Claude 3.7 Sonnet

Benchmarks, price, context and versions

Direct answer: Claude 3.7 Sonnet is a model from Anthropic. 79.7% on GPQA Diamond, per Epoch AI.

✓ Good for

Not enough data in the open sources this section uses to build this block.

✕ Not the best for

calculation and problems with an exact answer (#115 of 186 on OTIS Mock AIME)
fixing bugs in real code (#28 of 32 on SWE-bench Verified)

This block follows a rule of this section, using source data: if the model is in the top 25% of the metric, the item goes under "Good for"; if it is in the bottom half, it goes under "Not the best for". The middle band appears in neither. Price and context use OpenRouter; scores use Epoch AI or OpenRouter Benchmarks, in the latest version we checked.

Benchmarks

GPQA Diamond

?what it is

79.7%

highest score on this metric 96.4%

89º / 198 · Epoch AI, latest version we checked

OTIS Mock AIME

57.8%

highest score on this metric 100%

115º / 186 · Epoch AI, latest version we checked

SWE-bench Verified

61%

highest score on this metric 83.5%

28º / 32 · Epoch AI, latest version we checked

Key specs

Lab: Anthropic
Origin: the US
Family: Claude Sonnet provisional data
Weights?: closed
License: no data
Input US$/1M?: no data
Output US$/1M: no data
Context?: no data
Parameters: no data
Input: no data
OpenRouter usage?: no data
Downloads (30 days)?: no data
Use cases provisional data: Code
Dates in sources: 2025, published, per Epoch AI

Version history

2026 Anthropic: Claude Sonnet 5.5 OpenRouter, listed on OpenRouter
2026 Anthropic: Claude Sonnet 5 OpenRouter, listed on OpenRouter
2026 Anthropic: Claude Sonnet 4.6 OpenRouter, listed on OpenRouter
2025 Anthropic: Claude Sonnet 4.5 OpenRouter, listed on OpenRouter

Dates come from the sources: OpenRouter listing or Hugging Face repo creation, which may differ from the official launch.

FAQ

What is Claude 3.7 Sonnet?

Claude 3.7 Sonnet is a model from Anthropic, with closed weights, used for code.

How much does Claude 3.7 Sonnet cost?

No data in open sources.

What is the context window of Claude 3.7 Sonnet?

No data in open sources.

Is Claude 3.7 Sonnet open source?

No. It is available through API only.

What is Claude 3.7 Sonnet's GPQA Diamond score?

79.7% on GPQA Diamond, per Epoch AI.

Is Claude 3.7 Sonnet good for coding?

It scores 61% on SWE-bench Verified, per Epoch AI.

Who made Claude 3.7 Sonnet?

It was made by Anthropic, a lab from the US.

provisional data Questions under review: Semrush had no API balance during collection. Answers use source data only.

Models from Anthropic

See lab

Anthropic does not publish weights on Hugging Face: data only via OpenRouter and Epoch AI.

Sources

Epoch AI, CC BY 4.0, latest version we checked.

Dates come from the sources: OpenRouter listing or Hugging Face repo creation, which may differ from the official launch. Family and version were grouped by rule from the name.