McDonald's drive-thru AI is getting roasted on TikTok

Pulling up to a drive-thru to grab a vanilla ice cream and a cup of water sounds simple enough, until the screen in front of you insists you ordered two servings of butter and four ketchup packets.

That exact scene played out in a viral TikTok recently, as fast-food fans took to social media to roast McDonald's ongoing experiments with AI-powered voice bots in its drive-thru lanes.

When a sweet tea turns into nine sweet teas

TikTok creator @themaddivlog captured her exasperation after repeatedly asking the bot for water and ice cream, only to watch the digital menu add condiments instead. After fighting with the robot, she threw her hands up and declared she was officially done.

She was not alone. Another creator racked up roughly 97,000 views explaining how a bot turned her single sweet tea into an order of nine.

In another viral clip, a customer could be heard snorting with laughter while shouting stop at the speaker, only to watch the digital board rack up an avalanche of McNugget meals totaling over $250.

Creator @That_usa_guy_ hit a different wall. When he tried to order a Mountain Dew, the bot swapped it for a medium Coke without asking. When he attempted to dispute the swap, the bot simply plowed ahead and read out the checkout total until he canceled the order entirely and got handed off to a human crew member.

Fast food is desperate to automate

McDonald's has actually been testing AI ordering tech in drive-thru lanes since 2019. It also uses automated menu boards that suggest add-ons based on trending items or weather, though it remains unclear how many locations currently use the voice bots.

McDonald's did not respond to requests for comment, but it is hardly the only brand testing the waters. Facing ongoing labor shortages, chains like Sonic, Taco Bell, Popeyes, Panera Bread, and Checkers & Rally's are all trying out drive-thru bots.

Chipotle already uses automated systems for phone orders and has been testing a robotic fry cook in California. McDonald's even opened an almost entirely automated test location in Texas last year featuring food conveyor belts and pickup shelves.

Why it matters

The whole point of a drive-thru is speed and convenience, but right now these bots seem to be delivering the exact opposite. When a customer has to spend five minutes arguing over ketchup packets before a human worker takes over anyway, the entire efficiency pitch falls apart.

Drive-thru lanes are notoriously hostile environments for speech recognition. Between rumbling engines, street noise, accents, and customers naturally changing their minds mid-sentence, traditional conversational bots simply lack the robustness to handle edge cases.

We think the fast-food industry's rush toward voice automation makes complete business sense given wage pressures and staffing crunches. But pushing half-baked voice interfaces into public lanes without seamless human fallback risks turning a time-saving feature into an infuriating brand meme.