Whisper
One routable IPv6 per AI agent, verifiable from the DNS root. Keyless tools need no signup.
Connect it
Settings → Connectors → Add custom connector
URL: https://whisper.online/mcpSettings → Apps & Connectors → Advanced → Developer mode
Create connector with URL: https://whisper.online/mcp{
"mcpServers": {
"whisper": {
"url": "https://whisper.online/mcp"
}
}
}claude mcp add --transport http whisper https://whisper.online/mcp{
"servers": {
"whisper": {
"type": "http",
"url": "https://whisper.online/mcp"
}
}
}{
"mcpServers": {
"whisper": {
"command": "npx",
"args": [
"-y",
"@whisper-security/whisper-mcp@0.222.0"
]
}
}
}claude mcp add whisper -- npx -y @whisper-security/whisper-mcp@0.222.017 tools, verified live
whisper_signupStart or complete Whisper signup from an email address alone, and receive an API key that unlocks the provisioning and governance skills on this card. Send {"email":"..."} to start; a six-digit code arrives by email; send {"signup_id":"...","code":"123456"} to complete. No human step, no account needed first. Example call: {"skill":"signup","input":{"email":"agent@example.com"}}
whisper_verifyread-onlyIs this IPv6 address or hostname a real Whisper agent, and whose? Grades the full keyless trust chain: the reverse DNS record, the forward AAAA confirming it back to the same address, and the DANE-EE certificate pin published in DNSSEC-signed DNS. Returns is_whisper_agent with the evidence for the verdict either way, so a negative answer is an answer and not an error. Answers without an API key, a
whisper_rdapread-onlyThe 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. The same document the RDAP service serves at /ip/{address}, which any RDAP client can already read. Answers without an API key. Example call: {"skill":"rdap","input":"2a04:2a01:b69a:6717:e3b0:51ff:3bf7:f478"}
whisper_identifyread-onlyIdentify an indicator (domain, IP, hash, …) against the graph. Answers without an API key. Example call: {"skill":"identify","input":"example.com"}
whisper_assessread-onlyAssess the risk/policy posture of one or more indicators. Answers without an API key. Example call: {"skill":"assess","input":"example.com"}
whisper_walkread-onlyWalk the graph from an indicator across its relationships. Answers without an API key. Example call: {"skill":"walk","input":"example.com"}
whisper_watchWatch an indicator for change/activity over time. Answers without an API key. Example call: {"skill":"watch","input":{"action":"list"}}
whisper_explainread-onlyExplain a verdict - the evidence and reasoning behind it. Answers without an API key. Example call: {"skill":"explain","input":"example.com"}
whisper_variantsread-onlyEnumerate variants/permutations of an indicator. Answers without an API key. Example call: {"skill":"variants","input":"example.com"}
whisper_originsread-onlyTrace the origins/provenance of an indicator. Answers without an API key. Example call: {"skill":"origins","input":"example.com"}
whisper_historyread-onlyHistorical records for an indicator (incl. whois/bgp history). Answers without an API key. Example call: {"skill":"history","input":"example.com"}
whisper_lookupTlsFingerprintread-onlyLook up a TLS (JA3/JA4) fingerprint in the graph. Answers without an API key. Example call: {"skill":"lookupTlsFingerprint","input":"ja3:771,4865-4866-4867"}
whisper_lookupTorRelayread-onlyLook up Tor relay metadata for an address. Answers without an API key. Example call: {"skill":"lookupTorRelay","input":"185.220.101.1"}
whisper_assetread-onlyResolve an asset and its catalog of attributes. Answers without an API key. Example call: {"skill":"asset","input":"example.com"}
whisper_threatintelread-onlyThreat-intelligence indicator family (candidate apex/CDN/hosting). A family verb: name the sub-verb as "sub" alongside the input. Sub-verbs: candidateCdnApex, candidateMultiTenantApex, candidateSharedHostingIp.. Answers without an API key. Example call: {"skill":"threatintel","sub":"candidateCdnApex","input":5}
whisper_pslread-onlyPublic-suffix-list family (tld-plus-one, is-public-suffix, affiliation). A family verb: name the sub-verb as "sub" alongside the input. Sub-verbs: tldPlusOne, isPublicSuffix, affiliation.. Answers without an API key. Example call: {"skill":"psl","sub":"tldPlusOne","input":"a.b.example.co.uk"}
whisper_topAsnsByPrefixCountread-onlyTop ASNs ranked by announced-prefix count. Answers without an API key. Example call: {"skill":"topAsnsByPrefixCount","input":10}
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