Decisions
The Decisions API evaluates text, images, or both and returns typed answers about 10x faster than the Responses API.
| Type | Use it to | Main result |
|---|---|---|
| predicate | Check a condition | probability |
| choice | Select one option | choice |
| score | Rate against levels | score |
curl https://api.openai.com/v1/decisions \
-H "Authorization: Bearer $OPENAI_API_KEY" \
-d '{"model": "gpt-6-luna", "questions": [...]}'
Pricing
With gpt-6-luna, input costs $0.10 per 1M tokens.