Docs

Models & providers

Swap the brain with a single environment variable.

OpenThena speaks the OpenAI chat format, so any OpenAI-compatible endpoint works. The default brain is Xiaomi MiMo.

Default: Xiaomi MiMo

bash
MIMO_API_KEY=...
MIMO_BASE_URL=https://api.xiaomimimo.com/v1
MIMO_MODEL=mimo-v2.5-pro

Available models in the UI selector:

  • mimo-v2.5-pro — flagship reasoning (default)
  • mimo-v2-pro — balanced
  • mimo-v2-flash — fastest

Adding another provider

Add an entry to PROVIDERS and MODEL_REGISTRY in gateway.ts. Because everything is OpenAI-format, no UI code changes.

Want to centralize many providers, keys, budgets and rate limits? Put a real LiteLLM proxy in front of OpenThena — see Self-hosting.