Tagged: attestations
2026-10-23Use MCP Checkup inside Claude before you connect an MCP serverMCP Checkup is now in Claude's connector directory. How to add it, what to ask it about an MCP server before you connect one, what comes back, and what it does not do.2026-10-21What 119,510 signed MCP server results show about uptime and tool-list driftWhat our probe saw across 5,916 public MCP endpoints in the month to 21 October 2026: how often they answered, how often their tool lists changed, and which protocol revisions they use.2026-10-21MCP server observations, October 20265,916 remote MCP endpoints on 21 October 2026: 60% signed in full, 32% signed as auth-gated, 8% unsigned; protocol revisions and 1,487 tool-list changes.2026-09-24Which code checked you: suite_commit and suite_digestEvery signed result names the check-suite commit that produced it and a digest of that commit's check-suite tree, which anyone with the public repository can recompute with one command. How the value is made, how the probe is stopped from deploying a stale one, and what older results cannot offer.2026-09-14What a signed attestation proves, and what it does notA probe run on MCP Checkup produces a signed DSSE envelope unless it is disqualified, and the page says so. Here is exactly what the signature covers, how the code that ran is identified, how a third party can check it, and the honest list of things the signature says nothing about.