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Ollama’s API allows you to run and interact with models programatically.

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Get started

If you’re just getting started, follow the quickstart documentation to get up and running with Ollama’s API.

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Base URL

After installation, Ollama’s API is served by default at: 
http://localhost:11434/api
For running cloud models on ollama.com, the same API is available with the following base URL: 
https://ollama.com/api

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Example request

Once Ollama is running, its API is automatically available and can be accessed via curl: 
curl http://localhost:11434/api/generate -d '{
  "model": "gemma3",
  "prompt": "Why is the sky blue?"
}'

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Libraries

Ollama has official libraries for Python and JavaScript: Several community-maintained libraries are available for Ollama. For a full list, see the Ollama GitHub repository.

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Versioning

Ollama’s API isn’t strictly versioned, but the API is expected to be stable and backwards compatible. Deprecations are rare and will be announced in the release notes.