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AI SOC agents · October 2026 Edition

SentinelOne Purple AI vs Microsoft Security Copilot

Two of fourteen models named SentinelOne Purple AI first on the direct prompt; zero named Microsoft Security Copilot. SentinelOne Purple AI was named by eleven of the fourteen models and Microsoft Security Copilot by ten and both carry 14 labels, so the shares below are directly comparable.

SentinelOne Purple AI

accepted challenger

Named in two categories this edition.

Microsoft Security Copilot

accepted challenger

Named in three categories this edition.

First-choice share4%2%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.

Negative rate7%7%Negative labels as a share of the product's labels, 0 to 100.

Rank in category#3#7A position in a field of 8; printed, not drawn.

Labels1414Equal, which is what makes the shares comparable.

The two percentage rows are drawn on one 0 to 100 track, SentinelOne Purple AI reading right to left. Rank and label count are printed, not drawn.Radiant Security was named alongside these two in twelve of the fourteen direct answers. Dropzone AI vs SentinelOne Purple AI · Dropzone AI vs Microsoft Security Copilot · Radiant Security vs SentinelOne Purple AI

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 AI SOC agents page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.

SentinelOne Purple AIFirst choices, of fourteen modelsMicrosoft Security Copilot

Direct20

Paraphrase00

Comparative001 against SentinelOne Purple AI · 1 against Microsoft Security Copilot

Budget-constrained01

Scale-constrained00

Negative00

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 October 2026 Edition, SentinelOne Purple AI and Microsoft Security Copilot were named in the same answer twenty times, of the 36 answers naming SentinelOne Purple AI and the 56 naming Microsoft Security Copilot. In those answers Microsoft Security Copilot took the first choice one time and SentinelOne Purple AI zero.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where SentinelOne Purple AI and Microsoft Security Copilot stood in it.

Model	DirectMS	ParaphraseMS	ComparativeMS	Budget-constrainedMS
Claude Haiku 4.5
GPT-5.4 mini			MS
Gemini 3.5 Flash
Perplexity Sonar			MS
Grok 4.1 Fast	MS		MS
Mistral Small
DeepSeek V4 Flash			MS
Llama 4 Maverick
Qwen 3.7 Flash
Kimi K2
GLM 4.7 FlashX	MS
MiniMax M2.5
GPT-6 Luna	MS		MS	MS
Muse Glimmer 30B		MS

SentinelOne Purple AIMS Microsoft Security Copilot

first choice

named as an alternative

argued againstblank: not namedEach cell is one answer, SentinelOne Purple AI on the left and Microsoft Security Copilot on the right.

The direct prompt

The plain question, one answer per model, grouped by where SentinelOne Purple AI and Microsoft Security Copilot stood in it.

SentinelOne Purple AI first, Microsoft Security Copilot not the choice

2 of 14 modelsMicrosoft Security Copilot was named in the answer but not as the choice, or not at all.

Mistral SmallRadiant Security, SentinelOne Purple AI

Qwen 3.7 FlashSentinelOne Purple AI alternatives: Radiant Security

Neither was the first choice, one was named

4 of 14 modelsThe answer put something else first and named one of the two as an alternative.

Grok 4.1 FastDropzone AI, Prophet Security, Radiant Security alternatives: Arctic Wolf, Huntress Managed EDR, Microsoft Security Copilot

Llama 4 MaverickRadiant Security alternatives: SentinelOne Purple AI

GLM 4.7 FlashXRadiant Security, UnderDefense MAXI AI SOC alternatives: Dropzone AI, Microsoft Security Copilot, Torq

GPT-6 LunaDropzone AI alternatives: Microsoft Security Copilot, Prophet Security, Torq

Neither was named

8 of 14 modelsThe answer made no first choice from these two in this category.

Claude Haiku 4.5Radiant Security alternatives: Conifers CognitiveSOC, Dropzone AI, Stellar Cyber Open XDR

GPT-5.4 miniTorq AI SOC Platform alternatives: CrowdStrike Falcon, Google Security Operations, Panther

Gemini 3.5 FlashDropzone AI alternatives: Intezer AI SOC, Prophet Security, Radiant Security

Perplexity SonarRadiant Security alternatives: Dropzone AI, Stellar Cyber Open XDR

DeepSeek V4 FlashRadiant Security, UnderDefense alternatives: Dropzone AI, Microsoft Security Copilot + Sentinel

Kimi K2Radiant Security alternatives: Dropzone AI, Stellar Cyber Open XDR, UnderDefense Agentic AI SOC

MiniMax M2.5UnderDefense MAXI AI SOC alternatives: Radiant Security

Muse Glimmer 30BRadiant Security, UnderDefense

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

Microsoft Security Copilot leads by two points.

Microsoft Security Copilot#8 of 11

SentinelOne Purple AI#– of 11

The full small business standing →

Mid-marketThe figures above

The order flips: SentinelOne Purple AI leads at mid-market.

SentinelOne Purple AI#3 of 8

Microsoft Security Copilot#7 of 8

The full mid-market standing →

Enterprise

The order flips: Microsoft Security Copilot leads at enterprise.

Microsoft Security Copilot#4 of 10

SentinelOne Purple AI#10 of 10

The full enterprise standing →

What the models said about SentinelOne Purple AI

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Three of three in this category shown.

“I'm being a bit more cautious here because the comparison pages are vendor-curated and can be marketing-heavy.” GPT-5.4 mini · comparative prompt · soft negative

“frequently cited as the top choice for mid-market organizations because its pricing model does not scale with the number of alerts generated” Qwen 3.7 Flash · direct prompt · first choice

“SentinelOne Purple AI is highly recommended for mid-market to enterprise SOCs” Mistral Small · direct prompt · first choice

What the models said about Microsoft Security Copilot

Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Four of five in this category shown.

“assists with queries but more copilot-like than fully agentic” Grok 4.1 Fast · comparative prompt · soft negative

“Best low-budget pick: Microsoft Security Copilot—if your company already has Microsoft 365 E5 or E7.” GPT-6 Luna · budget prompt · first choice

“If your stack is fully Microsoft, this is the most seamless option—but it's more of a prompt-based assistant with growing autonomy” DeepSeek V4 Flash · comparative prompt · alternative

“Pick Microsoft Security Copilot or CrowdStrike Charlotte AI if your SOC already standardizes on those ecosystems.” Perplexity Sonar · comparative prompt · alternative

Also compared

Dropzone AI vs SentinelOne Purple AI Dropzone AI vs Microsoft Security Copilot Radiant Security vs SentinelOne Purple AI Radiant Security vs Microsoft Security Copilot SentinelOne Purple AI vs Prophet Security SentinelOne Purple AI vs Torq SentinelOne Purple AI vs Intezer AI SOC Prophet Security vs Microsoft Security Copilot Torq vs Microsoft Security Copilot Intezer AI SOC vs Microsoft Security Copilot All twenty-one head-to-head pages and the full AI SOC agents 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.