# Vectra AI alternatives: what AI models name instead, October 2026

IT AI Recommendation Index, October 2026 Edition. 190 of the 252 answers in the 1 category where Vectra AI holds a standing named it neither first nor as an alternative; these are the first choices those answers made. Page: https://it-ai-index.com/vendors/vectra-ai/alternatives/

## Named instead, most often (every category and segment added)

- Security Onion: 21
- ManageEngine NetFlow Analyzer: 17
- Paessler PRTG Network Monitor: 9
- Corelight Open NDR: 6
- Sophos NDR: 6
- Blumira: 5

## Network detection and response

**Small business**: 74 of 84 answers did not name Vectra AI (Vectra AI is #8 of 12 at 2%).

- Security Onion: first choice in 12 of those 74
- Paessler PRTG Network Monitor: first choice in 6 of those 74
- Sophos NDR: first choice in 6 of those 74
- ManageEngine NetFlow Analyzer: first choice in 5 of those 74
- Blumira: first choice in 3 of those 74
- Corelight Open NDR: first choice in 2 of those 74
- Lumu Technologies: first choice in 2 of those 74
- Stellar Cyber Open XDR: first choice in 2 of those 74

**Mid-market**: 61 of 84 answers did not name Vectra AI (Vectra AI is #2 of 9 at 18%).

- ManageEngine NetFlow Analyzer: first choice in 12 of those 61
- Security Onion: first choice in 9 of those 61
- Corelight Open NDR: first choice in 3 of those 61
- Paessler PRTG Network Monitor: first choice in 3 of those 61
- Blumira: first choice in 2 of those 61
- ExtraHop Reveal: first choice in 2 of those 61
- Gatewatcher AIonIQ: first choice in 2 of those 61
- Vectra AI Platform: first choice in 2 of those 61

**Enterprise**: 55 of 84 answers did not name Vectra AI (Vectra AI is #1 of 7 at 17%).

- Darktrace: first choice in 4 of those 55
- Cisco Secure Network Analytics: first choice in 3 of those 55
- ExtraHop Reveal: first choice in 3 of those 55
- ExtraHop RevealX: first choice in 3 of those 55
- Kentik: first choice in 3 of those 55
- SolarWinds NetFlow Traffic Analyzer: first choice in 2 of those 55
- WatchGuard ThreatSync+ NDR: first choice in 2 of those 55
- Corelight Open NDR: first choice in 1 of those 55

Published under CC BY 4.0. The output is the models' output; nothing here is a recommendation by the index.