Horizon3.ai NodeZero vs Proofpoint Satori agents
Quick answer
Horizon3.ai NodeZero (autonomous pentesting) (Horizon3.ai) and Proofpoint Satori agents (Abuse Mailbox Agent and DLP Triage Agent) (Proofpoint) are both listed in the Security category of Agent Index.
They share no framework tags in our dataset.
This is not a ranking.
Horizon3.ai NodeZero (autonomous pentesting) (Horizon3.ai) and Proofpoint Satori agents (Abuse Mailbox Agent and DLP Triage Agent) (Proofpoint) are both listed in the Security category of Agent Index. They share no framework tags in our dataset.
| Field |  Horizon3.ai NodeZero (autonomous pentesting) |  Proofpoint Satori agents (Abuse Mailbox Agent and DLP Triage Agent) |
|---|---|---|
| Vendor | Horizon3.ai | Proofpoint |
| HQ | United States · North America | United States · North America |
| Primary category | Security | Security |
| Also listed in | Security | Security |
| Summary | Autonomous pentesting platform that runs unlimited self-directed internal, external, cloud, Kubernetes and AD pentests, plans attack paths, guides remediation and re-tests to verify fixes. | Agentic AI layer inside Proofpoint's platform. The Satori Abuse Mailbox Agent classifies every user-reported email that needs manual review (phish, malware, spam or clean) and can trigger configured quarantine or tagging workflows. A DLP Triage Agent does the same for data-loss alerts, with guardrails, chat explanations and audit logs. |
| Frameworks (vendor-stated) | — | — |
| Frameworks (vendor-claimed) | FedRAMP | — |
| Capabilities / tasks | pen test management, attack surface, exposure management, vulnerability management | phishing triage, email security, alert triage, security operations |
| Pricing (as published) | Not published | Not published as list prices. The Abuse Mailbox Agent datasheet describes an action-based model (pay for automated work performed, not users, tokens or seats) without dollar amounts. |
| Pricing model | quote | quote |
| Primary source | https://horizon3.ai/nodezero/ | https://www.proofpoint.com/us/platform/satori |
| Last checked | 2026-10-18 | 2026-10-19 |
| Official site | https://horizon3.ai/nodezero/ | https://www.proofpoint.com/us/platform/satori |
FAQ (from this dataset)
What is the difference between Horizon3.ai NodeZero and Proofpoint Satori agents?
Both are listed under Security. They share no task tags in this dataset. Horizon3.ai NodeZero-only tasks: pen-test-management, attack-surface, exposure-management, vulnerability-management. Proofpoint Satori agents-only tasks: phishing-triage, email-security, alert-triage, security-operations. Differences are from stored category and task tags, not a ranking.
Which one publishes pricing?
Horizon3.ai NodeZero (autonomous pentesting): Not published Proofpoint Satori agents (Abuse Mailbox Agent and DLP Triage Agent): Not published as list prices. The Abuse Mailbox Agent datasheet describes an action-based model (pay for automated work performed, not users, tokens or seats) without dollar amounts.
Where are Horizon3.ai NodeZero and Proofpoint Satori agents headquartered?
Horizon3.ai NodeZero (autonomous pentesting) publishes HQ in United States. Proofpoint Satori agents (Abuse Mailbox Agent and DLP Triage Agent) publishes HQ in United States.
Also in this use case
Other verified listings that share a task tag or use-case group with Horizon3.ai NodeZero (autonomous pentesting) or Proofpoint Satori agents (Abuse Mailbox Agent and DLP Triage Agent). Open a pair page or the use-case table — this is not a ranking.
- Amnify security agents (agent-driven code audit, AI pentesting, PR review and autofix pull requests) — German AppSec product from Düsseldorf: a team of agents audits repositories (SAST, secrets, SCA, IaC, CI/CD) and cloud accounts, triages signals so only confirmed findings surface, pentests running apps inside a verified scope with a separate agent reproducing every finding, reviews pull requests with a merge-blocking status check, and opens fix pull requests that run your tests but never merge themselves.
- noze CyberAgent (AI agent for continuous attack-surface monitoring, automated validation pentesting and NIS2 evidence) — Italian agent for mid-sized companies and NIS2 entities without an in-house SOC: after verifying domain control it continuously discovers assets and assesses network, web apps and APIs, correlates findings with EPSS and CISA KEV, confirms exploitability with automated validation pentests, ranks risks by business impact and prepares NIS2, DORA and ISO 27001 reports; the team decides what to fix. · noze CyberAgent (AI agent for continuous attack-surface monitoring, automated validation pentesting and NIS2 evidence) pair comparison
Use-case comparisons
- Email security and phishing-response AI agents — 16 listings (Triage of user-reported phishing, autonomous email threat remediation and AI-run phishing simulation)
- Agentic pentesting AI agents — 33 listings (Autonomous or AI-assisted penetration testing, attack-surface testing and exploitable-path verification)
Related
- Horizon3.ai NodeZero (autonomous pentesting) alternatives
- Proofpoint Satori agents (Abuse Mailbox Agent and DLP Triage Agent) alternatives
- Best security AI agents
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