Google: Gemini 2.5 Flash

google/gemini-2.5-flash

Released Jun 17, 20251,048,576 context

$0.30/M input tokens$2.50/M output tokens$1/M audio tokens

Gemini 2.5 Flash is Google's state-of-the-art workhorse model, specifically designed for advanced reasoning, coding, mathematics, and scientific tasks. It includes built-in "thinking" capabilities, enabling it to provide responses with greater accuracy and nuanced context handling.

Additionally, Gemini 2.5 Flash is configurable through the "max tokens for reasoning" parameter, as described in the documentation (https://openrouter.ai/docs/use-cases/reasoning-tokens#max-tokens-for-reasoning).

Providers for Gemini 2.5 Flash

OpenRouter routes requests to the best providers that are able to handle your prompt size and parameters, with fallbacks to maximize uptime.

Performance for Gemini 2.5 Flash

Compare different providers across OpenRouter

Effective Pricing for Gemini 2.5 Flash

Actual cost per million tokens across providers over the past hour

Apps using Gemini 2.5 Flash

Top public apps this month

Recent activity on Gemini 2.5 Flash

Total usage per day on OpenRouter

Prompt

49.3B

Completion

3.19B

Reasoning

196M

Prompt tokens measure input size. Reasoning tokens show internal thinking before a response. Completion tokens reflect total output length.

Uptime stats for Gemini 2.5 Flash

Uptime stats for Gemini 2.5 Flash across all providers

Sample code and API for Gemini 2.5 Flash

OpenRouter normalizes requests and responses across providers for you.

OpenRouter provides an OpenAI-compatible completion API to 300+ models & providers that you can call directly, or using the OpenAI SDK. Additionally, some third-party SDKs are available.

In the examples below, the OpenRouter-specific headers are optional. Setting them allows your app to appear on the OpenRouter leaderboards.

Using third-party SDKs

For information about using third-party SDKs and frameworks with OpenRouter, please see our frameworks documentation.

See the Request docs for all possible fields, and Parameters for explanations of specific sampling parameters.

Gemini 2.5 Flash - API Pricing & Providers | OpenRouter