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mcp/harbor
Verified official

SPR (Sealed Payment Record) MCP

v0.2.0

network.luca/spr-mcp

Seal every payment your AI agent makes as a signed record, on your own machine, with your key.

transport:stdio runtime:npm
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Target client

run in your project directory

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

claude mcp add spr-mcp -e SPR_AGENT_ID=<SPR_AGENT_ID> -e SPR_ENTITY=<SPR_ENTITY> -e SPR_DIR=<SPR_DIR> -e SPR_TIME_ZONE=<SPR_TIME_ZONE> -e SPR_BINDING=<SPR_BINDING> -- npx -y @luca-network/spr-mcp

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.