Google: Gemma 3 1B (free)

google/gemma-3-1b-it:free

Created Mar 14, 202532,768 context

$0/M input tokens$0/M output tokens

Gemma 3 1B is the smallest of the new Gemma 3 family. It handles context windows up to 32k tokens, understands over 140 languages, and offers improved math, reasoning, and chat capabilities, including structured outputs and function calling. Note: Gemma 3 1B is not multimodal. For the smallest multimodal Gemma 3 model, please see Gemma 3 4B

Providers for Gemma 3 1B (free)

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

Apps using Gemma 3 1B (free)

Top public apps this week using this model

Recent activity on Gemma 3 1B (free)

Tokens processed per day

Versions by Token Share

Uptime stats for Gemma 3 1B (free)

Uptime stats for Gemma 3 1B (free) across all providers

Sample code and API for Gemma 3 1B (free)

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.