Anthropic
Second iteration of Claude 3.5 Sonnet with computer use support and improved coding performance. Highly capable at agentic tasks and software engineering.
22.7
Quality Score
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Arena ELO
Undisclosed
Parameters
200K
Context
Use this section to answer one simple question first: how much outside evidence do we have that this model performs well? Structured benchmark scores appear first, then official provider evidence, then live arena signal.
This model has normalized benchmark rows, so scores here are directly comparable across benchmark sources.
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Oct 2024
Released
These are recent benchmark or leaderboard claims from official provider sources. They are useful for freshness and context, but they are not treated the same as normalized independent benchmark rows.
claude-3-5-sonnet-20241022 - Arena-Hard-Auto
Arena-Hard-Auto official Gemini-2.5 judged score 33.0 with CI -2.3/1.8
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