Google AI Max Is Replacing Dynamic Search Ads: What D2C Brands Should Do

If you run Google Search for a D2C brand, one of your most reliable campaign types is about to disappear. Google is retiring Dynamic Search Ads (DSA) and folding them into a new format it calls AI Max for Search. For a channel that quietly captures your highest-intent buyers, that's not a change to sleep through — a botched transition can turn a profitable Search campaign into a budget drain in a fortnight.

The good news: you have more runway than the first headlines suggested, and AI Max is genuinely useful when you fence it in. This is what's actually changing, the corrected timeline, and the setup we'd use before letting it touch a rupee of a client's Search budget.

What AI Max actually is

AI Max isn't a brand-new campaign type you build from scratch. It's a bundle of AI features that sits on top of a standard Search campaign and widens how Google matches your ads to queries. According to Google's Ads & Commerce blog, it combines your existing inputs — your ads and website content — with richer signals to find searches your keywords would miss.

Three features do the heavy lifting:

Search term matching

This goes beyond your keyword list to surface relevant queries you never added, closer to how Performance Max finds demand. It's the reach engine — and the part that needs the tightest leash.

Text customisation

Google adapts your headlines and descriptions to better fit the specific query, drawing on your landing pages. Helpful for coverage, but it means your ad copy is no longer entirely fixed.

Final URL expansion

Instead of always sending traffic to the URL you set, AI Max can route a searcher to a more relevant page on your site. Powerful for a large catalogue — dangerous if you sell across very different categories and don't exclude the wrong pages.

The timeline everyone got wrong

The first wave of coverage said DSA would auto-upgrade in September 2026. Google then extended it. Here's the accurate picture from Google's own announcement: campaigns still using Dynamic Search Ads now begin auto-upgrading to AI Max in February 2027. Two other legacy features — Automatically Created Assets and campaign-level broad match — still auto-upgrade in September 2026.

That matters because it changes your urgency. You're not being forced onto AI Max this quarter for your DSA campaigns; you have until early 2027. But the smart move isn't to wait passively — it's to test AI Max on your own terms well before the deadline, so you learn its quirks on a small budget instead of during a forced migration.

Does it actually perform better?

Google reports that AI Max for Search campaigns see, on average, 7% more conversions or conversion value at a similar CPA or ROAS when brands use the full feature suite compared with using search term matching alone. That's Google's own figure, so treat it as a directional promise rather than a guarantee — but a 7% efficiency lift on high-intent Search traffic is worth a controlled test for most D2C accounts.

The catch is in the phrase "full feature suite." The upside comes from turning everything on, which is also what exposes you to wasted spend if you skip the guardrails. AI Max rewards brands that pair the automation with discipline and punishes those that treat it as a set-and-forget button.

The guardrails to switch on before you scale

The mistake we see brands make with any Google AI product is trusting the automation and ignoring the controls. AI Max gives you real controls — use them from day one.

Brand controls

Decide whether AI Max can show on branded searches, and add brand exclusions so you're not paying premium prices to appear on queries you'd win organically anyway. This alone protects a meaningful slice of budget.

URL exclusions and expansion limits

If final URL expansion is on, exclude pages that should never receive paid traffic — your blog, policy pages, out-of-stock lines, checkout. For a multi-category store, keep expansion pointed only at commercial pages that convert.

Location and negative-keyword discipline

Set location targeting deliberately, and bring a robust negative-keyword list. Search term matching will find new queries, and some will be junk — informational searches, wrong-intent terms, competitor-adjacent noise. Review the search-terms report weekly and prune hard, exactly as you would on a healthy Shopping or PMax account.

How Indian D2C brands should measure it

The reporting trap with any AI campaign is judging it on the number Google shows you. Since privacy changes reshaped attribution, in-platform ROAS flatters automated campaigns because they claim credit for demand you'd have captured anyway — branded searches, returning buyers. Two numbers keep you honest:

1. New-customer ROAS — is AI Max bringing genuinely incremental buyers, or recycling people already in your funnel? Use Google's new-customer acquisition settings to see the split.
2. Search-term quality — are the new queries AI Max surfaced actually relevant and commercial, or is it padding volume with cheap, low-intent clicks?

If new-customer ROAS holds and the search terms look clean, AI Max is earning its place. If ROAS looks great in-platform but blended revenue isn't moving, the campaign is claiming credit, not creating sales. This is the same measurement discipline that separates profitable Google accounts from ones that merely look busy — the kind of full-funnel performance marketing rigour we apply to every client's Search and Shopping spend.

Core AI Max Features And Your DSA Migration Checklist

Google AI Max is a set of search-campaign features that brings Performance Max-style automation into keyword-based campaigns, and it's the natural home for advertisers moving off Dynamic Search Ads. Three features do the heavy lifting. Search-term matching uses AI to find relevant queries beyond your exact keyword list, similar to how DSA crawled your site but with broader intent understanding. Asset optimisation automatically generates and tests headlines and descriptions tuned to each query. Final URL expansion sends users to the most relevant landing page on your site rather than a fixed destination.

A clean DSA-to-AI Max migration checklist:

• Audit which DSA targets and page feeds actually drove conversions before switching.
• Enable AI Max on your best-performing Search campaigns first, not the whole account.
• Port your existing negative keyword lists so AI Max doesn't wander into irrelevant queries.
• Set URL exclusion rules to keep expansion off checkout, account, and out-of-stock pages.
• Keep conversion tracking and value rules clean so the AI optimises toward profit, not just clicks.
• Watch search-term reports closely for the first few weeks.

Why Keywords, Negatives And Search Reporting Still Matter

AI Max automates a lot, but it doesn't make keywords, negatives, or Search reporting obsolete, it makes them more important as guardrails. Your keywords still anchor intent. They tell the system which themes matter and seed the match expansion; a campaign with a thoughtful keyword structure gives AI Max a far better starting point than an empty one.

Negatives are how you keep automation profitable. Because search-term matching reaches beyond your explicit list, it will occasionally pull in irrelevant, informational, or competitor queries. A maintained negative list, reviewed weekly at first, stops budget leaking into terms that never convert for a D2C brand.

Search-term reporting remains your visibility into what the AI is actually doing. Check it to confirm expansion is landing on commercial intent, to catch the brand-versus-generic mix, and to feed new negatives back in. For Indian accounts especially, watch for regional-language and transliterated queries that may or may not fit your catalogue. Treat AI Max as a co-pilot: it flies, but you still read the instruments and set the boundaries.

A safe adoption plan

You don't need to gamble the whole account. A controlled rollout:

• Week 1 — pick one mid-performing Search campaign. Enable AI Max with brand exclusions, URL exclusions and location controls set tight.
• Weeks 2–3 — review the search-terms report every few days; add negatives aggressively. Watch CPA and new-customer share, not just conversions.
• Week 4 — compare against a matched DSA or standard Search campaign on blended and new-customer ROAS.
• Then decide — if it wins cleanly, expand to more campaigns ahead of the 2027 auto-upgrade. If it doesn't, keep refining controls; you still have runway.

The brands that come out ahead of the AI Max transition won't be the ones who resisted it or the ones who flipped everything on blindly. They'll be the ones who tested early, kept the guardrails tight, and measured on incrementality. Get those three right and AI Max becomes a quiet efficiency gain on your best-intent traffic — not a scramble when the auto-upgrade lands in February 2027.

Sources: Google Ads & Commerce blog, "Dynamic Search Ads are upgrading to AI Max" (timeline, feature set, and the average 7% conversions/conversion-value figure for the full AI Max suite versus search term matching alone).