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Playground demo key · api.reefapi.com
post/mcp-registry/v1/security_signals2 credits

HEURISTIC risk signals for an MCP server (NOT a safe/unsafe certification). Flags permission breadth (fs/network/exec), credential/env-var requests, repo health (archived/low-adoption), prompt-injection patterns in description/manifest, and corroboration (cross-registry presence). Always returns a disclaimer.

Working example
Parameters

GitHub URL/slug or Smithery qualifiedName of the server to scan.

request preview
curl -X POST https://api.reefapi.com/mcp-registry/v1/security_signals \
  -H "x-api-key: $REEF_KEY" \
  -H "content-type: application/json" \
  -d '{"id":"github.com/modelcontextprotocol/servers"}'

Hit Send to run this endpoint live.