WhisperGraph MCP

stdiononeofficial★ 1other

Open-source, self-hostable MCP server for WhisperGraph â a graph of 7.39B nodes / 39B edges mapping DNS, BGP, GeoIP, WHOIS, and threat intelligence. Six read-only tools (Cypher query + schema introspection + threat assessment), six resources, eight investigation prompts. stdio and Streamable HTTP transports.

github ↗

Install

How to run this server

[ { "cmd": "npx -y @whisper-security/whisper-graph-mcp", "imports": [] } ]

server path: whispergraph-mcp

Tools

What this server exposes

query

Execute a Cypher query against WhisperGraph. Validated against a safety rule set before it reaches the backend.

list_labels

List every node label with counts. Call it before writing a query when you're unsure which label to anchor on.

describe_label

Confirm a label exists and enumerate its property keys.

explain_indicator

Threat assessment for an IP, hostname, CIDR, or ASN — score, level, factors, sources.

whisper_history

Historical WHOIS or BGP data for an indicator.

domain_variants

Typosquatting / brand-protection variants of a domain, checked against the graph.

Configuration

Environment & auth

authnone

envWHISPER_API_KEY

envHTTP_HOST

envHTTP_PORT

envWHISPER_DB_URL

Resources

githubhttps://github.com/whisper-sec/whisper-graph-mcp ↗