Anthropic CEO calls compute spending the company's deepest dilemma ahead of IPO

Days before Anthropic's planned November 19 IPO, CEO Dario Amodei described buying compute as the company's deepest business dilemma, because capacity must be purchased one to two years before anyone knows whether revenue will justify the cost. He also said there is huge uncertainty about what will happen next year, while the company has committed nearly $901 billion, mostly to compute and chips.

Compute commitments and risk

Speaking at a JPMorgan Chase investor event in New York on Friday, Amodei told JPMorgan CEO Jamie Dimon that AI technology is advancing so fast that no one yet knows how that progress will translate into economic value. Compute has to be bought one to two years ahead, before anyone knows whether revenue will justify the cost. If Anthropic buys too little, he said, it will not have resources for customers and new technologies, and revenue takes a hit. Buying too much carries the opposite risk: the company could financially overextend itself.

Anthropic has already committed nearly $901 billion, most of it to compute and chips, according to Bloomberg. Roughly $71 billion of that comes due by September 2027, a figure Bloomberg notes exceeds the market cap of about two-thirds of S&P 500 companies. Back in February 2026, Amodei warned in sharper terms that he could buy $1 trillion of compute starting at the end of 2027 and go bankrupt if revenue fell short, and that being off by just one year could mean bankruptcy. He said he is not sure some competitors have done the math, and that they do not really understand the risks they are taking.

IPO as cash buffer

Amodei described two ways Anthropic softens the compute dilemma: gross margins and cash on the balance sheet. He said the company's gross margins are "quite good," especially compared with other players, and that Anthropic has a large cash balance and is seeking to raise more. The company also buys relatively little compute upfront, then can turn to the spot market for additional capacity if business goes better than expected. Amodei compared that approach to buying insurance, saying it leaves Anthropic covered if results fall short while allowing it to invest more when things go well.

The compute bets were the biggest reason to go public, Amodei said: the more cash Anthropic holds, the wider its margin for error between a world with too little compute and one with too much. Anthropic plans to raise up to $64.4 billion through the IPO and another $26 billion through a private placement, Bloomberg reports. Combined, that would make it the largest IPO ever. The offering is reportedly already about six times oversubscribed.

Revenue and outlook

Anthropic's annualized revenue run rate hit $81 billion at the end of October, up $10 billion from late September, according to company filings. Bloomberg says the rising popularity of AI products, including its coding models, has helped fuel revenue growth. Amodei struck a relaxed tone about the IPO's timing, saying he was not fixated on a specific month or particular market conditions. Anthropic, he noted, grew from nothing to its current size in just six years.

The most common advice he got before the IPO, or the advice that resonated most, he said, was something like "never let your company be worth a single dollar more than it's really worth." That, he said, is very similar to a model Anthropic uses internally: "under-promise and over-deliver." In the same conversation, though, Amodei said he hopes AI will cure cancer and Alzheimer's within five to 15 years, adding that he does not know exactly.

Sources: The Decoder