# Gemini 4 Argon release date

entity: /record/gemini-4-argon.md  
predicate: model_release  
page: /record/gemini-4-argon/model_release  
as_of: 2026-11-04  

As of November 4, 2026, the AsOf record says Gemini 4 Argon was released on September 30, 2026, from a primary source (deepmind.google); it also holds October 13, 2026 (as gemini-4-argon). The record holds 2 claims on Gemini 4 Argon's release, 2 still open and 0 superseded, each dated and sourced; a replaced value is closed with an end date, never deleted.

## Current release date

What the record asserts on 2026-11-04.

- [Gemini 4 Argon](/record/gemini-4-argon.md) | model_release | Gemini 4 Argon | valid 2026-09-30 to present | conf 0.95 | valid | [clm_A4D44C009A19](/claim/clm_A4D44C009A19.md)
  sources: https://deepmind.google/blog/gemini-4-argon-our-next-era-of-frontier-intelligence/, https://deepmind.google/blog/introducing-gemini-4-argon/
- [Gemini 4 Argon](/record/gemini-4-argon.md) | model_release | gemini-4-argon | valid 2026-10-13 to present | conf 0.95 | valid | [clm_4BA9C360ED99](/claim/clm_4BA9C360ED99.md)
  sources: https://cloud.google.com/vertex-ai/generative-ai/docs/learn/model-versions

## Every dated value

One claim per line, oldest first. Superseded claims stay visible.

- [Gemini 4 Argon](/record/gemini-4-argon.md) | model_release | Gemini 4 Argon | valid 2026-09-30 to present | conf 0.95 | valid | [clm_A4D44C009A19](/claim/clm_A4D44C009A19.md)
  sources: https://deepmind.google/blog/gemini-4-argon-our-next-era-of-frontier-intelligence/, https://deepmind.google/blog/introducing-gemini-4-argon/
- [Gemini 4 Argon](/record/gemini-4-argon.md) | model_release | gemini-4-argon | valid 2026-10-13 to present | conf 0.95 | valid | [clm_4BA9C360ED99](/claim/clm_4BA9C360ED99.md)
  sources: https://cloud.google.com/vertex-ai/generative-ai/docs/learn/model-versions

## Questions this record answers

### When was Gemini 4 Argon released?

On September 30, 2026, from a primary source (deepmind.google) (status valid, confidence 0.95).


## Get this data

- JSON: /v1/entities/gemini-4-argon/model_release (this fact) · /v1/entities/gemini-4-argon?predicates=model_release (with the entity's coverage; add as_of=YYYY-MM-DD for a date)
- MCP: timeline(entity: "gemini-4-argon", predicates: ["model_release"]) for every dated value · fetch(id: "/record/gemini-4-argon/model_release.md") for this page
- Entity twin: /record/gemini-4-argon.md · timeline: /timelines/gemini-4-argon.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.