Last refreshed 2026-05-29. Next refresh: weekly.
Why use Gemini 2.5 Pro on OpenRouter?
OpenRouter offers Gemini 2.5 Pro with pay-as-you-go pricing at $1.25/1M 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 2.5 Pro across 4 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-2.5-progoogle/gemini-2.5-proRequest example
google/gemini-2.5-pro.Gotchas
- Use provider model ID "google/gemini-2.5-pro", not the LLMReference slug "gemini-2.5-pro".
Compare Gemini 2.5 Pro Across Providers
| Provider | Input (per 1M) | Output (per 1M) |
|---|---|---|
| Google AI Studio | $1.25 | $10.00 |
| GCP Vertex AI | $1.25 | $10.00 |
| OpenRouter | $1.25 | $10.00 |
| Vercel AI Gateway | $1.25 | $10.00 |
Pricing
| Type | Price (per 1M) |
|---|---|
| Input tokens | $1.25 |
| Output tokens | $10.00 |
Capabilities
About Gemini 2.5 Pro
Google DeepMind's most capable Gemini 2.5 model with native thinking/reasoning support. Features a 1M-token context window, multimodal inputs (text, image, audio, video), function calling, and strong performance across coding, mathematics, and scientific reasoning tasks.
FAQ
What does Gemini 2.5 Pro cost on OpenRouter?
On OpenRouter, Gemini 2.5 Pro costs $1.25 per 1M input tokens and $10 per 1M output tokens.
What is the context window for Gemini 2.5 Pro on OpenRouter?
Gemini 2.5 Pro supports a 1.05m token context window on OpenRouter.
How does OpenRouter compare to other Gemini 2.5 Pro providers?
Gemini 2.5 Pro is available from 4 providers. The cheapest input pricing is $1.25/1M tokens from Google AI Studio.
What API model ID do I use for Gemini 2.5 Pro on OpenRouter?
Use the model ID google/gemini-2.5-pro when calling OpenRouter's API.
Who created Gemini 2.5 Pro?
Gemini 2.5 Pro was created by Google DeepMind as part of the Gemini 2.5 model family.
Is Gemini 2.5 Pro open source?
Gemini 2.5 Pro is not open source; the seed data lists it as proprietary.