Leaderboard/Paper Search (arXiv + Semantic Scholar + OpenAlex)
MCP ServerScored via MCP protocol probing: initialize handshake, tools/list conformance, and ping + tool invocation performance.

Paper Search (arXiv + Semantic Scholar + OpenAlex)

Paper search, arXiv full-text reading, and citation graphs over arXiv, Semantic Scholar, OpenAlex.

45/100
Operational Score
Score Breakdown
Availability30/30
Conformance10/30
Performance5/40
Key Metrics
Uptime 30d
100.0%
P95 Latency
1,059ms
Conformance
Fail
Trend
Stable
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 406 in 1059ms
Conformance
MCP initialize handshake + tools/list
MCP initialize handshake failed
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 1059ms, task completion: 0%
Improvement Tips
  • -Reduce response time (currently 1059ms, target <1000ms)
  • -Fix MCP initialize handshake errors
Recent Probe Results
TimestampStatusLatencyConformance
Jun 12, 2026success1059msPartial
Jun 11, 2026success190.6msPartial
Jun 11, 2026success173.3msPartial
Jun 10, 2026success151.4msPartial
Jun 9, 2026success217.2msPartial
Source Registries
mcp-registry
First Seen
Jun 7, 2026
Last Seen
Jun 11, 2026
Last Probed
Jun 12, 2026