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Gemini 3.8 Flash

Gemini 3.8 Flash continues the Flash lineage inside the broader Gemini 3 family, with Google DeepMind describing it as a workhorse tier that still aims to deliver advanced reasoning at Flash-level latency. The product page frames the model as the most intelligent workhorse variant yet for coding and agents, explicitly positioning it for complex agentic workflows that need to run at scale rather than niche or single-turn chat usage. Its place in the Gemini 3 family, building on Gemini 3.7 Flash, signals a focus on incremental quality, cost, and latency trade-offs that practitioners can dial in via customizable effort levels, making it suitable for production pipelines where throughput matters as much as raw capability.

From a practical fit standpoint, Gemini 3.8 Flash is aimed squarely at software engineering and agentic knowledge work, the kinds of multi-step tasks that benefit from a model that can hold state, call tools, and reason across longer interactions. Google surfaces the model both through the consumer Gemini app and through developer-oriented build paths that route into Google AI Studio, suggesting an intended audience that spans interactive end users and teams wiring the model into larger systems. The combination of Flash-tier speed with a workhorse positioning points to use cases such as code generation and review, agent orchestration, and other developer-assistant workloads where a balance of capability, cost, and responsiveness is more valuable than peak single-prompt intelligence.

GitHub Copilotgemini-3.8-flashgemini-flash

Quick Info

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Provider
GitHub Copilot
Model key
gemini-3.8-flash
Release date
Sep 2, 2026
Last updated
Sep 2, 2026
Input modalities
Output modalities
Capabilities

Cost

Input token cost
$0.75
Output token cost
$3.75

Limits

Input tokens
936,000 tokens
Output tokens
64,000 tokens
Context window
1,000,000 tokens

Transparent token rates

Compare Gemini 3.8 Flash pricing

Rates are shown per one million tokens. Combined means one million input plus one million output tokens.

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Latest news about Gemini 3.8 Flash

GitHub Copilot

Official sourceRelease Notes

GitHub's official changelog confirms that Gemini 3.8 Flash, Google's latest Flash model, is now available in GitHub Copilot, following the broader Gemini 3.8 Flash release on September 2, 2026. According to the post, Copilot Pro, Pro+, Max, Business, and Enterprise users will be able to select the new model from the pi The same changelog states that Gemini 3.8 Flash is billed at introductory provider pricing under usage-based billing through December 31, 2026, and that rollout will be gradual, so eligible users may not see the option immediately. Copilot Business and Enterprise administrators can manage access through the model polic

GitHub Copilot

CoverageRelease Notes

Ars Technica's coverage of the Google release describes Gemini 3.8 Flash as Google's third Flash model in six weeks and its strongest reasoning and coding Flash variant to date, noting that no Gemini 3.5 Pro has shipped since early 2026. The standard model is positioned as a workhorse for agentic tasks and software dev The article confirms introductory API pricing of $0.75 per million input tokens and $3.75 per million output tokens through the end of 2026, with a regular rate of $1.50/$7.50, and reports that Gemini 3.8 Flash tops the DeepSWE leaderboard for complex software engineering at that discounted cost. It situates the releas

GitHub Copilot

CoverageBenchmark

DataCamp's technical write-up describes Gemini 3.8 Flash as Google's most intelligent Flash-tier model and its third Flash release in six weeks, launched on September 2, 2026. The article reports Gemini 3.8 Flash at 90.8% on Terminal-Bench 2.1 (up from 81.6% for 3.7 Flash), 54.9% on HLE-Verified, and a flat 45.4% on Hu The same article covers Gemini 3.8 Flash Cyber, a variant tuned for cybersecurity work available only to trusted defenders through Google's Fairwind Program, reporting above 70% real-world vulnerability discovery and placement on the CWE-Bench Pareto frontier for patching. Pricing for the standard model is given as $0.

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