What AI Max Means for Advertisers (and How to Use It Before Everyone Else)
Jennifer
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AI Max for Search is Google’s next evolution of Search advertising – combining keywordless targeting, automatically created assets, and smart landing-page selection to deliver more relevant ads. It’s currently rolling out globally, and early adopters are seeing up to 27% more conversions at similar CPA or ROAS.
If you run Google Ads, you’ve probably noticed a new setting called AI Max for Search.
It’s not a campaign type – it’s a new layer of automation that is meant to supercharge your existing Search campaigns.
It’s like the sweet spot between Performance Max’s automation and traditional Search’s control.
This blog breaks down what AI Max actually is, how it’s different from PMax, and what you can do now to stay ahead before everyone jumps on the bandwagon.
What Is AI Max for Search?
AI Max for Search brings the latest generation of Google AI into standard Search campaigns. It’s built around three main areas:
- Search Term Matching – expands reach beyond your manual keyword list using broad-match and keywordless intent signals.
- Automatically Created Assets (ACA) – rewrites or supplements your ad copy based on the user’s query and your landing-page content.
- Final URL Expansion – automatically sends users to the most relevant page on your site for their intent.
Makes me think of a DSA x PMax campaign!
All three of these points create AI-powered search ads that adapt dynamically to every query – even the ones you didn’t plan for.
And given that 15% of daily searches are brand-new and complex, multi-word queries are up 1.5Ă— year-on-year, that flexibility matters.
Why Google Built AI Max
Well, the way people search has changed.
People are using AI Overviews, voice, and image search more than ever. Queries are longer, more specific, and often phrased like questions – “best family-friendly resort in Cairns with breakfast included” rather than “Cairns hotel.”
Traditional keyword setups struggle to keep up.
That’s why AI Max uses intent-based targeting, letting Google’s machine learning understand what users mean, not just what they type.
For advertisers, that means broader reach without losing contextual accuracy – plus easier access to AI Mode and AI Overview ad placements rolling out globally in 2025.
AI Max vs Performance Max
They sound similar, but they serve different roles. Here’s the difference –
| Feature | AI Max for Search | Performance Max |
| Inventory | Search-only (text & Shopping ads) | All Google networks (Search, Display, YouTube, Discover) |
| Targeting | Keyword + keywordless (intent based) | Audience + asset group signals |
| Ad Copy | Automatically Created Assets (ACA) using Search data | Asset mix automation across channels |
| Landing Pages | Final URL Expansion (sends to best page) | Feed-driven or URL expansion for Shopping |
| Controls | Brand, location and negative keyword controls | Limited transparency, no keyword data |
| Reporting | Search term report with cost data | Asset-level performance only |
How to Enable AI Max for Search
You don’t need a new campaign – just switch it on inside your existing ones.
Here’s how to do it:
- Go to your Search campaign settings.
- Find the toggle for AI Max for Search (beta) and turn it on.
- Review the available features you can activate:
- Broad Match + Smart Bidding
- Automatically Created Assets (ACA)
- Final URL Expansion
- Maintain strong, high-quality headlines and descriptions – Google’s AI uses them as input, not replacements.
- Keep reviewing your Search Term Report to add negatives and fine-tune reach vs relevance.
Don’t forget though – your controls still matter. Over-restricting with too many exclusions limits AI Max’s learning. Give it room to explore but keep your brand safety list tight.
Key Controls to Use
- Negative Keyword Lists: Keep these clean and review/update weekly to maintain relevance without limiting reach.
- Asset Exclusions (coming soon): Prevent auto-generated headlines using restricted words.
- URL Exclusions: Control which pages AI Max can direct traffic to.
- Brand Controls: Apply inclusions or exclusions to ensure queries align with your brand terms.
These controls seem like Google’s way of giving advertisers back some of the transparency we lost when Performance Max first launched.
When to Use AI Max for Search
- You already run well-structured Search campaigns but want broader reach.
- You’ve maxed out branded and core keyword performance.
- You’re preparing for ads appearing in AI Overviews or AI Mode.
It’s not ideal for brand-new accounts or messy site structures – the AI depends on your existing assets, landing-page content, and conversion signals.
FAQs About AI Max for Search
What is AI Max for Search?
A new set of AI-powered settings that enhance Search campaigns with keywordless targeting, automatically created assets, and landing-page optimisation – driving more relevance and conversions.
How is AI Max different from Performance Max?
AI Max for Search focuses purely on Search inventory while keeping keyword-level transparency. Performance Max covers all channels but offers less control.
Final Thoughts
AI Max for Search isn’t here to replace your campaigns – it’s here to evolve them for how people actually search today.
If you’re running Google Ads, this update is your chance to stay a step ahead while everyone else plays catch-up