Gemini 3.8 Flash
by GoogleChat
Google's most intelligent Flash model, engineered for long-horizon software engineering, autonomous agents, and complex enterprise workflows
- Context
- 1.05M tokens
- Max output
- 65,536 tokens
- Released
- 2026-09-02
- Weights
- Closed
google/gemini-3-8-flash · also seen as gemini-3.8-flash@eu, gemini/gemini-3.8-flash, google-ai-studio/gemini-3.8-flash, google-vertex/gemini-3.8-flash, +8 more
Specifications
Full facts as recorded, incl. what is unknown.
- Released
- 2026-09-02
- Weights
- Closed
- Input
- Text, Image, Video, Audio, PDF
- Output
- Text
- Context window
- 1,048,576 max across endpoints
- Max output
- 65,536
- Providers
- 12 + 20 gateways, not counted as providers
- Epoch Capabilities Index
- 157.2 ± 2.7 against price
- Direct price range
- $0.75–$1.50 in · $3.75–$7.50 out per 1M tokens · 10 of 12 providers have a comparable price
More details
- Last updated
- 2026-09-02
- Knowledge cutoff
- Developer country
- United States of America
Capabilities
Across all endpoints: supported if any endpoint supports it.
- Tool calling
- Parallel tools
- Structured output
- Reasoning
- Image input
- PDF input
- Audio input
- Audio output
- Video input
- Prompt caching
- Web search
- Computer useunknown
- System messages
- Assistant prefillunknown
- Temperature
- Streaming
- Attachments
Endpoints
One row per provider and variant; gateways are listed separately.
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Price history
Atom feedNo change since 19 Oct 2026. The cheapest direct price has been $0.75 in / $3.75 out per 1M tokens at Google on every data refresh since then.
Tracked from 19 Oct 2026. Headline-eligible direct prices only, so a price the sanity check flags never draws a spike. Series as JSON
Cost calculator
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Similarly priced models
Blended rate per 1M tokens, each at its own cheapest provider (10M input : 2M output mix).
| Model | Blended/1M | In/1M | Out/1M | Context | vs Gemini 3.8 Flash |
|---|---|---|---|---|---|
| Gemini 3.6 FlashGoogle | $1.25 | $0.75 | $3.75 | 1.05M | +0% |
| Gemini 3.7 FlashGoogle | $1.25 | $0.75 | $3.75 | 1.05M | +0% |
| ERNIE 5.0Baidu | $1.26 | $0.84 | $3.37 | 128K | +1% |
| Step 5 PreviewStepFun | $1.28 | $1.00 | $2.70 | 1M | +3% |
| Seed 2.0 ProByteDance Seed | $1.30 | $0.782 | $3.88 | 256K | +4% |
| MiniMax M2.5 highspeedMiniMax | $1.30 | $0.60 | $4.80 | 1M | +4% |
| Pareto 26.10Unbiased AI | $1.20 | $0.80 | $3.20 | 1.05M | −4% cheaper |
| Seed 2.0 CodeByteDance Seed | $1.30 | $0.782 | $3.89 | 262K | +4% |
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|---|---|---|---|
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| Gemini 3.8 Flash TTS | 2026-09-23 | 8.2K | unpriced |
| Gemini 3.8 Flash-Lite TTS | 2026-09-23 | 8.2K | unpriced |
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