io.github.shinjukustaition/shinjuku-mcp
Private x402 payments on Solana: shield, pay, and unshield USDC under caps you set.
Target client
run in your project directory
claude mcp add shinjuku-mcp -e SHIELDED_WALLET_HOME=<SHIELDED_WALLET_HOME> -e SHIELDED_WALLET_PASSPHRASE=<SHIELDED_WALLET_PASSPHRASE> -- npx -y shinjuku-shielded
setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok LangChain
Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs
This listing does not declare its tools. Connect the server and your client will discover them on the handshake.