This entry is a serving variant of Anthropic: Claude Opus 4.7. A variant shares its base model's tokenizer by construction, so the measurement lives on the base record and this page inherits it.
| We checked | What we found | Where it came from |
|---|---|---|
| How it counts tokens | Not measured yet | we measured it |
| How its API is set up | Set up identically to 4 other listings, field for field | api_051e33bf |
| How much it can read and write | Reads up to 1,000,000 tokens at once, writes up to 128,000 | its own listing |
| Whether it thinks before answering | Reasons when asked to, at max, xhigh, high, medium, low, high by default | its own listing |
Opus 4.7 is the next generation of Anthropic's Opus family, built for long-running, asynchronous agents. Building on the coding and agentic strengths of Opus 4.6, it delivers stronger performance on...
Supported parameters
include_reasoningmax_tokensreasoningreasoning_effortresponse_formatstopstructured_outputstool_choicetoolsverbosity
defaults: {}
