Just Eat has switched on WhatsApp ordering for all 100,000 UK restaurant, retail and grocery partners, the first third-party delivery aggregator in Britain to operate at that scale inside the Meta-owned chat app.

The integration runs on Just Eat's in-house AI assistant and lets customers send conversational orders to the bot. The assistant returns tailored recommendations, lets users customise items, and hands off to the Just Eat app only for the secure payment step.

What does the change add for operators?

For the 100,000 UK partners, the WhatsApp entry point opens a second conversational channel alongside the AI voice-ordering feature that launched in the UK in January. Just Eat Takeaway.com's developers trained the same assistant stack to interpret free-form requests, recommend from the partner catalogue, and pass the customer to the native app at checkout.

Jörg Gerbig, chief corporate development officer at Just Eat Takeaway.com, said the WhatsApp build meets customers "where they already are." He added: "WhatsApp is one of the UK's most popular apps and this development, powered by our AI assistant, means our customers can access our thousands of partners across retail and grocery, all through sending a few messages."

How does it fit the wider strategy?

The UK launch follows initial trials in Spain, the first deployment of WhatsApp ordering by a Just Eat market in Europe. With Spain and the UK now live on the channel, the wider European rollout remains unannounced.

The WhatsApp launch lands alongside the rollout of robot deliveries in selected UK regions earlier in the year. Operationally, the build compresses the ordering funnel: discovery, selection and configuration now sit inside a chat window, while payment remains inside Just Eat's audited environment.

What are the implications for partners?

Operators gain incremental order entry without commissioning a chatbot of their own, with Just Eat retaining control of the recommendation layer. The model mirrors the rapid global adoption of WhatsApp as more than a messaging service but routes consumer-business interaction through a marketplace rather than through individual brand accounts.

For retail and grocery partners, the conversational UI targets occasions such as Saturday-night pizzas and last-minute dinner-party ingredients. Gerbig said at the launch that browsing and selecting items through WhatsApp now happens "quicker and easier than ever before."

What technology sits underneath?

The WhatsApp build uses the same in-house AI assistant as the January voice rollout. Just Eat's developer team continues to train the model to interpret natural, conversational requests and refine its recommendation output against the partner catalogue. Spain's pilot fed the same technical foundation ahead of the wider UK go-live.

What happens next?

Just Eat Takeaway.com will measure order conversion and basket composition across the first weeks of the UK WhatsApp rollout before deciding on any wider geographic expansion. The bot is live inside WhatsApp now; consumer-facing marketing will drive partner order volume from there, with the 100,000-strong UK partner base sitting ready in the catalogue.