curl https://api.openai.com/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer $OPENAI_API_KEY" \
  -d '{
  "model": "gpt-6-astra",
  "messages": [
    {
      "role": "system",
      "content": "You are an expert software engineer."
    },
    {
      "role": "user",
      "content": "Write a clean TypeScript debounce utility with generics."
    }
  ],
  "temperature": 0.7,
  "max_tokens": 2048,
  "stream": false
}'