38trust / 100
Litmus
by polygraph.so in Developer tools
MCP serverFailing, checked 23 h ago
Grade MCP servers A to F with the open behavioral litmus. npm: full toolset; hosted: lookups only.
https://polygraph.so/api/mcp- Tools
- -
- open to any client
- Uptime
- 0.0%
- last 30 days
- Response time
- -
- no timed checks yet
- Last check
- Failed
- 23 h ago, next any minute now
Reliability
All checks passedSome failedAll failedNot checked
Latest check failed 23 h ago: initialize returned HTTP 308
Status and outage history · Atom feed · Watch with other listings
How to connect
Add it to any MCP client that supports remote servers.
{
"mcpServers": {
"litmus": {
"type": "http",
"url": "https://polygraph.so/api/mcp"
}
}
}No tools listed yet.
Security scan
No findings
We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.
Recent checks
| When | Result | HTTP | Time |
|---|---|---|---|
| 23 h ago | initialize returned HTTP 308 | 308 | 69 ms |
| 2 days ago | initialize returned HTTP 308 | 308 | 76 ms |
| 3 days ago | initialize returned HTTP 308 | 308 | 66 ms |
| 5 days ago | initialize returned HTTP 308 | 308 | 78 ms |
| 6 days ago | initialize returned HTTP 308 | 308 | 109 ms |
Show 2 older checks
| 6 days ago | initialize returned HTTP 308 | 308 | 85 ms |
| 6 days ago | initialize returned HTTP 308 | 308 | 91 ms |