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Windsurf supports OpenAI-compatible providers for custom models.

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Setup

  1. Open Windsurf → Settings → AI Provider
  2. Select “OpenAI Compatible”
  3. Fill in:
See all model aliases for shortcuts.

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Prompt Caching

Prompt caching is automatic. Your system prompt and tool definitions are cached for 5 minutes, reducing costs by up to 90% on subsequent requests. No code changes needed. See Prompt Caching for details.