# Start a staged rollout wave (platform owner) (/docs/api-reference/edges/OtaController_createRollout)

`POST /api/ota/rollouts`

Base URL: https://api.xentr.ai

Authentication: bearer token (`Authorization: Bearer <token>`).

Pushes a version to a deterministic cohort of an (edge_type, channel). Start at a low percent, watch, then promote. The version must be published.

## Request body

Required.

Content type: `application/json`

```json
{
  "type": "object",
  "properties": {
    "edgeType": {
      "type": "string",
      "description": "Edge binary kind",
      "example": "xentr-fanuc"
    },
    "channel": {
      "type": "string",
      "description": "Channel",
      "example": "stable"
    },
    "targetVersion": {
      "type": "string",
      "description": "Version to roll out (must be published to a release channel)",
      "example": "0.3.2"
    },
    "stagedPercent": {
      "type": "number",
      "description": "Initial cohort percent (0–100). Default 0 — start dark, then promote.",
      "example": 10,
      "default": 0
    }
  },
  "required": [
    "edgeType",
    "channel",
    "targetVersion"
  ]
}
```

## Responses

### 201