Claude Sonnet 4.5 is Anthropic’s most advanced Sonnet model to date, optimized for real-world agents and coding workflows. It delivers state-of-the-art performance on coding benchmarks such as SWE-bench Verified, with...
Details
| Field | Value |
|---|---|
| id | anthropic.claude-sonnet-4-5-20250929-v1:0 |
| context_length | 1000000 |
| max_output_tokens | 64000 |
| quantization | unknown |