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Document Comparison
Identifying differences between document versions or comparing source and derivative documents.
Recommended agents
AnthropicGoogle
Claude Opus 4.7
Anthropic's flagship at the time of this entry: extended thinking on, 1M-token context, the most patient of the frontier models.
Gemini 2.5 Pro
Google's reasoning flagship. Two-million-token context, native multimodal, the only frontier model that reads PDFs without an extraction pre-pass.
Budget pick
Claude Sonnet 4.6
$3-$15 per million tokens
Key considerations
- ›Context window for large documents
- ›Change significance scoring
- ›Table and format handling