Two of fourteen models named Amazon Marketing Cloud first on the direct prompt; zero named Google Ads Data Hub. Amazon Marketing Cloud was named by twelve of the fourteen models and Google Ads Data Hub by twelve and Amazon Marketing Cloud carries 24 labels and Google Ads Data Hub 28, so the shares are not directly comparable.
By Amazon, Seattle, United States, founded 1994. Named in one category this edition.
By Google, Mountain View, California, United States, founded 1998. Named in one category this edition.
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.
Across every category in the October 2026 Edition, Amazon Marketing Cloud and Google Ads Data Hub were named in the same answer fifty-three times, of the 62 answers naming Amazon Marketing Cloud and the 72 naming Google Ads Data Hub. In those answers Google Ads Data Hub took the first choice two times and Amazon Marketing Cloud one.
| Model | DirectAMGA | ParaphraseAMGA | ComparativeAMGA | Budget-constrainedAMGA | Scale-constrainedAMGA | NegativeAMGA |
|---|---|---|---|---|---|---|
| Claude Haiku 4.5 | AMGA | |||||
| GPT-5.4 mini | AMGA | |||||
| Gemini 3.5 Flash | AMGA | AMGA | AMGA | AMGA | ||
| Perplexity Sonar | ||||||
| Grok 4.1 Fast | AMGA | |||||
| Mistral Small | ||||||
| DeepSeek V4 Flash | AMGA | AMGA | ||||
| Llama 4 Maverick | AM | |||||
| Qwen 3.7 Flash | AMGA | |||||
| Kimi K2 | AMGA | |||||
| GLM 4.7 FlashX | AMGA | AMGA | GA | |||
| MiniMax M2.5 | AM | AMGA | ||||
| GPT-6 Luna | AMGA | AMGA | ||||
| Muse Glimmer 30B | AMGA | AMGA |
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.
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
Every negative label with a quote, up to three, then the highest-weighted positives, up to three. Six of eight in this category shown.
“Platform-owned environments such as Google Ads Data Hub, Amazon Marketing Cloud and Meta’s PET-based collaborations are widely adopted but raise lock-in, portability and conflict-of-interest questions.” Muse Glimmer 30B · negative prompt · soft negative
“Google Ads Data Hub and Amazon Marketing Cloud can be useful for analysis within their respective ecosystems, but don’t assume they provide a neutral view across all media.” GPT-6 Luna · negative prompt · soft negative
“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
“Crawl (The Low-Risk Start): Start with walled gardens. If 60% of your ad budget goes to Google or Amazon, set up Google Ads Data Hub or Amazon Marketing Cloud.” Gemini 3.5 Flash · scale prompt · first choice
“start with the free walled-garden options (Google, Amazon, Meta) depending on where you advertise most” MiniMax M2.5 · budget 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
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.