Is Claude 3.7 Sonnet available on FastMetal?

Not at the moment. Claude Sonnet 5, from the same lab, is available on the FastMetal API today.

What is the context window of Claude 3.7 Sonnet?

200,000 tokens, shared between the prompt and the response.

How does Claude 3.7 Sonnet rank?

#129 on the public arena's Japanese board (ELO 1,333). Ranks move as the leaderboard is updated.

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anthropic/claude-3-7-sonnet

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Claude 3.7 Sonnet

Claude 3.7 Sonnet is an advanced large language model with improved reasoning, coding, and problem-solving capabilities. It introduces a hybrid reasoning approach, allowing users to choose between rapid responses and extended, step-by-step processing for complex tasks. The model demonstrates notable improvements in coding, particularly in front-end development and full-stack updates, and excels in agentic workflows, where it can autonomously navigate multi-step processes. Claude 3.7 Sonnet maintains performance parity with its predecessor in standard mode while offering an extended reasoning mode for enhanced accuracy in math, coding, and instruction-following tasks. Read more at the [blog post here](https://www.anthropic.com/news/claude-3-7-sonnet)

2/24/2025

200,000 tokens

#88 Vision (Overall)

Specifications

Modalities

Input

text

image

file

Output

text

Supported Parameters

include_reasoning

max_tokens

reasoning

stop

temperature

tool_choice

tools

top_k

top_p

Max Output Tokens

64,000

Frequently asked questions

Is Claude 3.7 Sonnet available on FastMetal?: Not at the moment. Claude Sonnet 5, from the same lab, is available on the FastMetal API today.
What is the context window of Claude 3.7 Sonnet?: 200,000 tokens, shared between the prompt and the response.
How does Claude 3.7 Sonnet rank?: #129 on the public arena's Japanese board (ELO 1,333). Ranks move as the leaderboard is updated.