This market has settled: RESOLVED
Settled on June 5, 2026
Will Anthropic or OpenAI IPO first?
Will Anthropic or OpenAI IPO first? Odds: 76.5% YES on Polymarket. See live prices and trade this market.
The market strongly favors Anthropic going public before OpenAI by late 2027, reflecting widespread expectations that OpenAI’s complex governance structure and Microsoft partnership create substantial IPO obstacles while Anthropic maintains a more conventional corporate framework.
Current Odds
| Platform | Yes | No | Volume | Trade |
|---|---|---|---|---|
| Polymarket | 76.5% | 23.5% | $100K | Trade on Polymarket |
Market Analysis
The bull case for Anthropic listing first centers on its cleaner cap table and traditional Delaware C-corp structure established in 2021. The company raised $7.3 billion in 2024 at a reported $18.4 billion valuation, attracting investors like Google, Salesforce, and Menlo Ventures without the capped-profit complications that define OpenAI. Anthropic’s governance allows straightforward equity ownership, making SEC registration and public market transition far more feasible. Additionally, CEO Dario Amodei has extensive experience from his OpenAI VP days and appears more aligned with conventional business practices. The company’s Claude models compete directly with GPT-4, suggesting comparable revenue potential without OpenAI’s structural baggage.
The bear case questions whether OpenAI’s massive revenue advantage—reportedly exceeding $3.7 billion annualized in mid-2024 compared to Anthropic’s estimated $1 billion run rate—creates irresistible pressure to access public markets despite governance hurdles. Microsoft’s partnership, while complex, could facilitate a path forward if both parties see strategic value in liquidity. OpenAI’s $157 billion valuation from its 2024 funding round dwarfs Anthropic’s, and investment banks may prioritize solving structural issues for the larger deal. Sam Altman has also shown willingness to restructure OpenAI’s nonprofit framework, with reports in 2024 suggesting conversion to a public benefit corporation could enable traditional equity participation.
Key catalysts include any announcements about corporate restructuring from either company, particularly if OpenAI moves to eliminate its profit cap or convert its governance model in 2025-2026. Watch for subsequent funding rounds that might signal pre-IPO preparation, as companies typically go public 12-18 months after their final private raise. Competitive positioning matters: if either company achieves AGI breakthroughs or captures dominant market share in enterprise AI by 2026, that success could accelerate public market ambitions. Microsoft’s quarterly earnings reports provide indirect indicators of OpenAI’s growth through Azure AI revenue disclosures. Regulatory developments around AI safety requirements could also affect timing, particularly for Anthropic given its constitutional AI focus.
Related Markets
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Frequently Asked Questions
How does Microsoft’s $13 billion investment in OpenAI affect its ability to IPO?
Microsoft’s stake creates complex valuation and control issues, as the partnership grants Microsoft 49% of OpenAI’s capped profits and significant Azure infrastructure dependencies. Unwinding or clarifying these arrangements for public market transparency would require extensive negotiation and disclosure.
What happens to prediction market positions if neither company IPOs by the December 2027 deadline?
If neither Anthropic nor OpenAI completes an initial public offering by December 31, 2027, YES positions resolve as incorrect and NO positions win, regardless of which company appears closer to going public.
Could OpenAI’s nonprofit structure actually be converted to allow a traditional IPO?
OpenAI has reportedly explored converting to a public benefit corporation structure that would eliminate profit caps while maintaining mission commitments, though this requires nonprofit board approval and may face regulatory scrutiny given the assets involved.