{"id":"clm_506CF7AB3D71","entity":"anthropic","predicate":"feature_added","value":"model capability fields","value_json":{"feed":"claude-platform-release-notes","item":"https://platform.claude.com/docs/en/release-notes/overview#2026-03-18","tags":{"v":2,"ai":true,"by":"claude-haiku-5-5","on":"2026-11-01","themes":["developer_platform"]},"check":{"on":"2026-11-01","url":"https://platform.claude.com/docs/en/release-notes/overview#2026-03-18","pages":1,"quote":"March 18, 2026  We’ve added model capability fields to the Models API .","outcome":"checked"},"evidence":"We’ve added model capability fields to the Models API . GET /v1/models and GET /v1/models/{model_id} now return max_input_tokens , max_tokens , and a capabilities object. Query the API to discover what each model supports.","extracted_by":"claude-haiku-5-5","primary_source":true},"valid_from":"2026-03-18","valid_to":null,"published":"2026-03-18","recorded":"2026-11-01","confidence":0.7,"status":"valid","assertable":true,"superseded_by":null,"supersedes":[],"first_seen_at":"2026-11-01T19:33:58.063867+00:00","updated_at":"2026-11-01T23:16:00.299262+00:00","sources":[{"url":"https://platform.claude.com/docs/en/release-notes/overview#2026-03-18","tier":"primary","publisher":"Anthropic","published_at":"2026-03-18T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-11-01","quote":"March 18, 2026  We’ve added model capability fields to the Models API .","url":"https://platform.claude.com/docs/en/release-notes/overview#2026-03-18","excerpt":"We’ve added model capability fields to the Models API . GET /v1/models and GET /v1/models/{model_id} now return max_input_tokens , max_tokens , and a capabilities object. Query the API to discover what each model supports."},"legend":{"dates":"valid_from: when the claim took effect (a period figure: the day its period closed). published: the earliest day a source on the record published it (a filing's filing date, a post's date; null when no source carries one). recorded: the day AsOf first held it. A figure can take effect weeks before it is published.","why_not":{},"checked_by":{"page-read":"its source page states the value and the date"}}}