{"id":"clm_3DF135FBC0A0","entity":"cursor","predicate":"model_release","value":"Composer 1.5","value_json":{"feed":"cursor-blog","item":"https://cursor.com/blog/composer-1-5","tags":{"v":2,"ai":true,"by":"claude-haiku-5-5","on":"2026-10-31","themes":["coding","reasoning"],"model_tier":"mid","release_kind":"model"},"check":{"on":"2026-10-31","url":"https://cursor.com/blog/composer-1-5","pages":1,"quote":"Feb 9, 2026 · research Introducing Composer 1.5 3 min read A few months ago, we released our first agentic coding model, Composer 1 . Since then, we've made significant improvements to the model’s coding ability. Our new release, Composer 1.5,","outcome":"checked"},"evidence":"Improved reasoning over challenging coding tasks by scaling RL over 20x.","extracted_by":"claude-haiku-5-5","primary_source":true},"valid_from":"2026-02-09","valid_to":null,"published":"2026-02-09","recorded":"2026-10-29","confidence":0.7,"status":"valid","assertable":true,"superseded_by":null,"supersedes":[],"first_seen_at":"2026-10-29T03:46:29.529459+00:00","updated_at":"2026-10-31T04:24:05.858973+00:00","sources":[{"url":"https://cursor.com/blog/composer-1-5","tier":"primary","publisher":"Cursor","published_at":"2026-02-09T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-10-31","quote":"Feb 9, 2026 · research Introducing Composer 1.5 3 min read A few months ago, we released our first agentic coding model, Composer 1 . Since then, we've made significant improvements to the model’s coding ability. Our new release, Composer 1.5,","url":"https://cursor.com/blog/composer-1-5","excerpt":"Improved reasoning over challenging coding tasks by scaling RL over 20x."},"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"}}}