# Claude Haiku 4.5 timeline

entity: /record/claude-haiku-4-5.md  
id: ent_claude-haiku-4-5  


## 2025

- 2025-10-15 | model_release | Claude Haiku 4.5 | valid | [clm_4A68D5E26B3E](/claim/clm_4A68D5E26B3E.md)
- 2025-10-15 | predecessor | Claude Haiku 3.5 | valid | [clm_C54CD8B50F7F](/claim/clm_C54CD8B50F7F.md)

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AsOf is a temporal fact ledger: a structured, dated, sourced record of what is true and what changed, built for AI retrieval.