> ## Documentation Index
> Fetch the complete documentation index at: https://docs.pnta.io/llms.txt
> Use this file to discover all available pages before exploring further.

# Update Device Metadata

> Updates device metadata



## OpenAPI

````yaml https://app.pnta.io/api-docs/v1/swagger.json patch /api/v1/metadata
openapi: 3.0.1
info:
  title: API V1
  version: v1
servers:
  - url: https://app.pnta.io
    variables:
      defaultHost:
        default: app.pnta.io
security: []
paths:
  /api/v1/metadata:
    patch:
      tags:
        - Metadata
      summary: Update Device Metadata
      description: Updates device metadata
      parameters:
        - name: project_id
          in: query
          required: true
          description: Project ID
          schema:
            type: string
        - name: identifier
          in: query
          required: true
          description: Device identifier
          schema:
            type: string
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                metadata:
                  type: object
                  additionalProperties:
                    type: string
                  description: Device metadata as key-value pairs
              required:
                - metadata
        required: true
        description: Device metadata
      responses:
        '200':
          description: success
        '400':
          description: bad request
        '404':
          description: not found

````