> ## Documentation Index
> Fetch the complete documentation index at: https://docs.omniall.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# TypeSafe / Jev

> TypeSafe Jev System One on Omniall AI: official System One and OpenAI Decisions endpoints.

# TypeSafe / Jev

Structured decision APIs — answers and probabilities, not free-form text.

| Action | Method | Path |
| - | - | - |
| System One | `POST` | `/typesafe/v1/systemone` |
| Decisions | `POST` | `/v1/decisions` |

**Host:** `https://api.omniall.ai` · Auth `Authorization: Bearer sk-...`\
**Models:** `jev-1.14.0` · `jev-preview` · `jev-latest`

## Type mapping

| System One | Decisions | Meaning |
| - | - | - |
| `noul` | `predicate` | Yes/no probability |
| `choice` | `choice` | Single choice among options |
| `score` | `score` | Ordered levels → weighted score |

## Preview headers

| Header | Effect |
| - | - |
| `TypeSafe-Danger-Zone-Images: true` | Allow images on System One (`assets`) |
| `TypeSafe-Danger-Zone-Long-Context: true` | Raise context caps to 262k tokens |

How-to guide: [TypeSafe Jev API](https://docs.omniall.ai/typesafe-jev-api.md).


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