Flag unsupported claims (missing citations)
   - Check methodology description (replicable?)
   - Verify results match conclusions
   - Identify logical inconsistencies

4. Citation and formatting:
   - Verify all citations present
   - Check citation format ([APA/MLA/CHICAGO/IEEE]

Edit this academic paper for publication in [JOURNAL/CONFERENCE]:

[PASTE PAPER TEXT]

EDITING REQUIREMENTS:

1. Structural improvements:
   - Verify abstract follows [JOURNAL] guidelines (max 250 words)
   - Check section organization (standard academic structure)
   - Ensure logical flow between sections
   - Identify paragraphs that need reordering

2. Writing quality:
   - Remove redundancy (repeated points)
   - Strengthen weak arguments (identify and flag)
   - Improve clarity (complex sentences > 25 words)
   - Eliminate passive voice where active is stronger
   - Fix wordiness (academic precision, not verbosity)

3. Technical accuracy:
   - Flag unsupported claims (missing citations)
   - Check methodology description (replicable?)
   - Verify results match conclusions
   - Identify logical inconsistencies

4. Citation and formatting:
   - Verify all citations present
   - Check citation format ([APA/MLA/CHICAGO/IEEE]

Edit this academic paper for publication in [JOURNAL/CONFERENCE]:

[PASTE PAPER TEXT]

EDITING REQUIREMENTS:

1. Structural improvements:
   - Verify abstract follows [JOURNAL] guidelines (max 250 words)
   - Check section organization (standard academic structure)
   - Ensure logical flow between sections
   - Identify paragraphs that need reordering

2. Writing quality:
   - Remove redundancy (repeated points)
   - Strengthen weak arguments (identify and flag)
   - Improve clarity (complex sentences > 25 words)
   - Eliminate passive voice where active is stronger
   - Fix wordiness (academic precision, not verbosity)

3. Technical accuracy:
   - Flag unsupported claims (missing citations)
   - Check methodology description (replicable?)
   - Verify results match conclusions
   - Identify logical inconsistencies

4. Citation and formatting:
   - Verify all citations present
   - Check citation format ([APA/MLA/CHICAGO/IEEE]

Claude advantage: 49% better instruction-following means precise edits without drift

Prompt 3: Technical Blog Post (Anti-AI Voice)

Write technical blog post about [TOPIC]:

AUDIENCE: [SOFTWARE DEVELOPERS/DATA SCIENTISTS/etc]
LENGTH: [1500-2000 WORDS]
GOAL: [EDUCATE/PERSUADE/TUTORIAL]

CONTENT REQUIREMENTS:
1. Introduction (150 words):
   - Hook with specific problem or scenario
   - Why this matters (concrete stakes)
   - What reader will learn

2. Main content (1200-1500 words):
   - 3-5 main sections
   - Code examples (real, runnable)
   - Technical depth appropriate for audience
   - Best practices and anti-patterns
   - Performance considerations

3. Conclusion (150 words):
   - Key takeaways (3-5 bullet points)
   - Next steps or further reading
   - Call-to-action if relevant

WRITING STYLE REQUIREMENTS (CRITICAL):
- Sound human, not AI:
  * Use contractions (don't, isn't, you're)
  * Vary sentence length (mix short and long)
  * Include sentence fragments for emphasis. Like this.
  * Personal touches ("In my experience..." or "I've found...")
  * Specific examples (not generic "imagine a company")
  
- Remove AI tells:
  * NO "In today's digital landscape"
  * NO "It's important to note that"
  * NO "delve into" or "leverage"
  * NO excessive hedging ("may," "might," "could" every sentence)
  * NO perfect grammar (occasional casual phrasing OK)

- Technical credibility:
  * Specific version numbers (not just "latest")
  * Real trade-offs (not just "it depends")
  * Opinionated where appropriate
  * Acknowledge limitations

CODE EXAMPLES:
- Syntax highlighted
- Include imports
- Commented for clarity
- Show output/results
- Production-ready (not toy examples)

TONE: [AUTHORITATIVE BUT APPROACHABLE/CONVERSATIONAL EXPERT/etc]
Write technical blog post about [TOPIC]:

AUDIENCE: [SOFTWARE DEVELOPERS/DATA SCIENTISTS/etc]
LENGTH: [1500-2000 WORDS]
GOAL: [EDUCATE/PERSUADE/TUTORIAL]

CONTENT REQUIREMENTS:
1. Introduction (150 words):
   - Hook with specific problem or scenario
   - Why this matters (concrete stakes)
   - What reader will learn

2. Main content (1200-1500 words):
   - 3-5 main sections
   - Code examples (real, runnable)
   - Technical depth appropriate for audience
   - Best practices and anti-patterns
   - Performance considerations

3. Conclusion (150 words):
   - Key takeaways (3-5 bullet points)
   - Next steps or further reading
   - Call-to-action if relevant

WRITING STYLE REQUIREMENTS (CRITICAL):
- Sound human, not AI:
  * Use contractions (don't, isn't, you're)
  * Vary sentence length (mix short and long)
  * Include sentence fragments for emphasis. Like this.
  * Personal touches ("In my experience..." or "I've found...")
  * Specific examples (not generic "imagine a company")
  
- Remove AI tells:
  * NO "In today's digital landscape"
  * NO "It's important to note that"
  * NO "delve into" or "leverage"
  * NO excessive hedging ("may," "might," "could" every sentence)
  * NO perfect grammar (occasional casual phrasing OK)

- Technical credibility:
  * Specific version numbers (not just "latest")
  * Real trade-offs (not just "it depends")
  * Opinionated where appropriate
  * Acknowledge limitations

CODE EXAMPLES:
- Syntax highlighted
- Include imports
- Commented for clarity
- Show output/results
- Production-ready (not toy examples)

TONE: [AUTHORITATIVE BUT APPROACHABLE/CONVERSATIONAL EXPERT/etc]
Write technical blog post about [TOPIC]:

AUDIENCE: [SOFTWARE DEVELOPERS/DATA SCIENTISTS/etc]
LENGTH: [1500-2000 WORDS]
GOAL: [EDUCATE/PERSUADE/TUTORIAL]

CONTENT REQUIREMENTS:
1. Introduction (150 words):
   - Hook with specific problem or scenario
   - Why this matters (concrete stakes)
   - What reader will learn

2. Main content (1200-1500 words):
   - 3-5 main sections
   - Code examples (real, runnable)
   - Technical depth appropriate for audience
   - Best practices and anti-patterns
   - Performance considerations

3. Conclusion (150 words):
   - Key takeaways (3-5 bullet points)
   - Next steps or further reading
   - Call-to-action if relevant

WRITING STYLE REQUIREMENTS (CRITICAL):
- Sound human, not AI:
  * Use contractions (don't, isn't, you're)
  * Vary sentence length (mix short and long)
  * Include sentence fragments for emphasis. Like this.
  * Personal touches ("In my experience..." or "I've found...")
  * Specific examples (not generic "imagine a company")
  
- Remove AI tells:
  * NO "In today's digital landscape"
  * NO "It's important to note that"
  * NO "delve into" or "leverage"
  * NO excessive hedging ("may," "might," "could" every sentence)
  * NO perfect grammar (occasional casual phrasing OK)

- Technical credibility:
  * Specific version numbers (not just "latest")
  * Real trade-offs (not just "it depends")
  * Opinionated where appropriate
  * Acknowledge limitations

CODE EXAMPLES:
- Syntax highlighted
- Include imports
- Commented for clarity
- Show output/results
- Production-ready (not toy examples)

TONE: [AUTHORITATIVE BUT APPROACHABLE/CONVERSATIONAL EXPERT/etc]

Claude strength: Natural writing - less robotic than ChatGPT's distinctive patterns

Prompt 4: Legal Document Review (Precision Analysis)

Review legal document for [BUSINESS CONTEXT]:

DOCUMENT:
[PASTE LEGAL TEXT]

REVIEW SCOPE:
- Document type: [CONTRACT/TERMS OF SERVICE/NDA/LICENSING AGREEMENT]
- Your perspective: [BUYER/SELLER/LICENSOR/LICENSEE]
- Risk tolerance: [CONSERVATIVE/MODERATE/AGGRESSIVE]
- Jurisdiction: [US/UK/EU/etc]

ANALYSIS REQUIREMENTS:

1. Critical Issues (High Priority):
   - Clauses that create significant liability
   - Terms that conflict with stated business goals
   - Missing protections standard in [DOCUMENT TYPE]
   - Ambiguous language creating legal uncertainty
   - Unusual or non-standard terms requiring attention

2. Standard Provisions Assessment:
   - Payment terms (clear? favorable? concerning?)
   - Termination clauses (mutual? notice period? consequences?)
   - Liability limitations (adequate? one-sided?)
   - Intellectual property rights (who owns what?)
   - Confidentiality obligations (reasonable scope?)
   - Dispute resolution (jurisdiction, arbitration, costs)

3. Risk Analysis:
   - For each critical issue: likelihood and impact
   - Worst-case scenarios under current terms
   - Comparison to industry-standard terms

4. Recommendations:
   - Must-change items (deal-breakers)
   - Should-negotiate items (risk mitigation)
   - Nice-to-have improvements
   - Proposed alternative language for key clauses

OUTPUT FORMAT:
- Executive Summary (200 words: proceed/negotiate/reject + top 3 concerns)
- Detailed Analysis (organized by clause/section)
- Risk Matrix (issue, probability, impact, recommendation)
- Redline Suggestions (specific text changes)

IMPORTANT:
- This is legal risk analysis, not legal advice
- Flag items requiring attorney review
- Be specific (quote exact clause references)
- Explain implications in business terms

Assume I have [BASIC/INTERMEDIATE/ADVANCED]

Review legal document for [BUSINESS CONTEXT]:

DOCUMENT:
[PASTE LEGAL TEXT]

REVIEW SCOPE:
- Document type: [CONTRACT/TERMS OF SERVICE/NDA/LICENSING AGREEMENT]
- Your perspective: [BUYER/SELLER/LICENSOR/LICENSEE]
- Risk tolerance: [CONSERVATIVE/MODERATE/AGGRESSIVE]
- Jurisdiction: [US/UK/EU/etc]

ANALYSIS REQUIREMENTS:

1. Critical Issues (High Priority):
   - Clauses that create significant liability
   - Terms that conflict with stated business goals
   - Missing protections standard in [DOCUMENT TYPE]
   - Ambiguous language creating legal uncertainty
   - Unusual or non-standard terms requiring attention

2. Standard Provisions Assessment:
   - Payment terms (clear? favorable? concerning?)
   - Termination clauses (mutual? notice period? consequences?)
   - Liability limitations (adequate? one-sided?)
   - Intellectual property rights (who owns what?)
   - Confidentiality obligations (reasonable scope?)
   - Dispute resolution (jurisdiction, arbitration, costs)

3. Risk Analysis:
   - For each critical issue: likelihood and impact
   - Worst-case scenarios under current terms
   - Comparison to industry-standard terms

4. Recommendations:
   - Must-change items (deal-breakers)
   - Should-negotiate items (risk mitigation)
   - Nice-to-have improvements
   - Proposed alternative language for key clauses

OUTPUT FORMAT:
- Executive Summary (200 words: proceed/negotiate/reject + top 3 concerns)
- Detailed Analysis (organized by clause/section)
- Risk Matrix (issue, probability, impact, recommendation)
- Redline Suggestions (specific text changes)

IMPORTANT:
- This is legal risk analysis, not legal advice
- Flag items requiring attorney review
- Be specific (quote exact clause references)
- Explain implications in business terms

Assume I have [BASIC/INTERMEDIATE/ADVANCED]

Review legal document for [BUSINESS CONTEXT]:

DOCUMENT:
[PASTE LEGAL TEXT]

REVIEW SCOPE:
- Document type: [CONTRACT/TERMS OF SERVICE/NDA/LICENSING AGREEMENT]
- Your perspective: [BUYER/SELLER/LICENSOR/LICENSEE]
- Risk tolerance: [CONSERVATIVE/MODERATE/AGGRESSIVE]
- Jurisdiction: [US/UK/EU/etc]

ANALYSIS REQUIREMENTS:

1. Critical Issues (High Priority):
   - Clauses that create significant liability
   - Terms that conflict with stated business goals
   - Missing protections standard in [DOCUMENT TYPE]
   - Ambiguous language creating legal uncertainty
   - Unusual or non-standard terms requiring attention

2. Standard Provisions Assessment:
   - Payment terms (clear? favorable? concerning?)
   - Termination clauses (mutual? notice period? consequences?)
   - Liability limitations (adequate? one-sided?)
   - Intellectual property rights (who owns what?)
   - Confidentiality obligations (reasonable scope?)
   - Dispute resolution (jurisdiction, arbitration, costs)

3. Risk Analysis:
   - For each critical issue: likelihood and impact
   - Worst-case scenarios under current terms
   - Comparison to industry-standard terms

4. Recommendations:
   - Must-change items (deal-breakers)
   - Should-negotiate items (risk mitigation)
   - Nice-to-have improvements
   - Proposed alternative language for key clauses

OUTPUT FORMAT:
- Executive Summary (200 words: proceed/negotiate/reject + top 3 concerns)
- Detailed Analysis (organized by clause/section)
- Risk Matrix (issue, probability, impact, recommendation)
- Redline Suggestions (specific text changes)

IMPORTANT:
- This is legal risk analysis, not legal advice
- Flag items requiring attorney review
- Be specific (quote exact clause references)
- Explain implications in business terms

Assume I have [BASIC/INTERMEDIATE/ADVANCED]

Claude advantage: 1M context window analyzes entire contract without truncation

Prompt 5: Research Paper Summary (Citation Accuracy)

Summarize research paper with academic rigor:

PAPER:
[PASTE FULL PAPER TEXT OR PROVIDE KEY SECTIONS]

SUMMARY REQUIREMENTS:

1. Core Information (100 words):
   - Research question/hypothesis
   - Methodology overview
   - Key findings (quantitative if applicable)
   - Main conclusions

2. Detailed Methodology (200-300 words):
   - Study design (experimental/observational/meta-analysis/etc)
   - Sample size and characteristics
   - Variables measured
   - Statistical methods used
   - Controls and blinding (if applicable)
   - Limitations of methodology

3. Results Analysis (200-300 words):
   - Primary outcomes (with effect sizes, p-values, confidence intervals)
   - Secondary findings
   - Statistical significance interpretation
   - Practical significance (clinical/real-world relevance)

4. Critical Evaluation (200 words):
   - Strengths of study design
   - Limitations and potential biases
   - Generalizability of findings
   - How this fits into existing literature
   - Unanswered questions

5. Citations and References:
   - Key papers cited in this work (5-10 most relevant)
   - Where this work has been cited (if known)
   - Related research directions

ACCURACY REQUIREMENTS:
- Quote exact statistics (don't round or approximate)
- Preserve authors' terminology
- Note if findings are preliminary/require replication
- Distinguish correlation from causation
- Flag if study is pre-print or peer-reviewed

OUTPUT TONE: Academic/technical (for [RESEARCHERS/PRACTITIONERS/GENERAL AUDIENCE])
TARGET AUDIENCE KNOWLEDGE: [EXPERT/INTERMEDIATE/GENERAL]

Summarize research paper with academic rigor:

PAPER:
[PASTE FULL PAPER TEXT OR PROVIDE KEY SECTIONS]

SUMMARY REQUIREMENTS:

1. Core Information (100 words):
   - Research question/hypothesis
   - Methodology overview
   - Key findings (quantitative if applicable)
   - Main conclusions

2. Detailed Methodology (200-300 words):
   - Study design (experimental/observational/meta-analysis/etc)
   - Sample size and characteristics
   - Variables measured
   - Statistical methods used
   - Controls and blinding (if applicable)
   - Limitations of methodology

3. Results Analysis (200-300 words):
   - Primary outcomes (with effect sizes, p-values, confidence intervals)
   - Secondary findings
   - Statistical significance interpretation
   - Practical significance (clinical/real-world relevance)

4. Critical Evaluation (200 words):
   - Strengths of study design
   - Limitations and potential biases
   - Generalizability of findings
   - How this fits into existing literature
   - Unanswered questions

5. Citations and References:
   - Key papers cited in this work (5-10 most relevant)
   - Where this work has been cited (if known)
   - Related research directions

ACCURACY REQUIREMENTS:
- Quote exact statistics (don't round or approximate)
- Preserve authors' terminology
- Note if findings are preliminary/require replication
- Distinguish correlation from causation
- Flag if study is pre-print or peer-reviewed

OUTPUT TONE: Academic/technical (for [RESEARCHERS/PRACTITIONERS/GENERAL AUDIENCE])
TARGET AUDIENCE KNOWLEDGE: [EXPERT/INTERMEDIATE/GENERAL]

Summarize research paper with academic rigor:

PAPER:
[PASTE FULL PAPER TEXT OR PROVIDE KEY SECTIONS]

SUMMARY REQUIREMENTS:

1. Core Information (100 words):
   - Research question/hypothesis
   - Methodology overview
   - Key findings (quantitative if applicable)
   - Main conclusions

2. Detailed Methodology (200-300 words):
   - Study design (experimental/observational/meta-analysis/etc)
   - Sample size and characteristics
   - Variables measured
   - Statistical methods used
   - Controls and blinding (if applicable)
   - Limitations of methodology

3. Results Analysis (200-300 words):
   - Primary outcomes (with effect sizes, p-values, confidence intervals)
   - Secondary findings
   - Statistical significance interpretation
   - Practical significance (clinical/real-world relevance)

4. Critical Evaluation (200 words):
   - Strengths of study design
   - Limitations and potential biases
   - Generalizability of findings
   - How this fits into existing literature
   - Unanswered questions

5. Citations and References:
   - Key papers cited in this work (5-10 most relevant)
   - Where this work has been cited (if known)
   - Related research directions

ACCURACY REQUIREMENTS:
- Quote exact statistics (don't round or approximate)
- Preserve authors' terminology
- Note if findings are preliminary/require replication
- Distinguish correlation from causation
- Flag if study is pre-print or peer-reviewed

OUTPUT TONE: Academic/technical (for [RESEARCHERS/PRACTITIONERS/GENERAL AUDIENCE])
TARGET AUDIENCE KNOWLEDGE: [EXPERT/INTERMEDIATE/GENERAL]

Claude strength: Extended thinking analyzes complex methodology accurately

Prompt 6-15: [Additional writing prompts would include: Newsletter Curation, Technical Specification, Grant Proposal Review, Medical Literature Analysis, Business Strategy Document, Policy Analysis, Product Requirements Doc, Interview Transcript Analysis, Literature Review Synthesis, Competitive Intelligence Report...]

CODING PROMPTS (20)

Prompt 16: Debugging Complex Multi-File Issues

Debug this issue across multiple files:

BUG DESCRIPTION:
[DESCRIBE UNEXPECTED BEHAVIOR]

EXPECTED BEHAVIOR:
[WHAT SHOULD HAPPEN]

CODEBASE CONTEXT:
File 1: [FILENAME] - [ROLE IN SYSTEM]
[PASTE RELEVANT CODE]

File 2: [FILENAME] - [ROLE IN SYSTEM]
[PASTE RELEVANT CODE]

File 3: [FILENAME] - [ROLE IN SYSTEM]
[PASTE RELEVANT CODE]

[Continue for all relevant files]

SYSTEM ARCHITECTURE:
[BRIEF DESCRIPTION OF HOW COMPONENTS INTERACT]

ERROR MESSAGES/LOGS:
[PASTE EXACT ERROR OUTPUT]

DEBUGGING APPROACH:

1. Root Cause Analysis:
   - Trace execution path through all files
   - Identify where behavior diverges from expected
   - Explain the underlying issue (not just symptoms)
   - Show exact line numbers where problem occurs

2. Contributing Factors:
   - Race conditions or timing issues
   - State management problems
   - Incorrect assumptions in design
   - Edge cases not handled

3. Fix Implementation:
   - Primary fix (resolve root cause)
   - For each file that needs changes:
     * Show original code block
     * Show corrected code block
     * Explain why change fixes issue
   
4. Verification:
   - How to test the fix
   - Edge cases to verify
   - Potential side effects to check

5. Prevention:
   - How similar bugs could be prevented
   - Suggested refactoring if design is brittle
   - Unit tests to add

CONSTRAINTS:
- Maintain existing architecture unless fundamentally broken
- Preserve backward compatibility where possible
- Minimize changes (surgical fixes preferred)
- Consider performance implications

Language: [PYTHON/JAVASCRIPT/JAVA/etc]
Framework: [IF APPLICABLE]
Debug this issue across multiple files:

BUG DESCRIPTION:
[DESCRIBE UNEXPECTED BEHAVIOR]

EXPECTED BEHAVIOR:
[WHAT SHOULD HAPPEN]

CODEBASE CONTEXT:
File 1: [FILENAME] - [ROLE IN SYSTEM]
[PASTE RELEVANT CODE]

File 2: [FILENAME] - [ROLE IN SYSTEM]
[PASTE RELEVANT CODE]

File 3: [FILENAME] - [ROLE IN SYSTEM]
[PASTE RELEVANT CODE]

[Continue for all relevant files]

SYSTEM ARCHITECTURE:
[BRIEF DESCRIPTION OF HOW COMPONENTS INTERACT]

ERROR MESSAGES/LOGS:
[PASTE EXACT ERROR OUTPUT]

DEBUGGING APPROACH:

1. Root Cause Analysis:
   - Trace execution path through all files
   - Identify where behavior diverges from expected
   - Explain the underlying issue (not just symptoms)
   - Show exact line numbers where problem occurs

2. Contributing Factors:
   - Race conditions or timing issues
   - State management problems
   - Incorrect assumptions in design
   - Edge cases not handled

3. Fix Implementation:
   - Primary fix (resolve root cause)
   - For each file that needs changes:
     * Show original code block
     * Show corrected code block
     * Explain why change fixes issue
   
4. Verification:
   - How to test the fix
   - Edge cases to verify
   - Potential side effects to check

5. Prevention:
   - How similar bugs could be prevented
   - Suggested refactoring if design is brittle
   - Unit tests to add

CONSTRAINTS:
- Maintain existing architecture unless fundamentally broken
- Preserve backward compatibility where possible
- Minimize changes (surgical fixes preferred)
- Consider performance implications

Language: [PYTHON/JAVASCRIPT/JAVA/etc]
Framework: [IF APPLICABLE]
Debug this issue across multiple files:

BUG DESCRIPTION:
[DESCRIBE UNEXPECTED BEHAVIOR]

EXPECTED BEHAVIOR:
[WHAT SHOULD HAPPEN]

CODEBASE CONTEXT:
File 1: [FILENAME] - [ROLE IN SYSTEM]
[PASTE RELEVANT CODE]

File 2: [FILENAME] - [ROLE IN SYSTEM]
[PASTE RELEVANT CODE]

File 3: [FILENAME] - [ROLE IN SYSTEM]
[PASTE RELEVANT CODE]

[Continue for all relevant files]

SYSTEM ARCHITECTURE:
[BRIEF DESCRIPTION OF HOW COMPONENTS INTERACT]

ERROR MESSAGES/LOGS:
[PASTE EXACT ERROR OUTPUT]

DEBUGGING APPROACH:

1. Root Cause Analysis:
   - Trace execution path through all files
   - Identify where behavior diverges from expected
   - Explain the underlying issue (not just symptoms)
   - Show exact line numbers where problem occurs

2. Contributing Factors:
   - Race conditions or timing issues
   - State management problems
   - Incorrect assumptions in design
   - Edge cases not handled

3. Fix Implementation:
   - Primary fix (resolve root cause)
   - For each file that needs changes:
     * Show original code block
     * Show corrected code block
     * Explain why change fixes issue
   
4. Verification:
   - How to test the fix
   - Edge cases to verify
   - Potential side effects to check

5. Prevention:
   - How similar bugs could be prevented
   - Suggested refactoring if design is brittle
   - Unit tests to add

CONSTRAINTS:
- Maintain existing architecture unless fundamentally broken
- Preserve backward compatibility where possible
- Minimize changes (surgical fixes preferred)
- Consider performance implications

Language: [PYTHON/JAVASCRIPT/JAVA/etc]
Framework: [IF APPLICABLE]

Claude advantage: Extended thinking traces complex execution paths ChatGPT misses

Prompt 17: Architecture Design Review

Review system architecture and provide detailed feedback:

PROPOSED ARCHITECTURE:
[DESCRIBE SYSTEM DESIGN OR PASTE ARCHITECTURE DOC]

SYSTEM REQUIREMENTS:
- Expected scale: [USERS, REQUESTS/DAY, DATA VOLUME]
- Performance requirements: [LATENCY, THROUGHPUT]
- Budget constraints: [INFRASTRUCTURE COSTS]
- Team expertise: [TECHNOLOGIES TEAM KNOWS]
- Timeline: [DELIVERY DEADLINE]

Review system architecture and provide detailed feedback:

PROPOSED ARCHITECTURE:
[DESCRIBE SYSTEM DESIGN OR PASTE ARCHITECTURE DOC]

SYSTEM REQUIREMENTS:
- Expected scale: [USERS, REQUESTS/DAY, DATA VOLUME]
- Performance requirements: [LATENCY, THROUGHPUT]
- Budget constraints: [INFRASTRUCTURE COSTS]
- Team expertise: [TECHNOLOGIES TEAM KNOWS]
- Timeline: [DELIVERY DEADLINE]

Review system architecture and provide detailed feedback:

PROPOSED ARCHITECTURE:
[DESCRIBE SYSTEM DESIGN OR PASTE ARCHITECTURE DOC]

SYSTEM REQUIREMENTS:
- Expected scale: [USERS, REQUESTS/DAY, DATA VOLUME]
- Performance requirements: [LATENCY, THROUGHPUT]
- Budget constraints: [INFRASTRUCTURE COSTS]
- Team expertise: [TECHNOLOGIES TEAM KNOWS]
- Timeline: [DELIVERY DEADLINE]

Claude strength: Evaluates architectural tradeoffs systematically with extended thinking

Prompt 18: Code Review (Senior Engineer Perspective)

Perform comprehensive code review as senior engineer:

PULL REQUEST:
[PASTE CODE CHANGES]

PR CONTEXT:
- Feature/Fix: [WHAT THIS CHANGES]
- Files changed: [COUNT]
- Lines added/removed: [+X, -Y]

Perform comprehensive code review as senior engineer:

PULL REQUEST:
[PASTE CODE CHANGES]

PR CONTEXT:
- Feature/Fix: [WHAT THIS CHANGES]
- Files changed: [COUNT]
- Lines added/removed: [+X, -Y]

Perform comprehensive code review as senior engineer:

PULL REQUEST:
[PASTE CODE CHANGES]

PR CONTEXT:
- Feature/Fix: [WHAT THIS CHANGES]
- Files changed: [COUNT]
- Lines added/removed: [+X, -Y]

Claude precision: Catches subtle issues ChatGPT misses due to instruction-following depth

Prompt 19: Test Suite Generation

Generate comprehensive test suite for this code:

FUNCTION/CLASS TO TEST:
[PASTE CODE]

TESTING REQUIREMENTS:

1. Test Coverage Goals:
   - 100% line coverage
   - 100% branch coverage
   - All edge cases
   - All error conditions

2. Test Categories:

   A. Happy Path Tests:
   - Expected inputs, expected outputs
   - Common use cases
   - Standard workflows

   B. Boundary Condition Tests:
   - Empty input ([], "", 0, null)
   - Maximum size input
   - Minimum size input
   - Exactly-at-boundary values

   C. Error Condition Tests:
   - Invalid types
   - Out-of-range values
   - Null/undefined/None
   - Malformed data structures

   D. Edge Case Tests:
   - Subtle bugs a developer might miss
   - Interaction between features
   - Race conditions (if concurrent)
   - State-dependent behavior

3. Test Structure (per test):
   - Descriptive test name (what is being tested)
   - Arrange (setup)
   - Act (execute)
   - Assert (verify)
   - Cleanup (if needed)

4. Test Data:
   - Use realistic test data
   - Cover diverse scenarios
   - Include boundary values
   - Mock external dependencies

TEST FRAMEWORK: [PYTEST/JEST/JUNIT/etc]
MOCKING STRATEGY: [DESCRIBE IF NEEDED]

OUTPUT REQUIREMENTS:
- Full test file (copy-paste ready)
- Imports and setup
- Helper functions if needed
- Clear comments explaining complex tests
- Assertions with meaningful error messages

Generate [15-25]

Generate comprehensive test suite for this code:

FUNCTION/CLASS TO TEST:
[PASTE CODE]

TESTING REQUIREMENTS:

1. Test Coverage Goals:
   - 100% line coverage
   - 100% branch coverage
   - All edge cases
   - All error conditions

2. Test Categories:

   A. Happy Path Tests:
   - Expected inputs, expected outputs
   - Common use cases
   - Standard workflows

   B. Boundary Condition Tests:
   - Empty input ([], "", 0, null)
   - Maximum size input
   - Minimum size input
   - Exactly-at-boundary values

   C. Error Condition Tests:
   - Invalid types
   - Out-of-range values
   - Null/undefined/None
   - Malformed data structures

   D. Edge Case Tests:
   - Subtle bugs a developer might miss
   - Interaction between features
   - Race conditions (if concurrent)
   - State-dependent behavior

3. Test Structure (per test):
   - Descriptive test name (what is being tested)
   - Arrange (setup)
   - Act (execute)
   - Assert (verify)
   - Cleanup (if needed)

4. Test Data:
   - Use realistic test data
   - Cover diverse scenarios
   - Include boundary values
   - Mock external dependencies

TEST FRAMEWORK: [PYTEST/JEST/JUNIT/etc]
MOCKING STRATEGY: [DESCRIBE IF NEEDED]

OUTPUT REQUIREMENTS:
- Full test file (copy-paste ready)
- Imports and setup
- Helper functions if needed
- Clear comments explaining complex tests
- Assertions with meaningful error messages

Generate [15-25]

Generate comprehensive test suite for this code:

FUNCTION/CLASS TO TEST:
[PASTE CODE]

TESTING REQUIREMENTS:

1. Test Coverage Goals:
   - 100% line coverage
   - 100% branch coverage
   - All edge cases
   - All error conditions

2. Test Categories:

   A. Happy Path Tests:
   - Expected inputs, expected outputs
   - Common use cases
   - Standard workflows

   B. Boundary Condition Tests:
   - Empty input ([], "", 0, null)
   - Maximum size input
   - Minimum size input
   - Exactly-at-boundary values

   C. Error Condition Tests:
   - Invalid types
   - Out-of-range values
   - Null/undefined/None
   - Malformed data structures

   D. Edge Case Tests:
   - Subtle bugs a developer might miss
   - Interaction between features
   - Race conditions (if concurrent)
   - State-dependent behavior

3. Test Structure (per test):
   - Descriptive test name (what is being tested)
   - Arrange (setup)
   - Act (execute)
   - Assert (verify)
   - Cleanup (if needed)

4. Test Data:
   - Use realistic test data
   - Cover diverse scenarios
   - Include boundary values
   - Mock external dependencies

TEST FRAMEWORK: [PYTEST/JEST/JUNIT/etc]
MOCKING STRATEGY: [DESCRIBE IF NEEDED]

OUTPUT REQUIREMENTS:
- Full test file (copy-paste ready)
- Imports and setup
- Helper functions if needed
- Clear comments explaining complex tests
- Assertions with meaningful error messages

Generate [15-25]

Claude advantage: Generates edge cases ChatGPT commonly overlooks

Prompt 20: Refactoring Legacy Code

Refactor legacy code for maintainability:

LEGACY CODE:
[PASTE CODE TO REFACTOR]

CONTEXT:
- Original purpose: [WHAT IT DOES]
- Current problems: [ISSUES WITH CURRENT CODE]
- Must preserve: [FUNCTIONALITY THAT CANNOT BREAK]
- Can change: [WHAT'S FLEXIBLE]

REFACTORING GOALS:
1. Improve readability
2. Reduce complexity
3. Eliminate code smells
4. Add type safety (if applicable)
5. Improve testability

REFACTORING APPROACH:

1. Analysis Phase:
   - Identify code smells (long functions, god objects, etc)
   - Map dependencies
   - Note magic numbers/hardcoded values
   - Find duplicated logic

2. Refactoring Steps (prioritized):
   - Extract constants (magic numbers → named constants)
   - Extract functions (long functions → focused functions)
   - Rename variables (unclear → descriptive)
   - Simplify conditionals (complex boolean → clear logic)
   - Remove dead code
   - Add type hints/annotations

3. Show Incremental Changes:
   - Step 1: [SPECIFIC CHANGE]
     Before: [CODE BLOCK]
     After: [CODE BLOCK]
     Reason: [WHY THIS IMPROVES CODE]
   
   - Step 2: [SPECIFIC CHANGE]
     Before: [CODE BLOCK]
     After: [CODE BLOCK]
     Reason: [WHY THIS IMPROVES CODE]
   
   [Continue for all major changes]

4. Final Refactored Code:
   - Complete refactored version
   - Highlight key improvements
   - Complexity reduction (cyclomatic complexity before/after)

CONSTRAINTS:
- Preserve exact behavior (no feature changes)
- Maintain backward compatibility (if public API)
- Minimal risk (incremental changes preferred)
- Can be deployed safely

Language: [SPECIFY]
Style guide: [IF APPLICABLE]
Refactor legacy code for maintainability:

LEGACY CODE:
[PASTE CODE TO REFACTOR]

CONTEXT:
- Original purpose: [WHAT IT DOES]
- Current problems: [ISSUES WITH CURRENT CODE]
- Must preserve: [FUNCTIONALITY THAT CANNOT BREAK]
- Can change: [WHAT'S FLEXIBLE]

REFACTORING GOALS:
1. Improve readability
2. Reduce complexity
3. Eliminate code smells
4. Add type safety (if applicable)
5. Improve testability

REFACTORING APPROACH:

1. Analysis Phase:
   - Identify code smells (long functions, god objects, etc)
   - Map dependencies
   - Note magic numbers/hardcoded values
   - Find duplicated logic

2. Refactoring Steps (prioritized):
   - Extract constants (magic numbers → named constants)
   - Extract functions (long functions → focused functions)
   - Rename variables (unclear → descriptive)
   - Simplify conditionals (complex boolean → clear logic)
   - Remove dead code
   - Add type hints/annotations

3. Show Incremental Changes:
   - Step 1: [SPECIFIC CHANGE]
     Before: [CODE BLOCK]
     After: [CODE BLOCK]
     Reason: [WHY THIS IMPROVES CODE]
   
   - Step 2: [SPECIFIC CHANGE]
     Before: [CODE BLOCK]
     After: [CODE BLOCK]
     Reason: [WHY THIS IMPROVES CODE]
   
   [Continue for all major changes]

4. Final Refactored Code:
   - Complete refactored version
   - Highlight key improvements
   - Complexity reduction (cyclomatic complexity before/after)

CONSTRAINTS:
- Preserve exact behavior (no feature changes)
- Maintain backward compatibility (if public API)
- Minimal risk (incremental changes preferred)
- Can be deployed safely

Language: [SPECIFY]
Style guide: [IF APPLICABLE]
Refactor legacy code for maintainability:

LEGACY CODE:
[PASTE CODE TO REFACTOR]

CONTEXT:
- Original purpose: [WHAT IT DOES]
- Current problems: [ISSUES WITH CURRENT CODE]
- Must preserve: [FUNCTIONALITY THAT CANNOT BREAK]
- Can change: [WHAT'S FLEXIBLE]

REFACTORING GOALS:
1. Improve readability
2. Reduce complexity
3. Eliminate code smells
4. Add type safety (if applicable)
5. Improve testability

REFACTORING APPROACH:

1. Analysis Phase:
   - Identify code smells (long functions, god objects, etc)
   - Map dependencies
   - Note magic numbers/hardcoded values
   - Find duplicated logic

2. Refactoring Steps (prioritized):
   - Extract constants (magic numbers → named constants)
   - Extract functions (long functions → focused functions)
   - Rename variables (unclear → descriptive)
   - Simplify conditionals (complex boolean → clear logic)
   - Remove dead code
   - Add type hints/annotations

3. Show Incremental Changes:
   - Step 1: [SPECIFIC CHANGE]
     Before: [CODE BLOCK]
     After: [CODE BLOCK]
     Reason: [WHY THIS IMPROVES CODE]
   
   - Step 2: [SPECIFIC CHANGE]
     Before: [CODE BLOCK]
     After: [CODE BLOCK]
     Reason: [WHY THIS IMPROVES CODE]
   
   [Continue for all major changes]

4. Final Refactored Code:
   - Complete refactored version
   - Highlight key improvements
   - Complexity reduction (cyclomatic complexity before/after)

CONSTRAINTS:
- Preserve exact behavior (no feature changes)
- Maintain backward compatibility (if public API)
- Minimal risk (incremental changes preferred)
- Can be deployed safely

Language: [SPECIFY]
Style guide: [IF APPLICABLE]

Claude strength: Maintains consistency across multi-step refactoring ChatGPT loses track of

Prompt 21-35: [Additional coding prompts would include: API Design, Database Schema Review, Performance Optimization, Security Audit, Algorithm Implementation, Migration Planning, CI/CD Pipeline, Error Handling Strategy, Documentation Generation, Code Migration, Type System Design, Concurrency Review, Memory Profiling, Integration Testing, Contract Testing...]

ANALYSIS PROMPTS (15)

Prompt 36: Competitive Intelligence Analysis

Conduct competitive intelligence analysis:

COMPANY/PRODUCT TO ANALYZE:
[TARGET COMPANY/PRODUCT]

YOUR CONTEXT:
- Your company: [YOUR COMPANY]
- Your product: [YOUR PRODUCT]
- Market: [INDUSTRY/SEGMENT]
- Why analyzing: [STRATEGIC GOAL]

DATA SOURCES PROVIDED:
[PASTE: COMPETITOR WEBSITE, REVIEWS, PRICING, MARKETING MATERIALS, PRESS RELEASES, etc]

ANALYSIS FRAMEWORK:

1. Product/Service Analysis:
   - Features inventory (comprehensive list)
   - Pricing structure (tiers, models, costs)
   - Target customers (who they serve best)
   - Value proposition (stated and implied)
   - Technology stack (if discernible)

2. Strengths Assessment:
   - What they do better than you
   - Unique differentiators
   - Competitive moats
   - Market positioning advantages
   - Customer satisfaction signals

3. Weaknesses Identification:
   - Gaps in offering
   - Customer complaints (from reviews)
   - Pricing vulnerabilities
   - Operational limitations
   - Market segments underserved

4. Strategic Positioning:
   - Market segment focus
   - Growth strategy (apparent)
   - Partnerships and ecosystem
   - Geographic presence
   - Brand perception

5. Tactical Insights:
   - Marketing channels used
   - Messaging themes
   - Sales approach (if visible)
   - Customer acquisition tactics
   - Retention strategies

6. Opportunities for You:
   - Weaknesses you can exploit
   - Underserved segments to target
   - Differentiation opportunities
   - Pricing strategies to consider
   - Partnership opportunities

7. Threats to Monitor:
   - Areas where they're stronger
   - Upcoming features/launches (if known)
   - Pricing pressure risks
   - Market expansion plans

DELIVERABLES:
- Executive Summary (300 words: key findings + recommendations)
- Detailed Analysis (organized by framework above)
- SWOT Matrix (their strengths, weaknesses, opportunities, threats)
- Strategic Recommendations (3-5 actionable insights)
- Competitive Positioning Map (where they fit in market)

ANALYSIS DEPTH: [PRELIMINARY/COMPREHENSIVE/DEEP-DIVE]
OUTPUT TONE: Strategic/actionable (for [EXECUTIVE/PRODUCT/MARKETING]

Conduct competitive intelligence analysis:

COMPANY/PRODUCT TO ANALYZE:
[TARGET COMPANY/PRODUCT]

YOUR CONTEXT:
- Your company: [YOUR COMPANY]
- Your product: [YOUR PRODUCT]
- Market: [INDUSTRY/SEGMENT]
- Why analyzing: [STRATEGIC GOAL]

DATA SOURCES PROVIDED:
[PASTE: COMPETITOR WEBSITE, REVIEWS, PRICING, MARKETING MATERIALS, PRESS RELEASES, etc]

ANALYSIS FRAMEWORK:

1. Product/Service Analysis:
   - Features inventory (comprehensive list)
   - Pricing structure (tiers, models, costs)
   - Target customers (who they serve best)
   - Value proposition (stated and implied)
   - Technology stack (if discernible)

2. Strengths Assessment:
   - What they do better than you
   - Unique differentiators
   - Competitive moats
   - Market positioning advantages
   - Customer satisfaction signals

3. Weaknesses Identification:
   - Gaps in offering
   - Customer complaints (from reviews)
   - Pricing vulnerabilities
   - Operational limitations
   - Market segments underserved

4. Strategic Positioning:
   - Market segment focus
   - Growth strategy (apparent)
   - Partnerships and ecosystem
   - Geographic presence
   - Brand perception

5. Tactical Insights:
   - Marketing channels used
   - Messaging themes
   - Sales approach (if visible)
   - Customer acquisition tactics
   - Retention strategies

6. Opportunities for You:
   - Weaknesses you can exploit
   - Underserved segments to target
   - Differentiation opportunities
   - Pricing strategies to consider
   - Partnership opportunities

7. Threats to Monitor:
   - Areas where they're stronger
   - Upcoming features/launches (if known)
   - Pricing pressure risks
   - Market expansion plans

DELIVERABLES:
- Executive Summary (300 words: key findings + recommendations)
- Detailed Analysis (organized by framework above)
- SWOT Matrix (their strengths, weaknesses, opportunities, threats)
- Strategic Recommendations (3-5 actionable insights)
- Competitive Positioning Map (where they fit in market)

ANALYSIS DEPTH: [PRELIMINARY/COMPREHENSIVE/DEEP-DIVE]
OUTPUT TONE: Strategic/actionable (for [EXECUTIVE/PRODUCT/MARKETING]

Conduct competitive intelligence analysis:

COMPANY/PRODUCT TO ANALYZE:
[TARGET COMPANY/PRODUCT]

YOUR CONTEXT:
- Your company: [YOUR COMPANY]
- Your product: [YOUR PRODUCT]
- Market: [INDUSTRY/SEGMENT]
- Why analyzing: [STRATEGIC GOAL]

DATA SOURCES PROVIDED:
[PASTE: COMPETITOR WEBSITE, REVIEWS, PRICING, MARKETING MATERIALS, PRESS RELEASES, etc]

ANALYSIS FRAMEWORK:

1. Product/Service Analysis:
   - Features inventory (comprehensive list)
   - Pricing structure (tiers, models, costs)
   - Target customers (who they serve best)
   - Value proposition (stated and implied)
   - Technology stack (if discernible)

2. Strengths Assessment:
   - What they do better than you
   - Unique differentiators
   - Competitive moats
   - Market positioning advantages
   - Customer satisfaction signals

3. Weaknesses Identification:
   - Gaps in offering
   - Customer complaints (from reviews)
   - Pricing vulnerabilities
   - Operational limitations
   - Market segments underserved

4. Strategic Positioning:
   - Market segment focus
   - Growth strategy (apparent)
   - Partnerships and ecosystem
   - Geographic presence
   - Brand perception

5. Tactical Insights:
   - Marketing channels used
   - Messaging themes
   - Sales approach (if visible)
   - Customer acquisition tactics
   - Retention strategies

6. Opportunities for You:
   - Weaknesses you can exploit
   - Underserved segments to target
   - Differentiation opportunities
   - Pricing strategies to consider
   - Partnership opportunities

7. Threats to Monitor:
   - Areas where they're stronger
   - Upcoming features/launches (if known)
   - Pricing pressure risks
   - Market expansion plans

DELIVERABLES:
- Executive Summary (300 words: key findings + recommendations)
- Detailed Analysis (organized by framework above)
- SWOT Matrix (their strengths, weaknesses, opportunities, threats)
- Strategic Recommendations (3-5 actionable insights)
- Competitive Positioning Map (where they fit in market)

ANALYSIS DEPTH: [PRELIMINARY/COMPREHENSIVE/DEEP-DIVE]
OUTPUT TONE: Strategic/actionable (for [EXECUTIVE/PRODUCT/MARKETING]

Claude advantage: 1M context analyzes massive competitor data dumps holistically

Prompt 37: Data Pattern Recognition

Analyze dataset for patterns and insights:

DATASET:
[PASTE DATA OR DESCRIBE STRUCTURE]

ANALYSIS GOALS:
- Primary question: [WHAT YOU WANT TO LEARN]
- Secondary questions: [ADDITIONAL INTERESTS]
- Decision context: [HOW INSIGHTS WILL BE USED]

ANALYSIS REQUIREMENTS:

1. Data Exploration:
   - Dataset shape (rows, columns, timespan)
   - Variable types (categorical, numerical, temporal)
   - Missing data patterns
   - Outliers and anomalies
   - Data quality issues

2. Descriptive Statistics:
   - Central tendency (mean, median, mode)
   - Dispersion (range, std dev, quartiles)
   - Distribution shapes
   - Key percentiles

3. Pattern Identification:
   - Trends over time
   - Seasonal patterns
   - Correlations between variables
   - Clusters or segments
   - Unexpected relationships

4. Hypothesis Testing:
   - Statistical significance of patterns
   - Confidence intervals
   - Effect sizes (practical significance)
   - Alternative explanations

5. Insights Synthesis:
   - What patterns are most important?
   - Which findings are actionable?
   - What surprises emerged?
   - What requires further investigation?

6. Visualization Recommendations:
   - Best chart types for each insight
   - How to display key findings
   - Dashboard layout suggestions

7. Limitations and Caveats:
   - Correlation vs causation
   - Sampling biases
   - Confounding variables
   - Generalizability constraints

STATISTICAL APPROACH: [DESCRIPTIVE/INFERENTIAL/PREDICTIVE]
TECHNICAL LEVEL: [EXECUTIVE SUMMARY/TECHNICAL AUDIENCE]

Analyze dataset for patterns and insights:

DATASET:
[PASTE DATA OR DESCRIBE STRUCTURE]

ANALYSIS GOALS:
- Primary question: [WHAT YOU WANT TO LEARN]
- Secondary questions: [ADDITIONAL INTERESTS]
- Decision context: [HOW INSIGHTS WILL BE USED]

ANALYSIS REQUIREMENTS:

1. Data Exploration:
   - Dataset shape (rows, columns, timespan)
   - Variable types (categorical, numerical, temporal)
   - Missing data patterns
   - Outliers and anomalies
   - Data quality issues

2. Descriptive Statistics:
   - Central tendency (mean, median, mode)
   - Dispersion (range, std dev, quartiles)
   - Distribution shapes
   - Key percentiles

3. Pattern Identification:
   - Trends over time
   - Seasonal patterns
   - Correlations between variables
   - Clusters or segments
   - Unexpected relationships

4. Hypothesis Testing:
   - Statistical significance of patterns
   - Confidence intervals
   - Effect sizes (practical significance)
   - Alternative explanations

5. Insights Synthesis:
   - What patterns are most important?
   - Which findings are actionable?
   - What surprises emerged?
   - What requires further investigation?

6. Visualization Recommendations:
   - Best chart types for each insight
   - How to display key findings
   - Dashboard layout suggestions

7. Limitations and Caveats:
   - Correlation vs causation
   - Sampling biases
   - Confounding variables
   - Generalizability constraints

STATISTICAL APPROACH: [DESCRIPTIVE/INFERENTIAL/PREDICTIVE]
TECHNICAL LEVEL: [EXECUTIVE SUMMARY/TECHNICAL AUDIENCE]

Analyze dataset for patterns and insights:

DATASET:
[PASTE DATA OR DESCRIBE STRUCTURE]

ANALYSIS GOALS:
- Primary question: [WHAT YOU WANT TO LEARN]
- Secondary questions: [ADDITIONAL INTERESTS]
- Decision context: [HOW INSIGHTS WILL BE USED]

ANALYSIS REQUIREMENTS:

1. Data Exploration:
   - Dataset shape (rows, columns, timespan)
   - Variable types (categorical, numerical, temporal)
   - Missing data patterns
   - Outliers and anomalies
   - Data quality issues

2. Descriptive Statistics:
   - Central tendency (mean, median, mode)
   - Dispersion (range, std dev, quartiles)
   - Distribution shapes
   - Key percentiles

3. Pattern Identification:
   - Trends over time
   - Seasonal patterns
   - Correlations between variables
   - Clusters or segments
   - Unexpected relationships

4. Hypothesis Testing:
   - Statistical significance of patterns
   - Confidence intervals
   - Effect sizes (practical significance)
   - Alternative explanations

5. Insights Synthesis:
   - What patterns are most important?
   - Which findings are actionable?
   - What surprises emerged?
   - What requires further investigation?

6. Visualization Recommendations:
   - Best chart types for each insight
   - How to display key findings
   - Dashboard layout suggestions

7. Limitations and Caveats:
   - Correlation vs causation
   - Sampling biases
   - Confounding variables
   - Generalizability constraints

STATISTICAL APPROACH: [DESCRIPTIVE/INFERENTIAL/PREDICTIVE]
TECHNICAL LEVEL: [EXECUTIVE SUMMARY/TECHNICAL AUDIENCE]

Claude strength: Extended thinking finds non-obvious patterns in complex datasets

Prompt 38-50: [Additional analysis prompts would include: Financial Model Review, Market Research Synthesis, User Feedback Analysis, A/B Test Interpretation, Risk Assessment, Scenario Planning, Decision Matrix Creation, Root Cause Analysis, Trend Forecasting, Survey Data Analysis, Customer Segmentation, Cohort Analysis, Conversion Funnel Analysis...]

RESEARCH PROMPTS (10)

Prompt 51: Literature Review Synthesis

Synthesize academic literature on [RESEARCH TOPIC]:

SOURCES PROVIDED:
[LIST OF PAPERS OR PASTE ABSTRACTS/FULL TEXTS]

SYNTHESIS REQUIREMENTS:

1. Thematic Organization:
   - Identify 4-6 major themes across literature
   - Group papers by theme/approach
   - Note evolution of thinking over time
   - Highlight theoretical frameworks used

2. Consensus and Debate:
   - What do researchers agree on?
   - What are active debates?
   - Contradictory findings and why
   - Unresolved questions

3. Methodology Comparison:
   - Common research methods
   - Strengths and limitations of each approach
   - Sample sizes and populations studied
   - Replication status (if known)

4. Key Findings Summary:
   - Major empirical results
   - Effect sizes (where reported)
   - Statistical significance patterns
   - Practical implications

5. Research Gaps:
   - Understudied populations
   - Methodological limitations
   - Theoretical gaps
   - Future research directions

6. Quality Assessment:
   - Study design rigor
   - Publication venues (journal impact)
   - Citation patterns
   - Replication and validation

SYNTHESIS APPROACH:
- Critical analysis (not just summary)
- Identify patterns across studies
- Note methodological evolution
- Highlight seminal works

OUTPUT STRUCTURE:
- Introduction (field overview, scope of review)
- Thematic sections (organized by theme, not chronologically)
- Methodology section (approaches used in literature)
- Synthesis and gaps (what we know, what we don't)
- Conclusions (state of field, future directions)

LENGTH: [3000-5000 WORDS]
CITATION STYLE: [APA/MLA/CHICAGO]
AUDIENCE: [ACADEMICS/PRACTITIONERS/GENERAL]

Synthesize academic literature on [RESEARCH TOPIC]:

SOURCES PROVIDED:
[LIST OF PAPERS OR PASTE ABSTRACTS/FULL TEXTS]

SYNTHESIS REQUIREMENTS:

1. Thematic Organization:
   - Identify 4-6 major themes across literature
   - Group papers by theme/approach
   - Note evolution of thinking over time
   - Highlight theoretical frameworks used

2. Consensus and Debate:
   - What do researchers agree on?
   - What are active debates?
   - Contradictory findings and why
   - Unresolved questions

3. Methodology Comparison:
   - Common research methods
   - Strengths and limitations of each approach
   - Sample sizes and populations studied
   - Replication status (if known)

4. Key Findings Summary:
   - Major empirical results
   - Effect sizes (where reported)
   - Statistical significance patterns
   - Practical implications

5. Research Gaps:
   - Understudied populations
   - Methodological limitations
   - Theoretical gaps
   - Future research directions

6. Quality Assessment:
   - Study design rigor
   - Publication venues (journal impact)
   - Citation patterns
   - Replication and validation

SYNTHESIS APPROACH:
- Critical analysis (not just summary)
- Identify patterns across studies
- Note methodological evolution
- Highlight seminal works

OUTPUT STRUCTURE:
- Introduction (field overview, scope of review)
- Thematic sections (organized by theme, not chronologically)
- Methodology section (approaches used in literature)
- Synthesis and gaps (what we know, what we don't)
- Conclusions (state of field, future directions)

LENGTH: [3000-5000 WORDS]
CITATION STYLE: [APA/MLA/CHICAGO]
AUDIENCE: [ACADEMICS/PRACTITIONERS/GENERAL]

Synthesize academic literature on [RESEARCH TOPIC]:

SOURCES PROVIDED:
[LIST OF PAPERS OR PASTE ABSTRACTS/FULL TEXTS]

SYNTHESIS REQUIREMENTS:

1. Thematic Organization:
   - Identify 4-6 major themes across literature
   - Group papers by theme/approach
   - Note evolution of thinking over time
   - Highlight theoretical frameworks used

2. Consensus and Debate:
   - What do researchers agree on?
   - What are active debates?
   - Contradictory findings and why
   - Unresolved questions

3. Methodology Comparison:
   - Common research methods
   - Strengths and limitations of each approach
   - Sample sizes and populations studied
   - Replication status (if known)

4. Key Findings Summary:
   - Major empirical results
   - Effect sizes (where reported)
   - Statistical significance patterns
   - Practical implications

5. Research Gaps:
   - Understudied populations
   - Methodological limitations
   - Theoretical gaps
   - Future research directions

6. Quality Assessment:
   - Study design rigor
   - Publication venues (journal impact)
   - Citation patterns
   - Replication and validation

SYNTHESIS APPROACH:
- Critical analysis (not just summary)
- Identify patterns across studies
- Note methodological evolution
- Highlight seminal works

OUTPUT STRUCTURE:
- Introduction (field overview, scope of review)
- Thematic sections (organized by theme, not chronologically)
- Methodology section (approaches used in literature)
- Synthesis and gaps (what we know, what we don't)
- Conclusions (state of field, future directions)

LENGTH: [3000-5000 WORDS]
CITATION STYLE: [APA/MLA/CHICAGO]
AUDIENCE: [ACADEMICS/PRACTITIONERS/GENERAL]

Claude advantage: 1M context window processes dozens of papers simultaneously

Prompt 52-60: [Additional research prompts would include: Methodology Critique, Grant Proposal Review, Experimental Design, Meta-Analysis Planning, Research Question Formulation, Citation Network Analysis, Peer Review Feedback, Research Ethics Review, Data Collection Strategy...]

Claude-Specific Optimization Techniques

1. Instruction Precision (49% Advantage)

Generic ChatGPT prompt:

Precision Claude prompt:




Result: Claude follows exact specifications, ChatGPT approximates

2. Extended Thinking for Complex Problems

When to activate:

# For algorithmic problems
response = client.messages.create(
    model="claude-sonnet-4-6",
    thinking={"type": "adaptive", "effort": "high"},
    messages=[{
        "role": "user",
        "content": "Design algorithm for [COMPLEX PROBLEM]"
    }]
)

# For simple tasks (skip thinking)
response = client.messages.create(
    model="claude-sonnet-4-6",
    thinking={"type": "adaptive", "effort": "low"},
    messages=[{
        "role": "user",
        "content": "Fix this typo in variable name"
    }]
)
# For algorithmic problems
response = client.messages.create(
    model="claude-sonnet-4-6",
    thinking={"type": "adaptive", "effort": "high"},
    messages=[{
        "role": "user",
        "content": "Design algorithm for [COMPLEX PROBLEM]"
    }]
)

# For simple tasks (skip thinking)
response = client.messages.create(
    model="claude-sonnet-4-6",
    thinking={"type": "adaptive", "effort": "low"},
    messages=[{
        "role": "user",
        "content": "Fix this typo in variable name"
    }]
)
# For algorithmic problems
response = client.messages.create(
    model="claude-sonnet-4-6",
    thinking={"type": "adaptive", "effort": "high"},
    messages=[{
        "role": "user",
        "content": "Design algorithm for [COMPLEX PROBLEM]"
    }]
)

# For simple tasks (skip thinking)
response = client.messages.create(
    model="claude-sonnet-4-6",
    thinking={"type": "adaptive", "effort": "low"},
    messages=[{
        "role": "user",
        "content": "Fix this typo in variable name"
    }]
)

3. 1M Context Window Strategies

Analyzing large codebases:

Analyze entire codebase for [SECURITY VULNERABILITIES/PERFORMANCE ISSUES]:

[PASTE 50+ FILES, 200,000+ WORDS]

Cross-file analysis required:
- Trace data flow across components
- Identify inconsistent patterns
- Find breaking changes if [X]

Analyze entire codebase for [SECURITY VULNERABILITIES/PERFORMANCE ISSUES]:

[PASTE 50+ FILES, 200,000+ WORDS]

Cross-file analysis required:
- Trace data flow across components
- Identify inconsistent patterns
- Find breaking changes if [X]

Analyze entire codebase for [SECURITY VULNERABILITIES/PERFORMANCE ISSUES]:

[PASTE 50+ FILES, 200,000+ WORDS]

Cross-file analysis required:
- Trace data flow across components
- Identify inconsistent patterns
- Find breaking changes if [X]

Claude handles full context, ChatGPT truncates

4. Agent Teams (Opus 4.6 Only)

Parallel workflow example:

# Instead of sequential (slow)
# 1. Write tests
# 2. Refactor module
# 3. Update docs
# Total: 15 minutes

# Use Agent Teams (fast)
agent_team = client.agent_teams.create(
    agents=[
        {"task": "Write unit tests for module X"},
        {"task": "Refactor module X for readability"},
        {"task": "Update documentation for module X"}
    ]
)
# All three run simultaneously
# Total: 5 minutes
# Instead of sequential (slow)
# 1. Write tests
# 2. Refactor module
# 3. Update docs
# Total: 15 minutes

# Use Agent Teams (fast)
agent_team = client.agent_teams.create(
    agents=[
        {"task": "Write unit tests for module X"},
        {"task": "Refactor module X for readability"},
        {"task": "Update documentation for module X"}
    ]
)
# All three run simultaneously
# Total: 5 minutes
# Instead of sequential (slow)
# 1. Write tests
# 2. Refactor module
# 3. Update docs
# Total: 15 minutes

# Use Agent Teams (fast)
agent_team = client.agent_teams.create(
    agents=[
        {"task": "Write unit tests for module X"},
        {"task": "Refactor module X for readability"},
        {"task": "Update documentation for module X"}
    ]
)
# All three run simultaneously
# Total: 5 minutes

5. Instruction Layering (Advanced)

Layer 1: Role and context




Layer 2: Task specification




Layer 3: Output constraints




Claude executes all three layers precisely

Claude vs ChatGPT Decision Matrix

Use Case

Best Model

Why

Brainstorming campaign ideas

ChatGPT

More creative, conversational

Following exact specifications

Claude

49% better instruction precision

Voice dictation

ChatGPT

Superior Voice Mode

Long document analysis

Claude

1M context vs 128K

Quick code snippet

ChatGPT

Faster for casual use

Complex debugging

Claude

Extended thinking traces paths

Image generation

ChatGPT

DALL-E integration

Technical documentation

Claude

Natural prose, accuracy

Custom workflows

ChatGPT

Custom GPTs save prompts

Multi-file refactoring

Claude

Maintains consistency

Social media posts

ChatGPT

More casual, engaging

Academic writing

Claude

Precision, citation accuracy

API design

Claude

Instruction-following depth

Marketing copy

ChatGPT

Creative variations

Cost Optimization Strategies

90/10 Router Pattern (72% Savings)

def route_to_model(task_complexity):
    """Route 90% to Sonnet, 10% to Opus"""
    
    # Sonnet 4.6 tasks (90%)
    sonnet_tasks = [
        "bug_fix",
        "feature_addition",
        "code_review",
        "test_writing",
        "documentation",
        "simple_refactoring",
        "data_analysis",
        "email_writing"
    ]
    
    # Opus 4.6 tasks (10%)
    opus_tasks = [
        "cross_file_refactoring_15plus_files",
        "architecture_design",
        "expert_level_science",
        "large_codebase_analysis",
        "agent_teams_workflows",
        "complex_multi_step_reasoning"
    ]
    
    if task_complexity in sonnet_tasks:
        return "claude-sonnet-4-6"  # $3/$15 per MTok
    else:
        return "claude-opus-4-6"     # $15/$75 per MTok
def route_to_model(task_complexity):
    """Route 90% to Sonnet, 10% to Opus"""
    
    # Sonnet 4.6 tasks (90%)
    sonnet_tasks = [
        "bug_fix",
        "feature_addition",
        "code_review",
        "test_writing",
        "documentation",
        "simple_refactoring",
        "data_analysis",
        "email_writing"
    ]
    
    # Opus 4.6 tasks (10%)
    opus_tasks = [
        "cross_file_refactoring_15plus_files",
        "architecture_design",
        "expert_level_science",
        "large_codebase_analysis",
        "agent_teams_workflows",
        "complex_multi_step_reasoning"
    ]
    
    if task_complexity in sonnet_tasks:
        return "claude-sonnet-4-6"  # $3/$15 per MTok
    else:
        return "claude-opus-4-6"     # $15/$75 per MTok
def route_to_model(task_complexity):
    """Route 90% to Sonnet, 10% to Opus"""
    
    # Sonnet 4.6 tasks (90%)
    sonnet_tasks = [
        "bug_fix",
        "feature_addition",
        "code_review",
        "test_writing",
        "documentation",
        "simple_refactoring",
        "data_analysis",
        "email_writing"
    ]
    
    # Opus 4.6 tasks (10%)
    opus_tasks = [
        "cross_file_refactoring_15plus_files",
        "architecture_design",
        "expert_level_science",
        "large_codebase_analysis",
        "agent_teams_workflows",
        "complex_multi_step_reasoning"
    ]
    
    if task_complexity in sonnet_tasks:
        return "claude-sonnet-4-6"  # $3/$15 per MTok
    else:
        return "claude-opus-4-6"     # $15/$75 per MTok

Monthly savings example:

  • 100K Opus tokens/day (all tasks): ~$450/month

  • 90K Sonnet + 10K Opus (router): ~$126/month

  • Savings: $324/month (72%)

Common Claude Mistakes to Avoid

Mistake 1: Using ChatGPT Prompts on Claude

❌ "Hey Claude, let's brainstorm some ideas!" ✅ Structured prompts with clear specifications

Mistake 2: Not Leveraging Context Window

❌ Summarizing docs before sending to Claude ✅ Send entire document (up to 1M tokens)

Mistake 3: Skipping Extended Thinking

❌ Using Sonnet default for complex algorithms ✅ Enable high effort thinking for reasoning tasks

Mistake 4: Using Opus for Everything

❌ Bug fixes on Opus ($15/$75) ✅ 90% Sonnet, 10% Opus (72% cost reduction)

Mistake 5: Vague Instructions

❌ "Make this better" ✅ "Improve by: (1) removing passive voice, (2) adding examples, (3) fixing inconsistent terminology"

Access and Pricing (2026)

Claude.ai (Web/Mobile/Desktop)

Free Tier:

  • Model: Claude Sonnet 4.6

  • Usage: Limited daily messages

  • Features: Basic access, no Agent Teams

Pro ($20/month):

  • Models: Sonnet 4.6 + Opus 4.6

  • Usage: 5x more messages

  • Features: Extended thinking, priority access

  • Worth it if: Heavy daily usage

Team/Enterprise:

  • Custom pricing

  • Advanced features

  • Higher limits

Claude API

Pricing (per million tokens):

Model

Input

Output

Claude Sonnet 4.6

$3

$15

Claude Opus 4.6

$15

$75

Claude Haiku 4.5

$0.25

$1.25

API Advantages:

  • Pay-per-use (no monthly fee)

  • Programmatic access

  • Agent Teams (Opus)

  • Batch processing discounts

Claude Code (Command Line)

Access: Developers only Purpose: Agentic coding from terminal Cost: Included in API usage Best for: Automated code generation workflows

Conclusion

These 60 Claude prompts demonstrate 2026 capabilities impossible with ChatGPT - instruction-following precision (49% advantage eliminating "close but not quite" outputs), extended thinking (solving algorithmic problems requiring multi-step reasoning), 1M context window (analyzing entire codebases, research papers, legal contracts simultaneously), and Agent Teams (parallelizing work across multiple instances) - with strategic 90/10 router pattern (Sonnet handling 90% routine tasks at $3/$15 per million tokens, Opus tackling 10% hardest problems at $15/$75) delivering 72% cost reduction versus Opus-only while maintaining quality.

The Sonnet 4.6 vs Opus 4.6 decision framework reveals narrow performance gap (79.6% vs 80.8% SWE-bench) making Sonnet the rational default, with Opus justified only for cross-file refactoring (15+ files), architecture decisions with competing constraints, expert-level science (91.3% vs 74.1% GPQA Diamond), and Agent Teams workflows - demonstrating most developers overpay using Opus for tasks Sonnet handles equally well.

The prompt library approach enables immediate professional productivity leveraging Claude's unique strengths (precision specifications, long context analysis, natural writing, complex reasoning) versus ChatGPT's advantages (creative brainstorming, Voice Mode, Custom GPTs, DALL-E integration) - making optimal workflow routing different tasks to specialized models (Claude for precision work, ChatGPT for creative ideation) rather than universal platform commitment sacrificing specialized capabilities.

Master Claude through instruction precision, extended thinking activation, 1M context exploitation, and 90/10 routing. The combination unlocks professional-grade outputs impossible with ChatGPT alone.

Bookmark 10 most relevant prompts, implement 90/10 router pattern, enable extended thinking for complex tasks, leverage full context window for large documents.

www.topfreeprompts.com

Access 80,000+ professional prompts including 200+ Claude-specific templates, extended thinking optimization guides, Agent Teams workflows, and 1M context window strategies. Master Claude AI producing precision outputs at 72% cost savings versus default Opus usage.

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