JsonFabrica MCP

An MCP server wrapper for the JsonFabrica API, enabling AI agents to generate realistic, relational synthetic JSON test data from reusable templates. It supports batch generation, sequence-based IDs, and reproducible outputs via seeds, helping developers and QA teams create consistent fixtures without using real customer data.

Visit MSoftware & Consulting s.r.o.

Package and access

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

Community listingLocal stdioSource reviewed; not executedPublished by MSoftware & Consulting s.r.o.

Vendor documentation

What you can do with it

Generate realistic synthetic JSON fixtures for local development and automated tests
Create reproducible datasets for functional, load, and regression testing
Produce believable sample data for product demos without exposing real records
Validate data pipelines and ML workflows with seeded, consistent datasets

Source and maintenance

Community listingRegistry 0.3.2

mcp-registry: io.github.ms-methos/jsonfabrica-mcp-server@0.3.2 Source repository Project website

Maintenance checked: Oct 31, 2026, 10:59 PM UTC

Packages and installation

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

@jsonfabrica/mcp-server 0.3.2

npm

@jsonfabrica/mcp-server package definition

{
  "version": "0.3.2",
  "transport": "stdio",
  "identifier": "@jsonfabrica/mcp-server",
  "registryType": "npm",
  "registryBaseUrl": "https://registry.npmjs.org",
  "environmentVariables": [
    {
      "name": "JSONFABRICA_API_KEY",
      "isRequired": true,
      "description": "JsonFabrica API key. Create one at jsonfabrica.com -> Settings -> API Keys."
    },
    {
      "name": "JSONFABRICA_API_URL",
      "default": "https://api.jsonfabrica.com",
      "description": "Base URL of the JsonFabrica gateway. Override only when self-hosting the gateway."
    }
  ]
}

Tools

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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": {
    "jsonfabrica-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@jsonfabrica/mcp-server@0.3.2"
      ],
      "env": {
        "JSONFABRICA_API_KEY": "<YOUR_JSONFABRICA_API_KEY>",
        "JSONFABRICA_API_URL": "<YOUR_JSONFABRICA_API_URL>"
      }
    }
  }
}

Cline

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

Cline configuration

{
  "mcpServers": {
    "jsonfabrica-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@jsonfabrica/mcp-server@0.3.2"
      ],
      "env": {
        "JSONFABRICA_API_KEY": "<YOUR_JSONFABRICA_API_KEY>",
        "JSONFABRICA_API_URL": "<YOUR_JSONFABRICA_API_URL>"
      }
    }
  }
}

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": {
    "jsonfabrica-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@jsonfabrica/mcp-server@0.3.2"
      ],
      "env": {
        "JSONFABRICA_API_KEY": "<YOUR_JSONFABRICA_API_KEY>",
        "JSONFABRICA_API_URL": "<YOUR_JSONFABRICA_API_URL>"
      }
    }
  }
}

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": {
    "jsonfabrica-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@jsonfabrica/mcp-server@0.3.2"
      ],
      "env": {
        "JSONFABRICA_API_KEY": "<YOUR_JSONFABRICA_API_KEY>",
        "JSONFABRICA_API_URL": "<YOUR_JSONFABRICA_API_URL>"
      }
    }
  }
}

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