4032
model brief

Anthropic

flagship tier · 2024

Anthropic

Claude 3.7 Sonnet

Anthropic's fast flagship model with strong writing quality, safety alignment, and broad domain coverage.

Context window

200k tokens

Peak context for this model.

Availability

Anthropic API, Amazon Bedrock, Google Cloud Vertex

Where you can run it.

Modalities

Text · Vision · Code

Input/output coverage.

Pricing

$3.00 / 1M input tokens, $15.00 / 1M output tokens

Latency: Balanced; responsive for chat and workflow calls

Strengths

  • High-quality narrative writing and summarization with an even tone.
  • Grounded responses with reliable refusals and safety guardrails.
  • Consistent tool-use behavior for multi-step agent plans.

Best for

  • Enterprise copilots that need predictable tone and safety posture.
  • Long-form rewriting, knowledge distillation, and doc QA.
  • Ops workflows that mix structured output with human approvals.

Summary

  • Tier: flagship
  • Release: 2024
  • Latency: Balanced; responsive for chat and workflow calls