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.

51/100
Operational Score
Score Breakdown
Availability27/30
Conformance10/30
Performance14/40
Key Metrics
Uptime 30d
99.7%
P95 Latency
430.1ms
Conformance
Fail
Trend
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 404 in 250ms
Conformance
MCP initialize handshake + tools/list
MCP initialize handshake failed
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 430ms, task completion: 0%
Improvement Tips
  • -Fix MCP initialize handshake errors
Recent Probe Results
TimestampStatusLatencyConformance
Apr 2, 2026success250.3msPartial
Apr 2, 2026success200.4msPartial
Apr 2, 2026success272.1msPartial
Apr 2, 2026success179.7msPartial
Apr 2, 2026success189.3msPartial
Apr 2, 2026success245msPartial
Apr 2, 2026success300.8msPartial
Apr 2, 2026success270msPartial
Apr 2, 2026success172.4msPartial
Apr 2, 2026success248.4msPartial
Source Registries
mcp-registry
First Seen
Mar 25, 2026
Last Seen
Apr 1, 2026
Last Probed
Apr 2, 2026