# Constraints — OpenAI API

| key | value | condition | source | checked |
|---|---|---|---|---|
| api_available | yes |  | https://openai.com/policies/terms-of-use | 2026-04-18 |
| webhook_available | yes | Available for select endpoints (e.g., Realtime, fine-tuning events). | https://platform.openai.com/docs/models/how-we-use-your-data | 2026-04-18 |

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