{"id":"clm_23BC8D21EA03","entity":"anthropic","predicate":"model_release","value":"Claude Haiku 5.5","value_json":{"feed":"claude-platform-release-notes","item":"https://platform.claude.com/docs/en/release-notes/overview#2026-10-07","tags":{"v":2,"ai":true,"by":"claude-haiku-5-5","on":"2026-10-31","themes":["pricing_access"],"model_tier":"small_fast","release_kind":"model"},"check":{"on":"2026-10-31","url":"https://support.claude.com/en/articles/12138966-release-notes#2026-10-07","pages":2,"quote":"October 7, 2026 Claude Haiku 5.5 launch We just launched Claude Haiku 5.5, the cheapest, fastest, and most capable small model we’ve released, designed for high-volume, cost-sensitive tasks.","outcome":"checked"},"evidence":"We’ve lowered the price of prompt cache reads on Claude Sonnet 5.5 from $0.20 USD to $0.10 USD per million tokens: 0.05x the base input price instead of 0.1x. Cache writes and all other prices are unchanged. See Prompt caching pricing . · We’ve launched Claude Haiku 5.5 ( claude-haiku-5-5 ), our mos","extracted_by":"claude-haiku-5-5","primary_source":true},"valid_from":"2026-10-07","valid_to":null,"published":"2026-10-07","recorded":"2026-10-31","confidence":0.7,"status":"valid","assertable":true,"superseded_by":null,"supersedes":[],"first_seen_at":"2026-10-31T02:13:24.022264+00:00","updated_at":"2026-10-31T03:52:09.939321+00:00","sources":[{"url":"https://platform.claude.com/docs/en/release-notes/overview#2026-10-07","tier":"primary","publisher":"Anthropic","published_at":"2026-10-07T00:00:00+00:00"},{"url":"https://support.claude.com/en/articles/12138966-release-notes#2026-10-07","tier":"primary","publisher":"Anthropic","published_at":"2026-10-07T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-10-31","quote":"October 7, 2026 Claude Haiku 5.5 launch We just launched Claude Haiku 5.5, the cheapest, fastest, and most capable small model we’ve released, designed for high-volume, cost-sensitive tasks.","url":"https://support.claude.com/en/articles/12138966-release-notes#2026-10-07","excerpt":"We’ve lowered the price of prompt cache reads on Claude Sonnet 5.5 from $0.20 USD to $0.10 USD per million tokens: 0.05x the base input price instead of 0.1x. Cache writes and all other prices are unchanged. See Prompt caching pricing . · We’ve launched Claude Haiku 5.5 ( claude-haiku-5-5 ), our mos"},"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"}}}