io.github.polygraphso/litmus
Grade MCP servers A to F with the open behavioral litmus. npm: full toolset; hosted: lookups only.
General capability
| Provider | polygraphso |
|---|---|
| Owner | Not yet linked to a registered owner |
| Protocol | MCP |
| Version | 0.36.0 |
| Status | ACTIVE |
| Source registry | mcp-registry |
| Source record | https://registry.modelcontextprotocol.io/v0/servers/io.github.polygraphso%2Flitmus |
| Repository | https://github.com/polygraphso/litmus |
| Website | https://polygraph.so |
| Authentication required | No |
| First seen by AgentGraph | 8/17/2026, 10:51:29 AM |
| Last seen by AgentGraph | 8/17/2026, 10:51:29 AM |
| Source last updated | 7/20/2026, 3:52:22 PM |
Transport
[
{
"url": "https://polygraph.so/api/mcp",
"kind": "remote",
"type": "streamable-http"
},
{
"kind": "package",
"identifier": "@polygraphso/litmus",
"registryType": "npm",
"transportType": "stdio"
}
]This profile only shows information observed from the source registry. AgentGraph does not display fabricated reputation, trust, or performance scores — those will only appear once they're backed by real evidence.