Ecosystem Statistics
Overview of the MCP server ecosystem monitored by YellowMCP
20,348
Total Servers
91.8%
Avg Uptime (live)
0
New This Week
7
Categories
19,088,204
Health Checks Run
Security Intelligence
2,180 remote MCP servers scanned for security posture
Trust Score Distribution
Excellent (90-100)1,142 (52.4%)
Good (70-89)535 (24.5%)
Fair (50-69)491 (22.5%)
Poor (30-49)12 (0.6%)
Critical (0-29)0 (0.0%)
Average trust score: 83/100
Authentication
OAuth / Bearer634 (29.1%)
Unknown1,093 (50.1%)
No Authentication263 (12.1%)
Weak (static key)190 (8.7%)
CORS Policy
Open (Allow: *)1,114 (51.1%)
No CORS headers713 (32.7%)
Restricted130 (6.0%)
SSL/TLS Certificates
90.6%
Valid
18
Expiring (<30d)
14
Invalid/Expired
Trust Score by Category
productivity84/100 (202 servers)
media83.6/100 (111 servers)
dev-tools82.9/100 (1237 servers)
data82.3/100 (331 servers)
other82.2/100 (154 servers)
finance80.1/100 (98 servers)
security79.9/100 (47 servers)
Category Distribution
dev-tools14662 servers (72.1%)
Avg uptime: 66.9%
other2788 servers (13.7%)
Avg uptime: 69.6%
data1199 servers (5.9%)
Avg uptime: 67%
productivity793 servers (3.9%)
Avg uptime: 63.9%
media465 servers (2.3%)
Avg uptime: 70.3%
finance227 servers (1.1%)
Avg uptime: 66.1%
security214 servers (1.1%)
Avg uptime: 52.8%
About This Data
- Monitoring began 4/1/2026
- 19,088,204 health checks have been performed
- Servers are checked every 5–15 minutes depending on verification status
- Uptime and latency are computed over a rolling 30-day window
- Security scans run every 6 hours on all remote-capable servers
- Trust scores are passive assessments — no penetration testing or active exploitation
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