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

Address Validator API

Parse, validate and normalize postal addresses. Detect country, verify format. x402.

45/100
Operational Score
Score Breakdown
Availability30/30
Conformance10/30
Performance5/40
Key Metrics
Uptime 30d
100.0%
P95 Latency
1,035.2ms
Conformance
Fail
Trend
Stable
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 404 in 37ms
Conformance
MCP initialize handshake + tools/list
MCP initialize handshake failed
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 1035ms, task completion: 0%
Improvement Tips
  • -Reduce response time (currently 1035ms, target <1000ms)
  • -Fix MCP initialize handshake errors
Recent Probe Results
TimestampStatusLatencyConformance
Apr 12, 2026success37.8msPartial
Apr 12, 2026success1035.2msPartial
Apr 12, 2026success41.1msPartial
Source Registries
mcp-registry
First Seen
Apr 12, 2026
Last Seen
Apr 12, 2026
Last Probed
Apr 12, 2026
Address Validator API — Chiark Agent Quality Index