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AI Launch Profile

Gemini 4 Carbon

Google announced Gemini 4 Carbon on October 28, 2026. Access starts with a subset of cyber defenders and is to expand gradually to trusted Fairwind partners. The announcement describes broader developer, business and consumer access as a future step.

Google offices at 6 Pancras Square, London, photographed March 26, 2019.

Google offices at 6 Pancras Square, London, photographed March 26, 2019. Historical Google company-context photograph; not Carbon output or a demonstration of model capability. Cropped to 16:9 and resized to 1600×900; photographic content otherwise unchanged. Only the photographic crop is licensed under CC-BY-SA-4.0; that license does not cover this article. No photographer or vendor endorsement is implied. Photo: Acabashi; CC-BY-SA-4.0; source photograph.

At a glance

Launch Snapshot

Company
Google
Launch date
October 28, 2026
Launch type
Model Release
Category
AI Models
Audience
Developers, Enterprises
Pricing
Announced introductory API rates are US$2 per million input tokens and US$10 per million output tokens, with cached input 95% below the input rate. Google lists later rates of US$4 and US$20 after the introductory period, without a confirmed expiry here. These announced rates do not establish a generally callable public API.
Free plan
Not publicly confirmed
API
Not publicly confirmed
Open weights/source
Not publicly confirmed

Verification & Sources

Evidence state
Source-verified
Source links
2
Freshness
Checked October 29, 2026
Last verified
October 29, 2026
Last updated
October 29, 2026
What this evidence state means
Definition
The stated claim was checked against a named primary or authoritative source. This does not mean Kingy tested the product.
Required provenance
At least one public, named primary or authoritative source that directly supports the claim.
Owner
Kingy editorial reviewer
Freshness rule
Recheck within 30 days and after a material product, price, access, or source change.
Disputes and corrections
Use “Suggest a correction” on the record. Kingy editorial reviews the cited evidence, records material corrections, and changes or removes the state when it is not supported.

Key source checks

Suggest a correction

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Kingy AI Take

Gemini 4 Carbon is currently relevant to teams admitted to Google’s controlled cyber-defense rollout. Broader developer, business and consumer access is a future step. Confirm an actual enrollment path and applicable rates before committing a workflow; the announced introductory price does not establish public API availability.

Who it is for

Developers, Enterprises

What feels promising

The access restriction changes what readers can do now: eligible defense teams can follow the managed rollout, while other developers should plan around confirmed access rather than an announced price alone.

What feels unproven

No hands-on test was performed. Access eligibility, timing and account-level availability remain subject to Google’s controlled rollout. No general availability claim is made.

Editorial submissions and sponsor-fit reviews are separate. Payment does not influence Kingy scores, verdicts, rankings, evidence labels, or publication decisions.