Responses Api

post https://api.hanzo.ai/responses

Follows the OpenAI Responses API spec: https://platform.openai.com/docs/api-reference/responses

curl -X POST http://localhost:4000/v1/responses     -H "Content-Type: application/json"     -H "Authorization: Bearer sk-1234"     -d '{
    "model": "gpt-4o",
    "input": "Tell me about AI"
}'