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Evaluation

Needle In A Haystack

long-context information retrieval

Core capabilities Anthropic

How it was run

Open a release to see the setup, scoring, and other details that the lab published. Only fields the lab actually disclosed are shown.

Claude 3 Opus, Claude 3 Sonnet, Claude 3 Haiku
Anthropic

rich detail 18 method fields published

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Claude 3.5 Sonnet
Anthropic

rich detail 16 method fields published

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