Hadrian Nova (agentic pentesting) vs Plerion Pleri (AI security engineer)
Hadrian Nova (agentic pentesting) (Hadrian) and Plerion Pleri (AI security engineer) (Plerion) are both listed in the Security category of Agent Index. They share no framework tags in our dataset. Only Hadrian Nova (agentic pentesting) is tagged for SOC 2, ISO 27001.
| Field |  Hadrian Nova (agentic pentesting) |  Plerion Pleri (AI security engineer) |
|---|---|---|
| Vendor | Hadrian | Plerion |
| HQ | Netherlands · Europe | Australia · Australia and New Zealand |
| Primary category | Security | Security |
| Also listed in | Security, Code security | Security |
| Summary | On-demand penetration testing run by a fleet of AI hacker agents, paired with Hadrian Atlas for continuous external exposure management. | 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. |
| Framework tags (Agent Index) | SOC 2, ISO 27001 | — |
| Frameworks (vendor-claimed) | SOC 2, ISO 27001, NIS2, DORA, MITRE ATT&CK | — |
| Capabilities / tasks | pen test management, attack surface, exposure management, appsec | cloud security, vulnerability management, remediation, exposure management |
| Pricing (as published) | Nova: from EUR 1,250 per test excluding VAT, bundles available; Atlas priced on total asset count (hadrian.io/pricing). | 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. |
| Pricing model | published-tiers | published-tiers |
| Primary source | https://hadrian.io/products/nova | https://www.plerion.com/agents |
| Last checked | 2026-10-18 | 2026-10-18 |
| Official site | https://hadrian.io/products/nova | https://www.plerion.com/agents |
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 Hadrian Nova (agentic pentesting) or Plerion Pleri (AI security engineer). Open a pair page or the use-case table — this is not a ranking.
- Equixly Agentic AI Hacker (continuous API pentesting) — Italian offensive-security platform whose agentic AI hacker continuously maps APIs and applications, chains API interactions to find exploitable flaws, and validates findings for remediation. · Equixly Agentic AI Hacker (continuous API pentesting) pair comparison
- Escape (AI pentesting and DAST) — Offensive security platform using AI agents for attack surface discovery, business-logic DAST and multi-agent pentesting (Cascade) of APIs and web apps.
- 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
- 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
Use-case comparisons
- Agentic pentesting AI agents — 6 listings (Autonomous or AI-assisted penetration testing, attack-surface testing and exploitable-path verification)
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