Anthropic

Claude 3.7 Sonnet

200K ctxTextImage Tools Reasoning

Released Feb 24, 2025 · 57B tokens this week · 2 providers

Overview

The first Claude with a visible extended-thinking mode you can budget by tokens. Reliable for code review, drafting and document analysis. A common choice for teams that want thinking traces they can inspect.

reasoningprogramminglegal

Providers

Reference data — not yet measured from live traffic

PROVIDERMAX OUTOUTPUT /MQUANT
AnthropicCheapest
200K64K$3.00$15.00239ms7499.88%Full
Amazon Bedrock
200K64K$3.15$15.75940ms6299.70%Full

Latency p50 reflects a provider’s API endpoint responsiveness — the round-trip to its API, not per-token inference time. These figures, with throughput and uptime, are reference data until the gateway aggregates its own traffic.

Price comparison

Blended $ per 1M tokens

GPT-5.2$10.94
Claude 3.7 Sonnet$12.00

Blended rate per 1M tokens, weighted one part prompt to three parts completion — roughly the shape of a chat workload. Your mix will move the number.

Call it

OpenAI-compatible — swap the base URL and go

curl https://model.cards/api/v1/chat/completions \
  -H "Authorization: Bearer $MODELCARDS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "anthropic/claude-3.7-sonnet",
    "messages": [
      { "role": "user", "content": "Summarize the tradeoffs of speculative decoding." }
    ]
  }'