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

AgentIndex

Search 15K+ MCP services, A2A agents, and x402 APIs from 5 registries. Paid via x402 (USDC on Base).

52/100
Operational Score
Score Breakdown
Availability20/30
Conformance10/30
Performance22/40
Key Metrics
Uptime 30d
95.7%
P95 Latency
181.2ms
Conformance
Fail
Trend
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 404 in 181ms
Conformance
MCP initialize handshake + tools/list
MCP initialize handshake failed
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 181ms, task completion: 0%
Improvement Tips
  • -Improve uptime (currently 95.7%, target 99%+)
  • -Fix MCP initialize handshake errors
Recent Probe Results
TimestampStatusLatencyConformance
May 18, 2026success181.2msPartial
May 16, 2026success138msPartial
May 13, 2026success177.4msPartial
May 13, 2026success152.7msPartial
May 12, 2026success139.6msPartial
May 11, 2026success139.2msPartial
May 9, 2026success145.4msPartial
May 7, 2026success138.1msPartial
May 7, 2026success146.1msPartial
May 7, 2026timeout0msFail
Source Registries
mcp-registry
First Seen
Apr 4, 2026
Last Seen
May 18, 2026
Last Probed
May 18, 2026