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

Census ACS Demographics

Population, income, poverty, education, housing, and commuting from the US Census ACS

60/100
Operational Score
Score Breakdown
Availability30/30
Conformance10/30
Performance20/40
Key Metrics
Uptime 30d
100.0%
P95 Latency
280.2ms
Conformance
Fail
Trend
Stable
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 421 in 268ms
Conformance
MCP initialize handshake + tools/list
MCP initialize handshake failed
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 280ms, task completion: 0%
Improvement Tips
  • -Fix MCP initialize handshake errors
Recent Probe Results
TimestampStatusLatencyConformance
Apr 4, 2026success268.5msPartial
Apr 4, 2026success264.1msPartial
Apr 4, 2026success271.9msPartial
Apr 4, 2026success268.1msPartial
Apr 4, 2026success292.4msPartial
Apr 4, 2026success260.9msPartial
Apr 4, 2026success270.7msPartial
Apr 4, 2026success265.9msPartial
Apr 4, 2026success264.6msPartial
Apr 4, 2026success265msPartial
Source Registries
mcp-registry
First Seen
Apr 3, 2026
Last Seen
Apr 3, 2026
Last Probed
Apr 4, 2026
Census ACS Demographics — Chiark Agent Quality Index