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Synthesize multiple documents into one brief

Combine several long documents into a brief with agreements, disagreements and quoted evidence.

ClaudeResearchRuleStack original

Written for Claude Opus 5.5 · Updated 2026-10-16

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<documents>
<document index="1"><source>[name]</source>[text]</document>
<document index="2"><source>[name]</source>[text]</document>
</documents>
Question: [what you need to know]. First extract relevant quotes from each document in <quotes>. Then write a brief: answer, supporting evidence (cite document index), where sources disagree, and gaps.

Replace everything in [square brackets] with your own details.

Settings & parameters

• claude-opus-5-5; 1M-token context; Projects for recurring document sets

Variations

• Contract comparison; interview transcript synthesis.

Tips

• Anthropic recommends putting long documents first and asking for quotes before analysis.