AllenAI: Olmo 3.1 32B Instruct

allenai/olmo-3.1-32b-instruct

Created Jan 6, 202665,536 context

$0.20/M input tokens$0.60/M output tokens

Olmo 3.1 32B Instruct is a large-scale, 32-billion-parameter instruction-tuned language model engineered for high-performance conversational AI, multi-turn dialogue, and practical instruction following. As part of the Olmo 3.1 family, this variant emphasizes responsiveness to complex user directions and robust chat interactions while retaining strong capabilities on reasoning and coding benchmarks. Developed by Ai2 under the Apache 2.0 license, Olmo 3.1 32B Instruct reflects the Olmo initiative’s commitment to openness and transparency.

Providers for Olmo 3.1 32B Instruct

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

Performance for Olmo 3.1 32B Instruct

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Apps using Olmo 3.1 32B Instruct

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Recent activity on Olmo 3.1 32B Instruct

Total usage per day on OpenRouter

Prompt

14.2M

Completion

2.81M

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

Uptime stats for Olmo 3.1 32B Instruct

Uptime stats for Olmo 3.1 32B Instruct across all providers

Sample code and API for Olmo 3.1 32B Instruct

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.

Olmo 3.1 32B Instruct - API, Providers, Stats | OpenRouter