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Data clean rooms · October 2026 Edition

AWS Clean Rooms vs Amazon Marketing Cloud

Two of fourteen models named AWS Clean Rooms first on the direct prompt; two named Amazon Marketing Cloud. AWS Clean Rooms was named by twelve of the fourteen models and Amazon Marketing Cloud by twelve and AWS Clean Rooms carries 42 labels and Amazon Marketing Cloud 24, so the shares are not directly comparable.

AWS Clean Rooms

accepted challenger

Named in one category this edition.

Amazon Marketing Cloud

accepted challenger

By Amazon, Seattle, United States, founded 1994. Named in one category this edition.

First-choice share15%14%Of first choices across the direct, paraphrase, budget and scale prompts, 0 to 100.
Negative rate7%17%Negative labels as a share of the product's labels, 0 to 100.
Rank in category#2#3A position in a field of 10; printed, not drawn.
Labels4224A count; the two differ.
The two percentage rows are drawn on one 0 to 100 track, AWS Clean Rooms reading right to left. Rank and label count are printed, not drawn.Snowflake Data Clean Rooms was named alongside these two in eleven of the fourteen direct answers. Snowflake Data Clean Rooms vs AWS Clean Rooms · Snowflake Data Clean Rooms vs Amazon Marketing Cloud · AWS Clean Rooms vs InfoSum

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 data clean rooms page.

By framing

How many of the fourteen models made each the first choice, per way of asking, and how many argued against it.
AWS Clean RoomsFirst choices, of fourteen modelsAmazon Marketing Cloud
Direct22
Paraphrase20
Comparative20
Budget-constrained551 against AWS Clean Rooms
Scale-constrained01
Negative002 against AWS Clean Rooms · 4 against Amazon Marketing Cloud
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, AWS Clean Rooms and Amazon Marketing Cloud were named in the same answer forty times, of the 142 answers naming AWS Clean Rooms and the 62 naming Amazon Marketing Cloud. In those answers Amazon Marketing Cloud took the first choice ten times and AWS Clean Rooms eight.

Every model, every framing

The eighty-four answers behind the chart above, one cell each: where AWS Clean Rooms and Amazon Marketing Cloud stood in it.
ModelDirectACAMParaphraseACAMComparativeACAMBudget-constrainedACAMScale-constrainedACAMNegativeACAM
Claude Haiku 4.5AM
GPT-5.4 miniACACACAMAC
Gemini 3.5 FlashAMACACAMACAMAM
Perplexity SonarACACACAC
Grok 4.1 FastACACACAMACAC
Mistral SmallACAC
DeepSeek V4 FlashACACACACAMACAM
Llama 4 MaverickAM
Qwen 3.7 FlashACAMAC
Kimi K2ACACAM
GLM 4.7 FlashXACAMACAMAC
MiniMax M2.5AMACACAM
GPT-6 LunaACACACAMACAM
Muse Glimmer 30BACAMACAM
AC AWS Clean RoomsAM Amazon Marketing CloudAC first choiceAC named as an alternativeAC argued againstblank: not namedEach cell is one answer, AWS Clean Rooms on the left and Amazon Marketing Cloud on the right.

The direct prompt

The plain question, one answer per model, grouped by where AWS Clean Rooms and Amazon Marketing Cloud stood in it.

AWS Clean Rooms first, Amazon Marketing Cloud not the choice

2 of 14 modelsAmazon Marketing Cloud was named in the answer but not as the choice, or not at all.
GPT-5.4 miniAWS Clean Rooms alternatives: Acxiom, Databricks Clean Rooms, Snowflake Data Clean Rooms
Grok 4.1 FastAWS Clean Rooms, Snowflake Data Clean Rooms alternatives: Decentriq, InfoSum, LiveRamp Clean Room

Amazon Marketing Cloud first, AWS Clean Rooms not the choice

2 of 14 modelsAWS Clean Rooms was named in the answer but not as the choice, or not at all.
Llama 4 MaverickAmazon Marketing Cloud
MiniMax M2.5Amazon Marketing Cloud alternatives: Deciq

Neither was the first choice, one was named

6 of 14 modelsThe answer put something else first and named one of the two as an alternative.
Gemini 3.5 FlashCrossbeam alternatives: Amazon Marketing Cloud, Google Ads Data Hub, Salesforce Data Cloud DCR, Snowflake Data Clean Rooms
Perplexity SonarSnowflake Data Clean Rooms alternatives: AWS Clean Rooms, InfoSum, LiveRamp Clean Room
DeepSeek V4 FlashOptable alternatives: AWS Clean Rooms, Snowflake Data Clean Rooms
GLM 4.7 FlashXSnowflake Data Clean Rooms alternatives: AWS Clean Rooms, Amazon Marketing Cloud, Google Ads Data Hub, Habu, LiveRamp Relate
GPT-6 LunaSnowflake Data Clean Rooms alternatives: AWS Clean Rooms, BigQuery Data Clean Rooms, LiveRamp Clean Room
Muse Glimmer 30BSnowflake Data Clean Rooms alternatives: AWS Clean Rooms, Amazon Marketing Cloud, Google Ads Data Hub, LiveRamp Data Collaboration Platform powered by Habu

Neither was named

4 of 14 modelsThe answer made no first choice from these two in this category.
Claude Haiku 4.5Databricks Clean Rooms, LiveRamp Safe Haven, Snowflake Data Clean Rooms alternatives: Apollo.io
Mistral SmallInfoSum alternatives: Decentriq, Habu, LiveRamp Clean Room
Qwen 3.7 FlashLiveRamp Clean Room alternatives: Google Ads, Meta Advanced Analytics, Snowflake Data Clean Rooms, The Trade Desk
Kimi K2Optable alternatives: Habu, Snowflake Data Clean Rooms

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
AWS Clean Rooms leads by twenty-one points.
AWS Clean Rooms26%#1 of 12
Amazon Marketing Cloud5%#5 of 12
The full small business standing →
Mid-marketThe figures above
AWS Clean Rooms leads by two points.
AWS Clean Rooms15%#2 of 10
Amazon Marketing Cloud14%#3 of 10
The full mid-market standing →
Enterprise
AWS Clean Rooms leads by eleven points.
AWS Clean Rooms11%#2 of 9
Amazon Marketing Cloud0%#8 of 9
The full enterprise standing →

What the models said about AWS Clean Rooms

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

“Pay-per-use (CRPU-hours); no free tier; costs can escalate quickly” Kimi K2 · budget prompt · hard negative
“Cloud-based (e.g., AWS Clean Rooms, Snowflake, Databricks) | Strong infrastructure, but integration complexity and variable TCO” Grok 4.1 Fast · negative prompt · soft negative
“Snowflake and AWS Clean Rooms get reasonable marks when properly configured — but watch for the cost/complexity pitfalls” DeepSeek V4 Flash · negative prompt · soft negative
“AWS Clean Rooms is often the safer default because the pricing is usage-based and there's no separate license to buy just to get started” GPT-5.4 mini · budget prompt · first choice
“AWS Clean Rooms is the top recommendation for most small businesses due to its pay-as-you-go pricing and free tier” Mistral Small · budget prompt · first choice
“Already on AWS → AWS Clean Rooms pay-as-you-go is the most budget-friendly entry point, no big upfront investment.” Muse Glimmer 30B · budget prompt · first choice

What the models said about Amazon Marketing Cloud

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

“Walled garden DCRs are incredibly powerful, but only within their own ecosystems. They are plagued by severe vendor lock-in.” Gemini 3.5 Flash · negative prompt · soft negative
“Walled Garden Clean Rooms (Google, Meta, Amazon) ... Why to be cautious: Vendor lock-in” DeepSeek V4 Flash · negative prompt · soft negative
“Amazon documents a 100-distinct-user threshold for certain first-party data analyses.” GPT-6 Luna · negative prompt · soft negative
“Amazon Marketing Cloud (AMC) seems particularly relevant if your company has significant Amazon advertising presence... it could be an accessible option for mid-market companies” MiniMax M2.5 · direct prompt · first choice
“set up Google Ads Data Hub or Amazon Marketing Cloud. It will teach your team how to work with clean room query logic without costing you a massive licensing fee.” Gemini 3.5 Flash · scale prompt · first choice
“If ad-focused, begin with free walled-garden DCRs (AMC/Google)—they solve 80% of needs without spend.” Grok 4.1 Fast · budget prompt · first choice
Also compared
Snowflake Data Clean Rooms vs AWS Clean RoomsSnowflake Data Clean Rooms vs Amazon Marketing CloudAWS Clean Rooms vs InfoSumAWS Clean Rooms vs Google Ads Data HubAWS Clean Rooms vs DecentriqAWS Clean Rooms vs Databricks Clean RoomsAWS Clean Rooms vs HabuAmazon Marketing Cloud vs InfoSumAmazon Marketing Cloud vs Google Ads Data HubAmazon Marketing Cloud vs DecentriqAmazon Marketing Cloud vs Databricks Clean RoomsAmazon Marketing Cloud vs HabuAll twenty-eight head-to-head pages and the full data clean rooms 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.