MarketJun 9, 2026, 05:29 AM· United States
Following Anthropic, OpenAI files confidentially for IPO
Summary
ChatGPT-maker OpenAI announced Monday in a blog post that it has confidentially filed for an initial public offering (IPO). The filing comes just over a week after its main rival Anthropic also filed to go public, intensifying the race between the two AI firms. OpenAI was last valued at $852 billion post-money.
Why it matters
OpenAI's confidential IPO filing marks an escalation in the capital market race within the AI industry.
Source links
- https://techcrunch.com/2026/06/08/following-anthropic-openai-files-confidentially-for-ipo/
- https://www.cnbc.com/2026/06/09/perplexity-ipo-2028-as-anthropic-openai-prepare-listings.html
- https://news.ycombinator.com/item?id=48456339
- https://www.cnbc.com/2026/06/05/model-routing-on-ai-is-a-problem-for-openai-and-anthropic.html
⚠ Content is from official & reputable-media public sources, AI-assisted and auto-published, for information only — not investment advice.
Market reaction
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OpenAI
Private / not listed
Anthropic
Private / not listed