A widow from San Jose lost nearly $1 million to a romantic “pig butchering” scheme, and only ChatGPT warned her about the scam

ChatGPT helped expose a $1 million cryptocurrency scam

09.12.2025 - 09:10

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4 min

Key points:

  • The victim transferred nearly $1 million to scammers after falling victim to an online romance scam and a fake cryptocurrency platform.
  • ChatGPT recognized the signs of a “pig butchering” scheme and advised her to contact the police.
  • Regulators are seeing an increase in scams based on personal relationships.

A San Jose resident fell victim to a “pig butchering” scheme, a type of crypto fraud in which attackers build long-term romantic relationships to steal money. The woman lost nearly $1 million before artificial intelligence told her that she was likely dealing with scammers.

The scammer, who introduced himself as “Ed,” met Margaret Loke on Facebook. Their communication quickly moved to WhatsApp, where he sent her daily messages, creating the illusion of an emotional connection. Soon, the conversations shifted to investing in cryptocurrency.

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How the scammers operated

According to Loke, “Ed” showed her screenshots of profitable trades, convincing her to invest increasingly larger sums. She started with $15 000, then transferred more than $490 000 from her retirement account, and later took out a second mortgage for $300 000. In total, she sent the scammers about $1 million.

When her “investment account” was allegedly frozen, the scammer demanded another $1 million to “unlock” it. That’s when Loke decided to ask ChatGPT if the scheme was legitimate.

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How ChatGPT saved the day

The AI immediately warned that the description matched known fraud schemes and advised her to contact the police. This was a turning point: Loke stopped communicating with the scammers, and the police later determined that the money had gone to accounts in Malaysia, from where it was withdrawn by the criminals.

The rise of global crypto crime

International regulators are seeing a rise in large-scale crypto scams: Interpol has officially declared crypto fraud part of a transnational criminal network, noting that scam centers use forced labor, fake job postings, and complex laundering schemes involving stablecoins and cross-chain transactions.

Major arrests are taking place in various countries: in Spain, blogger Álvaro Romillo has been detained on charges of creating a $300 million Ponzi scheme, while in Australia, 55 people have been arrested and nearly $38 million in crypto assets seized as part of an operation involving the FBI.

India also conducted one of the largest AML operations, seizing $286 million in cryptocurrency and arresting the organizer of the OctaFX Ponzi scheme, which operated through an international network of companies. Taken together, these cases demonstrate how crypto fraud is evolving into a multi-layered global industry spanning dozens of jurisdictions.

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