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Anthropic: Claude Sonnet 4

Anthropic: Claude Sonnet 4 is anthropic's model. It is not yet scored on the meo first-party benchmark; aggregated third-party results and OpenRouter metadata are shown below.

Aggregated third-party benchmarks

BenchmarkValueSource
LMArena Elo (Chatbot Arena)1,341lmarena

Model details

Lab
anthropic
Released
2025-05-22
Weights
Context
1M
Max output
64K
Knowledge cutoff
2025-01-31
Price in
$3.00/M
Price out
$15.00/M
Modality
text+image+file->text

Sources: openrouter · lmarena

FAQ

Is Anthropic: Claude Sonnet 4 open weights?

Open-weights status for Anthropic: Claude Sonnet 4 is not recorded.