What is the key difference between Nostr MCP Server and Postfast MCP?

Nostr MCP Server belongs to the Social Media category with cloud HTTP/SSE execution, while Postfast MCP belongs to the Social Media category with local stdio execution.

How do I install Nostr MCP Server or Postfast 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 Nostr MCP Server and Postfast MCP free or paid?

Nostr MCP Server operates under a Free / Open Source model (other). Postfast MCP operates under a BYOK (Pay Provider Direct) model (other).

Which MCP server has more tools and community activity?

Nostr MCP Server lists 23 tools with 3 views and 1 GitHub stars. Postfast MCP lists 24 tools with 4 views and 5 GitHub stars.

Can I use both Nostr MCP Server and Postfast 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

Nostr MCP Server vs Postfast MCP

In-depth architectural comparison of the Nostr MCP Server and Postfast 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

Nostr MCP Server

Social Media · Remote HTTP/SSE

Quality: 53/100 (Good) | Auth: other

Postfast MCP

Social Media · Local stdio

Quality: 59/100 (Good) | Auth: other

Verdict Summary: Choose Nostr MCP Server if you need specialized Social Media tools running via a hosted cloud SSE transport. Choose Postfast MCP if your workspace requires Social Media integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Nostr MCP Server when:

You need dedicated capabilities in the Social Media domain.
You prefer remote streaming HTTP/SSE transport architecture.
Your security boundary fits: other (Free / Open Source).
You have access to required keys: NOSTR_BUNKER_URI.
Primary tools included: postNote, createNote, signNote.

Explore Nostr MCP Server Details

Choose Postfast MCP when:

You need dedicated capabilities in the Social Media domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: other (BYOK (Pay Provider Direct)).
You have access to required keys: POSTFAST_API_KEY, POSTFAST_API_URL.
Primary tools included: list_accounts, list_posts, create_posts.

Feature & Specification Comparison

Specification	Nostr MCP Server jorgenclaw Social Media	Postfast MCP peturgeorgievv-factory Social Media
Summary	Lightning-paid Nostr signing MCP server. AI agents pay sats per call to sign and publish Nostr events — no API keys, just Lightning. Live at https://mcp.jorgenclaw.ai/sse. Tools: nostrsignevent (2 sats), nostrpublishevent (3 sats).	Schedule and manage social media posts across 10 platforms (Instagram, Facebook, TikTok, X, LinkedIn, YouTube, Threads, Pinterest, Bluesky, Telegram) from any MCP-compatible AI assistant.
Category & Scope

Tools & Capabilities Breakdown

Nostr MCP Server Tools (23)

postNote

Create, sign, and publish a text note

createNote

Create unsigned text note

signNote

Sign a note event

publishNote

Publish signed note to relays

createNostrEvent

Create unsigned event of any kind

signNostrEvent

Sign any unsigned event

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).

Nostr MCP Server Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "jorgenclaw-nostr-mcp-server": {
      "url": "https://nostr.jorgenclaw.ai/mcp"
    }
  }
}

Postfast MCP Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "peturgeorgievv-factory-postfast-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/inspector"
      ],
      "env": {
        "POSTFAST_API_KEY": "YOUR_POSTFAST_API_KEY_HERE",
        "POSTFAST_API_URL": "YOUR_POSTFAST_API_URL_HERE"
      }
    }
  }
}

Frequently Asked Questions

Nostr MCP Server is categorized under Social Media and uses a remote streaming HTTP/SSE transport. In contrast, Postfast MCP belongs to Social Media using local stdio subprocess. Select Nostr MCP Server when you need capabilities focused on social media and Postfast MCP when you require tools for social media.

More alternatives to Nostr MCP Server More alternatives to Postfast MCP Social Media category hub