Gemini 3.5 Flash: API pricing, providers and specs
Gemini 3.5 Flash is a text model by Google. 29 providers serve it, from $2.70 to $9.95 /1M; the lowest price is at Kie.ai.
A newer version is out: Gemini 3.8 Flash · released Sep 2, 2026
How Gemini 3.5 Flash compares
Against the 737 text models on the site priced the same way.
- Pricey for its class: at $2.70 /1M, its lowest price is above 69% of comparable models (median $1.10).
- Its 1.05M-token context window is larger than 83% of them (median 262K), about 1570 pages of text.
- On LMArena's WebDev board it ranks #49 of the 64 comparable models scored there.
- 29 providers serve it; 96% of comparable models have fewer.
Gemini 3.5 Flash prices by provider
Every provider's list price, read from its own price page or API. A price marked “from” changes with context length, resolution or mode.
| Provider | Input | Output | Prompt caching | Context |
|---|---|---|---|---|
 Kie.ai | $0.45/1M | $2.70/1M | — | — |
| APIMart | $1.20/1M | $7.20/1M | — | — |
 CometAPI | $1.20/1M | $7.20/1M | $0.12/1M | — |
 Jiekou.AI | $1.43/1M | $8.55/1M | $0.142/1M | — |
| ZenMux | $1.50/1M | $9/1M | $0.15/1M | 1.05M |
 CrossModel | $1.50/1M | $9/1M | $0.15/1M | — |
 Opper | $1.50/1M | $9/1M | $0.15/1M | — |
 Requesty | $1.50/1M | From$9/1M | $0.15/1M | 1.05M |
 Ofox | $1.50/1M | $9/1M | $0.15/1M | 1M |
 Vertex | $1.50/1M | From$9/1M | $0.15/1M | — |
| OpenCode | $1.50/1M | $9/1M | $0.15/1M | — |
 FastRouter | $1.50/1M | $9/1M | $0.15/1M | 1.05M |
 OrcaRouter | $1.50/1M | $9/1M | $0.15/1M | 1.05M |
| Vercel AI Gateway | $1.50/1M | From$9/1M | $0.15/1M | 1M |
 NEAR AI Cloud | $1.50/1M | $9/1M | $0.15/1M | 1M |
 Prime Inference | $1.50/1M | $9/1M | — | — |
 Impossibl | $1.50/1M | $9/1M | $0.15/1M | — |
| OpenRouter | $1.50/1M | From$9/1M | $0.15/1M | 1.05M |
| DevPass (LLM Gateway) | $1.50/1M | From$9/1M | $0.15/1M | — |
 Deep Infra | $1.50/1M | $9/1M | — | — |
 APIYI | $1.50/1M | $9/1M | — | — |
 LaoZhang API | $1.50/1M | $9/1M | — | — |
 CrazyRouter | $1.50/1M | $9/1M | — | — |
| Atlas Cloud | $1.50/1M | $9/1M | $0.15/1M | — |
| AI/ML API | $1.50/1M | $9/1M | $0.15/1M | — |
| Replicate | $1.50/1M | $9/1M | — | — |
 Poe | $1.52/1M | $9.09/1M | $0.151/1M | 1.05M |
 Venice AI | $1.55/1M | $9.45/1M | $0.155/1M | — |
 Cortecs | $1.66/1M | $9.95/1M | $0.166/1M | — |
- Kie.ai$2.70
- APIMart$7.20
- CometAPI$7.20
- Jiekou.AI$8.55
- ZenMux$9
- CrossModel$9
- Opper$9
- Ofox$9
- OpenCode$9
- FastRouter$9
- OrcaRouter$9
- NEAR AI Cloud$9
Specs
- Type
- Text
- Maker
- Inputs
- Audio, Image, Text, Video
- Outputs
- Text
- Context
- 1.05M≈ 1570 pages of text
- Max output
- 66K
- Capabilities
- Prompt caching, JSON, Reasoning, Tool calling, Vision
- Released
- May 19, 2026
- License
- proprietary
- Open weights
- No, API only
- Arena score
- 1499WebDev
Alternatives to Gemini 3.5 Flash
Same kind of model from other makers, at a similar price.
| Model | Lowest price | Context | Arena | Providers |
|---|---|---|---|---|
| Gemini 3.5 Flashthis model | $2.70/1M | 1.05M | 1499 | 29 |
| GPT-6.1 Sol | $8/1M | 1.05M | 1749 | 27 |
 GLM-5.3 | $1.10/1M | 1.05M | 1623 | 49 |
| GPT-6 Sol | $8/1M | 1.05M | 1682 | 28 |
 Qwen3.8 2.4T A95B | $4.11/1M | 1M | — | 22 |
| Grok 4.7 | $4.80/1M | 500K | 1637 | 28 |
 Mistral Large 4 | $2.09/1M | 1.05M | 1543 | 13 |
 Muse Spark 1.3 | $4.25/1M | 1.05M | 1657 | 11 |
 Sonar | $1/1M | 127K | — | 9 |
More from Google
Gemini 4 ArgonGoogle$8/1MNano Banana 2Google$0.067/imgVeo-3Google$2.50/runNano Banana Pro PreviewGoogle$0.09/runGemini Omni 1.1Google$0.05/secNano Banana 2.1Google$6/1MGemini 3 FlashGoogle$2.40/1MVeo 3.1Google$0.16/secGemini 3.5 Flash FAQ
The lowest price for Gemini 3.5 Flash is $2.70 /1M, at Kie.ai.
Kie.ai, at $2.70 /1M. 29 providers serve Gemini 3.5 Flash; the table above lists every one with its price.
Gemini 3.5 Flash reads up to 1.05M tokens per request and writes up to 66K.
No. Gemini 3.5 Flash is only available through an API; Google does not publish its weights.
29 API providers serve Gemini 3.5 Flash. Compare their prices above, or open a provider to see everything it offers.
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