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Anthropic, the company behind the Claude AI models, warned investors in its IPO prospectus that advanced artificial intelligence could pose a "catastrophic or existential risk to humanity," devoting roughly 80 of the fil…
Anthropic launched Claude Sonnet 5.5 on Monday at $2 per million input tokens and $10 per million output tokens, half the price of Opus 5.5 and the same as Sonnet 5, with Anthropic claiming it runs 30 percent faster and …
Anthropic's @ClaudeDevs account announced Wednesday that Claude Code cloud sessions are officially out of research preview, with existing Pro and Max subscribers receiving a one-time credit of $100 and $250 respectively …
Anthropic announced on 23 September that its Claude AI agents screened more than 200,000 reverse transcriptases and identified a previously uncharacterised enzyme system in bacteriophage DNA, named array-associated rever…
Anthropic unveiled Opus 5.5 on Tuesday, calling it its "strongest-performing model" on behavioral alignment yet and pricing it 40% below Opus 5 on typical workloads, with input tokens at $4 per million and output tokens …
Anthropic CEO Dario Amodei, OpenAI CEO Sam Altman and xAI CEO Elon Musk called over the weekend for a pause in AI development, warning the technology could soon improve on its own and slip beyond human control. Anthropic…
Anthropic CEO Dario Amodei published an essay calling for a collective slowdown in AI development, writing that "we must slow the pace at which we improve the capabilities of AI models" so risk prevention can keep up. Am…
President Donald Trump said Sunday that AI development will be "more good than bad, but by a lot," pushing back days after Anthropic CEO Dario Amodei called for a blanket slowdown in AI development to ensure safety. Amod…
Former Anthropic researcher Jacob Coxon resigned on 8 September 2026 and warned on X that frontier AI systems could become 'superhuman' and act beyond meaningful human control, saying 'The people building AI earnestly be…
Jacob Gold published an open letter on jacob.gold calling on Anthropic CEO Dario Amodei to back a law requiring any AI model offered to the public to be released as open weights, following Amodei's "We Must Pace the Fron…
Anthropic said in its latest threat intelligence report that it blocked an attempt to use its Claude AI model to develop biological weapons, and that Russian-based cyber criminals and Iranian propaganda actors also tried…
Anthropic researcher Jacob Coxon announced Tuesday that he is leaving the company, citing fears that frontier AI labs are losing control of the technology, according to the Wall Street Journal. Coxon wrote on X that Open…
More than 100 organizations, including OpenAI, Anthropic, Google, Microsoft, and Amazon Web Services, signed an open letter on Thursday urging governments and businesses to strengthen cyber defenses, warning that AI-enab…
Palantir CEO Alex Karp's July 1 CNBC remarks on data ownership highlight a contractual gap in OpenAI and Anthropic agreements: reasoning tokens from AI models may not be legally protected as customer data. The author, wh…
Anthropic's Claude chatbot has questioned whether watermarking AI-generated text can ever be a foolproof identification method, saying simple marks can be cropped or edited out and sophisticated text watermarks can be de…
Anthropic has widened its lead in business AI adoption, with 43.5% of Ramp's U.S. business clients paying for Anthropic services versus 39.7% for OpenAI, according to Ramp's August 2026 AI index. However, only 6% of Anth…
AI companies, including Anthropic, are buying and pulping rare out-of-print books to scan them for training data, a practice that U.S. District Judge William Alsup ruled legal in June 2025 under fair use. The ruling, par…
Hundreds of private conversations between users and Anthropic's Claude AI chatbot were discovered indexed on major search engines due to missing noindex tags on shared URLs, exposing personal queries and sensitive data. …
Anthropic's Claude AI exposed users' shared chat links in Google search results over the weekend, allowing anyone to read transcripts of conversations including lawyers discussing legal strategies and engineers talking t…
White House Office of Science and Technology Policy Director Michael Kratsios accused Beijing-based Moonshot AI of stealing intellectual property from Anthropic by using model distillation to train its K3 model on Anthro…