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

JSONlify

Validate and convert JSONL fine-tuning data across 11 AI providers. 13 tools.

45/100
Operational Score
Score Breakdown
Availability30/30
Conformance10/30
Performance5/40
Key Metrics
Uptime 30d
100.0%
P95 Latency
1,699.9ms
Conformance
Fail
Trend
Stable
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 405 in 144ms
Conformance
MCP initialize handshake + tools/list
MCP initialize handshake failed
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 1699ms, task completion: 0%
Improvement Tips
  • -Reduce response time (currently 1699ms, target <1000ms)
  • -Fix MCP initialize handshake errors
Recent Probe Results
TimestampStatusLatencyConformance
May 18, 2026success144.8msPartial
May 16, 2026success1267.4msPartial
May 13, 2026success206.4msPartial
May 13, 2026success209.9msPartial
May 12, 2026success1699.9msPartial
May 11, 2026success189.8msPartial
May 9, 2026success225.3msPartial
May 7, 2026success1252msPartial
May 7, 2026success140.6msPartial
May 7, 2026success144.3msPartial
Source Registries
mcp-registry
First Seen
Mar 29, 2026
Last Seen
May 17, 2026
Last Probed
May 18, 2026