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

Cognitive Browser

105-tool browser automation with cognitive user simulation, visual testing, persona system, and site knowledge. Rate limited (50 req/hr). Free for evaluation

50/100
Operational Score
Score Breakdown
Availability30/30
Conformance10/30
Performance10/40
Key Metrics
Uptime 30d
100.0%
P95 Latency
235.9ms
Conformance
Fail
Trend
Stable
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 404 in 235ms
Conformance
MCP initialize handshake + tools/list
MCP initialize handshake failed
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 235ms, task completion: 0%
Improvement Tips
  • -Fix MCP initialize handshake errors
Recent Probe Results
TimestampStatusLatencyConformance
Apr 12, 2026success235msPartial
Apr 12, 2026success222.6msPartial
Apr 12, 2026success235.9msPartial
Source Registries
smithery
First Seen
Apr 12, 2026
Last Seen
Apr 12, 2026
Last Probed
Apr 12, 2026
Cognitive Browser — Chiark Agent Quality Index