Browser Proof

About Browser Proof

Use Browser Proof with your agent

claude mcp add --transport http browser-proof https://proof.reprompt.jp/mcp

{
  "mcpServers": {
    "browser-proof": {
      "url": "https://proof.reprompt.jp/mcp"
    }
  }
}

Frequently asked questions

What is Browser Proof?

Browser Proof is an MCP (Model Context Protocol) server by shin1219-eng in the Autonomous Agents category. Evidence-backed web verification for agents with deterministic JSON, text evidence, and screenshots.

How do I connect Browser Proof to Claude, Cursor, or another MCP client?

Browser Proof is a remote MCP server — add its endpoint (https://proof.reprompt.jp/mcp) to your client's MCP configuration (for example with "claude mcp add", or under "mcpServers" in Cursor's mcp.json) and restart the client.

Is Browser Proof open source?

Yes — the source code is public at github.com/shin1219-eng/browser-proof.

Can AI agents pay to use Browser Proof?

Not yet through Loomal — Browser Proof is listed as a free directory entry. If its maintainer verifies ownership, they can set per-call USDC pricing that agents pay over x402, with settlement on Base.