---
title: "Update an evaluation"
method: POST
path: "/v1/evals/{eval_id}"
tags: ["Evaluations"]
---

# Update an evaluation

`POST /v1/evals/{eval_id}`

## Request

- Base URL: `https://api.lmnr.ai`
- URL: `https://api.lmnr.ai/v1/evals/{eval_id}`
- Auth: HTTP bearer

Updates an evaluation's name and/or metadata; omitted fields remain unchanged.

## Path parameters

- `eval_id` string, uuid, required

## Request body

- UpdateEvaluationRequest
  - `name` string, nullable
  - `metadata` unknown

## Response `200`

Evaluation updated.

- Evaluation
  - `id` string, uuid, required
  - `createdAt` string, date-time, required
  - `name` string, required
  - `projectId` string, uuid, required
  - `groupId` string, required
  - `metadata` unknown

## Other responses

- `400`: Invalid request.
- `401`: Missing or invalid API key.
- `404`: The requested resource was not found in this project.

---

[API](https://skmtc.dev/laminar-sh/apis/laminar-api.md) - [All operations](https://skmtc.dev/laminar-sh/apis/laminar-api/llms.txt) - [OpenAPI document](https://skmtc.dev/laminar-sh/apis/laminar-api/revisions/8a7a08163846?raw)