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| THE DETAILS | Claude Sonnet 5.5Anthropic |
|---|---|
| Provider | Anthropic |
| Context window | 1,000,000 tokens |
| Maximum output | 128,000 tokens |
| Input / 1M tokens | Not verified |
| Output / 1M tokens | Not verified |
| Input modalities | text, image |
| Output modalities | text |
| Capabilities | reasoning, tool calling, vision, multilingual |
| API available | Not verified |
| Open weights | Not verified |
| License | API access: Anthropic Commercial Terms of Service |
| Release date | Not verified |
| Source references | Publisher documentation ↗ |
Specifications come from structured catalog records. “Not verified” means evidence is unavailable. Token prices, when present, are USD per one million tokens from versioned pricing records; other billing units are not converted.