---
title: "Update collection note"
method: PATCH
path: "/api/v1/collections/{collectionH}/notes/{annotationH}"
tags: ["Collections"]
---

# Update collection note

`PATCH /api/v1/collections/{collectionH}/notes/{annotationH}`

## Request

- Base URL: `https://numonic.ai`
- URL: `https://numonic.ai/api/v1/collections/{collectionH}/notes/{annotationH}`
- Auth: API key in header `x-api-key`

Update an existing note on a collection.

## Path parameters

- `collectionH` string, required: Collection hash (40-char hex SHA-1)
- `annotationH` string, required: Annotation hash (40-char hex SHA-1)

## Request body

- UpdateNoteRequest
  - `content` string
  - `visibility` 'private' | 'team'

## Response `200`

Note updated

- SuccessMessage
  - `message` string, required: Human-readable success message

## Other responses

- `404`: Note not found

---

[API](https://skmtc.dev/numonic/apis/numonic-api.md) · [All operations](https://skmtc.dev/numonic/apis/numonic-api/llms.txt) · [OpenAPI document](https://skmtc.dev/numonic/apis/numonic-api/revisions/6c559bef1e35?raw)