By Carolyn Laing, Managing Director at Future Factory

The UK advertising market grew 6.4% last year to reach 46.7 billion pounds and the IPA Bellwether showed a net balance of +7.3% of marketing spend revised upwards in Q1 2026. On paper, this is a good market. But speak to anyone actually running an agency and the picture is more complicated. Briefs are leaning more into project work, budgets and timelines are tighter and clients want proof of impact before they commit. Accountability is here to stay and it is reshaping what agencies need to be.

When you add AI to this context, it is no longer about tech deployment, it’s all about how agencies are positioning their tech adoption.

We’ve confused automation with intelligence

Here is the prevailing myth: AI does the work, so agencies need fewer people and clients should pay less for it. I hear this logic everywhere and I think it is fundamentally flawed, and too one dimensional.

The work AI can speed up, like sector scanning and research, was never the valuable part, it was the foundation. The valuable part is what you do with that intelligence. The insight you draw from it, the brief you build and the human creative magic it enables.

At The Future Factory, we deploy AI to get quicker and deeper insights about the verticals our agency clients are targeting. But it does not write our outreach, build our relationships or decide what matters.  

The new business agencies getting this wrong treat AI as a production line and use it to deliver more content, faster andcheaper. What they are producing is what the industry calls ‘AI slop’ and good clients can feel it immediately. When every touchpoint is automated, the thing that makes agency relationships so valuable, disappears entirely.

The honest budget conversation nobody is having 

Clients are becoming aware that AI is compressing certain timelines and some are drawing what seems like an obvious conclusion, that shorter timelines mean lower fees. I understand the logic, but it fundamentally misunderstands where the value sits. 

A discovery phase that used to take three weeks might now take three days. But those saved days free up a senior strategist for the interpretation, the judgement call and the creative leap. That is not necessarily a cost saving it is a reallocation of the fee budget to the more valuable parts of a campaign idea and plan.  

The agencies that will win this argument are the ones being transparent from the outset. They are actively showing clients where technology shortened a timeline and where the human expertise it freed up added real value. That turns AI from a budget-reduction tool into proof of innovation.

The model that actually drives growth has changed

The long-term retainer model is not dead, but it is less likely to be the starting point. You earn it. You win a project, demonstrate impact, build trust gradually and eventually become indispensable. 

The Bellwether data backs this up. Marketers are prioritising relationships where they can see a direct, measurable return. Prove it first, scale it second. 

The in-housing trend has added another layer to this. Large brands have built internal capability, which has changed the nature of what they need from external agencies. But it has not eliminated that need, it has concentrated it. Agencies are now called in for specialist expertise, for peak periods and for capabilities that cannot be maintained cost-effectively in-house all year round. That is a different kind of brief and it requires a different kind of pitch.

The agencies navigating this best are the independents, as by nature, they are nimble, entrepreneurial and genuinely collaborative. We’re seeing the big networks trying to position themselves as collections of specialist independents these days, which tells you everything about where the market has moved.

AI won’t replace your team, it will change what your team looks like

The narrative that AI is destroying agency jobs is largely driven by decisions that have nothing to do with AI. The tech companies that slashed headcount were correcting for reckless post-pandemic over-hiring and using AI as cover. That is a management failure, not a technology story. 

At a well-run agency, the question is not ‘how many people can AI replace?’ It is ‘how much more can my existing team achieve if I free them from less valuable tasks?’ The answer to the first leads you toward a smaller, cheaper, less capable agency. The answer to the second leads you toward a more efficient and higher-value one. Those are two very differentbusiness approaches.

Craft is the competitive advantage

The market is full of AI-generated content, AI-written outreach and AI-assembled strategies. It is becoming easier to produce something that looks like good work and harder to produce something that actually is good work. 

The agencies doubling down on craft are not treating it as a romantic idea but as a real differentiator. At Future Factory, we believe the personalised email from one of our team who has truly done their homework and shares a relevant and timely angle on behalf of one of our agencies, is going to win over a generic, ‘trying too hard’ AI piece.

Clients are asking more often in our new business meetingsand in pitches across our agency client base how we, and our clients are using technology to deliver better work.

In my opinion, the answer is not a list of AI tools, it is evidence that those tools are raising and enabling the quality of human work, not replacing it.