# Attaxion vs Microsoft Defender External Attack Surface Management: which do AI models recommend for ASM, October 2026

IT AI Recommendation Index, October 2026 Edition, Attack surface management. Zero of fourteen models named Attaxion first on the direct prompt; one named Microsoft Defender External Attack Surface Management. Page: https://it-ai-index.com/security/attack-surface-management/attaxion-vs-microsoft-defender-external-attack-surface-management/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Attaxion | 14% | #2 of 12 | 6% | 16 | 10 of 14 |
| Microsoft Defender External Attack Surface Management | 10% | #3 of 12 | 18% | 39 | 14 of 14 |

## The direct prompt, model by model

- GPT-6 Luna: microsoft defender external attack surface management first (first choices: Microsoft Defender External Attack Surface Management) (alternatives: Censys ASM, CrowdStrike Falcon Exposure Management, Rapid7 Surface Command)
- GPT-5.4 mini: neither first, one named (first choices: UpGuard BreachSight) (alternatives: CyCognito, Intruder, Microsoft Defender External Attack Surface Management, Tenable Attack Surface Management)
- DeepSeek V4 Flash: neither first, one named (first choices: Intruder) (alternatives: Censys ASM, CrowdStrike Falcon Surface, CyCognito, Microsoft Defender External Attack Surface Management)
- Kimi K2: neither first, one named (first choices: Intruder) (alternatives: Detectify, Microsoft Defender External Attack Surface Management, UpGuard BreachSight)
- Muse Glimmer 30B: neither first, one named (first choices: Intruder, UpGuard BreachSight) (alternatives: Attaxion, Halo Security)
- Claude Haiku 4.5: neither named (first choices: CyCognito) (alternatives: Hadrian, Halo Security, Intruder)
- Gemini 3.5 Flash: neither named (first choices: Intruder) (alternatives: Detectify, UpGuard BreachSight, runZero)
- Perplexity Sonar: neither named (first choices: Intruder) (alternatives: Cortex Xpanse, Mandiant Attack Surface Management, UpGuard BreachSight)
- Grok 4.1 Fast: neither named (first choices: Intruder) (alternatives: Bitsight, Qualys CyberSecurity Asset Management, Rapid7 Surface Command)
- Mistral Small: neither named (first choices: Intruder) (alternatives: Bitsight, Detectify)
- Llama 4 Maverick: neither named (first choices: Intruder) (alternatives: Bitsight, Qualys)
- Qwen 3.7 Flash: neither named (first choices: Intruder) (alternatives: Rapid7)
- GLM 4.7 FlashX: neither named (first choices: Intruder) (alternatives: CyCognito, UpGuard BreachSight)
- MiniMax M2.5: neither named (first choices: CyCognito, Intruder) (alternatives: Mandiant Attack Surface Management)

## What the models said about Attaxion

- "cited as a capable but "quite young" platform that hasn't yet amassed a deep track record" (DeepSeek V4 Flash, negative prompt, soft negative)
- "For a limited budget, Attaxion is the strongest single pick from the results because it is described as the most affordable platform" (Perplexity Sonar, budget prompt, first choice)
- "If you want the most affordable full-featured continuous platform, Attaxion is the one most reviewers highlight for budget-conscious teams" (Muse Glimmer 30B, budget prompt, first choice)
- "Attaxion stands out as the best budget-friendly attack surface management (ASM) platform for companies with limited resources" (Mistral Small, budget prompt, first choice)

## What the models said about Microsoft Defender External Attack Surface Management

- "Microsoft’s native ASM is described as tightly integrated with Defender and Azure, so it may be less suitable if you need broad multi-cloud, SaaS, or heterogeneous coverage" (Perplexity Sonar, negative prompt, soft negative)
- "integrates deeply with Microsoft/Sentinel/Defender; limited third-party integration for non-Microsoft environments." (DeepSeek V4 Flash, negative prompt, soft negative)
- "while Microsoft Defender EASM is excellent at passive discovery, its active vulnerability scanning can be lacking" (Gemini 3.5 Flash, negative prompt, soft negative)
- "the best attack surface management (ASM) platform is Microsoft Defender External Attack Surface Management (EASM) if you already use Microsoft 365/E5" (GLM 4.7 FlashX, budget prompt, first choice)
- "I'd generally recommend Microsoft Defender External Attack Surface Management as the first tool to evaluate" (GPT-5.4 mini, paraphrase prompt, first choice)
- "I'd start with Microsoft Defender EASM—especially if you already use Azure or Microsoft security tools." (GPT-6 Luna, 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.