---
title: "Get experiment"
method: GET
path: "/api/v1/automations/{id}/experiments/{experimentId}"
tags: ["Evaluation"]
---

# Get experiment

`GET /api/v1/automations/{id}/experiments/{experimentId}`

Fetch one experiment batch with its run summaries and evaluator results grouped by run id.

## Path parameters

- `id` string, required — Automation id or typed alias.
- `experimentId` string, required — Experiment batch id.

## Response `200`

Experiment detail with runs and results.

- ExperimentDetail — Experiment batch detail.
  - `id` string, required — Experiment batch id. Some CLI commands historically call this a batch id.
  - `automationId` string, required — Automation this experiment belongs to.
  - `automationType` 'workflow' | 'agent', required
  - `status` 'queued' | 'running' | 'completed', required — Experiment batch status.
  - `runCount` integer, required — Total runs in the experiment.
  - `completedCount` integer, required — Runs that have completed.
  - `passedCount` integer, required — Runs whose evaluator scores passed.
  - `failedCount` integer, required — Runs whose evaluator scores failed.
  - `avgScore` number, nullable, required — Average automated evaluator score.
  - `createdAt` union, required
    - string
    - string
  - `completedAt` union, required
    - string
    - string
  - `version` string, nullable, required
  - `runs` object[], required — Runs created for dataset examples in this experiment.
    - `id` string, required — Run id created for the experiment.
    - `status` string, required — Current run status.
    - `exampleId` string, nullable, required — Dataset example id for the run.
    - `exampleName` string, nullable, required — Dataset example name for the run.
    - `createdAt` union, required
      - string
      - string
    - `completedAt` union, required
      - string
      - string
  - `resultsByRun` object, required — Evaluator results keyed by run id.

## Other responses

- `400` — Validation error. Request shape did not match the spec.
- `401` — Missing or invalid API key
- `403` — API key lacks required scope
- `404` — Resource not found
- `413` — Payload too large. Upload exceeded the per-request size cap.
- `429` — Rate limit exceeded
- `500` — Internal server error

---

[API](https://skmtc.dev/eigenpal/apis/eigenpal-api.md) · [All operations](https://skmtc.dev/eigenpal/apis/eigenpal-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/eigenpal/eigenpal-api/revisions/dddcddf1975c/schema)