{"id":"clm_C54CD8B50F7F","entity":"claude-haiku-4-5","predicate":"predecessor","value":"Claude Haiku 3.5","value_json":{"note":"sentence refers to Claude Haiku 4.5 (preceding sentence names it)","check":{"by":"research, quote read on the page","on":"2026-11-04","url":"https://www.anthropic.com/news/claude-haiku-4-5","quote":"The model showed low rates of concerning behaviors, and was substantially more aligned than its predecessor, Claude Haiku 3.5.","outcome":"checked","dated_by":"page"},"entity":"claude-3-5-haiku"},"valid_from":"2025-10-15","valid_to":null,"published":"2025-10-15","recorded":"2026-11-04","confidence":0.95,"status":"valid","assertable":true,"superseded_by":null,"supersedes":[],"first_seen_at":"2026-11-04T02:40:06.661518+00:00","updated_at":"2026-11-04T02:40:23.583789+00:00","sources":[{"url":"https://www.anthropic.com/news/claude-haiku-4-5","tier":"primary","publisher":"Anthropic","published_at":"2025-10-15T00:00:00+00:00"}],"evidence":{"by":"page-read","on":"2026-11-04","quote":"The model showed low rates of concerning behaviors, and was substantially more aligned than its predecessor, Claude Haiku 3.5.","url":"https://www.anthropic.com/news/claude-haiku-4-5"},"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"}}}