Ways to buy 6
| Way to buy | Input | Output | In / out per 1M | Cached | Vs list |
|---|---|---|---|---|---|
 Google Vertex AIglobal-flex, cheapest · cached $0.037 | $0.375 | $1.88 | $0.375 / $1.88-50% vs list | $0.037 | -50% vs list |
 Google Gemini APIflex · cached $0.037 | $0.375 | $1.88 | $0.375 / $1.88-50% vs list | $0.037 | -50% vs list |
| Google Gemini API API The lab's own API · cached $0.075 | $0.75 | $3.75 | $0.75 / $3.75List price | $0.075 | List price |
| Google Vertex AI global · cached $0.075 | $0.75 | $3.75 | $0.75 / $3.75Same as list | $0.075 | Same as list |
| Google Vertex AI global-priority · cached $0.135 | $1.35 | $6.75 | $1.35 / $6.75+80% vs list | $0.135 | +80% vs list |
| Google Gemini API priority · cached $0.135 | $1.35 | $6.75 | $1.35 / $6.75+80% vs list | $0.135 | +80% vs list |
USD per 1M tokens; batch $0.375 in, $1.88 out on the lab's API. Regions are separate routes.
Through a gateway
Your own numbers100M input and 20M output tokens a month: $150.00 direct.
Helicone$150.00+0%
Kong AI Gateway$150.00+0%
LiteLLM$150.00+0%
Vercel AI Gateway$150.00+0%
Cloudflare AI Gateway$157.50+5%
Requesty$157.50+5%
Eden AI$158.25+5.5%
OpenRouter$158.25+5.5%
No published token fee: Martian Gateway, Portkey, TrueFoundry AI Gateway.
Related models
| In / out per 1M | Cheapest route | ||||||
|---|---|---|---|---|---|---|---|
| Gemini 3.8 Flash Google · 1MCheapest: $0.75 on Google Gemini API (flex) | $0.75 | $3.75 | $0.75 / $3.75 | $1.5 | 1M | $0.75 on Google Gemini API (flex) | · |
| Gemini 3.5 Flash Lite Google · 1MCheapest: $0.425 on Google Vertex AI (global-flex) | $0.3 | $2.5 | $0.3 / $2.5 | $0.85 | 1M | $0.425 on Google Vertex AI (global-flex) | · |
| Gemini 3.6 Flash Google · 1MCheapest: $0.75 on Google Vertex AI (global-flex) | $0.75 | $3.75 | $0.75 / $3.75 | $1.5 | 1M | $0.75 on Google Vertex AI (global-flex) | · |
| Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) Google · 66K | $0.25 | $1.5 | $0.25 / $1.5 | $0.563 | 66K | Lab list price | · |
 Muse Spark 1.3Meta · 1M | $1.25 | $4.25 | $1.25 / $4.25 | $2 | 1M | Lab list price | · |
| Muse Spark 1.1 Meta · 1M | $1.25 | $4.25 | $1.25 / $4.25 | $2 | 1M | Lab list price | · |
 Qwen3.8 Max (0902)Qwen (Alibaba) · 1M | $2 | $6 | $2 / $6 | $3 | 1M | Lab list price | · |
 Kimi K3Moonshot AI · 1M | $0.885 | $10.5 | $0.885 / $10.5 | $3.3 | 1M | on Sail Research (fp4) | · |
About Gemini 3.7 Flash
Gemini 3.7 Flash is a multimodal model from Google for fast agentic workflows, coding, and complex multi-step reasoning.
Takes text, image, video, files, audio in and returns text. First listed Aug 14, 2026. Up to 66K output tokens. Blended price $1.5 per 1M tokens at 3 input to 1 output. Overall score 8 on leadersboard.fru.dev (rank 20). Model id gemini-3-7-flash.
Price history
List price since Aug 14, 2026, from Internet Archive snapshots of the OpenRouter catalog, then daily reads.
| Seen | Model | Old price | New price | Change |
|---|---|---|---|---|
| Aug 29, 2026 | Gemini 3.7 FlashInput $0.375 to $0.75, Output $1.88 to $3.75, Cached input $0.037 to $0.075 | Input $0.375Output $1.88Cached input $0.037 | Input $0.75Output $3.75Cached input $0.075 | +100% |
Across fru.devCompany profile7 acquisitionsPay schedule7 conferences
Questions
How much does Gemini 3.7 Flash cost?
$0.75 per million input tokens and $3.75 per million output tokens, with cached input at $0.075, or $0.375 and $1.88 through the Batch API.
What is the context window of Gemini 3.7 Flash?
1M tokens, with up to 66K tokens of output.
Where is Gemini 3.7 Flash cheapest?
Of 6 routes tracked, Google Vertex AI is cheapest at $0.375 input and $1.88 output per million tokens.
Has Gemini 3.7 Flash's price changed?
Yes. The output price went from $1.88 to $3.75, first seen Aug 29, 2026.
Sources: OpenRouter's public model catalog and each provider's own pricing page, read every morning at 05:00 UTC; gateway fees re-read every Monday. List prices: your contract may differ. Logos via logo.dev; trademarks belong to their owners.