---
title: "Read one run, step by step"
description: "Every step of the run in order with its status, its result or its error."
canonical: "https://grid82.com/docs/builder-api/workflows/runs-get"
updated: "2026-11-13"
---

# Read one run, step by step

`GET https://studio.grid82.app/v1/apps/{appId}/workflow-runs/{runId}`

Every step of the run in order with its status, its result or its error.

Read the `workflow-runs` skill to diagnose a failure.

Requires the `workflows:read` scope. Operation `workflows.runs.get`. MCP tool `workflows_runs_get`. CLI: `grid82 workflows runs get` (`npx grid82`).

## Path parameters

| Name    | Type   | Required | Description |
| ------- | ------ | -------- | ----------- |
| `appId` | string | yes      |             |
| `runId` | string | yes      |             |

**Authorizations**

- `Authorization` (bearer, in header, required)

## Response

**200**: Success

- `data` (`object`, required)
- `data.id` (`string`, required)
- `data.version` (`integer`, required)
- `data.status` (`string`, required)
- `data.trigger` (`string,null`, required)
- `data.startedAt` (`string`, required)
- `data.endedAt` (`string,null`, required)
- `data.error` (`string,null`, required)
- `data.writes` (`integer`, required)
- `data.workflowId` (`string`, required)
- `data.output` (`object`, required)
- `data.steps` (`object[]`, required)
- `data.steps.name` (`string`, required)
- `data.steps.status` (`string`, required)
- `data.steps.startedAt` (`string,null`, required)
- `data.steps.endedAt` (`string,null`, required)
- `data.steps.output` (`object`, required)
- `data.steps.error` (`string,null`, required)
- `data.steps.detail` (`string,null`, required)

```json
{
  "data": {
    "id": "<string>",
    "version": 123,
    "status": "<string>",
    "trigger": null,
    "startedAt": "<string>",
    "endedAt": null,
    "error": null,
    "writes": 123,
    "workflowId": "<string>",
    "output": null,
    "steps": [
      {
        "name": "<string>",
        "status": "<string>",
        "startedAt": null,
        "endedAt": null,
        "output": null,
        "error": null,
        "detail": null
      }
    ]
  }
}
```

**4XX**: Refused

- `error` (`object`, required)
- `error.code` (`enum<string>`, required, one of: `not_found, forbidden, unauthenticated, validation_failed, conflict, rate_limited, payment_required, not_implemented, internal`)
- `error.message` (`string`, required)
- `error.details` (`Record<string, unknown>`)

```json
{
  "error": {
    "code": "not_found",
    "message": "<string>",
    "details": {}
  }
}
```

**Example request**

```bash
curl --request GET \
  --url 'https://studio.grid82.app/v1/apps/<appId>/workflow-runs/<runId>' \
  --header 'Authorization: Bearer <token>'
```