---
title: "Fetch Evaluator Variant"
method: GET
path: "/evaluators/variants/{evaluator_variant_id}"
tags: ["Evaluators"]
---

# Fetch Evaluator Variant

`GET /evaluators/variants/{evaluator_variant_id}`

Fetch an evaluator variant by id.

Returns the variant record (slug, flags, lifecycle) without the
committed revisions. Use `/evaluators/revisions/retrieve` to
read the variant's current revision payload.

## Path parameters

- `evaluator_variant_id` string, uuid, required

## Response `200`

Successful Response

- EvaluatorVariantResponse — Envelope for a single evaluator variant.
  - `count` integer — 1 when a variant is returned, 0 otherwise.
  - `evaluator_variant` EvaluatorVariant
    - `evaluator_slug` string, nullable
    - `workflow_slug` string, nullable
    - `evaluator_id` string, uuid, nullable
    - `workflow_id` string, uuid, nullable
    - `artifact_slug` string, nullable
    - `artifact_id` string, uuid, nullable
    - `flags` EvaluatorVariantFlags
      - `is_application` boolean
      - `is_evaluator` boolean
      - `is_snippet` 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
    - `slug` string, nullable
    - `id` string, uuid, nullable

## Other responses

- `422` — Validation Error

## Changes

- **2026-05-23** `2040366204e5` — 3 info
  - added the optional property `evaluator_variant/anyOf[subschema #1: EvaluatorVariant]/artifact_slug` to the response with the `200` status
  - added the optional property `evaluator_variant/anyOf[subschema #1: EvaluatorVariant]/evaluator_slug` to the response with the `200` status
  - added the optional property `evaluator_variant/anyOf[subschema #1: EvaluatorVariant]/workflow_slug` to the response with the `200` status
- **2026-05-22** `67e2a3c6952d` — 3 warning
  - removed the optional property `evaluator_variant/anyOf[subschema #1: EvaluatorVariant]/artifact_slug` from the response with the `200` status
  - removed the optional property `evaluator_variant/anyOf[subschema #1: EvaluatorVariant]/evaluator_slug` from the response with the `200` status
  - removed the optional property `evaluator_variant/anyOf[subschema #1: EvaluatorVariant]/workflow_slug` from the response with the `200` status
- **2026-05-22** `ca3686e05842` — 3 info
  - added the optional property `evaluator_variant/anyOf[subschema #1: EvaluatorVariant]/artifact_slug` to the response with the `200` status
  - added the optional property `evaluator_variant/anyOf[subschema #1: EvaluatorVariant]/evaluator_slug` to the response with the `200` status
  - added the optional property `evaluator_variant/anyOf[subschema #1: EvaluatorVariant]/workflow_slug` to the response with the `200` status
- …earlier changes not shown

[Full history](https://skmtc.dev/agenta-ai/apis/agenta-api/changes/evaluators/variants/:evaluator_variant_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-service-production.skmtc.workers.dev/v1/apis/agenta-ai/agenta-api/revisions/713e4f3b7519/schema)