# Claude Mythos 5 timeline

entity: /record/claude-mythos-5.md  
id: ent_claude-mythos-5  


## 2026

- 2026-06-09 | model_release | Claude Mythos 5 | valid | [clm_33323473D00B](/claim/clm_33323473D00B.md)
- 2026-06-09 | predecessor | [Claude Mythos Preview](/record/claude-mythos-preview.md) | valid | [clm_7199A0F9C7B1](/claim/clm_7199A0F9C7B1.md)
- 2026-06-09 | price | $10 per million input tokens | valid | [clm_66AA029411DB](/claim/clm_66AA029411DB.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.