SFAI / MODEL PROFILE
Anthropic: Claude Sonnet 4 (anthropic/claude-sonnet-4)
Claude Sonnet 4 significantly enhances the capabilities of its predecessor, Sonnet 3.7, excelling in both coding and reasoning tasks with improved precision and controllability. Achieving state-of-the-art performance on SWE-bench (72.7%),...
- Developer
- anthropic
- Input modalities
- image, text, file
- Output modalities
- text
- Context tokens
- 200,000
- Latest price observation
- 2026-09-29
- Lowest paired standard token quote
- $3.00 input / $15.00 output per 1M tokens
Dated price and provider records
| Provider and channel | Input | Output or native rate | Unit and status | Source and observation |
|---|---|---|---|---|
| Automatic routingopenrouter | $3.00 | $15.00 | 1M tokenspriced · USD | openrouter2026-09-29 |
These are dated, non-executable observations. Verify the exact endpoint, price and terms with the source before use. Unknown values are not free.