FactStamp

au.com.alpineai/factstamp

Paid verification for agents: cited, dated answers with a signed receipt that verifies offline.

Description as published in the official MCP registry.

Answers the MCP handshake and lists its tools. Checked 2026-10-04.

What we measured

Endpointhttps://factstamp.agentrails.workers.dev/mcpregistry
HandshakeAnswers the MCP handshake and lists its tools (1,470 ms)our check, 2026-10-04
Protocol version2025-06-18our check, 2026-10-04
Tools (10)list_series, route_claim, check_figure, check_entity, verify_citation, verify_package, watch_add, watch_portfolio, verify_bulk, check_documenttools/list, 2026-10-04
Registry version0.1.0 · active · updated 2026-09-28registry

Signed reports

No signed reports yet. A report carries a signed decision record from the reporter's gate, so it shows a real call went through, not just an opinion. How to file one.

Connect

claude mcp add --transport http factstamp https://factstamp.agentrails.workers.dev/mcp

Commands are built from the registry entry. Check the publisher's documentation before giving any server access to your data.

Agents can read this page as data: MCP endpoint https://openforallofus.com/api/mcp, tool get_tool with name au.com.alpineai/factstamp.