2026-05-27 · Dominion Observatory
After monitoring 22,500+ MCP servers continuously for 7 weeks, these are the most reliable servers in the ecosystem, ranked by behavioral trust score.
| Rank | Server | Category | Score | Success Rate | Avg Latency |
|---|---|---|---|---|---|
| 1 | sg-cpf-calculator-mcp | Data | 92.5 | 100% | 47ms |
| 2 | sg-workpass-compass-mcp | Data | 92.5 | 100% | 47ms |
| 3 | sg-gst-calculator-mcp | Finance | 92.5 | 100% | 47ms |
| 4 | sg-weather-data-mcp | Weather | 92.5 | 100% | 47ms |
| 5 | sg-regulatory-data-mcp | Data | 92.2 | 99.4% | 26ms |
| 6 | asean-trade-rules-mcp | Data | 92.2 | 99.5% | 28ms |
| 7 | sg-finance-data-mcp | Finance | 92.2 | 99.4% | 21ms |
| 8 | sg-company-lookup-mcp | Data | 92.0 | 98.9% | 31ms |
| 9 | Kalshi Candidate Conflict Check | Compliance | 91.1 | 100% | 335ms |
| 10 | Prediction Market Integrity Gate | Compliance | 90.1 | 100% | 458ms |
Infrastructure choice matters more than feature count. A simple server deployed well beats a complex server deployed poorly.
Browse the full leaderboard: dominionobservatory.com/servers
Check any MCP server's trust score: dominionobservatory.com/check
Browse all 22,500+ servers: Server Directory