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OT and IoT security · November 2026 Edition
Forescout Vistaro Platform vs Palo Alto Networks OT Security
Zero of fourteen models named Forescout Vistaro Platform first on the direct prompt; zero named Palo Alto Networks OT Security. Forescout Vistaro Platform was named by nine of the fourteen models and Palo Alto Networks OT Security by twelve and Forescout Vistaro Platform carries 17 labels and Palo Alto Networks OT Security 23, so the shares are not directly comparable.
Named in one category this edition.
Palo Alto Networks OT Security
accepted challengerNamed in one category this edition.
First-choice share2%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate6%17%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#7#8A position in a field of 11; printed, not drawn.
Labels1723A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, Forescout Vistaro Platform reading right to left. Rank and label count are printed, not drawn.Claroty xDome was named alongside these two in ten of the fourteen direct answers. Microsoft Defender for IoT vs Forescout Vistaro Platform · Microsoft Defender for IoT vs Palo Alto Networks OT Security · Claroty xDome vs Forescout Vistaro Platform
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; every quote names the model and the prompt it came from. Both figures come from the OT and IoT security page.
By framing
How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
Forescout Vistaro PlatformFirst choices, of fourteen modelsPalo Alto Networks OT SecurityDirect001 against Palo Alto Networks OT Security
Paraphrase10
Comparative01
Budget-constrained01
Scale-constrained00
Negative001 against Forescout Vistaro Platform · 3 against Palo Alto Networks OT Security
Bars are first choices, 0 to 14 each sideModels that argued againstA model can name both, so the two sides of a row do not sum to fourteen.
Across every category in the November 2026 Edition, Forescout Vistaro Platform and Palo Alto Networks OT Security were named in the same answer thirty-four times, of the 58 answers naming Forescout Vistaro Platform and the 68 naming Palo Alto Networks OT Security. In those answers Palo Alto Networks OT Security took the first choice one time and Forescout Vistaro Platform one.
Every model, every framing
The eighty-four answers behind the chart above, one cell each: where Forescout Vistaro Platform and Palo Alto Networks OT Security stood in it.
| Model | DirectPA | ParaphrasePA | ComparativePA | Budget-constrainedPA | Scale-constrainedPA | NegativePA |
|---|---|---|---|---|---|---|
| Claude Haiku 4.5 | | | | PA | ||
| GPT-5.4 mini | | |||||
| Gemini 3.5 Flash | | |||||
| Perplexity Sonar | | PA | ||||
| Grok 4.20 | PA | PA | PA | |||
| Mistral Small | PA | |||||
| DeepSeek V4 Flash | PA | |||||
| Llama 4 Maverick | ||||||
| Qwen 3.7 Flash | PA | |||||
| Kimi K2 | ||||||
| GLM 4.7 FlashX | PA | PA | ||||
| MiniMax M2.5 | ||||||
| GPT-6 Luna | PA | |||||
| Muse Glimmer 30B | | |
Forescout Vistaro PlatformPA Palo Alto Networks OT Security first choice named as an alternative argued againstblank: not namedEach cell is one answer, Forescout Vistaro Platform on the left and Palo Alto Networks OT Security on the right.The direct prompt
The plain question, one answer per model, grouped by where Forescout Vistaro Platform and Palo Alto Networks OT Security stood in it.
Neither was the first choice, one was named
2 of 14 modelsThe answer put something else first and named one of the two as an alternative.Claude Haiku 4.5Asimily alternatives: Claroty xDome, Forescout Vistaro Platform, Tenable OT Security
GLM 4.7 FlashXFortinet OT Security Platform alternatives: Claroty xDome, Palo Alto Networks OT Security
Neither was named
12 of 14 modelsThe answer made no first choice from these two in this category.GPT-5.4 miniClaroty xDome alternatives: Fortinet OT Security Platform, Nozomi Networks Guardian, Tenable OT Security
Gemini 3.5 FlashClaroty xDome alternatives: Armis Centrix, Fortinet OT Security Platform, Microsoft Defender for IoT, Nozomi Networks Guardian
Perplexity SonarMicrosoft Defender for IoT alternatives: Fortinet OT Security Platform, Nozomi Networks Guardian, Tenable OT Security
Grok 4.20Claroty xDome alternatives: Dragos Platform, Nozomi Networks Guardian
Mistral SmallClaroty xDome, Microsoft Defender for IoT alternatives: Dragos Platform, Nozomi Networks Guardian, Tenable OT Security
DeepSeek V4 FlashMicrosoft Defender for IoT alternatives: Claroty xDome, Nozomi Networks Guardian
Llama 4 Maverickno first choice
Qwen 3.7 FlashClaroty xDome alternatives: Armis Centrix, Microsoft Defender for IoT, Nozomi Networks Guardian
Kimi K2Microsoft Defender for IoT, Nozomi Networks Guardian alternatives: OTORIO, SecuPi
MiniMax M2.5Microsoft Defender for IoT, Nozomi Networks Vantage alternatives: Fortinet OT Security Platform, Palo Alto Networks Zero Trust OT Security
GPT-6 LunaClaroty xDome alternatives: Nozomi Vantage
Muse Glimmer 30BNozomi Networks Guardian alternatives: Claroty xDome, Fortinet OT Security Platform, Microsoft Defender for IoT, Tenable OT Security
Bold names in an answer are the products the judge labeled a first choice; a model naming several gives each of them that label. The full answer text for every row is in the record.
By buyer segment
The same question asked on behalf of a different buyer. Each standing is computed within its segment and they are never added together. The figures above are the mid-market standing, which is the one the category orders by.
Small business
Palo Alto Networks OT Security leads by two points.
Palo Alto Networks OT Security2%#7 of 11
Forescout Vistaro Platform0%#10 of 11Mid-marketThe figures above
Level: the same share of first choices.
Forescout Vistaro Platform2%#7 of 11Palo Alto Networks OT Security2%#8 of 11
The full mid-market standing →Enterprise
Palo Alto Networks OT Security leads by two points.
Palo Alto Networks OT Security4%#7 of 9
Forescout Vistaro Platform2%#8 of 9What the models said about Forescout Vistaro Platform
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of five in this category shown.
“Can be resource-intensive, pricing model may be complex, initial configuration can be challenging.” Qwen 3.7 Flash · negative prompt · soft negative
“Start by evaluating Forescout or Claroty” Claude Haiku 4.5 · paraphrase prompt · first choice
“Forescout offers deep packet inspection for IoT/OT protocol analysis combined with broad IoT/IT visibility in a single-vendor approach” Claude Haiku 4.5 · comparative prompt · alternative
“Forescout “$7,500/year base appliance/virtual deployment tier (~$15-$25/endpoint/year) 30-day virtual appliance evaluation license”” Muse Glimmer 30B · budget prompt · alternative
What the models said about Palo Alto Networks OT Security
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.
“consistently highlight expensive pricing (often the top con...), complex setup/configuration, and a steeper learning curve for OT teams” Grok 4.20 · negative prompt · soft negative
“Complex setup, steep learning curve, high cost, requires specialized expertise. May be overkill for small operations.” Qwen 3.7 Flash · negative prompt · soft negative
“Also noted as a "criticized challenger" with limited positive feedback in recent rankings” Mistral Small · negative prompt · soft negative
“OT appliances start at $2,200-$4,000 with bundles scaling to $7,000-$10,000, making this a more affordable entry point than enterprise solutions.” Claude Haiku 4.5 · budget prompt · first choice
“converged solutions from vendors like Microsoft, Palo Alto, or Claroty are increasingly preferred” Grok 4.20 · comparative prompt · first choice
“The Premium Choice: Palo Alto Networks ... The Trade-off: It is generally more expensive and has a steeper learning curve than Fortinet.” GLM 4.7 FlashX · direct prompt · alternative
Also compared
Microsoft Defender for IoT vs Forescout Vistaro PlatformMicrosoft Defender for IoT vs Palo Alto Networks OT SecurityClaroty xDome vs Forescout Vistaro PlatformClaroty xDome vs Palo Alto Networks OT SecurityNozomi Networks Guardian vs Forescout Vistaro PlatformNozomi Networks Guardian vs Palo Alto Networks OT SecurityFortinet OT Security Platform vs Forescout Vistaro PlatformFortinet OT Security Platform vs Palo Alto Networks OT SecurityArmis Centrix vs Forescout Vistaro PlatformArmis Centrix vs Palo Alto Networks OT SecurityTenable OT Security vs Forescout Vistaro PlatformTenable OT Security vs Palo Alto Networks OT SecurityAll twenty-eight head-to-head pages and the full ot/iot security standing
Comparisons are drawn for the top eight products in each category, each against each. The output is the models' output; nothing here is a recommendation by the index.