Yieldagentx402 MCP Server

Platform · MCP Docs · Try without signup · Get API key. It runs locally over stdio via the published package.

People connecting automation tools to Claude, Cursor, VS Code, or another MCP client. The project is written in TypeScript.

VERIFIED ACTIVE

LAST COMMIT 2026-05-19 · ★ 2 · #159 OF 194 MAINTAINED AUTOMATION · VERIFIED 2026-08-25

MIT · TypeScript servers · how we verify → /methodology

01 · Install Yieldagentx402

before you install - you'll need

The README does not document required environment variables for a basic install.

Claude Code

claude mcp add fabio662-yieldagentx402-sdks -- npx -y agentx402-mcp-server

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "fabio662-yieldagentx402-sdks": {
      "command": "npx",
      "args": [
        "-y",
        "agentx402-mcp-server"
      ]
    }
  }
}

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 MIT - declared in the repository

npm package agentx402-mcp-server - unscoped; check the name against the project README before installing

registry namespace io.github.Fabio662 is GitHub-verified and matches the repo owner

03 · What Yieldagentx402 can do

Prose above is summarized from the project's README and registry record - no invented capabilities.

Latest releases

v1.0.3 · 2026-05-18

YieldAgentX402 MCP Server v1.0.3 · Policy-gated, receipt-backed x402 execution for AI agents. · What's included · 16 MCP tools - discovery, wallet status, secure workflow execution, x402 payment settlement, policy…

04 · Who maintains Yieldagentx402

yieldagentx402 is maintained by fabio662. It's the only MCP server we track from this author; the repo dates to May 2026.

05 · Facts

repository: github.com/fabio662/yieldagentx402-sdks
website: https://yieldagentx402.app/mcp-server
category: automation - ranked #159 of 194 actively-maintained automation servers as of 2026-08-25.
registry: io.github.Fabio662/yieldagentx402 (active, first published 2026-05-14 · 4 versions)
packages: npm:agentx402-mcp-server

06 · Yieldagentx402 FAQ

What is Yieldagentx402?

Platform · MCP Docs · Try without signup · Get API key. It runs locally over stdio via the published package.

Is Yieldagentx402 still maintained?

Yes - as of 2026-08-25, its last commit was 2026-05-19. We re-verify nightly.

How do I install Yieldagentx402?

Run `npx -y agentx402-mcp-server`. The README does not document required environment variables for a basic install. You can also paste the ready-made client config above.

Does Yieldagentx402 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.

07 · Alternatives to Yieldagentx402

Alternatives to Yieldagentx402

Maintained automation servers if Yieldagentx402 isn't the fit.

More automation MCP servers · IFC MCP · Floom · Spec Driven Development · Gsheets · Docs MCP

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