MetaMask Embedded Wallets (Web3Auth) MCP

Build MetaMask Embedded Wallets integrations faster by giving your AI coding assistant live access to the documentation and deep knowledge of the SDK. It is available as a remote MCP endpoint.

Teams that want a hosted coding agent endpoint instead of running a local process. The project is written in TypeScript.

VERIFIED ACTIVE

LAST COMMIT 2026-06-04 · ★ 4 · #187 OF 194 MAINTAINED CODING AGENT · VERIFIED 2026-08-25

MIT · TypeScript servers · how we verify → /methodology

01 · Install MetaMask Embedded Wallets (Web3Auth) MCP

before you install - you'll need

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

Claude Code

claude mcp add web3auth-web3auth-mcp --transport http https://mcp.web3auth.io

Claude Desktop / Cursor / VS Code - add to config

{
  "mcpServers": {
    "web3auth-web3auth-mcp": {
      "url": "https://mcp.web3auth.io"
    }
  }
}

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

https://mcp.web3auth.io

transport: streamable-http

endpoint alive - responded to MCP initialize · probed 2026-08-25

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 remote - your agent's requests go to mcp.web3auth.io

endpoint auth accepted our unauthenticated MCP initialize - no credentials needed to connect

license MIT - declared in the repository

registry namespace io.github.Web3Auth is GitHub-verified and matches the repo owner

03 · Who maintains MetaMask Embedded Wallets (Web3Auth) MCP

MetaMask Embedded Wallets (Web3Auth) MCP is maintained by web3auth. It's the only MCP server we track from this author; the repo dates to Feb 2026.

04 · Facts

repository: github.com/web3auth/web3auth-mcp
category: coding agent - ranked #187 of 194 actively-maintained coding agent servers as of 2026-08-25.
registry: io.github.Web3Auth/mcp-server (active, first published 2026-03-31)

05 · MetaMask Embedded Wallets (Web3Auth) MCP FAQ

What is MetaMask Embedded Wallets (Web3Auth) MCP?

Build MetaMask Embedded Wallets integrations faster by giving your AI coding assistant live access to the documentation and deep knowledge of the SDK. It is available as a remote MCP endpoint.

Is MetaMask Embedded Wallets (Web3Auth) MCP still maintained?

Yes - as of 2026-08-25, its last commit was 2026-06-04. We re-verify nightly.

How do I install MetaMask Embedded Wallets (Web3Auth) MCP?

Run `claude mcp add web3auth-web3auth-mcp --transport http https://mcp.web3auth.io`. The README does not document required environment variables for a basic install. You can also paste the ready-made client config above.

Does MetaMask Embedded Wallets (Web3Auth) MCP require authentication?

No - the endpoint accepted our unauthenticated MCP initialize when probed on 2026-08-25; you can connect without credentials.

06 · Alternatives to MetaMask Embedded Wallets (Web3Auth) MCP

Alternatives to MetaMask Embedded Wallets (Web3Auth) MCP

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Pairs well with

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