3 things October's GWI data tells marketers about AI, podcasts and trust

October's GWI Zeitgeist data explains why both shifts matter for brands, and what podcast audiences now expect before they trust one.

1. AI has become a research tool, and Google still matters

The clearest signal is what people use AI for. UK respondents mainly use AI tools to get answers to questions (41.6%) and to research or find information (40.3%). Writing or editing (19.2%), work productivity (18.7%) and shopping recommendations (12.6%) trail well behind. Research outweighs shopping by more than three to one, so AI's influence today sits in discovery and consideration, long before anyone buys.

ChatGPT leads the tools people use, followed by Google Gemini and Microsoft Copilot, which makes AI visibility a question across several platforms. Adoption still has plenty of headroom: 30.6% use AI for personal tasks a few times a week, 11% daily and 9% several times a day. At the other end, 23.2% use it less than weekly and 26.1% never use it at all.

AI belongs in the search plan, alongside the channels that already work. SEO, paid search, content and digital PR remain the core of a search strategy, and how your brand appears in organic AI answers needs assessing alongside them. To find out whether your brand is part of those answers, our guide to AI shortlists shows where to start.

2. Podcasts now reach well beyond the episode

For 58% of UK podcast audiences, engagement stops at listening or watching. Beyond the episode itself, social media and short-form video are the strongest touchpoints: 22.4% follow podcast hosts on social media and 21.4% watch short clips outside the main show. Communities or comments engage 11.2%, and 9.2% have attended or would attend a live event.

That turns a podcast partnership into a content engine. One recording can feed short-form video on TikTok, Reels and Shorts, LinkedIn posts, quote-led creative and email, reaching people who may never hear the full episode. The episode is still the core of the partnership, as most listeners stop there, but each extension gives the content another chance to work. Brands that judge a partnership on episode listens alone will undervalue it.

3. Trust decides who wins, and AI raises the bar

Podcast advertising works differently from display or radio because it borrows the trust between a host and their audience. That trust only transfers when brand, host and audience feel naturally aligned, and listeners judge a promotion on fit before reach. 31.5% say a promotion feels authentic when the brand is relevant to the show's topic, and 28.9% when the host genuinely uses the product. Clear disclosure of the paid relationship matters to 23.7%, and a long-term partnership to 19.8%. The rule for brands is simple: pick the show for its audience and fit, then let the host talk about the product in their own words.

AI use is now part of that trust: 76% say it's important for podcasts to disclose when AI is used in production, including 48% who say it's very important. AI can speed up editing, transcription, research, translation and repurposing, but audiences expect to be told, and the human connection is still what keeps them listening. The question for brands and producers is how far AI can go before the content loses the qualities people came for.

What this means for brands

• Treat AI as part of search. Track how your brand appears across ChatGPT, Gemini and Copilot alongside your Google performance.

• Answer the questions customers ask. Publish clear, authoritative content on the topics people research with AI.

• Choose podcast partners for fit. Prioritise audience alignment and genuine product use over audience size, and give hosts room to speak naturally.

• Plan beyond the episode. Build clips, social posts and community activity into the partnership from the start, and measure the whole ecosystem.

• Be open about AI. Set clear disclosure standards for AI-assisted content before your audience has to ask.

Visibility now has to be earned in more places

Discovery now happens across search engines, AI assistants, social feeds and the creators people follow. Visibility has to be earned in each of those places, and trust is what carries a brand between them. For podcasts, that means adapting each episode across platforms without weakening the trust that made it work.

If you'd like to talk through what October's data means for your search, content or partnership plans, speak to our team.

Source: GWI Zeitgeist, October 2026, UK market. Sample size 2.02K, representing an estimated 55.18M adults.