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Strengths
- Supports 200K token ultra-long context and can process an entire book or large code base at once
- Reason more carefully, answer more cautiously, and reduce "serious nonsense"
- The writing style is natural and smooth, and the quality of long articles is better than most competing products
- Strong ability to follow instructions and high completion of complex tasks
- It is safer to handle sensitive topics and more suitable for corporate compliance scenarios.
Best for
- Handle very long PDFs, contracts, reports (upload entire document at once)
- Legal, medical, and financial analysis requiring careful reasoning
- Long-form writing: novels, reports, technical documents
- Code Review: Upload your entire code base for analysis
- Professional scenarios that require more reliability and less illusion
Long document processing
Claude's biggest advantage is its extremely long context, which allows it to process the entire document at once.
Scenario
Upload the complete PDF contract and extract key terms
Prompt example
[Upload contract PDF] Please help me analyze this contract, focusing on: 1. Payment terms (amount, time, method) 2. Liability clauses for breach of contract 3. Ownership of intellectual property rights 4. Conditions for termination of contract Organize it in table format and mark the position of each clause in the original text (which page/article).
Output / what to expect
Claude will read the entire contract in full and output a structured form:
- Summary of each key clause
- Original location reference
- Potential risk reminder (e.g.: a certain clause is unfavorable to Party A)
Tips
Just ask questions directly after uploading the file. Claude will remember the entire document and can ask questions in multiple rounds.
Scenario
Analyze long-form research reports and generate executive summaries
Prompt example
[Upload 50 page research report] Please generate an Executive Summary for this report, requiring: - Length: within 500 words - Contains: core findings (3-5 items), main conclusions, and implications for our business - Language: Business Chinese, can be sent directly to senior executives
Output / what to expect
Output a concise executive summary, capture the core of the report, and use professional language.
Executives can understand the key points of the report in 2 minutes.
Tips
Clarify the audience (executives/technical team) and length limit of the summary, and the output will be more accurate.