Ecosystem Statistics
Overview of the MCP server ecosystem monitored by YellowMCP
20,348
Total Servers
92.3%
Avg Uptime (live)
0
New This Week
7
Categories
9,576,596
Health Checks Run
Security Intelligence
2,180 remote MCP servers scanned for security posture
Trust Score Distribution
Excellent (90-100)1,197 (54.9%)
Good (70-89)443 (20.3%)
Fair (50-69)527 (24.2%)
Poor (30-49)13 (0.6%)
Critical (0-29)0 (0.0%)
Average trust score: 83/100
Authentication
OAuth / Bearer640 (29.4%)
Unknown1,076 (49.4%)
No Authentication283 (13.0%)
Weak (static key)181 (8.3%)
CORS Policy
Open (Allow: *)1,128 (51.7%)
No CORS headers714 (32.8%)
Restricted144 (6.6%)
SSL/TLS Certificates
92.7%
Valid
23
Expiring (<30d)
13
Invalid/Expired
Trust Score by Category
productivity84.6/100 (202 servers)
media84/100 (111 servers)
data83.5/100 (331 servers)
dev-tools83/100 (1237 servers)
other82.8/100 (154 servers)
security80.9/100 (47 servers)
finance80.2/100 (98 servers)
Category Distribution
dev-tools14662 servers (72.1%)
Avg uptime: 68.8%
other2788 servers (13.7%)
Avg uptime: 73.2%
data1199 servers (5.9%)
Avg uptime: 71%
productivity793 servers (3.9%)
Avg uptime: 65.6%
media465 servers (2.3%)
Avg uptime: 71.6%
finance227 servers (1.1%)
Avg uptime: 68.1%
security214 servers (1.1%)
Avg uptime: 58.2%
About This Data
- Monitoring began 4/1/2026
- 9,576,596 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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