Last refreshed 2026-06-19. Next refresh: weekly.
Why use Gemini 3.1 Flash-Lite on OpenRouter?
OpenRouter offers Gemini 3.1 Flash-Lite with pay-as-you-go pricing at $0.25/1M input tokens. OpenRouter is a multi-provider LLM aggregator offering unified API access to 300+ models from all major labs and emerging providers, with automatic failover for reliability.
Compare Gemini 3.1 Flash-Lite across 3 providers to find the best fit for your use caseSetup recipe
Docs fallbackUse the provider REST API or SDKCreate a provider API keymodel: google/gemini-3.1-flash-litegoogle/gemini-3.1-flash-liteRequest example
google/gemini-3.1-flash-lite.Gotchas
- Use provider model ID "google/gemini-3.1-flash-lite", not the LLMReference slug "gemini-3.1-flash-lite".
Compare Gemini 3.1 Flash-Lite Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| Google AI Studio | $0.25 | $1.50 |
| OpenRouter | $0.25 | $1.50 |
| Vercel AI Gateway | $0.25 | $1.50 |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $0.25 |
| Output tokens | $1.50 |
Capabilities
About Gemini 3.1 Flash-Lite
Gemini 3.1 Flash-Lite is Google's generally available low-latency Gemini 3.1 model, launched May 7, 2026. It is optimized for high-volume, cost-sensitive workloads with text, image, and video inputs, a 1M token context window, and a 66K token maximum output. The GA model uses the stable API ID gemini-3.1-flash-lite and replaces gemini-3.1-flash-lite-preview, which is scheduled to shut down on May 25, 2026. Pricing is $0.25 per 1M input tokens and $1.50 per 1M output tokens.
FAQ
What does Gemini 3.1 Flash-Lite cost on OpenRouter?
On OpenRouter, Gemini 3.1 Flash-Lite costs $0.25 per 1M input tokens and $1.50 per 1M output tokens.
What is the context window for Gemini 3.1 Flash-Lite on OpenRouter?
Gemini 3.1 Flash-Lite supports a 1.05m token context window on OpenRouter.
How does OpenRouter compare to other Gemini 3.1 Flash-Lite providers?
Gemini 3.1 Flash-Lite is available from 3 providers. The cheapest input pricing is $0.25/1M tokens from Google AI Studio.
What API model ID do I use for Gemini 3.1 Flash-Lite on OpenRouter?
Use the model ID google/gemini-3.1-flash-lite when calling OpenRouter's API.
Who created Gemini 3.1 Flash-Lite?
Gemini 3.1 Flash-Lite was created by Google DeepMind as part of the Gemini 3.1 model family.
Is Gemini 3.1 Flash-Lite open source?
Gemini 3.1 Flash-Lite is not open source; the seed data lists it as proprietary.