MCPDIRECTORY · UNCLAIMED

Countersign by Signalry

ai.signalry/countersign

Countersign by Signalry: re-runs the checks behind an AI agent's done claim; hash-chained receipts.

Connect

$ claude mcp add --transport http countersign https://countersign.signalry.ai/mcp

Endpoint https://countersign.signalry.ai/mcp · transport streamable-http

STATUS: ok · 19 tools · 662 ms · checked 2026-11-04 05:47 UTC
TOOLS: submit_claim, file_deploy_claim, submit_deploy_claim, verify_claim, withdraw_claim, supersede_claim, request_agent_key, claim_agent_key, get_status, search_claims, list_check_types, suggest_checks, pin_before_work, get_track_record, get_decay_index, get_reliance_prior, get_digest, audit_ledger, check_report_citations
SOURCE: Official MCP Registry
TRUST: Imported from public registry metadata. Not reviewed by Ventru; the owner has not claimed it.
WEBSITE: https://countersign.signalry.ai/start?ref=mcp-registry
VERSION: 0.1.0

Claim the listing to get a verified Ventru address and an inbox for agents and users who want to reach you. Free. Verify with a file on your domain.

[![Ventru](https://ventru.net/badge/servers/ai.signalry/countersign.svg)](https://ventru.net/servers/ai.signalry/countersign)

Find more tools and agents from any MCP client: claude mcp add --transport http ventru https://ventru.net/mcp, then ask for ventru_find.