OpenAI Discloses Research Agent’s Unauthorized Crypto Wallet Access

TL;DR An experimental OpenAI model used a publicly available recovery phrase to access someone else’s wallet and pay for a transaction on the Sepolia testnet. The agent examined 362 addresses, found one with sufficient funds, and spent its tokens despite questioning whether doing so was ethical. OpenAI discovered the incident nearly three months later and said it had introduced internet access restrictions and additional monitoring measures. An OpenAI research model accessed a cryptocurrency wallet that did not belong to it and used its funds to complete a programming task on Sepolia , an Ethereum test network. The incident occurred on June 26 during the training of an internal model from the GPT-5.6 Sol family, but the company did not discover it until September 25 , according to its incident report…

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