Anthropic's path from AI startup to industry-defining IPO Reuters Tue, November 10, 2026 at 6:59 AM EST 3 min read ANTH.PVT AMZN +0.44% OPAI.PVT Trade AMZN on Coinbase Trading disclosure Trading disclosure The above button links to Coinbase. Yahoo Finance is not a broker-dealer or investment adviser and does not offer securities or cryptocurrencies for sale or facilitate trading. Coinbase pays us for certain activity generated through this link. Prices displayed are informational.
November 10 (Reuters) - Anthropic on Tuesday kicked off the roadshow for its US initial public offering, seeking to raise up to $64.4 billion at $1 trillion valuation in what could be the first public listing by a frontier AI lab.
Anthropic, led by siblings Dario Amodei and Daniela Amodei, announces it has raised $124 million in a Series A funding round led by technology investor and Skype co-founder Jaan Tallinn.
Anthropic raises $580 million in a Series B funding round.
The company releases a large language model, Claude, that competes directly with offerings from OpenAI.
Anthropic raises $450 million from investors including Alphabet's Google and Spark Capital.
Amazon.com announces it will invest up to $4 billion in cash in Anthropic.
Alphabet's Google agrees to invest up to $2 billion in Anthropic.
Anthropic reveals a suite of AI models known as Claude 3. The company says the most capable in the family, Claude 3 Opus, outperforms rival models GPT-4 from OpenAI and Gemini 1.0 Ultra from Google on various benchmarks.
Anthropic is hit with a class-action lawsuit in California federal court by three authors who say it misused their books and hundreds of thousands of others to train its AI-powered chatbot Claude.
Amazon.com pumps another $4 billion into Anthropic.
Anthropic raises $3.5 billion at a $61.5 billion post-money valuation led by Lightspeed Venture Partners.
Anthropic's valuation hits $183 billion after raising $13 billion in a new round.
Anthropic unveils the Claude 4.5 AI model, saying the newest version can code for longer uninterrupted stretches and handle finance and scientific tasks better.
The company raises $30 billion in a funding round, more than doubling the Claude chatbot maker's valuation to $380 billion.
US President Donald Trump says he is directing the government to stop work with Anthropic, while the Pentagon said it would declare the startup a supply-chain risk.
Anthropic files a lawsuit to block the Pentagon from placing it on a national security blacklist, escalating the AI lab's high-stakes battle with the US military over usage restrictions on its technology.
Anthropic debuts Mythos, its most advanced AI model to date, equipped with sophisticated capabilities and designed for defensive cybersecurity tasks.
Anthropic announces it has raised $65 billion at a valuation of $965 billion.
Anthropic confidentially files for a US IPO, edging ahead of rival OpenAI in a closely watched race to reach public markets.
A federal judge in San Francisco signs off on Anthropic's landmark $1.5 billion settlement of a class-action lawsuit brought by a group of authors who accused it of misusing their books to train its AI chatbot Claude.
Independent music publisher Round Hill Music sues Anthropic and Suno in California federal court, alleging the AI companies misused hundreds of its songs to train their systems.
Anthropic is projecting 2028 revenue of roughly $190 billion to $200 billion, Reuters reports, citing sources.
Anthropic's annual revenue run rate topped $65 billion by the end of July, Reuters reports, citing a source.
Reuters reported, citing sources, that some current Anthropic investors and prospective investors in its upcoming IPO are weighing a lower valuation for the AI company after its latest financial disclosures.
Anthropic said it is planning one of the biggest IPOs in history as a public benefit corporation, a legal structure that requires management to balance broader public interests with profitability goals.
Anthropic plans to raise up to $64.4 billion in its US IPO after formally launching its roadshow.
(Reporting by Manya Saini in Bengaluru; Editing by Sriraj Kalluvila, Subhranshu Sahu and Shinjini Ganguli)
