India, Aug. 18 -- Anthropic is not a public company yet, but investors are already betting on its IPO. Prediction markets show growing expectations that the AI company could challenge Elon Musk's SpaceX for the title of the largest IPO of 2026, according to Polymarket data.

Anthropic is quickly closing the gap with SpaceX. The prediction market odds have moved closer in Anthropic's favor as the company's revenue growth continues to accelerate, according to Polymarket data. Anthropic could potentially go public as early as the fourth quarter of 2026. The company's rising revenue has increased expectations that it could make its stock market debut later this year, Yahoo Finance reported.

Anthropic's annualized revenue is on track to cross...