INDIVIDUAL MCP TOOL

whisper_variants

Enumerate variants/permutations of an indicator.

whisper.onlinenone authenticationAvailability not checked

LIVE ENDPOINT

https://whisper.online/mcp

No auth detected

Connect to this endpoint to inspect the live schema for whisper_variants and invoke it with your own arguments.

{}

Inferred read-only · medium confidence · heuristic, not a guarantee.

No write-capable action terms were found; this is not proof that invocation has no side effects.

CONNECT WITH APPROVAL

Review this server and its permissions before adding it. Secret placeholders must be set locally.

Codex

~/.codex/config.toml

[mcp_servers.whisper]
url = "https://whisper.online/mcp"
enabled = true

Claude Code

.mcp.json

{
  "mcpServers": {
    "whisper": {
      "type": "http",
      "url": "https://whisper.online/mcp"
    }
  }
}

Claude Desktop

Settings → Connectors → Add custom connector

Name: whisper
Remote MCP URL: https://whisper.online/mcp

Add this remote URL as a custom connector in Claude Desktop. Availability depends on the user plan and workspace policy.

Cursor

.cursor/mcp.json

{
  "mcpServers": {
    "whisper": {
      "url": "https://whisper.online/mcp"
    }
  }
}

Visual Studio Code

.vscode/mcp.json

Add to Visual Studio Code

{
  "servers": {
    "whisper": {
      "type": "http",
      "url": "https://whisper.online/mcp"
    }
  }
}

Generic MCP

Client-specific MCP configuration

{
  "name": "whisper",
  "transport": "streamable-http",
  "url": "https://whisper.online/mcp"
}

MCP Inspector

Run the official MCP Inspector locally and enter the indexed Streamable HTTP endpoint.

whisper_signup — Start or complete Whisper signup from an email address alone, and receive an API key that unlocks the provisioning and governance skills on this card.
whisper_verify — Is this IPv6 address or hostname a real Whisper agent, and whose?
whisper_rdap — The public registration record for any address in Whisper's space, in RFC 9083 form: the handle, the agent's label, its country, and the entities behind it.
whisper_identify — Identify an indicator (domain, IP, hash, …) against the graph.
whisper_assess — Assess the risk/policy posture of one or more indicators.
whisper_walk — Walk the graph from an indicator across its relationships.
whisper_watch — Watch an indicator for change/activity over time.
whisper_explain — Explain a verdict - the evidence and reasoning behind it.