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Claude Sonnet 3.7

Anthropic · Feb 19, 2025

Balanced Claude model for coding, analysis, agent workflows, and cost control

BENCHMARKS

Not in the Epoch Capabilities Index. Epoch benchmarks what it can run, so this is a gap in coverage, not a poor result.

From the lab

Launch announcement · Feb 24, 2025Released Claude Sonnet 3.7
RELEASE DATEFeb 19, 2025
WEIGHTSClosed weights
CONTEXT WINDOW200K
MAX OUTPUT64K
REASONINGYes
TOOL CALLINGYes
INPUTStext, image, pdf
OUTPUTStext
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Specifications from Models.dev. Availability and limits may differ by provider. Benchmark scores come from Epoch AI under CC BY 4.0.