What is the key difference between API and Open Notebook?

API belongs to the Developer Tools category with cloud HTTP/SSE execution, while Open Notebook belongs to the Developer Tools category with local stdio execution.

How do I install API or Open Notebook 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 API and Open Notebook free or paid?

API operates under a Free / Open Source model (No auth required). Open Notebook operates under a Free / Open Source model (No auth required).

Which MCP server has more tools and community activity?

API lists 5 tools with 0 views and 0 GitHub stars. Open Notebook lists 1 tools with 0 views and 44 GitHub stars.

Can I use both API and Open Notebook 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

API vs Open Notebook

In-depth architectural comparison of the API and Open Notebook 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

API

Developer Tools · Remote HTTP/SSE

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

Open Notebook

Developer Tools · Local stdio

Quality: 47/100 (Fair) | Auth: No auth required

Verdict Summary: Choose API if you need specialized Developer Tools tools running via a hosted cloud SSE transport. Choose Open Notebook if your workspace requires Developer 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 API when:

You need dedicated capabilities in the Developer Tools domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: http_request, api_health, jwt_decode.

Explore API Details

Choose Open Notebook when:

You need dedicated capabilities in the Developer Tools domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: No auth required (Free / Open Source).
Primary tools included: search_capabilities.

Explore Open Notebook Details

Feature & Specification Comparison

Specification	A API Developer Tools	Open Notebook Developer Tools
Summary	HTTP client, JWT decode, header analysis for AI agents	MCP server that wraps the Open Notebook API
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

API Tools (5)

http_request

Make any HTTP request (GET, POST, PUT, DELETE, PATCH, HEAD, OPTIONS) with full control over headers, body, authentication, and timeouts. Returns status code, response headers, body, and timing information.

api_health

Check the health of multiple API endpoints in parallel. Returns HTTP status, response time, SSL certificate validity and expiry, and optional response body validation. Includes a summary with counts of healthy, unhealthy, and errored endpoints.

jwt_decode

Decode a JWT token without cryptographic verification. Returns the decoded header and payload, issued-at time, expiry time, and whether the token is currently expired.

url_parse

Parse a URL into its component parts (protocol, host, port, path, query parameters, hash) or build a URL from individual parts.

header_analyzer

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).

API Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "api-9": {
      "url": "https://modelcontextprotocol.io"
    }
  }
}

Open Notebook Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "open-notebook": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/inspector"
      ]
    }
  }
}

Frequently Asked Questions

API is categorized under Developer Tools and uses a remote streaming HTTP/SSE transport. In contrast, Open Notebook belongs to Developer Tools using local stdio subprocess. Select API when you need capabilities focused on developer tools and Open Notebook when you require tools for developer tools.