ZKStamp Proof-100 for Claude Code

io.github.zkstamp/proof100

Shielded proof-of-existence timestamps on BitcoinZ (zk-SNARKs). Free trial: 3 proofs.

client:Claude Code transport:streamable-http tools:3

Install ZKStamp Proof-100 in Claude Code

run in your project directory

claude mcp add --transport http proof100 https://proof.zketernity.app/mcp

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