---
title: "Create a tag"
method: POST
path: "/collections"
tags: ["Collections & Tags"]
---

# Create a tag

`POST /collections`

## Request body

- object
  - `project_id` integer, required
  - `name` string, required
  - `description` string
  - `prompt_ids` integer[]

## Response `201`

Created

## Other responses

- `403` — API key lacks write permission
- `422` — Invalid parameters

## Changes

- **2026-08-05** `17bc6c8b615a` — 2 info
  - api tag `Collections & Tags` added
  - api tag `Collections` removed

[Change history](https://skmtc.dev/llmpulse/apis/llm-pulse-api/changes/collections/post.md)

---

[API](https://skmtc.dev/llmpulse/apis/llm-pulse-api.md) · [All operations](https://skmtc.dev/llmpulse/apis/llm-pulse-api/llms.txt) · [OpenAPI document](https://skmtc-service-production.skmtc.workers.dev/v1/apis/llmpulse/llm-pulse-api/revisions/17bc6c8b615a/schema)