---
title: "List evaluation datasets"
method: GET
path: "/v1/retrievers/evaluations/datasets"
tags: ["Retriever Evaluations"]
---

# List evaluation datasets

`GET /v1/retrievers/evaluations/datasets`

List all evaluation datasets with pagination

## Query parameters

- `page` integer — Page number (1-indexed)
- `page_size` integer — Items per page

## Response `200`

Successful Response

- DatasetListResponse — Response model for listing datasets.
  - `datasets` EvaluationDataset[], required — List of datasets
    - `dataset_id` string, required — Unique dataset identifier
    - `dataset_name` string, required — Human-readable dataset name
    - `description` string, nullable — Dataset description
    - `queries` GroundTruthQuery[], required — List of queries with ground truth
      - `query_id` string, required — Unique identifier for this query within the dataset
      - `query_input` object, required — Query input in the same format as retriever execution (e.g., {'text': '...'})
      - `relevant_documents` string[], required — List of feature_ids that are relevant for this query
      - `relevance_scores` object, nullable — Optional graded relevance scores (doc_id -> score, 0-5 where 5 is most relevant). Used for NDCG calculation.
    - `created_at` string, date-time, required — When dataset was created
    - `updated_at` string, date-time, required — Last update timestamp
    - `namespace_id` string, required — Namespace this dataset belongs to
    - `internal_id` string, required — Internal organization ID
    - `query_count` integer, required — Number of queries in dataset
    - `metadata` object, nullable — Additional metadata (e.g., labeling instructions, version info)
  - `total` integer, required — Total number of datasets
  - `page` integer, required — Current page number
  - `page_size` integer, required — Items per page

## Other responses

- `400` — Bad Request
- `401` — Unauthorized
- `403` — Forbidden
- `404` — Not Found
- `422` — Validation Error
- `500` — Internal Server Error

---

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