MockHero MCP

Generates realistic relational test data with 156 field types and 22 locales, supporting JSON, CSV, and SQL outputs. It provides both a hosted remote endpoint and a local stdio server for AI agents to create synthetic data for testing and development.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

Community listingLocal stdioSource reviewed; not executedPublished by MockHero

You need:npm install -g @mockherodev/mcp-server

Vendor documentation

What you can do with it

Generate realistic relational test data
Create synthetic data for testing
Seed databases with mock records

Source and maintenance

Community listingRegistry 0.2.0

mcp-registry: io.github.dinosaur24/mockhero@0.2.0 Source repository Project website

Maintenance checked: Oct 31, 2026, 10:27 PM UTC

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@mockherodev/mcp-server 0.2.0

npm

@mockherodev/mcp-server package definition

{
  "version": "0.2.0",
  "transport": "stdio",
  "identifier": "@mockherodev/mcp-server",
  "registryType": "npm",
  "environmentVariables": [
    {
      "name": "MOCKHERO_API_KEY",
      "format": "string",
      "description": "MockHero API key (optional — without it, generation runs as a free preview up to 100 records per request; get a key at https://mockhero.dev or via the create_agent_checkout tool)"
    },
    {
      "name": "MOCKHERO_API_BASE",
      "format": "string",
      "description": "Base URL of the MockHero API (default https://mockhero.dev)"
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.

Cursor configuration

{
  "mcpServers": {
    "mockhero-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mockherodev/mcp-server@0.2.0"
      ],
      "env": {
        "MOCKHERO_API_KEY": "<YOUR_MOCKHERO_API_KEY>",
        "MOCKHERO_API_BASE": "<YOUR_MOCKHERO_API_BASE>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.

Cline configuration

{
  "mcpServers": {
    "mockhero-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mockherodev/mcp-server@0.2.0"
      ],
      "env": {
        "MOCKHERO_API_KEY": "<YOUR_MOCKHERO_API_KEY>",
        "MOCKHERO_API_BASE": "<YOUR_MOCKHERO_API_BASE>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.

VS Code configuration

{
  "servers": {
    "mockhero-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@mockherodev/mcp-server@0.2.0"
      ],
      "env": {
        "MOCKHERO_API_KEY": "<YOUR_MOCKHERO_API_KEY>",
        "MOCKHERO_API_BASE": "<YOUR_MOCKHERO_API_BASE>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.

Claude Desktop configuration

{
  "mcpServers": {
    "mockhero-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@mockherodev/mcp-server@0.2.0"
      ],
      "env": {
        "MOCKHERO_API_KEY": "<YOUR_MOCKHERO_API_KEY>",
        "MOCKHERO_API_BASE": "<YOUR_MOCKHERO_API_BASE>"
      }
    }
  }
}

Let your agent find its tools

Find servers like MockHero MCP from your agent. Add Koskamo once to search the index for endpoints, access requirements, and client setup. Public discovery needs no key.

Connect Koskamo Explore workflows

See all 3,851