---
title: "Fetch Evaluator Revision"
method: GET
path: "/evaluators/revisions/{evaluator_revision_id}"
tags: ["Evaluators"]
---

# Fetch Evaluator Revision

`GET /evaluators/revisions/{evaluator_revision_id}`

## Request

- Base URL: `/api` (relative, and the document was published on a file host, not at the API’s origin)
- URL: `/api/evaluators/revisions/{evaluator_revision_id}`
- Auth: API key in header `Authorization`
- TypeScript: <https://skmtc.dev/agenta-ai/apis/agenta-api/revisions/c469c2f6cdba/docs/evaluators/revisions/:evaluator_revision_id/get.ts> (a function with typed inputs; its response is checked against the schema)

## Path parameters

- `evaluator_revision_id` string, uuid, required

## Response `200`

Successful Response

- EvaluatorRevisionResponse
  - `count` integer
  - `evaluator_revision` EvaluatorRevision
    - `evaluator_variant_id` string, uuid, nullable
    - `workflow_variant_id` string, uuid, nullable
    - `evaluator_id` string, uuid, nullable
    - `workflow_id` string, uuid, nullable
    - `variant_id` string, uuid, nullable
    - `artifact_id` string, uuid, nullable
    - `author` string, uuid, nullable
    - `date` string, date-time, nullable
    - `message` string, nullable
    - `flags` EvaluatorRevisionFlags
      - `is_application` boolean
      - `is_evaluator` boolean
      - `is_snippet` boolean
      - `is_managed` boolean
      - `is_custom` boolean
      - `is_llm` boolean
      - `is_hook` boolean
      - `is_code` boolean
      - `is_match` boolean
      - `is_feedback` boolean
      - `is_chat` boolean
      - `has_url` boolean
      - `has_script` boolean
      - `has_handler` boolean
    - `tags` object, nullable
    - `meta` object, nullable
    - `name` string, nullable
    - `description` string, nullable
    - `created_at` string, date-time, nullable
    - `updated_at` string, date-time, nullable
    - `deleted_at` string, date-time, nullable
    - `created_by_id` string, uuid, nullable
    - `updated_by_id` string, uuid, nullable
    - `deleted_by_id` string, uuid, nullable
    - `version` string, nullable
    - `slug` string, nullable
    - `id` string, uuid, nullable
    - `data` EvaluatorRevisionDataOutput
      - `uri` string, nullable
      - `url` string, nullable
      - `headers` object, nullable
      - `runtime` 'python' | 'typescript' | 'javascript', nullable
      - `script` string, nullable
      - `schemas` JsonSchemasOutput
        - `parameters` object, nullable
        - `inputs` object, nullable
        - `outputs` object, nullable
      - `parameters` object, nullable
  - `resolution_info` ResolutionInfo
    - `references_used` object[], required
    - `depth_reached` integer, required
    - `embeds_resolved` integer, required
    - `errors` string[]

## Other responses

- `422`: Validation Error

## Changes

- **2026-04-16** `8b06b786c977`: 2 breaking, 3 warning, 3 info
  - response property `evaluator_revision/anyOf[subschema #1: EvaluatorRevision]/data/anyOf[subschema #1: EvaluatorRevisionData]/script` list-of-types was widened by adding types `string` to media type `application/json` of response `200`
  - the `evaluator_revision/anyOf[subschema #1: EvaluatorRevision]/data/anyOf[subschema #1: EvaluatorRevisionData]/script/anyOf[subschema #1]/` response's property type changed from `object` to `string` for status `200`
  - removed the optional property `evaluator_revision/anyOf[subschema #1: EvaluatorRevision]/data/anyOf[subschema #1: EvaluatorRevisionData]/configuration` from the response with the `200` status
  - removed the optional property `evaluator_revision/anyOf[subschema #1: EvaluatorRevision]/data/anyOf[subschema #1: EvaluatorRevisionData]/service` from the response with the `200` status
  - …4 more
- **2026-03-07** `20311f763505`: 1 info
  - added the optional property `resolution_info` to the response with the `200` status
- **2026-02-27** `8fcd55a5a656`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/agenta-ai/apis/agenta-api/changes/evaluators/revisions/:evaluator_revision_id/get.md)

---

[API](https://skmtc.dev/agenta-ai/apis/agenta-api.md) - [All operations](https://skmtc.dev/agenta-ai/apis/agenta-api/llms.txt) - [OpenAPI document](https://skmtc.dev/agenta-ai/apis/agenta-api/revisions/c469c2f6cdba?raw)