Claude Sonnet 4
Anthropic · 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%),...
Claude Sonnet 4 ranks #320 of 348 models in the default AI Benchmark Hub order (quality first, then cost). At $9.00 blended per million tokens, it is cheaper than 8% of models with published API pricing. Its 200,000-token context window is 1.3× smaller than the catalog median (262,144 tokens).
Context
Max output: 64000
Pricing
Output / 1M: 15.00
Blend / 1M: 9.00
Quality
Provider
Moderated: yes
Monthly cost at this blended rate
Estimated API spend if every token is billed at $9.00per million (the blend of this model's input and output prices). Real bills depend on the input/output mix.
| Tokens / month | Est. cost (USD) |
|---|---|
| 1,000,000 | $9.00 |
| 10,000,000 | $90.00 |
| 100,000,000 | $900.00 |
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