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POST /chat/completions

Create a model response from a chat-style message list.

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Request

curl https://api.routestack.cn/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_ROUTESTACK_TOKEN" \
  -d '{
    "model": "gpt-4o-mini",
    "messages": [
      {
        "role": "user",
        "content": "Write a one-line welcome message."
      }
    ]
  }'

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Response

{
  "id": "chatcmpl-example",
  "object": "chat.completion",
  "choices": [
    {
      "index": 0,
      "message": {
        "role": "assistant",
        "content": "Welcome to RouteStack."
      },
      "finish_reason": "stop"
    }
  ]
}

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Notes

  • model access depends on token and user group permissions
  • quota deduction depends on model pricing and group pricing rules