# Microsoft Defender for Endpoint vs SentinelOne Singularity: which do AI models recommend for EDR, October 2026

IT AI Recommendation Index, October 2026 Edition, Endpoint detection and response. Three of fourteen models named Microsoft Defender for Endpoint first on the direct prompt; four named SentinelOne Singularity. Page: https://it-ai-index.com/security/endpoint-detection-and-response/microsoft-defender-for-endpoint-vs-sentinelone-singularity/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Microsoft Defender for Endpoint | 30% | #1 of 9 | 11% | 57 | 14 of 14 |
| SentinelOne Singularity | 15% | #3 of 9 | 9% | 56 | 14 of 14 |

## The direct prompt, model by model

- DeepSeek V4 Flash: microsoft defender for endpoint first (first choices: Microsoft Defender for Endpoint) (alternatives: Bitdefender GravityZone EDR, CrowdStrike Falcon Insight, Cynet, SentinelOne Singularity)
- GLM 4.7 FlashX: microsoft defender for endpoint first (first choices: Microsoft Defender for Endpoint) (alternatives: CrowdStrike Falcon Insight, SentinelOne Singularity)
- MiniMax M2.5: microsoft defender for endpoint first (first choices: CrowdStrike Falcon Insight, Microsoft Defender for Endpoint) (alternatives: Palo Alto Networks Cortex XDR, SentinelOne Singularity, Sophos Intercept X)
- Gemini 3.5 Flash: sentinelone singularity first (first choices: SentinelOne Singularity) (alternatives: CrowdStrike Falcon Insight, Huntress Managed EDR, Microsoft Defender for Endpoint)
- Mistral Small: sentinelone singularity first (first choices: CrowdStrike Falcon Insight, SentinelOne Singularity) (alternatives: Microsoft Defender for Endpoint, Sophos Intercept X)
- Kimi K2: sentinelone singularity first (first choices: SentinelOne Singularity) (alternatives: CrowdStrike Falcon Insight, Huntress Managed EDR, Microsoft Defender for Endpoint, Sophos Intercept X)
- Muse Glimmer 30B: sentinelone singularity first (first choices: CrowdStrike Falcon Insight, SentinelOne Singularity) (alternatives: Bitdefender GravityZone EDR, Microsoft Defender for Endpoint, Sophos Intercept X)
- Claude Haiku 4.5: neither first, one named (first choices: Sophos Intercept X) (alternatives: Bitdefender GravityZone EDR, Microsoft Defender for Endpoint, SentinelOne Singularity)
- GPT-5.4 mini: neither first, one named (first choices: CrowdStrike Falcon Insight) (alternatives: Microsoft Defender for Endpoint, SentinelOne Singularity)
- Perplexity Sonar: neither first, one named (first choices: Sophos Intercept X) (alternatives: Bitdefender GravityZone EDR, CrowdStrike Falcon Insight, Huntress Managed EDR, Microsoft Defender for Endpoint, Sophos MDR)
- Grok 4.1 Fast: neither first, one named (first choices: Sophos Intercept X) (alternatives: Bitdefender GravityZone EDR, Huntress Managed EDR, Microsoft Defender for Endpoint, SentinelOne Singularity)
- Qwen 3.7 Flash: neither first, one named (first choices: CrowdStrike Falcon Insight) (alternatives: Microsoft Defender for Endpoint, SentinelOne Singularity, Sophos Intercept X)
- Llama 4 Maverick: neither named (first choices: Bitdefender GravityZone EDR) (alternatives: CrowdStrike Falcon Insight)
- GPT-6 Luna: neither named (first choices: Sophos Endpoint with MDR) (alternatives: CrowdStrike Falcon Insight, Microsoft Defender)

## What the models said about Microsoft Defender for Endpoint

- "Commonly cited limitations are platform scope and detection depth... it may not perform as well in non-Windows environments." (Muse Glimmer 30B, negative prompt, soft negative)
- "These enterprise-grade platforms are highly powerful, but they generate massive volumes of alerts and complex telemetry." (Gemini 3.5 Flash, negative prompt, soft negative)
- "in hybrid environments, integration conflicts with other security tools can sometimes cause hidden performance spikes" (Qwen 3.7 Flash, negative prompt, soft negative)
- "if you're already a Microsoft-centric organization on M365 E5, Microsoft Defender for Endpoint is the smartest financial move." (DeepSeek V4 Flash, paraphrase prompt, first choice)
- "Best choice if you are already heavily invested in the Microsoft ecosystem (Office 365, Intune, Azure). High value, low friction." (Qwen 3.7 Flash, scale prompt, first choice)

## What the models said about SentinelOne Singularity

- "Two distinct classes of caution have been raised recently: a service provider vulnerability advisory and BYOEDR abuse research." (Muse Glimmer 30B, negative prompt, soft negative)
- "Have an in-house security team and want top autonomous response: SentinelOne Singularity Complete about $179.99 per endpoint per year or CrowdStrike Falcon Pro/Enterprise." (Muse Glimmer 30B, direct prompt, first choice)
- "For most mid-market B2B companies, SentinelOne Singularity offers the best balance of autonomous protection, reasonable pricing, and minimal management overhead." (Kimi K2, direct prompt, first choice)

Share is the count of first choices across the direct, paraphrase, budget and scale prompts over all fourteen models, for a mid-market B2B company; rank is within the category. Comparisons are drawn for the top eight products in each category. Published under CC BY 4.0; the output is the models' output, and nothing here is a recommendation by the index.