{"id":"clm_E7D2DE6C258F","entity":"claude","predicate":"context_window","value":"1M token context window","value_json":{"feed":"claude-platform-release-notes","item":"https://platform.claude.com/docs/en/release-notes/overview#2026-02-05","tags":{"v":2,"ai":true,"by":"claude-haiku-5-5","on":"2026-11-02","themes":["reasoning"]},"check":{"on":"2026-11-02","url":"https://platform.claude.com/docs/en/release-notes/overview#2026-02-05","pages":1,"quote":"The 1M token context window is now available in beta for Claude Opus 4.6, in addition to Sonnet 4.5 and Sonnet 4. Long context pricing applies to requests exceeding 200k input tokens.","outcome":"checked"},"evidence":"We’ve launched Claude Opus 4.6 , our most intelligent model for complex agentic tasks and long-horizon work. Opus 4.6 recommends adaptive thinking ( thinking: {type: \"adaptive\"} ); manual thinking ( type: \"enabled\" with budget_tokens ) is deprecated. Opus 4.6 does not support prefilling assistant me","extracted_by":"claude-haiku-5-5","primary_source":true},"valid_from":"2026-02-05","valid_to":"2026-02-17","published":"2026-02-05","recorded":"2026-11-02","confidence":0.7,"status":"superseded","assertable":true,"superseded_by":"clm_180AF3A05000","supersedes":[],"first_seen_at":"2026-11-02T16:10:05.198183+00:00","updated_at":"2026-11-02T17:42:05.910183+00:00","sources":[{"url":"https://platform.claude.com/docs/en/release-notes/overview#2026-02-05","tier":"primary","publisher":"Anthropic","published_at":"2026-02-05T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-11-02","quote":"The 1M token context window is now available in beta for Claude Opus 4.6, in addition to Sonnet 4.5 and Sonnet 4. Long context pricing applies to requests exceeding 200k input tokens.","url":"https://platform.claude.com/docs/en/release-notes/overview#2026-02-05","excerpt":"We’ve launched Claude Opus 4.6 , our most intelligent model for complex agentic tasks and long-horizon work. Opus 4.6 recommends adaptive thinking ( thinking: {type: \"adaptive\"} ); manual thinking ( type: \"enabled\" with budget_tokens ) is deprecated. Opus 4.6 does not support prefilling assistant me"},"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"}}}