# AI Giants Eye IPOs: Markets Bet on OpenAI vs. Anthropic _Prediction markets show strong sentiment for Anthropic IPOing before OpenAI, with significant activity in AI, geopolitics, and space exploration._ **Published:** 2026-04-25 **Source:** https://www.startuphub.ai/ai-news/prediction-markets/2026/ai-giants-eye-ipos-markets-bet-on-openai-vs-anthropic --- Prediction markets are buzzing with activity across a spectrum of potential future events, from geopolitical shifts to the much-anticipated public debuts of AI powerhouses. The total volume across active markets stands at a notable $19.8 million, indicating robust investor interest in forecasting outcomes. In the AI & Tech sector, the question of which artificial intelligence leader will go public first, **OpenAI** or Anthropic, is a significant focus. Markets currently place a 70% probability on Anthropic launching its IPO before OpenAI, with a substantial $61.7K already wagered on this outcome. This suggests a prevailing sentiment that Anthropic might beat its rival to the public markets, despite OpenAI's higher profile. The same markets are also assessing the timeline for nuclear fusion, with nearly $40K invested across various predictions, and SpaceX's ambitious Mars endeavors. Bets are being placed on everything from successful landings to the colonization of the red planet, underscoring a speculative fascination with humanity's off-world future. Geopolitical prediction markets, a barometer for global uncertainty, continue to draw considerable volume. These markets, as detailed in analyses of [prediction markets betting big on geopolitics](/ai-news/prediction-markets/2026/prediction-markets-bet-big-on-geopolitics), are actively pricing in events ranging from potential territorial acquisitions to shifts in international leadership. The market for the next Prime Minister of Israel, for instance, shows a wide array of bets stretching out to 2045, reflecting the long-term volatility of the region. Similarly, the prospect of EU expansion before 2030 is being actively traded, with a 72% probability assigned to new members joining the bloc. In domestic politics, the speculative appetite extends to U.S. elections, with significant volume seen in predictions concerning future presidential terms and cabinet appointments. The Delaware governor election prediction, for example, is drawing attention, mirroring the broader trend of using prediction markets to gauge political outcomes, as seen in discussions around [the Israeli PM betting markets](/ai-news/prediction-markets/2026/israel-pm-betting-markets-weigh-in). Elon Musk's long-term aspirations are also a subject of market speculation, with a significant $80.9K bet on whether he will visit Mars in his lifetime before 2099. The markets provide a fascinating, albeit speculative, lens into what the public anticipates for the future of technology, politics, and space exploration, with the [Kalshi, All Markets](https://kalshi.com/markets?digest=2026-04-25) platform serving as a key venue for these predictions. **Will Elon Musk visit Mars in his lifetime?**, [Trade on Kalshi](https://kalshi.com/markets/KXELONMARS-99) **Who will be the next new Prime Minister of Israel?**, [Trade on Kalshi](https://kalshi.com/markets/KXNEXTISRAELPM-45JAN01-NBEN) **EU has a new member before 2030?**, [Trade on Kalshi](https://kalshi.com/markets/EUEXPANSION-30) **How bad will CO2 atmospheric concentration get before 2030?**, [Trade on Kalshi](https://kalshi.com/markets/KXCO2LEVEL-30-440) **Delaware governor winner? (2028)**, [Trade on Kalshi](https://kalshi.com/markets/GOVPARTYDE-28-R) **Which country will be the next to send humans to the Moon?**, [Trade on Kalshi](https://kalshi.com/markets/KXMOONMAN-31-USA) **Will OpenAI or Anthropic IPO first?**, [Trade on Kalshi](https://kalshi.com/markets/KXOAIANTH-40-ANTH) **Will SpaceX land anything successfully on Mars before 2030?**, [Trade on Kalshi](https://kalshi.com/markets/KXSPACEXMARS-30) **Will Blue Origin land on the moon before SpaceX?**, [Trade on Kalshi](https://kalshi.com/markets/KXBLUESPACEX-30) **Will a humanoid robot walk on Mars before a human does?**, [Trade on Kalshi](https://kalshi.com/markets/KXROBOTMARS-35) **When will nuclear fusion be achieved?**, [Trade on Kalshi](https://kalshi.com/markets/KXFUSION-30-JAN01) **Starship launches humans to Mars before 2030?**, [Trade on Kalshi](https://kalshi.com/markets/STARSHIPMARS-29DEC31) **Will humans colonize Mars before 2050?**, [Trade on Kalshi](https://kalshi.com/markets/KXCOLONIZEMARS-50) **Will a human land on Mars before California starts high-speed rail?**, [Trade on Kalshi](https://kalshi.com/markets/KXMARSVRAIL-50) **Will the US start the process of building a nuclear-powered data center on a military base before 2030?**, [Trade on Kalshi](https://kalshi.com/markets/KXDATACENTER-30) **Will Trump buy at least part of Greenland?**, [Trade on Kalshi](https://kalshi.com/markets/KXGREENLAND-29) **Who will be Trump's next Attorney General?**, [Trade on Kalshi](https://kalshi.com/markets/KXNEXTAG-29-TBLA) --- Original analysis from [startuphub.ai](https://www.startuphub.ai), the #1 AI startup directory.