---
title: "Add label to document"
method: PUT
path: "/api/v1/documents/{identifier}/labels/{labelName}"
tags: ["Documents"]
---

# Add label to document

`PUT /api/v1/documents/{identifier}/labels/{labelName}`

## Path parameters

- `identifier` string, required — Document identifier
- `labelName` string, required — Label name

## Query parameters

- `userId` string, uuid — Target user membership ID (for org-scoped API keys)

## Response `204`

Label added successfully

## Other responses

- `401` — Authentication required
- `403` — Permission denied
- `404` — Document or label not found

---

[API](https://skmtc.net/omniapp/apis/omni-api.md) · [All operations](https://skmtc.net/omniapp/apis/omni-api/llms.txt) · [OpenAPI document](https://skmtc-service-staging.skmtc.workers.dev/v1/apis/omniapp/omni-api/versions/4701f292c621/schema)