# Google Performance Max: how AI models rank it, September 2026

GTM AI Recommendation Index, September 2026 Edition. Named in 5 judge labels across 3 categories by 3 of 12 models. Page: https://gtm-ai-index.com/vendors/google-performance-max/

## Standing by category

| Category | Share | Rank | Negative rate | Labels |
|---|---|---|---|---|
| Programmatic and display advertising | 0% | 67 | 50% | 2 |
| Video advertising | 0% | 120 | 100% | 2 |
| Search and social advertising platforms | 0% | 87 | 0% | 1 |

## And against it

- "Walled gardens without controls: Google/Amazon if not using strict filters (e.g., Performance Max hides MFA)" (Grok 4.1 Fast, Programmatic)
- "These sites show up across open auctions, Performance Max, CTV, and some partner networks" (DeepSeek V4 Flash, Video ads)
- "While popular, these can be vulnerable to fraud and poor placement" (GLM 4.7 FlashX, Video ads)

## The company

Google Search; https://google.com; United States; founded 1997. From Wikidata, fetched 2026-09-14.

## Record

- Method: https://gtm-ai-index.com/methodology/
- Raw judge labels and full responses: https://gtm-ai-index.com/data/
- License: CC BY 4.0. Cite as GTM AI Recommendation Index, September 2026 Edition, gtm-ai-index.com.