---
title: "Update Entity"
method: PATCH
path: "/api/knowledge-graph/entities/{entity_id}"
tags: ["knowledge-graph", "knowledge-graph"]
---

# Update Entity

`PATCH /api/knowledge-graph/entities/{entity_id}`

## Request

- Base URL: `https://api.dialogbrain.com` (the document declares no server; this is the origin it was published from)
- URL: `https://api.dialogbrain.com/api/knowledge-graph/entities/{entity_id}`
- Auth: none declared

Update an entity including notes and tags.

## Path parameters

- `entity_id` integer, required

## Request body

- EntityUpdateRequest: Request to update an entity.
  - `display_name` string, nullable
  - `aliases` string[], nullable
  - `metadata` object, nullable
  - `notes` string, nullable
  - `tag_ids` integer[], nullable

## Response `200`

Successful Response

- EntityResponse: Entity response model.
  - `id` integer, required
  - `entity_type` string, required
  - `canonical_name` string, required
  - `display_name` string, required
  - `aliases` string[]
  - `channel_refs` string[]
  - `first_seen_at` string, date-time, nullable
  - `last_seen_at` string, date-time, nullable
  - `mention_count` integer
  - `metadata` object, nullable
  - `notes` string, nullable
  - `tags` TagResponse[]
    - `id` integer, required
    - `name` string, required
    - `color` string
    - `description` string, nullable

## Other responses

- `422`: Validation Error

---

[API](https://skmtc.dev/dialogbrain/apis/dialogbrain-v2-api-gateway.md) · [All operations](https://skmtc.dev/dialogbrain/apis/dialogbrain-v2-api-gateway/llms.txt) · [OpenAPI document](https://skmtc.dev/dialogbrain/apis/dialogbrain-v2-api-gateway/revisions/d84e7dc9977d?raw)