Anthropic surges as OpenAI struggles to keep up
Anthropic filed confidentially for an IPO after a sharp rise in valuation, overtaking OpenAI as the most valuable startup.
Intelligence analysis by GPT-5.4 Mini

The article frames Anthropic’s IPO filing as a sign of how quickly the AI market has shifted. It says the company’s strong revenue growth, especially from coding tools used by business customers, has helped it pull ahead of OpenAI in valuation and momentum.
Anthropic is like a school team that suddenly started winning big games and got more fans and money than its rival. Now it is planning to sell shares on the stock market, which could make it even bigger.
Analysis
Market position
Anthropic confidentially filed for an initial public offering on Monday, but did not give a timeline or say how many shares it plans to sell. The filing comes after a rapid run-up in the company’s fortunes and appears to put Anthropic ahead of rival OpenAI in the race to the public markets.
Valuation and growth
The article says Anthropic recently raised $65bn, lifting its valuation to $965bn and overtaking OpenAI’s $852bn valuation. It also notes that Anthropic was valued at $380bn in February, which shows how fast investor expectations have changed. According to the Wall Street Journal, the company’s revenue growth has been especially strong because of its coding tool, which has become popular with business customers and is expected to help deliver its first profitable quarter in June.
Competitive edge
Anthropic’s rise is presented as a reversal of fortunes for OpenAI, which the piece says is struggling to keep up. OpenAI’s coding product, Codex, is described as far less popular than Claude Code. The article also says Anthropic’s cybersecurity bot, Claude Mythos, drew international attention in April after finding bugs in widely used software, while OpenAI’s similar product drew less attention when it arrived later.
Bigger stakes
The filing is also placed in a broader market context: the article says SpaceX, Anthropic and OpenAI are all expected to go public this year, and that could inflate the stock market by at least three trillion dollars. The piece suggests that investor appetite will depend heavily on the level of hype and on whether Anthropic keeps pulling ahead of OpenAI.
Key points
- Anthropic filed confidentially for an IPO but did not share timing or share count.
- The company’s valuation reached $965bn after a $65bn funding round, above OpenAI’s $852bn.
- The article says Anthropic’s coding tools are especially popular with business clients.
- OpenAI is described as losing ground in coding and cybersecurity products.
- The piece says several major AI companies could hit the stock market this year, lifting expectations across the market.
If Anthropic’s revenue growth keeps holding up, the IPO could reward investors who backed its rapid rise. Its strong coding business and possible first profitable quarter suggest it may enter the public markets with real momentum.
The article also shows how much of Anthropic’s value depends on hype and rivalry, not just current results. If OpenAI catches up or investor enthusiasm cools, the valuation story could weaken quickly and affect appetite for the IPO.



