Trial in Florida: Murder threats against ex-partner — ChatGPT outputs incriminate defendant

Role of the AI in the proceedings

The investigation was conducted, according to the available sources, by the FBI. The federal agency took over the case in part because the threats were allegedly sent across multiple states. The responsible prosecutor's office in Florida based its charges both on the victim's statements and on digital traces.

According to the Palm Beach Post, one of three local media outlets that reported continuously on the trial, the defendant admitted to the ongoing contact with his ex-partner. A conviction for murder threats is a serious charge that typically carries multi-year prison terms under U.S. law.

Consequences for the workplace

The man's professional background was also addressed during the proceedings. According to the sources, he was most recently employed at the U.S. investment bank Goldman Sachs. The company fired the employee "after the case became known," as the available reports show.

Observers see the case as one of the first major criminal trials in which outputs from a commercial AI chatbot have played a central role as evidence. AI models such as ChatGPT generally store inputs for a limited time, but can be disclosed by court order. This raises the importance of the question of how platforms should handle information about planned violence in the future.

Significance for dealing with digital harassment

The defendant's defense had previously pointed out, among other things, that the persistent attempts to make contact had ultimately been admitted. The sources did not provide conclusive information about the exact sentence or the specific offenses for which the court convicted the man.

The case spotlights a growing problem area: digital harassment after breakups, often summarized in English as "post-separation harassment." Protection orders, changing phone numbers, and social networks often make it difficult for those affected to fully disengage. Police authorities advise in such cases to consistently document incidents and file complaints early.