What is the key difference between Fermat MCP and Growthbook MCP?

Fermat MCP belongs to the Data Science Tools category with local stdio execution, while Growthbook MCP belongs to the Data Science Tools category with local stdio execution.

How do I install Fermat MCP or Growthbook MCP in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Fermat MCP and Growthbook MCP free or paid?

Fermat MCP operates under a Free / Open Source model (No auth required). Growthbook MCP operates under a Free / Open Source model (API Key required).

Which MCP server has more tools and community activity?

Fermat MCP lists 5 tools with 3 views and 20 GitHub stars. Growthbook MCP lists 4 tools with 3 views and 24 GitHub stars.

Can I use both Fermat MCP and Growthbook MCP together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Fermat MCP vs Growthbook MCP

In-depth architectural comparison of the Fermat MCP and Growthbook MCP MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Fermat MCP

Data Science Tools · Local stdio

Quality: 51/100 (Good) | Auth: No auth required

Growthbook MCP

Data Science Tools · Local stdio

Quality: 67/100 (Great) | Auth: API Key required

Verdict Summary: Choose Fermat MCP if you need specialized Data Science Tools tools running via a local process. Choose Growthbook MCP if your workspace requires Data Science Tools integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Fermat MCP when:

You need dedicated capabilities in the Data Science Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: NumPy numerical operations, SymPy symbolic algebra and calculus, Linear algebra and matrix functions.

Explore Fermat MCP Details

Choose Growthbook MCP when:

You need dedicated capabilities in the Data Science Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (Free / Open Source).
You have access to required keys: GB_API_KEY, GB_API_URL, GB_MCP_TRANSPORT, GB_MCP_PORT, GB_MCP_HOST, GB_MCP_URL, GB_OAUTH_ISSUER, GB_SKILLS_ENABLED.
Primary tools included: .

Feature & Specification Comparison

Specification	Fermat MCP abhiphile Data Science Tools	Growthbook MCP growthbook Data Science Tools
Summary	The ultimate math engine unifying SymPy, NumPy & Matplotlib in one powerful server. Perfect for developers & researchers needing symbolic algebra, numerical computing, and data visualization.	Tools for creating and interacting with GrowthBook feature flags and experiments.
Category & Scope	Data Science Tools

Tools & Capabilities Breakdown

Fermat MCP Tools (5)

NumPy numerical operations

SymPy symbolic algebra and calculus

Linear algebra and matrix functions

Matplotlib chart generation

Local FastMCP server

Growthbook MCP Tools (4)

growthbook_api_read

Make an authenticated GET request to the GrowthBook REST API. Use path (+ optional query string) exactly as shown in skill workflows that mention gb-call GET. Paths typically start with /api/v1/ or /api/v2/. Returns the raw response body on success. Queries the GrowthBook REST API — see https://docs.growthbook.io/api (OpenAPI: https://api.growthbook.io/api/v1/openapi.yaml).

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Fermat MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "abhiphile-fermat-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "abhiphile-fermat-mcp"
      ]
    }
  }
}

Growthbook MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "growthbook-growthbook-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@growthbook/mcp"
      ],
      "env": {
        "GB_API_KEY": "YOUR_GB_API_KEY_HERE",
        "GB_API_URL": "YOUR_GB_API_URL_HERE",
        "GB_MCP_TRANSPORT": "YOUR_GB_MCP_TRANSPORT_HERE",
        "GB_MCP_PORT": "YOUR_GB_MCP_PORT_HERE",
        "GB_MCP_HOST": "YOUR_GB_MCP_HOST_HERE",
        "GB_MCP_URL": "YOUR_GB_MCP_URL_HERE",
        "GB_OAUTH_ISSUER": "YOUR_GB_OAUTH_ISSUER_HERE",
        "GB_SKILLS_ENABLED": "YOUR_GB_SKILLS_ENABLED_HERE"
      }
    }
  }
}

Frequently Asked Questions

Fermat MCP is categorized under Data Science Tools and uses a local stdio subprocess. In contrast, Growthbook MCP belongs to Data Science Tools using local stdio subprocess. Select Fermat MCP when you need capabilities focused on data science tools and Growthbook MCP when you require tools for data science tools.

More alternatives to Fermat MCP More alternatives to Growthbook MCP Data Science Tools category hub