Research

Refund fraud statistics for restaurants (2026)

What we know about AI-edited complaint photos, the refund rules delivery apps write into their contracts, what refunds cost a restaurant, and why an AI detector alone isn’t enough. Every figure links to its source: use them, and cite them.

Figures checked against their sources on 25 September 2026.

It’s already happening in Romania

  • 40 lei

    A Cluj-Napoca pizzeria refunded 40 lei for an AI-made “burnt pizza” photo, and about three weeks later the same customer sent the identical photo again.

    Digi24, 26 November 2025 · OECD.AI Incidents Monitor, 26 November 2025

  • 1–2 a year

    …is how many complaints a pancake shop says it used to get. Now it can’t keep up. The platforms call these refunds rare incidents.

    Știrile ProTV, 26 November 2025

Around the world

  • 310,000+

    malicious compensation claims intercepted in a year by Meituan’s merchant-side AI, preventing ¥86.71 million in losses. It also flags the same claim photo reused by different users.

    Meituan, 9 June 2026

  • 5%

    rise in cake-damage complaints reported by Zomato’s CEO, driven by AI-edited photos.

    Analytics Insight, 8 January 2026

  • $26.60

    in credits a US customer said he got for a Photoshopped raw-chicken photo. DoorDash’s answer: “not worth a permanent ban”.

    TODAY, 20 February 2026

  • UK

    Food-safety consultancy Food Alert says AI is being used to fabricate complaints and to intimidate food businesses.

    Startups.co.uk, 16 June 2026

What the platforms’ own terms say

  • +30%

    Glovo’s Romanian partner terms let it charge the restaurant the full cost of an incomplete, wrong or poor-quality order plus a penalty of up to 30% of the product value (§4.1 f). Commission is calculated without deducting refunds (§3.1 ii), and a complaint must be filed within one calendar month (§4.1 g).

    Glovo, June 2025

  • §5.7

    Bolt may refund the customer at its own discretion and claim the compensation from the restaurant; partners that keep receiving complaints can be suspended.

    Bolt, December 2022

  • 2 weeks

    Wolt compensates customers “in its sole, reasonable discretion” out of merchant payouts, and payout errors must be raised within two weeks (EU/Poland version of its merchant terms).

    Wolt, 17 April 2026

What refunds cost

  • 6%

    net profit margin of Romanian hotels and restaurants in 2025, the lowest since the pandemic. At 6%, one refunded order wipes out the profit of about 17 orders.

    Revista Biz, 4 August 2026

  • 2.5–3%

    of US restaurant operators’ revenue is caught up in disputes with delivery providers: about 20% of their delivery profit, according to the CEO of a dispute-recovery company.

    Restaurant Business, 5 April 2024

  • ~30%

    of refund claims are fraudulent, by Deliverect’s estimate (a vendor figure).

    Deliverect, 15 May 2025

  • 27%

    of shoppers in Ravelin’s 2026 survey of 6,282 people admit to abusing refunds (all retail, not only food).

    Retail Technology Innovation Hub, 21 September 2026

  • ~50%

    of consumers say they use generative AI to help write return or refund claims (2,091 consumers in seven countries, 2026).

    Business Wire (Riskified), 22 June 2026

  • 5–9%

    more revenue for an independent restaurant from one extra star on Yelp.

    Harvard Business School (Michael Luca), March 2016

Why a detector alone isn’t enough

  • 91% → 55%

    is how far state-of-the-art detectors fell when only the edited region was swapped: close to a coin toss. A score on its own is not enough evidence.

    arXiv (Nebioglu, Bilgiç, Popescu), 30 January 2026

  • < 50%

    of fake damage in refund evidence was caught by most multimodal AI models tested in FraudBench, while specialised detectors flagged some genuinely damaged items.

    arXiv (Yan et al.), 9 May 2026

Cite this page

Journalists, researchers and fellow restaurateurs are welcome to use these figures. Please cite the original sources above, and link here for the collection:

FraudBite (2026). Refund fraud statistics for restaurants (2026). https://fraudbite.com/en/refund-fraud-statistics

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