Active✓ In official registry

io.github.polygraphso/litmus

Grade MCP servers A to F with the open behavioral litmus. npm: full toolset; hos

GitHub ↗npm ↗registry ↗

TrustScore

✅ No clear abandonment signal detected; complete security and compatibility checks before production use

Before you connect

✓ No extra key neededNode.js

Config example (to connect)

{ "mcpServers": { "polygraph": { "url": "https://polygraph.so/api/mcp" } } }

Works with these clients

Claude Desktopnpx
Claude Codenpx
Cursornpx
VS Codenpx
Windsurfnpx

Derived from the registry manifest (package type and transport) — we have not installed it ourselves. Check the official README before relying on it.

Install / Connect

claude mcp add litmus -- npx -y @polygraphso/litmus@0.36.0

Follow the official README; env and args vary per server.

🛠️ Maintenance weight 30% · 93 pts

📝

Last commit27 days ago

📈

Commits in 90 days100

💬

Recent issues with replies100%

🗃️

Repo statusNormal

📊 Adoption weight 25% · 35 pts

⭐

GitHub stars8 (90d +0%)

📦

npm weekly downloads167（+0%）

🚀

Releases per month8

✅ Usability weight 20% · 100 pts

📋

Official registryListed

▶️

Runnable entryResolvable (npx/remote)

🔍

AuditabilityOpen-source repo, auditable

❤️ Health & community weight 25% · 51 pts

🐛

open issues0

🔀

open PRs—

⚖️

LicenseApache-2.0

👥

Contributors / forks1 / 0

Sources: GitHub API · npm registry · Official registry · updated 2026-08-16

90-day trend

⭐ stars +0%

📦 weekly downloads +0%

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