Last refreshed 2026-05-11. Next refresh: weekly.
Why use Gemini 3 Flash Preview on OpenRouter?
OpenRouter offers Gemini 3 Flash Preview with pay-as-you-go pricing at $0.50/1M 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 Flash Preview 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-flash-previewgoogle/gemini-3-flash-previewRequest example
google/gemini-3-flash-preview.Gotchas
- Use provider model ID "google/gemini-3-flash-preview", not the LLMReference slug "gemini-3-flash-preview".
Compare Gemini 3 Flash Preview Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| GCP Vertex AI | $0.50 | $3.00 |
| OpenRouter | $0.50 | $3.00 |
| Google AI Studio | $0.50 | $3.00 |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $0.50 |
| Output tokens | $3.00 |
Capabilities
About Gemini 3 Flash Preview
Frontier-class performance rivaling larger models at a fraction of the cost. Most intelligent Gemini model built for speed, combining frontier intelligence with superior search and grounding. $0.50 input / $3.00 output per 1M tokens.
FAQ
What does Gemini 3 Flash Preview cost on OpenRouter?
On OpenRouter, Gemini 3 Flash Preview costs $0.5 per 1M input tokens and $3 per 1M output tokens.
What is the context window for Gemini 3 Flash Preview on OpenRouter?
Gemini 3 Flash Preview supports a 1,048,576 token context window on OpenRouter.
How does OpenRouter compare to other Gemini 3 Flash Preview providers?
Gemini 3 Flash Preview is available from 3 providers. The cheapest input pricing is $0.5/1M tokens from GCP Vertex AI.
What API model ID do I use for Gemini 3 Flash Preview on OpenRouter?
Use the model ID google/gemini-3-flash-preview when calling OpenRouter's API.
Who created Gemini 3 Flash Preview?
Gemini 3 Flash Preview was created by Google DeepMind as part of the Gemini 3 model family.
Is Gemini 3 Flash Preview open source?
Gemini 3 Flash Preview is not open source; the seed data lists it as proprietary.