---
title: "Changes the vote value of a chat message."
method: PUT
path: "/messages/{message_id}/votes"
tags: ["Chat"]
---

# Changes the vote value of a chat message.

`PUT /messages/{message_id}/votes`

## Request

- Base URL: `https://h2ogpte.genai.h2o.ai/api/v1`
- URL: `https://h2ogpte.genai.h2o.ai/api/v1/messages/{message_id}/votes`
- Auth: HTTP bearer
- TypeScript: <https://skmtc.dev/h2o/apis/h2ogpte-rest-api/docs/messages/:message_id/votes/put.ts> (a function with typed inputs; its response is checked against the schema)

Set the exact value of a vote for a chat message. Any message type can be updated, but only LLM response votes will be visible in the UI. The expectation is 0 - unvoted, -1 - dislike, 1 - like. Values outside of this will not be viewable in the UI.

## Path parameters

- `message_id` string, required

## Request body

- MessageVoteUpdateRequest
  - `votes` integer, required

## Response `204`

Successful operation

## Other responses

- `400`: Bad request
- `401`: Unauthorized - Invalid or missing API key
- `404`: Not found
- `409`: Conflict
- `default`: Unexpected error

---

[API](https://skmtc.dev/h2o/apis/h2ogpte-rest-api.md) - [All operations](https://skmtc.dev/h2o/apis/h2ogpte-rest-api/llms.txt) - [OpenAPI document](https://skmtc.dev/h2o/apis/h2ogpte-rest-api/revisions/a82a117320f4?raw)