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

Webhook Tester API

github.com/Br0ski777/webhook-tester-x402↗|v1.1.0

Test webhook endpoints — send requests, measure latency, validate responses. x402 micropayment.

50/100
Operational Score
Score Breakdown
Availability30/30
Conformance10/30
Performance10/40
Key Metrics
Uptime 30d
100.0%
P95 Latency
294.4ms
Conformance
Fail
Trend
Stable
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 404 in 294ms
Conformance
MCP initialize handshake + tools/list
MCP initialize handshake failed
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 294ms, task completion: 0%
Improvement Tips
  • -Fix MCP initialize handshake errors
Recent Probe Results
TimestampStatusLatencyConformance
May 22, 2026success294.4msPartial
May 22, 2026success24.1msPartial
May 21, 2026success33.8msPartial
May 20, 2026success26.4msPartial
May 18, 2026success41.1msPartial
May 16, 2026success14.4msPartial
May 13, 2026success29.1msPartial
May 13, 2026success185.3msPartial
May 12, 2026success18msPartial
May 11, 2026success29msPartial
Source Registries
mcp-registry
First Seen
Apr 12, 2026
Last Seen
May 21, 2026
Last Probed
May 22, 2026