Gemini 3.8 Flash
Released Sep 2026 · knowledge cutoff Mar 2026. Proprietary, available through the provider's API.
Gemini 3.8 Flash is built by Google and has 13 benchmark results tracked in the public leaderboard. It supports multimodal input, with a context window of 1.05M tokens. At the blended 8:1 input-to-output rate, it costs $1.08 per million tokens and delivers about 86.7 tokens per second.
Where Gemini 3.8 Flash ranks
The chart below ranks every model in the comparison by overall capability, which is the average of a model's scores across the eight workload axes. Gemini 3.8 Flash is the red bar. This is the single number to check first: it tells you where the model sits in the current pecking order before you dig into the detail.
Workload strengths
Each row below is the average normalized score across every benchmark tagged with that workload category. A higher number means the model performs better on that kind of task relative to the maximum possible score on those benchmarks. Categories where the model has no published results are shown as n/a.
| Workload | Index (0–1) |
|---|---|
| Reasoning | 58% |
| Coding | 61% |
| Agents | 55% |
| Math | n/a |
| Vision | 67% |
| Long Context | 87% |
| Writing | n/a |
| Knowledge | 45% |
How Gemini 3.8 Flash stacks up against every other model
Below is every head-to-head comparison involving Gemini 3.8 Flash. Each card shows the win/loss tally across all workload axes and headline benchmarks. Tap any matchup for the full breakdown with per-benchmark scores, pricing, and workload recommendations.
Gemini 3.8 Flashvs DeepSeek-V4.1-Flash
DeepSeek-V4.1-Flash leads 5–3
Gemini 3.8 Flashvs GPT-6 Astra
GPT-6 Astra leads 9–1
Gemini 3.8 Flashvs Claude Opus 5.5
Claude Opus 5.5 leads 7–1
Gemini 3.8 Flashvs Claude Sonnet 5.5
Claude Sonnet 5.5 leads 6–2
Gemini 3.8 Flashvs MiMo-V2.6-Flash
MiMo-V2.6-Flash leads 4–3
Gemini 3.8 Flashvs Atria Dawn Preview
Atria Dawn Preview leads 5–2
Gemini 3.8 Flashvs Grok 4.7
Gemini 3.8 Flash leads 5–2
Gemini 3.8 Flashvs GPT-Live-1
Gemini 3.8 Flash leads 4–2
Gemini 3.8 Flashvs MiMo-V2.6-Pro
MiMo-V2.6-Pro leads 5–2
Gemini 3.8 Flashvs DeepSeek-V4.1-Flash
DeepSeek-V4.1-Flash leads 5–3
Gemini 3.8 Flashvs GPT-6 Astra
GPT-6 Astra leads 9–1
Gemini 3.8 Flashvs Claude Opus 5.5
Claude Opus 5.5 leads 7–1
Gemini 3.8 Flashvs Claude Sonnet 5.5
Claude Sonnet 5.5 leads 6–2
Gemini 3.8 Flashvs MiMo-V2.6-Flash
MiMo-V2.6-Flash leads 4–3
Gemini 3.8 Flashvs Atria Dawn Preview
Atria Dawn Preview leads 5–2
Gemini 3.8 Flashvs Grok 4.7
Gemini 3.8 Flash leads 5–2
Gemini 3.8 Flashvs GPT-Live-1
Gemini 3.8 Flash leads 4–2
Gemini 3.8 Flashvs MiMo-V2.6-Pro
MiMo-V2.6-Pro leads 5–2
Choose a matchup above, or start from the hub to pick any two models.