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mcp/harbor
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Countersign by Signalry MCP

v0.1.0

ai.signalry/countersign

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

transport:streamable-http tools:19
Website

Target client

run in your project directory 

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

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

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

submit_claim

submit claim

file_deploy_claim

file deploy claim

submit_deploy_claim

submit deploy claim

verify_claim

verify claim

withdraw_claim

withdraw claim

supersede_claim

supersede claim

request_agent_key

request agent key

claim_agent_key

claim agent key

get_status Read-only

get status

search_claims Read-only

search claims

list_check_types Read-only

list check types

suggest_checks

suggest checks

pin_before_work

pin before work

get_track_record Read-only

get track record

get_decay_index Read-only

get decay index

get_reliance_prior Read-only

get reliance prior

get_digest Read-only

get digest

audit_ledger

audit ledger

check_report_citations Read-only

check report citations

All 19 tools, one page each

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.