PV

Probe V0

io.github.lexbritten/probe

Experimental MCP server for current empirical verification of explicit public HTTPS endpoint claims.

Yes, your AI can use this right now.Answered a live MCP handshake in 81 ms with no sign-in needed and exposes 2 tools.

Connect it

Settings → Connectors → Add custom connector
URL: https://probe-evidence.probe-lab.workers.dev/mcp

2 tools, verified live

Pulled straight from the server with tools/list on 2026-10-17.
verify_http_claimread-only

Use this to verify a current public HTTPS claim by direct observation rather than web search, documentation, browser inference, or shell/curl. Use for explicit assertions that a GET/HEAD currently returns an expected HTTP status, exact header value, JSON value at a JSON Pointer, or body substring. It evaluates assertions, persists bounded evidence, reuses sufficiently fresh matching evidence, and

probe.historyread-only

Retrieve up to 20 persisted observations for an existing Probe experiment ID without making a new HTTP request. Use after verify_http_claim to inspect repeated results, PASS/FAIL/ERROR counts, agreement, or whether the observed verdict changed between the two latest decisive observations. This is historical evidence lookup, not a current live verification; use verify_http_claim when freshness or p

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