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

Gane Index, November 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/2026-11/enterprise

**Standing:** Microsoft Defender XDR leads with 58% of first choices; verdict clear leader. 52 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) | 58% | 10% | 67 |
| 2 | [CrowdStrike Falcon Insight XDR](https://www.gane.ai/index/it/vendors/crowdstrike-falcon-insight-xdr/index.md) | 25% | 14% | 70 |
| 3 | [Palo Alto Networks Cortex XDR](https://www.gane.ai/index/it/vendors/palo-alto-networks-cortex-xdr/index.md) | 12% | 20% | 51 |
| 7 | [SentinelOne Singularity](https://www.gane.ai/index/it/vendors/sentinelone-singularity/index.md) | 0% | 13% | 47 |
| 8 | [Trend Vision One](https://www.gane.ai/index/it/vendors/trend-vision-one/index.md) | 0% | 18% | 34 |
| 9 | [Stellar Cyber Open XDR](https://www.gane.ai/index/it/vendors/stellar-cyber-open-xdr/index.md) | 0% | 6% | 16 |
| 10 | [Bitdefender GravityZone XDR](https://www.gane.ai/index/it/vendors/bitdefender-gravityzone-xdr/index.md) | 0% | 17% | 12 |
| 13 | [Cisco XDR](https://www.gane.ai/index/it/vendors/cisco-xdr/index.md) | 0% | 35% | 20 |
| 39 | [Sophos Intercept X](https://www.gane.ai/index/it/vendors/sophos-intercept-x/index.md) | 0% | 40% | 20 |
| 54 | [Trellix XDR](https://www.gane.ai/index/it/vendors/trellix-xdr/index.md) | 0% | 50% | 10 |

Rank is by share of first choices among all 56 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, Palo Alto Networks Cortex XDR
- Gemini 3.5 Flash: CrowdStrike Falcon Insight XDR; alternatives Microsoft Defender XDR, Palo Alto Networks Cortex XDR, Palo Alto Networks Cortex XSIAM, SentinelOne Singularity
- Perplexity Sonar: Microsoft Defender XDR; alternatives Cisco XDR, CrowdStrike Falcon Insight XDR, Cynet 360 AutoXDR, Palo Alto Networks Cortex XDR
- Grok 4.20: CrowdStrike Falcon Insight XDR, Microsoft Defender XDR; alternatives Bitdefender GravityZone XDR, Palo Alto Networks Cortex XDR, Palo Alto Networks Cortex XSIAM, Sophos Intercept X
- Mistral Small: Microsoft Defender XDR, Palo Alto Networks; alternatives CrowdStrike Falcon Insight XDR, Sophos Intercept X, Trend Vision One
- DeepSeek V4 Flash: CrowdStrike Falcon Insight XDR, Palo Alto Networks Cortex XDR; alternatives Microsoft Defender XDR, SentinelOne Singularity, Trend Vision One
- Llama 4 Maverick: Microsoft Defender XDR; alternatives CrowdStrike Falcon Insight XDR, Palo Alto Networks Cortex XDR, Stellar Cyber Open XDR
- Qwen 3.7 Flash: Microsoft Defender XDR; alternatives Check Point Harmony XDR, CrowdStrike Falcon Insight XDR, Palo Alto Networks Cortex XDR, Trend Vision One
- Kimi K2: Microsoft Defender XDR, Palo Alto Networks Cortex XDR; alternatives CrowdStrike Falcon Insight XDR, SentinelOne Singularity
- GLM 4.7 FlashX: Microsoft Defender XDR; alternatives CrowdStrike Falcon Insight XDR, Palo Alto Networks Cortex XDR, SentinelOne Singularity
- MiniMax M2.5: Microsoft Defender XDR; alternatives Cisco Secure Endpoint, Palo Alto Networks Cortex XDR
- GPT-6 Luna: Microsoft Defender XDR; alternatives CrowdStrike Falcon Insight XDR, Palo Alto Networks Cortex XDR
- Muse Glimmer 30B: Palo Alto Networks Cortex XDR; alternatives CrowdStrike Falcon Insight XDR, Microsoft Defender XDR

## Sources the answers cite

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

- expertinsights.com: 39 answers, 41 citations
- aimultiple.com: 32 answers, 32 citations
- microsoft.com: 31 answers, 62 citations
- paloaltonetworks.com: 29 answers, 40 citations
- gbhackers.com: 22 answers, 29 citations
- guideflow.com: 20 answers, 20 citations
- crowdstrike.com: 16 answers, 27 citations
- cybersecuritynews.com: 15 answers, 17 citations

Pages named in the most answers:

- https://expertinsights.com/endpoint-security/the-top-xdr-solutions (38 answers)
- https://aimultiple.com/xdr-solutions (32 answers)
- https://guideflow.com/blog/xdr-platform (20 answers)
- https://paloaltonetworks.com/cyberpedia/xdr-solutions (16 answers)
- https://cipherssecurity.com/best-xdr-platforms-in-2026 (15 answers)
- https://gbhackers.com/best-xdr-platforms-compared (15 answers)
- https://cybersecuritynews.com/best-xdr-platforms (14 answers)
- https://comparitech.com/net-admin/best-xdr-tools (11 answers)
- https://microsoft.com/en-us/security/blog/2024/06/03/microsoft-is-named-a-leader-in-the-forrester-wave-for-xdr (11 answers)
- https://stellarcyber.ai/learn/xdr-solutions (11 answers)

## Warned against

- CrowdStrike Falcon Insight XDR: 10 of 70 labels negative. "Avoid native/single‑vendor XDR (CrowdStrike, Palo Alto, Trend Micro, Cisco, etc.)" (GLM 4.7 FlashX, negative prompt)
- Sophos Intercept X: 8 of 20 labels negative. "Avoid: Mid-market/MSP-focused XDRs (e.g., Sophos, Cynet) for large enterprise deployments—they will not scale" (Gemini 3.5 Flash, negative prompt)
- Palo Alto Networks Cortex XDR: 10 of 51 labels negative. "Be wary of any XDR that can be turned into an offensive tool (e.g., Palo Alto Cortex XDR has been shown to have this risk)." (GLM 4.7 FlashX, negative prompt)
- Microsoft Defender XDR: 7 of 67 labels negative. "it can suffer from incomplete visibility, higher false positives without extensive tuning, and limited third-party integration depth" (Grok 4.20, negative prompt)

## Movement since October 2026

Floor: 11 points of share, measured on the calibration repeat.
Same leader: Microsoft Defender XDR at 58%.

- Microsoft Defender XDR: 44% to 58%, +14. Cleared the floor by 3 points · rank 1 of 56, unchanged.
- CrowdStrike Falcon Insight XDR: 36% to 25%, −11. Cleared the floor by 0 points · rank 2 of 56, unchanged.
- Palo Alto Networks Cortex XDR: 4% to 12%, +8. Inside the floor by 3 points · rank 4 → 3 of 56.
- Stellar Cyber Open XDR: 6% to 0%, −6. Inside the floor by 5 points · rank 3 → 9 of 56.
- SentinelOne Singularity: 2% to 0%, −2. Inside the floor by 9 points · rank 5 → 7 of 56.
- Trend Vision One: 0% to 0%, ±0. Inside the floor by 11 points · rank 10 → 8 of 56.
- Bitdefender GravityZone XDR: 0% to 0%, ±0. Inside the floor by 11 points · rank 25 → 10 of 56.
- Cisco XDR: 0% to 0%, ±0. Inside the floor by 11 points · rank 11 → 13 of 56.
- Sophos Intercept X: 0% to 0%, ±0. Inside the floor by 11 points · rank 12 → 39 of 56.
- Trellix XDR: 0% to 0%, ±0. Inside the floor by 11 points · rank 44 → 54 of 56.

## Record

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