---
title: "Get Run Event Detail"
method: GET
path: "/api/v1/runs/{id}/events/{seq}"
tags: ["Run Internals"]
---

# Get Run Event Detail

`GET /api/v1/runs/{id}/events/{seq}`

Returns one stored run event by source event sequence with content fields separated and truncated.

## Path parameters

- `id` string, required
- `seq` integer, required

## Query parameters

- `max_content_length` integer

## Response `200`

Run event detail

- RunEventDetailResponse
  - `event` object, required
    - `seq` integer, required
    - `id` string, required
    - `ts` string, date-time, required
    - `run_id` string, required
    - `event` string, required
    - `actor` union
      - PrincipalUser
        - `kind` 'user', required
        - `identity` IdpIdentity, required
          - `issuer` string, required
          - `subject` string, required
        - `login` string, required
        - `auth_method` 'github' | 'dev_token', required — Runtime user authentication method.
        - `avatar_url` string, nullable
      - PrincipalWorker
        - `kind` 'worker', required
        - `run_id` string, required
      - PrincipalWebhook
        - `kind` 'webhook', required
        - `delivery_id` string, required
      - PrincipalSlack
        - `kind` 'slack', required
        - `team_id` string, required
        - `user_id` string, required
        - `user_name` string, nullable
      - PrincipalAgent
        - `kind` 'agent', required
        - `session_id` string, nullable
        - `parent_session_id` string, nullable
        - `model` string, nullable
      - PrincipalSystem
        - `kind` 'system', required
        - `system_kind` 'engine' | 'watchdog' | 'timeout', required
    - `session_id` string
    - `node_id` string
    - `node_label` string
    - `stage_id` string
    - `tool_call_id` string
  - `properties` object, required
  - `content` object
    - `kind` 'text' | 'tool_output' | 'tool_arguments' | 'error' | 'details', required
    - `value` string, required
  - `truncated` boolean, required
  - `redacted` boolean, required
  - `max_content_length` integer, required

## Other responses

- `400` — Invalid query parameter
- `404` — Run or event not found

---

[API](https://skmtc.net/fabro-sh/apis/fabro-run-api.md) · [All operations](https://skmtc.net/fabro-sh/apis/fabro-run-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/fabro-sh/fabro-run-api/versions/bee030053823/schema)