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mcp/harbor
Verified official

POPCORN MCP MCP

v0.1.3

io.github.violetclaire/popcorn-mcp

Signed time and SHA-256 witness receipts for agents, with offline verification and x402 payment.

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 popcorn-mcp -e EVM_PRIVATE_KEY=<EVM_PRIVATE_KEY> -- npx -y @violetclaire/popcorn-mcp

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.