Gemini 3.8 Flash — reviews, specs & pricing

Google's September 2026 workhorse for coding and agents, with a defenders-only Cyber variant.

Summary

Released in September 2026, Gemini 3.8 Flash serves as Google's highly efficient workhorse model optimized for rapid coding tasks and autonomous agent orchestration. It balances low-latency performance with robust execution capabilities, making it ideal for high-throughput developer workflows. A specialized, defenders-only 'Cyber' variant is also available to assist security teams in threat mitigation.

Sample use case

A software engineering team integrates Gemini 3.8 Flash into their continuous integration pipeline to act as an automated agentic debugger. Upon code submission, the model rapidly analyzes pull requests, automatically generates unit tests, and spins up isolated environments to diagnose and patch runtime errors before deployment.

Specifications

  • Provider: google
  • License: closed
  • Context: 1000k tokens
  • Released: 2026-09-02

Pros

  • Optimized for high-speed coding
  • Excellent agent orchestration
  • Specialized defensive cyber variant
  • Highly cost-effective performance

Cons

  • Cyber variant restricted to defenders
  • Smaller capacity than Ultra models
  • May struggle with highly abstract reasoning

Average rating 0.0 from 0 community reviews on Reviuws.

Frequently asked questions

What is Gemini 3.8 Flash?

Released in September 2026, Gemini 3.8 Flash serves as Google's highly efficient workhorse model optimized for rapid coding tasks and autonomous agent orchestration. It balances low-latency performance with robust execution capabilities, making it ideal for high-throughput developer workflows. A specialized, defenders-only 'Cyber' variant is also available to assist security teams in threat mitigation.

How much does Gemini 3.8 Flash cost?

Pricing for Gemini 3.8 Flash is not publicly listed.

Is Gemini 3.8 Flash open source?

Gemini 3.8 Flash is released under the closed license.