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Claude Opus 4.8
100 +

About

Anthropic's most capable Opus-tier model — highly autonomous, state-of-the-art on long-horizon agentic work, knowledge work, and memory, with clearer, warmer writing than prior Opus models.

Settings

Response length-  The maximum number of tokens to generate in the output.
Context length-  The maximum number of tokens to use as input for a model.
Reasoning Tokens-  Budget for reasoning. Must be lesser than Max Tokens (length of an output)