---
title: "Get Project Evaluation Run"
method: GET
path: "/v1/projects/{project_id}/evaluation-runs/{run_id}"
tags: ["projects"]
---

# Get Project Evaluation Run

`GET /v1/projects/{project_id}/evaluation-runs/{run_id}`

## Request

- Base URL: `https://api.pioneer.ai` (the document declares no server; this is the origin it was published from)
- URL: `https://api.pioneer.ai/v1/projects/{project_id}/evaluation-runs/{run_id}`
- Auth: one of:
  - API key in header `X-API-Key`
  - HTTP bearer
- TypeScript: <https://skmtc.dev/pioneer/apis/brain-api/docs/v1/projects/:project_id/evaluation-runs/:run_id/get.ts> (a function with typed inputs; its response is checked against the schema)

Return one project-scoped Evaluation Suite run.

## Path parameters

- `project_id` string, required
- `run_id` string, required

## Response `200`

Successful Response

- EvaluationSuiteRunResponse: One append-only Evaluation Suite execution.
  - `id` string, required
  - `suite_id` string, required
  - `project_id` string, required
  - `model_id` string, required
  - `status` 'awaiting_scoring' | 'cancelled' | 'complete' | 'failed' | 'pending' | 'running', required
  - `max_examples` integer, nullable, required
  - `scorer_snapshot` JsonObjectOutput, required
  - `comparison_group` string, nullable, required: Scorer id, version, and behaviour digest. Runs without the same non-null value must not be ranked or compared.
  - `metrics` JsonObjectOutput, required
  - `error_message` string, nullable, required
  - `created_at` string, date-time, required
  - `started_at` string, date-time, nullable, required
  - `lease_expires_at` string, date-time, nullable, required
  - `scoring_expires_at` string, date-time, nullable, required
  - `completed_at` string, date-time, nullable, required

## Other responses

- `404`: Project or Evaluation Suite run not found.
- `422`: Validation Error

## Changes

- **2026-09-24** `0e5e86e2bae5`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/pioneer/apis/brain-api/changes/v1/projects/:project_id/evaluation-runs/:run_id/get.md)

---

[API](https://skmtc.dev/pioneer/apis/brain-api.md) - [All operations](https://skmtc.dev/pioneer/apis/brain-api/llms.txt) - [OpenAPI document](https://skmtc.dev/pioneer/apis/brain-api/revisions/0e5e86e2bae5?raw)