---
title: "Run all evaluators attached to a dataset on every item"
method: POST
path: "/v1/datasets-v2/{datasetId}/evaluators/run"
tags: ["Datasets v2"]
---

# Run all evaluators attached to a dataset on every item

`POST /v1/datasets-v2/{datasetId}/evaluators/run`

## Request

- Base URL: `https://api.lunary.ai`
- URL: `https://api.lunary.ai/v1/datasets-v2/{datasetId}/evaluators/run`
- Auth: HTTP bearer
- TypeScript: <https://skmtc.dev/lunary/apis/lunary-api/docs/v1/datasets-v2/:datasetId/evaluators/run/post.ts> (a function with typed inputs; its response is checked against the schema)

## Path parameters

- `datasetId` string, uuid, required

## Response `200`

Evaluator results updated

- object
  - `updatedItemCount` integer
  - `dataset` DatasetV2WithItems
    - `id` string, uuid
    - `projectId` string, uuid
    - `ownerId` string, uuid, nullable
    - `ownerName` string, nullable
    - `ownerEmail` string, nullable
    - `name` string
    - `description` string, nullable
    - `createdAt` string, date-time
    - `updatedAt` string, date-time
    - `itemCount` integer
    - `currentVersionId` string, uuid, nullable
    - `currentVersionNumber` integer
    - `currentVersionCreatedAt` string, date-time, nullable
    - `currentVersionCreatedBy` string, uuid, nullable
    - `currentVersionRestoredFromVersionId` string, uuid, nullable
    - `evaluatorSlot1Id` string, uuid, nullable
    - `evaluatorSlot2Id` string, uuid, nullable
    - `evaluatorSlot3Id` string, uuid, nullable
    - `evaluatorSlot4Id` string, uuid, nullable
    - `evaluatorSlot5Id` string, uuid, nullable
    - `items` DatasetV2Item[]
      - `id` string, uuid
      - `datasetId` string, uuid
      - `input` string
      - `groundTruth` string, nullable
      - `output` string, nullable
      - `evaluatorResult1` object, nullable
      - `evaluatorResult2` object, nullable
      - `evaluatorResult3` object, nullable
      - `evaluatorResult4` object, nullable
      - `evaluatorResult5` object, nullable
      - `createdAt` string, date-time
      - `updatedAt` string, date-time

---

[API](https://skmtc.dev/lunary/apis/lunary-api.md) - [All operations](https://skmtc.dev/lunary/apis/lunary-api/llms.txt) - [OpenAPI document](https://skmtc.dev/lunary/apis/lunary-api/revisions/a38233713bdc?raw)