Leaderboard/Quizlar — voice-powered AI flashcards with spaced repetition
MCP ServerScored via MCP protocol probing: initialize handshake, tools/list conformance, and ping + tool invocation performance.

Quizlar — voice-powered AI flashcards with spaced repetition

quizlar.app↗|v1.0.0

Voice-led, FSRS-scheduled flashcards from YouTube, PDFs, web, or text. Auto-graded quizzes.

62/100
Operational Score
Score Breakdown
Availability30/30
Conformance10/30
Performance22/40
Key Metrics
Uptime 30d
100.0%
P95 Latency
12.9ms
Conformance
Fail
Trend
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 401 in 7ms
ConformanceNot tested
MCP initialize handshake + tools/list
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 12ms, task completion: 0%
Recent Probe Results
TimestampStatusLatencyConformance
Jun 11, 2026success7.9msPass
Jun 11, 2026success8.7msPass
Jun 10, 2026success12.9msPass
Jun 9, 2026success8.3msPass
Jun 5, 2026success8.6msPass
Jun 5, 2026success8msPass
Jun 4, 2026success7.9msPass
Jun 3, 2026success18.1msPass
May 30, 2026success28.2msPass
May 29, 2026success7.8msPass
Source Registries
mcp-registry
First Seen
Apr 30, 2026
Last Seen
Jun 11, 2026
Last Probed
Jun 11, 2026