X402search MCP

Search 14,000+ x402-enabled HTTP APIs from any MCP-compatible agent. Version: 1.0.3 · License: MIT · Cost: $0.01 USDC per search · Base mainnet · No account needed. It runs locally over stdio via the published package.

People connecting this server to Claude, Cursor, VS Code, or another MCP client. The project is written in JavaScript.

VERIFIED ACTIVE

LAST COMMIT 2026-03-29 · ★ 2 · #655 OF 848 MAINTAINED OTHER · VERIFIED 2026-08-25

JavaScript servers · how we verify → /methodology

01 · Install X402search MCP

before you install - you'll need

EVM_PRIVATE_KEY

Environment variables documented in the project's README - it lists which are required and which have defaults.

Claude Code

claude mcp add x402-index-x402search-mcp -- npx -y x402search-mcp

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "x402-index-x402search-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "x402search-mcp"
      ]
    }
  }
}

Same JSON for Cursor. For VS Code, rename the top-level key from `mcpServers` to `servers`.

Using another client? Same JSON, different key

Claude Desktop · mcpServers

Cursor · mcpServers

VS Code · servers

Windsurf · mcpServers

Zed · context_servers

Cline · mcpServers

Roo Code · mcpServers

Continue · mcpServers

LibreChat · mcpServers

Gemini CLI · mcpServers

Codex CLI · mcp_servers

Full setup guides: every client.

02 · Evidence

Security posture

What to check before giving this server access to your agent - from the registry, GitHub, and our own probes. We don't score safety; we show what's verifiable.

runs as local process (stdio) - runs on your machine with your user's permissions

license no standard license detected - usage rights unclear; check the repo before commercial use

npm package x402search-mcp - unscoped; check the name against the project README before installing

registry namespace io.github.x402-index is GitHub-verified and matches the repo owner

03 · Who maintains X402search MCP

x402search-mcp is maintained by x402-index. It's the only MCP server we track from this author; the repo dates to Mar 2026.

04 · Facts

repository: github.com/x402-index/x402search-mcp
category: other - ranked #655 of 848 actively-maintained other servers as of 2026-08-25.
registry: io.github.x402-index/x402search-mcp (active, first published 2026-03-08)
packages: npm:x402search-mcp

05 · X402search MCP FAQ

What is X402search MCP?

Is X402search MCP still maintained?

Yes - as of 2026-08-25, its last commit was 2026-03-29. We re-verify nightly.

How do I install X402search MCP?

Run `npx -y x402search-mcp`. The README documents one environment variable (EVM_PRIVATE_KEY) to set first. You can also paste the ready-made client config above.

Does X402search MCP run locally?

Yes - it's a stdio server: it runs on your machine (via npx) with your user's permissions. Your data stays local unless the server itself calls external APIs.

06 · Alternatives to X402search MCP

Alternatives to X402search MCP

Maintained other servers if X402search MCP isn't the fit.

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