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
28,093,172
Health Checks Run
Security Intelligence
2,180 remote MCP servers scanned for security posture
Trust Score Distribution
Excellent (90-100)1,120 (51.4%)
Good (70-89)564 (25.9%)
Fair (50-69)485 (22.2%)
Poor (30-49)11 (0.5%)
Critical (0-29)0 (0.0%)
Average trust score: 82/100
Authentication
OAuth / Bearer637 (29.2%)
Unknown1,152 (52.8%)
No Authentication218 (10.0%)
Weak (static key)173 (7.9%)
CORS Policy
Open (Allow: *)1,099 (50.4%)
No CORS headers689 (31.6%)
Restricted123 (5.6%)
SSL/TLS Certificates
89.4%
Valid
20
Expiring (<30d)
13
Invalid/Expired
Trust Score by Category
media84.2/100 (111 servers)
productivity82.5/100 (202 servers)
dev-tools82.3/100 (1237 servers)
other82.3/100 (154 servers)
data82.1/100 (331 servers)
finance80.4/100 (98 servers)
security78.4/100 (47 servers)
Category Distribution
dev-tools14662 servers (72.1%)
Avg uptime: 63.1%
other2788 servers (13.7%)
Avg uptime: 66%
data1199 servers (5.9%)
Avg uptime: 62.8%
productivity793 servers (3.9%)
Avg uptime: 58.7%
media465 servers (2.3%)
Avg uptime: 70%
finance227 servers (1.1%)
Avg uptime: 62.5%
security214 servers (1.1%)
Avg uptime: 47.6%
About This Data
- Monitoring began 4/1/2026
- 28,093,172 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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