# Extended detection and response for enterprise buyers: what AI models recommend, October 2026

Gane Index, October 2026 Edition. Asked as "XDR platform" and as "extended detection and response solution", six framings each, to fourteen models with search on, on behalf of an enterprise B2B company. Page: https://www.gane.ai/index/it/security/extended-detection-and-response/2026-10/enterprise

This is the permanent record of the October 2026 Edition, published October 1, 2026 and superseded since. The current standing: https://www.gane.ai/index/it/security/extended-detection-and-response/enterprise/index.md

**Standing:** Microsoft Defender XDR leads with 44% of first choices; verdict clear leader. 50 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| Rank | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | [Microsoft Defender XDR](https://www.gane.ai/index/it/vendors/microsoft-defender-xdr/index.md) | 44% | 12% | 65 |
| 2 | [CrowdStrike Falcon Insight XDR](https://www.gane.ai/index/it/vendors/crowdstrike-falcon-insight-xdr/index.md) | 36% | 12% | 67 |
| 3 | [Stellar Cyber Open XDR](https://www.gane.ai/index/it/vendors/stellar-cyber-open-xdr/index.md) | 6% | 12% | 16 |
| 4 | [Palo Alto Networks Cortex XDR](https://www.gane.ai/index/it/vendors/palo-alto-networks-cortex-xdr/index.md) | 4% | 20% | 54 |
| 5 | [SentinelOne Singularity](https://www.gane.ai/index/it/vendors/sentinelone-singularity/index.md) | 2% | 7% | 54 |
| 10 | [Trend Vision One](https://www.gane.ai/index/it/vendors/trend-vision-one/index.md) | 0% | 20% | 30 |
| 11 | [Cisco XDR](https://www.gane.ai/index/it/vendors/cisco-xdr/index.md) | 0% | 22% | 23 |
| 12 | [Sophos Intercept X](https://www.gane.ai/index/it/vendors/sophos-intercept-x/index.md) | 0% | 24% | 17 |
| 44 | [Trellix XDR](https://www.gane.ai/index/it/vendors/trellix-xdr/index.md) | 0% | 30% | 10 |

Rank is by share of first choices among all 57 products named; products with the same share are tied, and the order among them carries no meaning. The table lists those with at least 10 labels.

## Each model's first choice on the direct prompt

- Claude Haiku 4.5: CrowdStrike Falcon Insight XDR, Palo Alto Networks Cortex XDR; alternatives Microsoft Defender XDR, SentinelOne Singularity
- GPT-5.4 mini: Microsoft Defender XDR; alternatives CrowdStrike Falcon Insight XDR, Palo Alto Networks Cortex XDR, Palo Alto Networks Cortex XSIAM, SentinelOne Singularity
- Gemini 3.5 Flash: Microsoft Defender XDR; alternatives CrowdStrike Falcon Insight XDR, Palo Alto Networks, SentinelOne Singularity
- Perplexity Sonar: Microsoft Defender XDR; alternatives Cisco XDR, CrowdStrike Falcon Insight XDR, Palo Alto Networks Cortex XDR, SentinelOne Singularity
- Grok 4.20: CrowdStrike Falcon Insight XDR; alternatives Microsoft Defender XDR, Palo Alto Networks Cortex XDR, SentinelOne Singularity
- Mistral Small: Microsoft Defender XDR; alternatives CrowdStrike Falcon Insight XDR, Palo Alto Networks Cortex XDR, SentinelOne Singularity
- DeepSeek V4 Flash: CrowdStrike Falcon Insight XDR; alternatives Microsoft Defender XDR, Palo Alto Networks Cortex XDR, SentinelOne Singularity
- Llama 4 Maverick: no first choice
- Qwen 3.7 Flash: CrowdStrike Falcon Insight XDR; alternatives Microsoft Defender XDR, Palo Alto Networks Cortex XDR, SentinelOne Singularity, Trend Vision One
- Kimi K2: CrowdStrike Falcon Insight XDR, Microsoft Defender XDR; alternatives Palo Alto Networks Cortex XDR, SentinelOne Singularity
- GLM 4.7 FlashX: CrowdStrike Falcon Insight XDR, Microsoft Defender XDR; alternatives Palo Alto Networks Cortex XDR, SentinelOne Singularity
- MiniMax M2.5: CrowdStrike Falcon Insight XDR, Palo Alto Networks; alternatives Microsoft Defender for Endpoint
- GPT-6 Luna: Microsoft Defender XDR; alternatives CrowdStrike Falcon Insight XDR, Palo Alto Networks Cortex XDR, SentinelOne Singularity
- Muse Glimmer 30B: CrowdStrike Falcon Insight XDR; alternatives Microsoft Defender XDR, Palo Alto Networks Cortex XDR, SentinelOne Singularity

## Sources the answers cite

81 of 84 answers came back with a source list, from 14 of 14 models. Sites named in the most answers:

- paloaltonetworks.com: 47 answers, 70 citations
- expertinsights.com: 47 answers, 50 citations
- sentinelone.com: 31 answers, 54 citations
- guideflow.com: 30 answers, 31 citations
- aimultiple.com: 27 answers, 27 citations
- gbhackers.com: 26 answers, 40 citations
- decryptiondigest.com: 26 answers, 28 citations
- fidelissecurity.com: 23 answers, 25 citations

Pages named in the most answers:

- https://expertinsights.com/endpoint-security/the-top-xdr-solutions (47 answers)
- https://paloaltonetworks.com/cyberpedia/xdr-solutions (34 answers)
- https://guideflow.com/blog/xdr-platform (30 answers)
- https://aimultiple.com/xdr-solutions (27 answers)
- https://decryptiondigest.com/blog/best-xdr-platforms-2026 (25 answers)
- https://guptadeepak.com/tools/top-10-edr-xdr-platforms-2026 (23 answers)
- https://gbhackers.com/best-xdr-platforms-compared (23 answers)
- https://fidelissecurity.com/threatgeek/xdr-security/best-xdr-solutions-comparison (23 answers)
- https://coruzant.com/security/best-xdr-tools (22 answers)
- https://sentinelone.com/cybersecurity-101/endpoint-security/xdr-solutions (15 answers)

## Warned against

- Palo Alto Networks Cortex XDR: 11 of 54 labels negative. "Why it's NOT the best fit here... this is the platform with the highest risk of budget overruns." (DeepSeek V4 Flash, budget prompt)
- Microsoft Defender XDR: 8 of 65 labels negative. "Platforms with Consistent Negative Feedback | Microsoft Defender XDR | High licensing costs and complex, fragmented licensing" (GLM 4.7 FlashX, negative prompt)
- CrowdStrike Falcon Insight XDR: 8 of 67 labels negative. "Native XDR platforms from single vendors (e.g., CrowdStrike, Palo Alto Networks, Trend Micro) if your organization does not already use 70-80% of their ecosystem." (Qwen 3.7 Flash, negative prompt)
- Cisco XDR: 5 of 23 labels negative. "Cisco XDR | Complex, unintuitive interface and steep learning curve... High pricing and licensing complexity" (GLM 4.7 FlashX, negative prompt)

## Movement since September 2026

Floor: 11 points of share, measured on the calibration repeat.
Same leader: Microsoft Defender XDR at 43%.

- CrowdStrike Falcon Insight XDR: 24% to 36%, +12. Cleared the floor by 1 point · rank 2 of 45, unchanged.
- Palo Alto Networks Cortex XDR: 15% to 5%, −10. Inside the floor by 1 point · rank 3 of 45, unchanged.
- Microsoft Defender XDR: 48% to 43%, −5. Inside the floor by 6 points · rank 1 of 45, unchanged.
- SentinelOne Singularity: 4% to 2%, −2. Inside the floor by 9 points · rank 4 → 5 of 45.
- Stellar Cyber Open XDR: 4% to 5%, +1. Inside the floor by 10 points · rank 5 → 4 of 45.
- Trend Vision One: 0% to 0%, ±0. Inside the floor by 11 points · rank 8 → 10 of 45.
- Cisco XDR: 0% to 0%, ±0. Inside the floor by 11 points · rank 13 → 11 of 45.
- Sophos Intercept X: 0% to 0%, ±0. Inside the floor by 11 points · rank 30 → 12 of 45.

## Record

- Method: https://www.gane.ai/index/it/methodology
- License: CC BY 4.0. Cite as Gane Index, October 2026 Edition, www.gane.ai/index/it.