# Extended detection and response for small business buyers: what AI models recommend, September 2026

IT AI Recommendation Index, September 2026 Edition. Asked as "XDR platform" and as "extended detection and response solution", six framings each, to twelve models with search on, on behalf of a small B2B company. Page: https://it-ai-index.com/security/extended-detection-and-response/smb/

**Standing:** Coro leads with 57% of first choices; verdict clear leader. 44 first choices across the direct, paraphrase, budget and scale prompts.

## First-choice share

| # | Product | Share | Negative rate | Labels |
|---|---|---|---|---|
| 1 | Coro | 57% | 0% | 54 |
| 2 | Microsoft Defender for Cloud | 14% | 0% | 11 |
| 3 | Microsoft Defender XDR | 11% | 18% | 45 |
| 4 | Huntress Managed EDR | 5% | 0% | 13 |
| 5 | SentinelOne Singularity | 2% | 22% | 37 |
| 6 | Sophos Intercept X | 0% | 6% | 18 |
| 7 | Bitdefender | 0% | 0% | 10 |
| 8 | Trend Vision One | 0% | 46% | 13 |
| 9 | CrowdStrike Falcon | 0% | 55% | 31 |
| 10 | Palo Alto Networks Cortex XDR | 0% | 71% | 28 |

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

- Claude Haiku 4.5: SentinelOne Singularity; alternatives Coro, Microsoft Defender XDR
- GPT-5.4 mini: Microsoft Defender XDR; alternatives CrowdStrike Falcon XDR, SentinelOne Singularity
- Gemini 3.5 Flash: Microsoft Defender for Cloud; alternatives Coro, Guardz, Sophos Intercept X
- Perplexity Sonar: Coro; alternatives Cynet, Microsoft Defender XDR
- Grok 4.1 Fast: Coro; alternatives Bitdefender GravityZone XDR, Huntress Managed EDR, Microsoft Defender XDR, SentinelOne Singularity
- Mistral Small: Coro
- DeepSeek V4 Flash: Microsoft Defender for Cloud; alternatives Coro, SentinelOne Singularity, Sophos Intercept X
- Llama 4 Maverick: Coro
- Qwen 3.7 Flash: Coro
- Kimi K2: Microsoft Defender XDR; alternatives Coro, CrowdStrike Falcon, Huntress Managed EDR, SentinelOne Singularity
- GLM 4.7 FlashX: Coro; alternatives CrowdStrike Falcon, Microsoft Defender XDR, Palo Alto Networks Cortex XDR, Trend Vision One
- MiniMax M2.5: Coro

## Sources the answers cite

65 of 72 answers came back with a source list, from 12 of 12 models. Sites named in the most answers:

- cyberpress.org: 54 answers, 97 citations
- gbhackers.com: 41 answers, 68 citations
- cybersecuritynews.com: 38 answers, 42 citations
- paloaltonetworks.com: 27 answers, 28 citations
- g2.com: 18 answers, 36 citations
- sentinelone.com: 16 answers, 19 citations
- channelpronetwork.com: 15 answers, 15 citations
- esecurityplanet.com: 15 answers, 15 citations

Pages named in the most answers:

- https://cyberpress.org/xdr-platforms-by-business-size (53 answers)
- https://gbhackers.com/best-xdr-platforms-compared (35 answers)
- https://cybersecuritynews.com/best-xdr-platforms (31 answers)
- https://paloaltonetworks.com/cyberpedia/xdr-solutions (26 answers)
- https://cyberpress.org/managed-xdr-services-to-consider?amp=1 (22 answers)
- https://gbhackers.com/best-managed-xdr-compared (21 answers)
- https://channelpronetwork.com/2025/12/30/xdr-selection-guide (15 answers)
- https://esecurityplanet.com/products/xdr-security-solutions (15 answers)
- https://guideflow.com/blog/xdr-platform (14 answers)
- https://huntress.com/internal-it-cybersecurity-guide/best-endpoint-protection-for-small-businesses (14 answers)

## Warned against

- Palo Alto Networks Cortex XDR: 20 of 28 labels negative. "notoriously steep learning curve and a highly complex user interface... should be avoided or approached with extreme caution" (Gemini 3.5 Flash, negative prompt)
- CrowdStrike Falcon: 17 of 31 labels negative. "Here are the XDR platforms small businesses should avoid or be cautious about... This is prohibitively expensive for a small business" (GLM 4.7 FlashX, negative prompt)
- Microsoft Defender XDR: 8 of 45 labels negative. "If your business has fewer than 300 users, avoid buying into the full enterprise-grade Microsoft Defender XDR" (Gemini 3.5 Flash, negative prompt)
- SentinelOne Singularity: 8 of 37 labels negative. "Avoid: ... or SentinelOne Complete unless you have specific high-security requirements" (Kimi K2, paraphrase prompt)

## Record

- Method: https://it-ai-index.com/methodology/
- Raw judge labels and full responses: https://it-ai-index.com/data/
- License: CC BY 4.0. Cite as IT AI Recommendation Index, September 2026 Edition, it-ai-index.com.