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

AgentNDX

Search and discover MCP servers, A2A agents, and x402-enabled services. The agentic web's directory — add `https://agentndx.ai/mcp` to your MCP client to search 59+ servers by name, category, or capability. Pay $0.005 USDC per search via x402 micropayments — no API keys required.

54/100
Operational Score
Score Breakdown
Availability30/30
Conformance10/30
Performance14/40
Key Metrics
Uptime 30d
100.0%
P95 Latency
528.4ms
Conformance
Fail
Trend
Stable
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 401 in 211ms
ConformanceNot tested
MCP initialize handshake + tools/list
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 528ms, task completion: 0%
Recent Probe Results
TimestampStatusLatencyConformance
May 16, 2026success211.1msPass
May 13, 2026success528.4msPass
May 13, 2026success228.4msPass
May 7, 2026success234.6msPass
May 7, 2026success196.2msPass
May 7, 2026success270msPass
May 6, 2026success199.5msPass
May 6, 2026success184msPass
Apr 29, 2026success215.2msPass
Apr 28, 2026success196msPass
Source Registries
smithery
First Seen
Apr 11, 2026
Last Seen
May 15, 2026
Last Probed
May 16, 2026