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

# Download Claude Desktop extension

> Downloads the HERO Claude Desktop Extension package (`hero.dxt`) as an `application/zip` binary.

No authentication required.

Returns 503 if the extension has not yet been built on this server.



## OpenAPI

````yaml get /mcp/install/claude-desktop
openapi: 3.1.0
info:
  title: HERO API
  version: current
  description: |-
    The HERO REST API.

    See https://developers.myhero.so for the rendered docs.
servers:
  - url: https://app.myhero.so
security: []
paths:
  /mcp/install/claude-desktop:
    get:
      tags:
        - MCP
      summary: Download Claude Desktop extension
      description: >-
        Downloads the HERO Claude Desktop Extension package (`hero.dxt`) as an
        `application/zip` binary.


        No authentication required.


        Returns 503 if the extension has not yet been built on this server.
      operationId: mcpDownloadClaudeDesktopExtension
      responses:
        '200':
          description: application/zip binary — the hero.dxt extension package.
          content:
            application/zip:
              schema:
                type: string
                format: binary
        '503':
          description: Extension not yet built on this server.
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
                    description: |-
                      Error class name (e.g.

                      ValidationError, NotFound)
                  message:
                    type: string
                    description: Human-readable error message
                  details:
                    type: array
                    items: {}
                required:
                  - error
                  - message
      security: []

````