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Industry / Marketing
AI in Marketing
How leading brands are using AI to personalise at scale, create content faster, predict customer behaviour, and outperform competitors who are still doing it manually.
The numbers
$107B
AI in marketing market size by 2028 — growing at 28.6% CAGR [Grand View Research]
41%
Lift in revenue for companies that personalise marketing using AI vs those that don't [McKinsey]
6x
Faster content production rate for teams using AI writing assistance — per Salesforce marketing benchmark data [Salesforce]
AI in marketing isn't about replacing marketers. It's about enabling smaller teams to do what previously required large agencies and data science teams: personalise at scale, A/B test continuously, predict customer lifetime value, and produce content volume that would otherwise be impossible.
8 use cases
Personalisation at scale
AI analyses customer behaviour to personalise emails, product recommendations, and web content to individual preferences. Netflix's recommendation engine alone drives 80% of content watched.
Tools: Klaviyo, Braze, Salesforce Marketing Cloud
Content generation
AI writes first-draft blog posts, email campaigns, ad copy, social captions, and product descriptions. Marketers edit and approve rather than writing from scratch, multiplying output capacity.
Tools: Jasper, ChatGPT, Claude, Copy.ai
Predictive analytics
AI predicts which leads are most likely to convert, which customers are at churn risk, and which products to recommend. Prioritise sales effort on leads with highest probability.
Tools: Salesforce Einstein, HubSpot AI, 6sense
Ad optimisation
Google Performance Max and Meta Advantage+ use AI to automatically allocate budget, target audiences, and optimise creative combinations. Outperforms manual campaigns by 15-30% on ROAS.
Tools: Google Ads AI, Meta Advantage+, Smartly.io
SEO at scale
AI researches keywords, writes content briefs, and produces optimised first drafts. Teams that previously published 4 articles/month publish 20+ with AI assistance at equivalent or better quality.
Tools: Surfer SEO, MarketMuse, Semrush AI
Email optimisation
AI writes subject lines, personalises content blocks, predicts optimal send times per subscriber, and tests variations automatically. Lifts open rates 15-30% without additional human effort.
Tools: Klaviyo AI, Mailchimp AI, ActiveCampaign
Social media management
AI generates captions from URLs or briefs, suggests hashtags, repurposes content across formats, schedules optimal posting times, and monitors brand mentions for response opportunities.
Tools: Buffer AI, Hootsuite OwlyWriter, Sprout Social
Customer sentiment analysis
AI analyses customer reviews, support tickets, and social mentions to identify trends, emerging issues, and sentiment shifts — at a scale impossible with manual review.
Tools: Brandwatch, Sprinklr, Qualtrics XM
Brand examples
Coca-Cola
AI-generated ad campaigns
Coca-Cola partnered with OpenAI and Bain to create AI-generated video ads and personalised campaigns. Their "Masterpiece" campaign used AI to blend classic artworks with Coke imagery. Beyond creative: Coca-Cola uses AI for demand forecasting, reducing distribution costs by 15-20%.
500M+
Masterpiece video views
Spotify
AI-powered personalisation engine
Spotify's Discover Weekly and Daily Mix use AI to generate personalised playlists for 600M+ users. The recommendation algorithm analyses listening patterns, audio features, and collaborative filtering. Personalisation drives 31% of all streaming on the platform — a direct revenue driver.
31%
streams from AI recs
Sephora
AI beauty assistant and personalisation
Sephora's AI-powered Virtual Artist app lets customers try on products via AR. Their personalisation engine recommends products based on skin type, purchase history, and trending items. Customers using AI recommendations have 35% higher conversion rates than those who don't.
+35%
conversion rate
The pattern
The highest-ROI AI marketing investments are in personalisation infrastructure (email, web, recommendations) and content production assistance. Both have clear, measurable outcomes. The lowest ROI is in using AI to produce low-quality content at scale purely to hit volume targets — that approach is increasingly penalised by both platforms and customers.
FAQ
Does AI content perform worse in marketing campaigns?
Not if it's done well. Studies from Persado and Phrasee consistently show AI-generated email subject lines outperform human-written ones by 10-20% on open rates — because AI can test thousands of variants. The caveat: AI needs a strong brand voice guideline to maintain consistency. Undifferentiated AI copy is a race to the bottom. AI informed by your specific brand voice and customer data is a different matter.
What's the best AI tool for marketing teams?
For most marketing teams: Jasper ($49/mo) for collaborative content with templates, Claude for long-form content and strategy, and your email platform's native AI (Klaviyo, Mailchimp, HubSpot) for campaign personalisation. The integration matters — tools that connect to your existing stack provide more value than standalone AI tools that require copy-pasting.
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