Claude 3.7 Sonnet (thinking) reasoning

openrouter
anthropic
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

Capabilities

Context Window 200k tokens
Max Output 64k tokens
Inputs
Outputs

Pricing (per 1M tokens)

Input $3.00
Output $15.00
Cache Read $0.30
Cache Write $3.75

Supported Parameters

include_reasoningmax_tokensreasoningstoptemperaturetool_choicetoolstop_p