# Gemini 3.5 Flash API prices

Gemini 3.5 Flash (gemini-flash) — 1.0M context, 128k max output.
35 metered per-token offers from 34 provider(s), in USD per 1M tokens.
Prices as of 2026-10-04.

| Provider | Input $/1M | Output $/1M | Cache read $/1M | Context |
| --- | --- | --- | --- | --- |
| UnoRouter | $0.1857 | $1.1142 | — | 1.0M |
| Kilo Gateway | $0.75 | $4.5 | $0.075 | 1.0M |
| 302.AI | $1.5 | $9 | — | 1.0M |
| Abacus | $1.5 | $9 | $0.15 | 1.0M |
| AIHubMix | $1.5 | $9 | $1.5 | 1.0M |
| CrossModel | $1.5 | $9 | $0.15 | 1.0M |
| Eden AI | $1.5 | $9 | $0.15 | 1.0M |
| Eden AI | $1.5 | $9 | $0.15 | 1.0M |
| FastRouter | $1.5 | $9 | — | 1.0M |
| Google | $1.5 | $9 | $0.15 | 1.0M |
| Vertex | $1.5 | $9 | $0.15 | 1.0M |
| Impossibl | $1.5 | $9 | $0.15 | 1.0M |
| DevPass (LLM Gateway) | $1.5 | $9 | $0.15 | 1.0M |
| LLM Gateway | $1.5 | $9 | $0.15 | 1.0M |
| LLM Gateway | $1.5 | $9 | $0.15 | 1.0M |
| Merge Gateway | $1.5 | $9 | $0.15 | 1.0M |
| NanoGPT | $1.5 | $9 | $0.15 | 1.0M |
| NEAR AI Cloud | $1.5 | $9 | $0.15 | 1.0M |
| Neon | $1.5 | $9 | $0.15 | 1.0M |
| Ofox | $1.5 | $9 | $0.15 | 1.0M |
| OpenCode Zen | $1.5 | $9 | $0.15 | 1.0M |
| OpenRouter | $1.5 | $9 | $0.15 | 1.0M |
| Opper | $1.5 | $9 | $0.15 | 1.0M |
| OrcaRouter | $1.5 | $9 | $0.15 | 1.0M |
| Pioneer | $1.5 | $9 | $0.15 | 1.0M |
| Requesty | $1.5 | $9 | $0.15 | 1.0M |
| SAP AI Core | $1.5 | $9 | $0.15 | 1.0M |
| Tempr Gateway | $1.5 | $9 | $0.15 | 1.0M |
| Vercel AI Gateway | $1.5 | $9 | $0.15 | 1.0M |
| ZenMux | $1.5 | $9 | $0.15 | 1.0M |
| Poe | $1.5152 | $9.0909 | $0.1515 | 1.0M |
| Venice AI | $1.55 | $9.45 | $0.155 | 1.0M |
| Cortecs | $1.649 | $9.899 | $0.165 | 1.0M |
| Requesty (eu) | $1.65 | $9.9 | $0.165 | 1.0M |
| Xpersona | $1.55 | $12.2 | $0.155 | 1.0M |

## Summary

- Cheapest input: $0.1857 per 1M tokens (UnoRouter)
- Cheapest output: $1.1142 per 1M tokens (UnoRouter)
- First-party: $9 per 1M output tokens (Google)
- Free offers: Kenari
- Subscription plans (not per-token): GitHub Copilot
- Released: 2026-05-19
- Inputs: audio, image, pdf, text, video

## FAQ

### What is the cheapest Gemini 3.5 Flash API?

As of Oct 4, 2026, UnoRouter has the lowest Gemini 3.5 Flash output price at $1.1142 per 1M tokens, and UnoRouter has the lowest input price at $0.1857 per 1M tokens. Prices are metered per-token rates in USD; free tiers and subscription plans are excluded.

### How much does Gemini 3.5 Flash cost on Google?

Google charges $1.5 per 1M input tokens and $9 per 1M output tokens for Gemini 3.5 Flash.

### How many providers offer Gemini 3.5 Flash?

34 providers list Gemini 3.5 Flash on Sovyron; 35 of them sell it at a metered per-token price.

### Is Gemini 3.5 Flash free?

1 provider(s) list a free-tier offer: Kenari. Free tiers usually have rate limits.

### Is Gemini 3.5 Flash included in a subscription plan?

Yes. 2 flat-rate plan(s) include it; the cheapest is GitHub Copilot Pro at $10/month.

### What is the context window of Gemini 3.5 Flash?

Gemini 3.5 Flash supports a 1.0M-token context window and up to 128k output tokens.

HTML page: https://sovyron.com/models/gemini-3-5-flash/
Full dataset: https://sovyron.com/data/catalog.json