Noticer Expected Result Checks runs on your own machine — the client starts it, so there is no endpoint to ping. Last commit 26 Oct 2026.
After a handoff, check one public JSON field equals one exact value. Signed receipt. 5 free checks.
We read the source, 5 d ago · rules 995398eba69f
What this server is able to do. For an MCP server this is often the job itself — a terminal server runs commands because that is what it is for. Listed so you know what you are plugging in, not as an accusation.
return subprocess.run([str(value) for value in args], cwd=root, env=safe_environment(), check=False).returncode
Is this your server and something here is wrong? Tell us — corrections are free and do not require a plan.
We found places where it runs commands, builds paths or queries from values it is given. None of that is a flaw by itself — it becomes one when the code changes, and code changes quietly between releases. We re-read it on every one.
T.A.O. — Reach home. Signed agent check-ins and a public roster; no agent execution.
Read-only MCP server checks and quote verification, free and keyless; results signed and publicly lo
Free x402 offer/receipt checker: verifies signatures and whether the signer fits the host.
Read-after-write receipts for agents: did your write actually land? Free, signed, re-checkable.
Verified extraction: source-backed JSON from PDFs/URLs; honest null + signed receipt.
Free public benchmark for AI agents: compliance tasks, every claim checked against signed receipts
Free read-only check of a public GitHub repo for eight security signals related to the EU CRA.
Ten machine-readable signals on one public page: the top miss if any, and a receipt we re-verify.
Answers built from our own checks of this server.