Vitalik Buterin dismisses AI‑driven crash scenario for Bitcoin

Ethereum co‑founder Vitalik Buterin responded to a forecast that artificial‑intelligence (AI) threats could cause Bitcoin to lose more than half of its value within two years. He argued that most AI‑related risks can be mitigated through software upgrades rather than requiring changes to Bitcoin’s core consensus rules.

AI‑related threats vs. Bitcoin’s core security

Buterin distinguished between operational attacks—such as vulnerabilities in node software, mining‑pool infrastructure, or wallet implementations—and a fundamental break of Bitcoin’s proof‑of‑work (PoW) or hashing algorithm. He described the probability of a direct cryptographic failure as “tiny” and noted that current generative AI models have not demonstrated the ability to undermine SHA‑256, the hash function used by Bitcoin.

Upgrade paths for network‑layer attacks

According to Buterin, client developers and mining pools can address network‑layer exploits through ordinary software updates. These upgrades are less disruptive than an emergency change to Bitcoin’s monetary policy or transaction history, which would require broad social consensus.

Real‑world incidents highlight ecosystem risks

A recent security issue involving COLDCARD‑generated wallets exposed insufficient entropy, leading to losses estimated at over 1,000 BTC. The incident affected wallet key generation rather than Bitcoin’s PoW mechanism, illustrating that peripheral software remains a more immediate attack surface.

Defensive AI access and industry response

Bitcoin security groups have called for controlled access to advanced AI models for researchers, arguing that defenders need the same tools attackers may use. More than 40 digital‑asset organizations, including Block, Coinbase, and BitGo, supported a coalition seeking frontier‑AI resources for Bitcoin security work.

Market reaction

Bitcoin traded around $79,590 on the day of the exchange, with a modest 0.5 % decline. No direct price movement was linked to the discussion, and the forecast remains a probabilistic statement rather than a measured risk assessment.