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

Atomic CSS

Atomic CSS class lookup, validation, and CSS-to-class conversion

52/100
Operational Score
Score Breakdown
Availability30/30
Conformance10/30
Performance12/40
Key Metrics
Uptime 30d
100.0%
P95 Latency
1,619.2ms
Conformance
Fail
Trend
Stable
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 200 in 1097ms
Conformance
MCP initialize handshake + tools/list
MCP initialize handshake failed
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 1619ms, task completion: 0%
Improvement Tips
  • -Reduce response time (currently 1619ms, target <1000ms)
  • -Fix MCP initialize handshake errors
Recent Probe Results
TimestampStatusLatencyConformance
Apr 5, 2026success1097.5msPartial
Apr 5, 2026success1463.9msPartial
Apr 5, 2026success784.1msPartial
Apr 5, 2026success1414.6msPartial
Apr 5, 2026success1012.9msPartial
Apr 5, 2026success1542.7msPartial
Apr 5, 2026success778.8msPartial
Apr 5, 2026success1364.8msPartial
Apr 5, 2026success833.5msPartial
Apr 5, 2026success1409msPartial
Source Registries
mcp-registry
First Seen
Mar 31, 2026
Last Seen
Apr 4, 2026
Last Probed
Apr 5, 2026
Atomic CSS — Chiark Agent Quality Index