Gemini 3.5 Flash Cyber
Gemini 3.5 Flash Cyber is 3.5 Flash fine-tuned to find, validate and patch vulnerabilities, paired with the CodeMender agent.
First Gemini variant specialized for cyber defense, with the guardrails relaxed for trusted users. Google reports it surpasses mainline 3.5 Flash in testing with Wiz and Cloud security teams. Succeeded by 3.8 Flash Cyber and Gemini 4 Argon under the Fairwind Program.
- Date
- Tuesday, 21 July 2026
- Lab
- Google DeepMind
- Kind
- model
- Access
- research preview
Dated 2026-07-21 on the page; the DeepMind RSS lists 2026-07-17. Access is restricted.
Sources
- deepmind.google/blog/introducing-gemini-3-5-flash-cyber/
- deepmind.google/blog/introducing-gemini-3-6-flash-3-5-flash-lite-and-3-5-flash-cyber/
This record was checked against its sources on 6 October 2026. How we check