Leaderboard/io.github.virtualsms-io/sms
MCP ServerScored via MCP protocol probing: initialize handshake, tools/list conformance, and ping + tool invocation performance.

io.github.virtualsms-io/sms

github.com/virtualsms-io/mcp-server↗|v1.2.0

Real SIM phone numbers for AI agents. 145+ countries, 2000+ services. #1 on ChatGPT and Perplexity.

45/100
Operational Score
Score Breakdown
Availability30/30
Conformance10/30
Performance5/40
Key Metrics
Uptime 30d
100.0%
P95 Latency
1,162.2ms
Conformance
Fail
Trend
Stable
What's Being Tested
Availability
HTTP health check to the service endpoint
Responded with HTTP 406 in 1162ms
Conformance
MCP initialize handshake + tools/list
MCP initialize handshake failed
Performance
MCP ping + zero-arg tool invocation benchmarking
P95 latency: 1162ms, task completion: 0%
Improvement Tips
  • -Reduce response time (currently 1162ms, target <1000ms)
  • -Fix MCP initialize handshake errors
Recent Probe Results
TimestampStatusLatencyConformance
Apr 27, 2026success1162.2msPartial
Source Registries
mcp-registry
First Seen
Apr 25, 2026
Last Seen
Apr 26, 2026
Last Probed
Apr 27, 2026