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Q3Qwen3.8 Playground

Qwen3.8 API

A Qwen3.8 API contract that is easy to ship and hard to misuse.

Use the familiar chat-completions shape while the Worker fixes the model, validates every boundary, enforces quotas, and keeps provider credentials off your client.

curl https://qwen3-8.org/v1/chat/completions \
  -H "Authorization: Bearer $QWEN38_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "qwen/qwen3.8-27b",
    "messages": [
      {"role": "user", "content": "Explain the bug in this function..."}
    ],
    "max_tokens": 512,
    "temperature": 0.7
  }'

Designed boundaries

The constraints are part of the product.

A smaller contract makes failures visible and spending predictable. If you need streaming, million-token requests, images, or custom provider routing, this endpoint is not the right fit yet.

64K

Combined message characters

32

Messages per request

1,024

Maximum output tokens

60s

Provider timeout

Failure behavior

Errors tell you what boundary failed.

Every error includes a stable code, a safe message, and a request ID. Invalid input fails before calling the provider. A failed provider call releases its quota reservation.

{
  "error": {
    "code": "monthly_quota_exceeded",
    "message": "The Pro monthly quota has been reached."
  },
  "request_id": "..."
}

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