Claude Sonnet 4
Claude Sonnet 4 supports a context window of 1M tokens on AI Gateway, enabling full codebase analysis of 75,000+ lines or large document sets, while scoring 72.7% on SWE-bench Verified with hybrid extended thinking and enhanced steerability. Your use subject to Anthropic's Terms & Privacy Policies.
File InputReasoningTool UseVision (Image)Explicit Caching
index.ts
import { streamText } from 'ai'
const result = streamText({ model: 'anthropic/claude-sonnet-4', prompt: 'Why is the sky blue?'})More models by Anthropic
| Model |
|---|
| 1M | 3.9s | 109tps | $5/MFast $10/M | $25/MFast $50/M | Read:$0.5/M Write: $6.25/M | $10/K + input costs | +3 |   +1 | 07/24/2026 | |||
| 1M | 4.4s | 76tps | $10/M | $50/M | Read:$1/M Write: $12.5/M | $10/K + input costs | +2 |  | 07/01/2026 | |||
| 1M | 1.6s | 103tps | $3/M$2/M | $15/M$10/M | Read:$0.3/M$0.2/M Write: $3.75/M$2.5/M | $10/K + input costs | +3 | +1 | 06/29/2026 | |||
| 1M | 1.5s | 101tps | $5/MFast $10/M | $25/MFast $50/M | Read:$0.5/M Write: $6.25/M | $10/K + input costs | +3 | +1 | 05/28/2026 | |||
| 1M | 0.8s | 72tps | $3/M | $15/M | Read:$0.3/M Write: $3.75/M | $10/K + input costs | +3 | +1 | 02/17/2026 | |||
| 200K | 0.6s | 133tps | $1/M | $5/M | Read:$0.1/M Write: $1.25/M | $10/K + input costs | +3 | +1 | 10/15/2025 |