Plerion Pleri (AI security engineer) vs Tenable One (Hexa AI)
Plerion Pleri (AI security engineer) (Plerion) and Tenable One (Hexa AI) (Tenable) are both listed in the Security category of Agent Index. They share no framework tags in our dataset.
| Field |  Plerion Pleri (AI security engineer) |  Tenable One (Hexa AI) |
|---|---|---|
| Vendor | Plerion | Tenable |
| HQ | Australia · Australia and New Zealand | United States · North America |
| Primary category | Security | Security |
| Also listed in | Security | Security, Risk |
| Summary | Sydney-based cloud and AI security platform with Pleri, an agent that investigates findings, checks real exploitability, raises fix PRs and Jira tickets, and follows each change through to merge. | Exposure management platform with Tenable Hexa AI agentic orchestration for vulnerability triage and remediation workflows. |
| Framework tags (Agent Index) | — | — |
| Frameworks (vendor-claimed) | — | — |
| Capabilities / tasks | cloud security, vulnerability management, remediation, exposure management | vulnerability management, exposure management, remediation |
| Pricing (as published) | Published estimator on plerion.com/pricing: a fixed monthly Plerion bill set by combined monthly AWS/Azure/GCP spend (example shown: $100,000–$130,000 cloud bill → about $3,100–$3,700/month, USD), all capabilities and the agent included; 'Start free' option. | Not verified |
| Pricing model | published-tiers | quote |
| Primary source | https://www.plerion.com/agents | https://www.tenable.com/products/tenable-one/capabilities/hexa-ai |
| Last checked | 2026-10-18 | 2026-10-15 |
| Official site | https://www.plerion.com/agents | https://www.tenable.com/products/tenable-one |
Side-by-side data is generated from the open dataset. “Vendor-claimed” frameworks are as marketed by each vendor and not verified by Agent Index; framework tags indicate relevance, not certification. Request current quotes from each vendor before buying. This page does not rank or score vendors. Sponsored comparisons, if any, will be labelled.
Also in this use case
Other verified listings that share a task tag or use-case group with Plerion Pleri (AI security engineer) or Tenable One (Hexa AI). Open a pair page or the use-case table — this is not a ranking.
- Ethiack Hackian (agentic AI pentesting) — Portuguese autonomous pentesting platform: the Hackian agentic AI maps the attack surface, runs exploitation routines, chains attack paths and delivers proof-of-exploit with compliance-ready reports. · Ethiack Hackian (agentic AI pentesting) pair comparison
- Hadrian Nova (agentic pentesting) — On-demand penetration testing run by a fleet of AI hacker agents, paired with Hadrian Atlas for continuous external exposure management. · Hadrian Nova (agentic pentesting) pair comparison
- Horizon3.ai NodeZero (autonomous pentesting) — 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. · Horizon3.ai NodeZero (autonomous pentesting) pair comparison
- Intruder AI Pentesting — On-demand, code-aware web-app pentesting by AI agents built by Intruder's CREST-certified testers, with audit-ready reports in hours and issue-level 'micro pentests' to triage scanner findings. · Intruder AI Pentesting pair comparison
- Microsoft Entra Conditional Access Optimization Agent — Security Copilot agent in Microsoft Entra that scans a tenant for users, apps and agent identities not covered by Conditional Access, recommends or updates policies and applies one-click remediation. · Microsoft Entra Conditional Access Optimization Agent pair comparison
- Pixee (automated triage and fix) — Security 'harness' that triages SAST/SCA/DAST/secrets findings for exploitability, opens fix pull requests with the analysis attached, works inside coding agents, and builds design-stage threat models.
- RegScale RegML AI agents (RegScale CCM) — Continuous controls monitoring platform whose RegML AI agents monitor controls, collect evidence, draft control documentation and trigger remediation for FedRAMP, CMMC and NIST programmes; RegScale CCM is FedRAMP High authorized.
- Sysdig Agentic AI (Sysdig Secure AI agents) — Outcome-driven AI agents inside Sysdig Secure for cloud and container security: Vuln, SOC, Posture, Risk and Response agents that investigate, prioritise and drive remediation on Falco-based runtime data. · Sysdig Agentic AI (Sysdig Secure AI agents) pair comparison
- Xygeni DevAI and CoreAI (agentic AppSec) — Agentic AppSec from Valladolid-based Xygeni: DevAI scans code in the IDE and generates validated fixes (including for AI-generated code), while CoreAI prioritises risk and orchestrates remediation PRs across the platform.
- ZeroPath (AI-native SAST and autofix) — AI-native AppSec platform that finds business-logic and auth flaws, validates findings from existing SAST tools, runs PR security reviews and generates one-click patches refined in natural language.
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