# Extended detection and response: 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 a mid-market B2B company. Page: https://www.gane.ai/index/it/security/extended-detection-and-response/2026-10

This is the permanent record of the October 2026 Edition, published October 1, 2026 and superseded since.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/index.md

**Standing:** Microsoft Defender XDR leads with 40% of first choices; verdict contested. 53 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) | 40% | 15% | 61 |
| 2 | [Sophos Intercept X](https://www.gane.ai/index/it/vendors/sophos-intercept-x/index.md) | 21% | 10% | 31 |
| 3 | [CrowdStrike Falcon Insight XDR](https://www.gane.ai/index/it/vendors/crowdstrike-falcon-insight-xdr/index.md) | 11% | 27% | 62 |
| 4 | [SentinelOne Singularity](https://www.gane.ai/index/it/vendors/sentinelone-singularity/index.md) | 8% | 10% | 51 |
| 5 | [Stellar Cyber Open XDR](https://www.gane.ai/index/it/vendors/stellar-cyber-open-xdr/index.md) | 4% | 0% | 13 |
| 14 | [Palo Alto Networks Cortex XDR](https://www.gane.ai/index/it/vendors/palo-alto-networks-cortex-xdr/index.md) | 0% | 34% | 35 |
| 15 | [Trend Vision One](https://www.gane.ai/index/it/vendors/trend-vision-one/index.md) | 0% | 14% | 21 |
| 16 | [Bitdefender GravityZone XDR](https://www.gane.ai/index/it/vendors/bitdefender-gravityzone-xdr/index.md) | 0% | 7% | 14 |
| 17 | [Cisco XDR](https://www.gane.ai/index/it/vendors/cisco-xdr/index.md) | 0% | 27% | 22 |
| 52 | [Trellix XDR](https://www.gane.ai/index/it/vendors/trellix-xdr/index.md) | 0% | 27% | 11 |

Rank is by share of first choices among all 58 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: Sophos Intercept X; alternatives Microsoft Defender XDR, Rapid7 InsightIDR, SentinelOne Singularity
- GPT-5.4 mini: CrowdStrike Falcon Insight XDR, Microsoft Defender XDR; alternatives Palo Alto Networks Cortex XDR
- Gemini 3.5 Flash: Sophos Intercept X, Sophos MDR; alternatives Cynet 360 Auto XDR, Microsoft Defender for Business / Defender XDR, SentinelOne Singularity, Stellar Cyber Open XDR
- Perplexity Sonar: Sophos Intercept X; alternatives SentinelOne Singularity, Stellar Cyber Open XDR
- Grok 4.20: Microsoft Defender XDR; alternatives CrowdStrike Falcon Insight XDR, SentinelOne Singularity, Sophos Intercept X
- Mistral Small: Sophos Intercept X; alternatives Stellar Cyber Open XDR
- DeepSeek V4 Flash: Sophos Intercept X; alternatives CrowdStrike Falcon Insight XDR, Microsoft Defender XDR, SentinelOne Singularity, Stellar Cyber Open XDR
- Llama 4 Maverick: Sophos Intercept X, Stellar Cyber Open XDR; alternatives Microsoft Defender XDR
- Qwen 3.7 Flash: Sophos Intercept X; alternatives Microsoft Defender XDR, SentinelOne Singularity
- Kimi K2: SentinelOne Singularity, Sophos Intercept X; alternatives Microsoft Defender for Endpoint
- GLM 4.7 FlashX: Microsoft Defender XDR; alternatives CrowdStrike Falcon Insight XDR, Palo Alto Networks Cortex XDR, SentinelOne Singularity, Sophos Intercept X
- MiniMax M2.5: Microsoft Defender XDR; alternatives CrowdStrike Falcon Insight XDR, Sophos Intercept X
- GPT-6 Luna: Microsoft Defender XDR; alternatives CrowdStrike Falcon Insight XDR, Palo Alto Networks Cortex XDR
- Muse Glimmer 30B: Sophos Intercept X, Stellar Cyber Open XDR; alternatives Bitdefender GravityZone XDR, Microsoft Defender XDR, Ontinue

## 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:

- paloaltonetworks.com: 43 answers, 54 citations
- expertinsights.com: 38 answers, 41 citations
- sentinelone.com: 30 answers, 41 citations
- gbhackers.com: 27 answers, 30 citations
- aimultiple.com: 27 answers, 27 citations
- coruzant.com: 23 answers, 23 citations
- decryptiondigest.com: 20 answers, 22 citations
- guideflow.com: 20 answers, 20 citations

Pages named in the most answers:

- https://expertinsights.com/endpoint-security/the-top-xdr-solutions (36 answers)
- https://paloaltonetworks.com/cyberpedia/xdr-solutions (30 answers)
- https://aimultiple.com/xdr-solutions (27 answers)
- https://coruzant.com/security/best-xdr-tools (23 answers)
- https://guideflow.com/blog/xdr-platform (19 answers)
- https://gbhackers.com/best-xdr-platforms-compared (18 answers)
- https://decryptiondigest.com/blog/best-xdr-platforms-2026 (16 answers)
- https://guptadeepak.com/tools/top-10-edr-xdr-platforms-2026 (15 answers)
- https://sdxcentral.com/analysis/microsoft-palo-alto-networks-crowdstrike-top-forrester-xdr-wave (14 answers)
- https://cybersecuritynews.com/best-xdr-platforms (13 answers)

## Warned against

- CrowdStrike Falcon Insight XDR: 17 of 62 labels negative. "Avoid / be cautious if you have low tolerance for kernel-level risk, need predictable per-endpoint pricing, or have a junior SOC that can’t absorb a steep UI." (Muse Glimmer 30B, negative prompt)
- Microsoft Defender XDR: 9 of 61 labels negative. "it is recommended to avoid buying into the full enterprise-grade Microsoft Defender XDR" (Llama 4 Maverick, negative prompt)
- Palo Alto Networks Cortex XDR: 12 of 35 labels negative. "Do not buy a "DIY" XDR platform (like raw CrowdStrike Falcon or Palo Alto Cortex XDR) unless you have at least 2–3 dedicated, certified security analysts" (Gemini 3.5 Flash, direct prompt)
- Cisco XDR: 6 of 22 labels negative. "requires a separate paid license—a meaningful cost change for existing Cisco customers—and feature depth in some areas lags" (Claude Haiku 4.5, negative prompt)

## Movement since September 2026

Floor: 11 points of share, measured on the calibration repeat.
Same leader: Microsoft Defender XDR at 39%.

- Microsoft Defender XDR: 63% to 39%, −24. Cleared the floor by 13 points · rank 1 of 52, unchanged.
- Sophos Intercept X: 5% to 23%, +18. Cleared the floor by 7 points · rank 6 → 2 of 52.
- CrowdStrike Falcon Insight XDR: 5% to 11%, +6. Inside the floor by 5 points · rank 4 → 3 of 52.
- Coro: 7% to 2%, −5. Inside the floor by 6 points · rank 2 → 7 of 52.
- Bitdefender GravityZone XDR: 5% to 0%, −5. Inside the floor by 6 points · rank 5 → 14 of 52.
- SentinelOne Singularity: 5% to 7%, +2. Inside the floor by 9 points · rank 3 → 4 of 52.
- Stellar Cyber Open XDR: 0% to 2%, +2. Inside the floor by 9 points · rank 10 → 6 of 52.
- Trend Vision One: 0% to 0%, ±0. Inside the floor by 11 points · rank 14 → 13 of 52.
- Palo Alto Networks Cortex XDR: 0% to 0%, ±0. Inside the floor by 11 points · rank 11 → 15 of 52.
- Cisco XDR: 0% to 0%, ±0. Inside the floor by 11 points · rank 15 → 16 of 52.
- Trellix XDR: 0% to 0%, ±0. Inside the floor by 11 points · rank 21 → 47 of 52.

## 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.