Google releases Gemini 3.8 Flash, now in the Copilot model picker

Sep 7, 2026 · Issue 6 · 3 sources, 3 articles

Google has released Gemini 3.8 Flash with agent-focused coding improvements and a security-tuned sibling model. GitHub Copilot added it to its model picker on 8 September 2026, including for Pro subscribers.

Who is affected and how

senior developer

As a fast, cheaper model, it can be tried in Copilot for repetitive coding tasks.

Sources

• Google ships Gemini 3.8 Flash with agent-focused coding gains, security-tuned sibling | GlooBeam.comgloobeam.com · Sep 7, 2026
• Google Opens Gemini 3.8 Flash for Coding and Agent Workinews.zoombangla.com · Sep 9, 2026
• GitHub Copilot adds Gemini 3.8 Flash to the model picker, including Pro seats — AICoderaicoder.com · Sep 8, 2026

Machine-generated summary based on the titles and excerpts of the source articles. The facts come from the linked article.