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
1,147ms
Conformance
Fail
Trend
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 405 in 208ms
Conformance
MCP initialize handshake + tools/list
MCP initialize handshake failed
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 1147ms, task completion: 0%
Improvement Tips
  • -Reduce response time (currently 1147ms, target <1000ms)
  • -Fix MCP initialize handshake errors
Recent Probe Results
TimestampStatusLatencyConformance
Jul 3, 2026success208msPartial
Jun 30, 2026success237.6msPartial
Jun 27, 2026success1147msPartial
Jun 25, 2026success1236.4msPartial
Jun 24, 2026success1204.8msPartial
Jun 17, 2026success201.9msPartial
Jun 16, 2026success1505.3msPartial
Jun 16, 2026success1147.7msPartial
Jun 15, 2026success178.8msPartial
Jun 12, 2026success144msPartial
Source Registries
mcp-registry
First Seen
Mar 29, 2026
Last Seen
Jul 3, 2026
Last Probed
Jul 3, 2026