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...
| Field | Per token (USD) | Per million |
|---|---|---|
| prompt | 0.000003 | $3.00 |
| completion | 0.000015 | $15.0 |
| web_search | 0.01 | $10000 |
| input_cache_read | 0.0000003 | $0.300 |
| input_cache_write | 0.00000375 | $3.75 |
| input_cache_write_1h | 0.000006 | $6.00 |
| overrides | [object Object] | — |
{
"temperature": 1,
"top_p": 1,
"top_k": null,
"frequency_penalty": null,
"presence_penalty": null,
"repetition_penalty": null
}