MCP server health, State of MCP census

State of MCP: every server, checked

A census of the entire official MCP registry, checked with the same zero-key probes anyone can run themselves. A verdict here is a measurement, not a rating.

Census date: 2026-07-02
Servers checked (denominator): 14559
Remote-transport servers: 6809 (46.8%)
Release: sample-14559

11582

healthy (79.6%)

2212

degraded (15.2%)

596

dead (4.1%)

169

unknown (1.2%)

Browse by verdict

Every Tier A server, grouped by its census verdict.

Healthy 11582 servers · 47 pages
Degraded 2212 servers · 9 pages
Dead 596 servers · 3 pages
Unknown 169 servers · 1 page

Browse A-Z

All 14556 servers, alphabetical, 250 per page.

1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59

How this census works - denominator, tiers, and what each check does.