Dated comparison: 3 September 2026
| Metric | Gemini 3.8 Flash | Gemini 3.6 Flash |
|---|---|---|
| Release date | 2 September 2026 | Earlier |
| Context window | 1,048,576 | Comparable |
| Maximum output | 65,536 | Comparable |
| Modalities | Text, image, audio, video, PDF in | Text, image, audio, video, PDF in |
| Thinking levels | low / medium / high | Earlier set |
| Output speed | ~305 tok/s | Comparable |
| Standard input / 1M | $0.75 | $0.75 |
| Standard output / 1M | $3.75 | $3.75 |
| Weights | Closed | Closed |
How to choose
Use 3.8 Flash for new builds. Use 3.6 Flash only if you have a pinned dependency on a specific behaviour or knowledge cutoff. The intelligence index and benchmark gains accumulate per release at the same per-token rate.
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These figures are transcribed from the 3 September 2026 research snapshot. Side-by-side benchmark overlap between 3.8 and 3.6 Flash is partial; verify any specific benchmark on the 3.6 Flash page.
Frequently asked questions
How current is this information?
This page uses the verified research snapshot dated 3 September 2026. Verify current access, pricing and benchmark figures before a production decision.
Put Gemini 3.8 Flash to work
Fund a controlled evaluation, send a reference frame or document, and measure quality and cost on your own workload.