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mcp/harbor
Claude Code

sigil for Claude Code

io.github.cdrn/sigil

Local keystore + MCP server. Claude can sign EVM transactions but never sees the private key.

client:Claude Code transport:stdio runtime:npm

Install sigil in Claude Code

run in your project directory

Held in this page only — never stored, logged, or sent anywhere but back to your screen. 

claude mcp add sigil -e SIGIL_HOME=<SIGIL_HOME> -e SIGIL_CONTROL_SOCK=<SIGIL_CONTROL_SOCK> -- npx -y sigild

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

sigil in other clients

sigil MCP server