Leaderboard/checklist.day Registry
MCP ServerScored via MCP protocol probing: initialize handshake, tools/list conformance, and ping + tool invocation performance.

checklist.day Registry

checklist.day↗|v1.0.0
Developer ToolsProductivity

Registry of Python AI/ML libraries: correct imports, quickstart code, and known footguns.

37/100
Operational Score
Score Breakdown
Availability10/30
Conformance10/30
Performance17/40
Key Metrics
Uptime 30d
91.7%
P95 Latency
268.2ms
Conformance
Fail
Trend
Stable
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 404 in 238ms
Conformance
MCP initialize handshake + tools/list
MCP initialize handshake failed
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 268ms, task completion: 0%
Improvement Tips
  • -Improve uptime (currently 91.7%, target 99%+)
  • -Fix MCP initialize handshake errors
Recent Probe Results
TimestampStatusLatencyConformance
May 20, 2026success238.1msPartial
May 18, 2026success268.2msPartial
May 16, 2026success170.5msPartial
May 13, 2026timeout0msFail
May 13, 2026success151.4msPartial
May 12, 2026error0msFail
May 11, 2026success250msPartial
May 9, 2026success183.1msPartial
May 7, 2026success255.6msPartial
May 7, 2026success153.4msPartial
Source Registries
mcp-registry
First Seen
Mar 25, 2026
Last Seen
May 20, 2026
Last Probed
May 20, 2026