MCP Servers

x402-index/x402search-mcp

Search 13,000+ x402-enabled APIs from your AI agent.

Our verdict

Not reviewed yet

We have not reviewed x402-index/x402search-mcp yet

No one at Enterprise DNA has checked this listing against its sources. The description comes from public listings gathered automatically. Any fact below shows where it came from and when it was last checked.

How we review records

From the listing

About x402-index/x402search-mcp

x402-index/x402search-mcp is an MCP server that lets AI agents search over 13,000 x402-enabled APIs. It queries the x402search.xyz index and returns matching API endpoints for agentic workflows.

Best for

Developers building AI agents that need to discover and use x402-compatible APIs

Use cases

Discover x402-compatible APIs for agent tool selection
Query API index from within an AI coding assistant
Integrate API discovery into automated pipeline decisions

Notes

1 stars on GitHub. Last updated 2026-03-29.

Pros

Accesses a large, specialized index of x402 APIs
Works directly with MCP-compatible AI agents
Lightweight JavaScript implementation

Cons

Very early stage with only 1 GitHub star
Limited to x402-enabled APIs only
No documentation or usage examples provided

Key facts

What we have checked

Days since the last commit: 216; Checked 31 Oct 2026GitHub
GitHub forks: 0; Checked 31 Oct 2026GitHub
GitHub stars: 2; Checked 31 Oct 2026GitHub
Days to a first reply on issues: 17.6; Checked 31 Oct 2026GitHub
Open issues: 3; Checked 31 Oct 2026GitHub
Releases in the last 90 days: 0; Checked 31 Oct 2026GitHub

Each value shows when we last confirmed it and where it came from. Values we have not confirmed are left out, never guessed.

How to use

How to set it up

As the listing publishes it. We have not run this install.

Install

pip install x402search-mcp

Tools exposed

max_price_usdc

Clients the listing names (not checked here)

Claude Desktop, Claude Code, Cursor, Windsurf

Example client config

{
  "mcpServers": {
    "x402search": {
      "command": "npx",
      "args": [
        "x402search-mcp@1.0.3"
      ],
      "env": {
        "EVM_PRIVATE_KEY": "0xYOUR_PRIVATE_KEY_HERE"
      }
    }
  }
}

Install

Add x402-index/x402search-mcp to your client

Not verified yet

Our lab has not run this server yet. "Config checked" on a client means the recipe matches that client's documented config format; it does not mean we ran it.

Claude Code

Config checked

Run in your terminal (runs on your computer)

claude mcp add --env PRIVATE_KEY=YOUR_PRIVATE_KEY --transport stdio x402-index-x402search-mcp -- npx -y x402search-mcp@1.0.2

Needs PRIVATE_KEY: replace each YOUR_ value with your own.

Version 1.0.2 · From the Official MCP registry, read 24 Oct 2026 · Format checked against Claude Code's config docs

Claude Desktop

Config checked

Add to claude_desktop_config.json (runs on your computer)

{
  "mcpServers": {
    "x402-index-x402search-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "x402search-mcp@1.0.2"
      ],
      "env": {
        "PRIVATE_KEY": "YOUR_PRIVATE_KEY"
      }
    }
  }
}

Needs PRIVATE_KEY: replace each YOUR_ value with your own.

Version 1.0.2 · From the Official MCP registry, read 24 Oct 2026 · Format checked against Claude Desktop's config docs

Cursor

Config checked

Add to .cursor/mcp.json (runs on your computer)

{
  "mcpServers": {
    "x402-index-x402search-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "x402search-mcp@1.0.2"
      ],
      "env": {
        "PRIVATE_KEY": "YOUR_PRIVATE_KEY"
      }
    }
  }
}

Needs PRIVATE_KEY: replace each YOUR_ value with your own.

Version 1.0.2 · From the Official MCP registry, read 24 Oct 2026 · Format checked against Cursor's config docs

VS Code

Config checked

Add to .vscode/mcp.json (runs on your computer)

{
  "inputs": [
    {
      "type": "promptString",
      "id": "private-key",
      "description": "EVM private key for x402 payment signing",
      "password": true
    }
  ],
  "servers": {
    "x402-index-x402search-mcp": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "x402search-mcp@1.0.2"
      ],
      "env": {
        "PRIVATE_KEY": "${input:private-key}"
      }
    }
  }
}

Needs PRIVATE_KEY: replace each YOUR_ value with your own.

Version 1.0.2 · From the Official MCP registry, read 24 Oct 2026 · Format checked against VS Code's config docs

Codex

Config checked

Add to ~/.codex/config.toml (runs on your computer)

[mcp_servers.x402-index-x402search-mcp]
command = "npx"
args = ["-y", "x402search-mcp@1.0.2"]
env_vars = ["PRIVATE_KEY"]

Needs PRIVATE_KEY: replace each YOUR_ value with your own.

Version 1.0.2 · From the Official MCP registry, read 24 Oct 2026 · Format checked against Codex's config docs

ChatGPT: ChatGPT connects only to remote servers that need no API key.

Recipes come from the server's entry in the official MCP registry. Check the package name before you run it, and keep keys out of shared files.

Works with

What x402-index/x402search-mcp connects to

5 clients, each with how we know and when we checked.

Works with	Type	How we know	Checked
Claude Code	Client	Install recipe matches the client's documented formatRuns locally, version 1.0.2Config checked	24 Oct 2026Claude Code docs
Claude Desktop	Client	Install recipe matches the client's documented formatRuns locally, version 1.0.2Config checked	24 Oct 2026Claude Desktop docs
Cursor	Client	Install recipe matches the client's documented formatRuns locally, version 1.0.2Config checked	24 Oct 2026Cursor docs
VS Code	Client	Install recipe matches the client's documented formatRuns locally, version 1.0.2Config checked	24 Oct 2026VS Code docs
Codex	Client	Install recipe matches the client's documented formatRuns locally, version 1.0.2Config checked	24 Oct 2026Codex docs

Health and security

Is x402-index/x402search-mcp looked after, and what do its setup files show

Health score

23 out of 100

Does someone look after this repository? It does not say the code is good or safe. Worked out from GitHub signals checked 31 Oct 2026. How it is worked out

Part	Points	What we saw
Recent activity	13.3 of 30	Last push 216 days ago
Releases	0 of 15	0 releases in 90 days
Issue replies	9.2 of 20	First reply in 17.6 days (median)
Maintainer	0 of 15	Owned by a single user
Official source	0 of 20	Community server

Sources

Where this comes from

GitHubRegistry
Checked 31 Oct 2026 · Days since the last commit, GitHub forks, GitHub stars, Days to a first reply on issues, Open issues, Releases in the last 90 days

A source shows what was published when we checked it. It does not certify security, performance or a working installation. Read our method.

Changelog

What changed

No changes recorded yet. Releases, price changes and deprecations appear here, with their dates, once we track them for this record.

Pairs with

Other entries in the index that connect to this one. Click through to see the chain.

Built with1 entry

MMCPlowCatalogue

FastMCP

Various

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