MCP server

MetaMask Embedded Wallets (Web3Auth) MCP

io.github.Web3Auth/mcp-server

Checked 25 Oct 2026, 20:29 UTC · Connected to it and listed its tools

Helps AI coding agents integrate MetaMask Embedded Wallets (Web3Auth) SDKs.

Source

At a glance

Type

MCP server

Publisher

web3auth.io (verified by the MCP Registry)

Status

Working at last check

Tools

5

Token cost

About 1,027 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

25 Oct 2026, 20:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

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

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.web3auth]
url = "https://mcp.web3auth.io"

Gemini CLI

{"mcpServers":{"web3auth":{"httpUrl":"https://mcp.web3auth.io"}}}

Cursor

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

VS Code

{"servers":{"web3auth":{"type":"http","url":"https://mcp.web3auth.io"}}}

Antigravity

agy mcp add web3auth https://mcp.web3auth.io

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"web3auth","server_url":"https://mcp.web3auth.io","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"web3auth","server_url":"https://mcp.web3auth.io"}

Tools

• get_doc ~114 tokens
  Fetch the full content of a MetaMask Embedded Wallets documentation page by URL. Sources: Algolia, llms.txt, GitHub MDX.
• get_example ~237 tokens
  Fetch complete source code of a Web3Auth integration example from GitHub.
• get_sdk_reference ~278 tokens
  Fetch SDK source code (types, interfaces, hooks) from open-source Web3Auth repos.
• search_community ~150 tokens
  Search or fetch posts from the MetaMask Embedded Wallets community forum (builder.metamask.io).
• search_docs ~248 tokens
  Search MetaMask Embedded Wallets documentation (Algolia) and example projects. Returns doc page links with snippets and matching examples.

Browse

• GitHub tools
• Algolia tools
• GitHub and code hosting

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