# Gemini 4 Carbon timeline

entity: /record/gemini-4-carbon.md  
id: ent_gemini-4-carbon  


## 2026

- 2026-10-28 | model_release | Gemini 4 Carbon | valid | [clm_F3469180AE5A](/claim/clm_F3469180AE5A.md)
- 2026-10-28 | predecessor | [Gemini 4 Argon](/record/gemini-4-argon.md) | valid | [clm_8F54AADE5780](/claim/clm_8F54AADE5780.md)
- 2026-10-28 | price | $2 per million input tokens | valid | [clm_FA4819BC2283](/claim/clm_FA4819BC2283.md)

---

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