---
title: "Creates a topic model on the collection."
method: POST
path: "/collections/{collection_id}/topic_model"
tags: ["Models"]
---

# Creates a topic model on the collection.

`POST /collections/{collection_id}/topic_model`

## Request

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

Creates a topic model on the collection.

## Path parameters

- `collection_id` string, required

## Query parameters

- `timeout` number, double

## Response `204`

Successful operation

## Other responses

- `400`: Bad request
- `401`: Unauthorized - Invalid or missing API key
- `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)