# Tenable OT Security vs Palo Alto Networks: which do AI models recommend for ot/iot security, October 2026

IT AI Recommendation Index, October 2026 Edition, OT and IoT security. Zero of fourteen models named Tenable OT Security first on the direct prompt; one named Palo Alto Networks. Page: https://it-ai-index.com/security/ot-and-iot-security/tenable-ot-security-vs-palo-alto-networks/

| | First-choice share | Rank | Negative rate | Labels | Models naming it |
|---|---|---|---|---|---|
| Tenable OT Security | 4% | #6 of 9 | 15% | 27 | 11 of 14 |
| Palo Alto Networks | 2% | #8 of 9 | 6% | 17 | 11 of 14 |

## The direct prompt, model by model

- Llama 4 Maverick: palo alto networks first (first choices: Palo Alto Networks) (alternatives: Claroty xDome, Forcepoint)
- Claude Haiku 4.5: neither first, one named (first choices: Claroty xDome, Nozomi Networks Guardian) (alternatives: Dragos Platform, Fortinet OT Security Platform, Palo Alto Networks, Tenable OT Security)
- Perplexity Sonar: neither first, one named (first choices: Radiflow360) (alternatives: Claroty xDome, Dragos Platform, Fortinet OT Security Platform, Palo Alto Networks)
- Grok 4.1 Fast: neither first, one named (first choices: Claroty xDome) (alternatives: Dragos Platform, Fortinet OT Security Platform, Nozomi Networks Guardian, Palo Alto Networks)
- MiniMax M2.5: neither first, one named (first choices: Radiflow360) (alternatives: Armis Centrix, Claroty xDome, Nozomi Networks Guardian, Tenable OT Security)
- GPT-5.4 mini: neither named (first choices: Claroty xDome) (alternatives: Armis Centrix, Dragos Platform)
- Gemini 3.5 Flash: neither named (first choices: Fortinet OT Security Platform, Microsoft Defender for IoT) (alternatives: Claroty xDome, Nozomi Networks Guardian)
- Mistral Small: neither named (first choices: Dragos Platform) (alternatives: Claroty xDome, Nozomi Networks Guardian)
- DeepSeek V4 Flash: neither named (first choices: Claroty xDome) (alternatives: Microsoft Defender for IoT, Nozomi Networks Guardian, Palo Alto Networks Industrial OT Security)
- Qwen 3.7 Flash: neither named (first choices: Industrial AI) (alternatives: Claroty xDome, Nozomi Networks Guardian, Tenable.io OT)
- Kimi K2: neither named (first choices: Armis Centrix, Claroty xDome) (alternatives: Fortinet OT Security Platform, Microsoft Defender for IoT, Nozomi Networks Guardian)
- GLM 4.7 FlashX: neither named (first choices: Fortinet OT Security Platform) (alternatives: Dragos Platform, Nozomi Networks Guardian)
- GPT-6 Luna: neither named (first choices: Nozomi Networks Vantage) (alternatives: Claroty xDome, Dragos Platform)
- Muse Glimmer 30B: neither named (first choices: Radiflow360) (alternatives: Claroty xDome, Nozomi Networks Guardian)

## What the models said about Tenable OT Security

- "These are IT-security vendors extending into OT. Their effectiveness depends on how well their OT findings integrate with your existing SOC" (Mistral Small, negative prompt, soft negative)
- "these vendors risk falling behind peers regarding advanced AI-driven detection capabilities" (Qwen 3.7 Flash, negative prompt, soft negative)
- "Tenable.ot has user complaints on asset classification accuracy and sensor bugs" (Grok 4.1 Fast, negative prompt, soft negative)
- "frequently cited as a more budget-friendly option compared to some competitors... Start with a free trial or the most affordable commercial platform (like Tenable OT Security or Acreto)" (Mistral Small, budget prompt, first choice)
- "Best Overall Value: Tenable OT Security (formerly Tenable.ot)" (DeepSeek V4 Flash, budget prompt, first choice)
- "Tenable's Tenable One exposure management platform is a comprehensive attack surface management system covering endpoints, cloud environments, OT systems" (Claude Haiku 4.5, direct prompt, alternative)

## What the models said about Palo Alto Networks

- "Palo Alto Networks' Industrial OT Security solution is designed to protect operational technology environments by leveraging advanced AI, real-time threat detection, and zero trust architecture." (Llama 4 Maverick, 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.