# Stellar Cyber Open XDR alternatives: what AI models name instead, October 2026

IT AI Recommendation Index, October 2026 Edition. 231 of the 252 answers in the 1 category where Stellar Cyber Open XDR 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/stellar-cyber-open-xdr/alternatives/

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

- Microsoft Defender XDR: 67
- CrowdStrike Falcon Insight XDR: 41
- Coro: 20
- SentinelOne Singularity: 15
- Palo Alto Networks Cortex XDR: 14
- Sophos Intercept X: 10

## Extended detection and response

**Small business**: 81 of 84 answers did not name Stellar Cyber Open XDR.

- Microsoft Defender XDR: first choice in 20 of those 81
- Coro: first choice in 19 of those 81
- Huntress Managed EDR: first choice in 9 of those 81
- Microsoft Defender for Cloud: first choice in 9 of those 81
- SentinelOne Singularity: first choice in 9 of those 81
- Sophos Intercept X: first choice in 6 of those 81
- CrowdStrike Falcon Insight XDR: first choice in 4 of those 81
- Cynet 360 AutoXDR: first choice in 3 of those 81

**Mid-market**: 75 of 84 answers did not name Stellar Cyber Open XDR (Stellar Cyber Open XDR is #5 of 10 at 4%).

- Microsoft Defender XDR: first choice in 23 of those 75
- CrowdStrike Falcon Insight XDR: first choice in 12 of those 75
- Palo Alto Networks Cortex XDR: first choice in 6 of those 75
- SentinelOne Singularity: first choice in 5 of those 75
- Sophos Intercept X: first choice in 4 of those 75
- Cynet 360 AutoXDR: first choice in 2 of those 75
- Blumira: first choice in 1 of those 75
- Coro: first choice in 1 of those 75

**Enterprise**: 75 of 84 answers did not name Stellar Cyber Open XDR (Stellar Cyber Open XDR is #3 of 8 at 6%).

- CrowdStrike Falcon Insight XDR: first choice in 25 of those 75
- Microsoft Defender XDR: first choice in 24 of those 75
- Palo Alto Networks Cortex XDR: first choice in 8 of those 75
- ESET XDR: first choice in 1 of those 75
- Microsoft Defender for Endpoint: first choice in 1 of those 75
- Palo Alto Networks: first choice in 1 of those 75
- SentinelOne Singularity: first choice in 1 of those 75

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