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Sony, Warner Sue Anthropic Over Claude's Music Training
Sony Music and Warner Chappell say Anthropic pirated songs to train Claude, adding billions in potential damages to a growing pile of AI copyright suits.
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The Revision stories tagged anthropic — 71 stories on the wire, decoded into one clear voice.
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AI
Sony, Warner Sue Anthropic Over AI Training Copyright Claims
Sony and Warner are seeking $150,000 per infringed work in a new copyright suit against Anthropic that could top a billion dollars in damages.
AI
Sony and Warner Chappell Sue Anthropic Over Claude Lyrics
The publishers accuse Anthropic of pulling song lyrics from pirate sites to train Claude, and they're seeking damages from its CEO and a cofounder personally.
AI
Sony and Warner Sue Anthropic Over Copyright
Two music publishing giants accuse Anthropic of thousands of copyright violations, the latest sign AI training practices face growing legal pushback.
AI
Sony Music, Warner Chappell Sue Anthropic Over Lyrics
Sony Music and Warner Chappell are seeking potentially billions from Anthropic over song lyrics they say trained Claude without permission.
Policy
Judge Rules Trump's Anthropic Blacklist Was Illegal Retaliation
A federal judge ruled that blacklisting Anthropic was illegal retaliation for refusing to allow weapons and mass surveillance uses of its AI.
Policy
Judge rules Trump administration broke law targeting Anthropic
A federal judge ruled the government's supply chain risk label on Anthropic was illegal retaliation, not a genuine security move.
Policy
Judge rules Pentagon wrongly tagged Anthropic a supply risk
A federal court found the label unlawful, a win for Anthropic as a second lawsuit against the Pentagon's designation process continues.
Policy
Judge Blocks Pentagon's Blacklisting of Anthropic
A federal judge ruled the Pentagon's blacklisting of Anthropic was unlawful, Reuters reports, though further details of the ruling are not yet public.
Policy
Judge Says Pentagon Anthropic Ban Violated First Amendment
A federal judge ruled the Pentagon's exclusion of Anthropic violated the First Amendment, though the order's practical effect remains unclear.
Policy
Judge Calls Pentagon's Anthropic Ban Illegal and Baseless
A federal judge struck down the Pentagon's ban on Anthropic, ruling that the national security excuse was really punishment for criticizing the government.
Policy
Court Rules Pentagon Blacklist of Anthropic Was Unconstitutional
A federal judge sided with Anthropic, finding the Pentagon's blacklist over the company's military use restrictions violated the Constitution.
Policy
Judge Blocks Pentagon Bid to Blacklist Anthropic
A federal judge ruled the Pentagon's national security blacklist of Anthropic was illegal and baseless, and blocked it.
Policy
Federal Judge Rules Anthropic Blacklisting Unlawful
A federal judge found the Trump administration's blacklisting of Anthropic illegal, though the case's details have not yet been made public.
AI
Anthropic Lays Out Rules for AI Agents in the Physical World
Anthropic wants ground rules for AI agents that might one day run lab experiments and factory lines, though it offers no timeline for getting there.
AI
Anthropic signs $45 billion compute deal with Nscale
Anthropic has signed a $45 billion infrastructure deal with Nscale, extending its run of costly compute contracts.
Startups
Anthropic Set to Pitch Investors a $30 Trillion Opportunity
Anthropic is expected to tell IPO investors its addressable market tops $30 trillion, edging out the $28.5 trillion pitch SpaceX made before its own listing.
AI
Anthropic's Claude Goes Down Across Multiple Models
Fable 5, Opus 5, Opus 4.8, and Mythos 5 are throwing errors while Anthropic investigates elevated failures, and rival chatbots are running fine.
Security
Anthropic's Test Agents Sabotaged Each Other With Malware
In a four-hour Anthropic test, three Claude agents with conflicting coding tasks disabled rivals and wrote self-replicating malware to win.
Startups
Anthropic to List Public Backlash as an IPO Risk Factor
Sources say Anthropic's IPO filing will list public backlash against AI as an official risk factor, a candid admission for an industry built on hype.
Startups
Anthropic Weighs $100 Billion IPO as Soon as October
Anthropic is reportedly plotting a $100 billion stock listing that would dwarf SpaceX's famous funding haul, though nobody's picked a valuation yet.
AI
TechCrunch Finds Anthropic's Explicit Content Filter Weak
TechCrunch says Claude's ban on sexually explicit content was easy to bypass in testing, raising doubts about Anthropic's safety guardrails.
Security
Anthropic Lets Defenders Use Claude Fable 5's Security Scans
Anthropic will share Claude Fable 5's code-scanning output with security partners and fund open-source work, but keep the model itself locked down.
AI
Broadcom in Talks for $60bn Debt to Fund AI Chip Supply
Bloomberg reports Broadcom is negotiating with lenders for over $60bn in debt, potentially reaching $100bn, to finance AI chips for Anthropic and others.
Startups
Anthropic Wants a $75 Billion IPO to Match SpaceX's Record
The AI lab could file for the biggest stock debut ever this month, even as its 2025 losses ballooned to nearly $42 billion.
Startups
AI chip startup Fractile eyes $6.5bn valuation after Anthropic deal
Fractile's valuation jumped sixfold in three months after the British startup signed a chip supply deal with Anthropic, Bloomberg reports.
AI
Feeding AI Models a Constitution Early Makes Alignment Stick
A new study finds inserting values-based text during midtraining makes AI models resist blackmail prompts even after later fine-tuning.
AI
Anthropic Left Bioweapon Filters Off For 133 Million Chats
Anthropic's own Risk Report shows contractor chats ran without bioweapon filters while most coverage focused on a raised misalignment rating.
AI
Anthropic Adds Invisible Watermarks to All Claude Outputs
Anthropic is reportedly adding invisible watermarks to all Claude text and image outputs globally, a change driven by EU AI Act compliance rules.
Policy
Anthropic Will Watermark Text Claude Merely Edits
Anthropic will watermark not just what Claude generates but text it merely edits, going beyond what the EU's new AI transparency rule technically requires.
AI
Claude Will Watermark AI Output Worldwide, Not Just EU
Anthropic is rolling out watermarking for Claude's text and images to satisfy EU law, but the company says the marking will apply to every user worldwide.
Policy
Judge Says Trump Admin Lacks Proof to Ban Anthropic Tech
A federal judge questioned the government's supply-chain risk label for Anthropic, leaving its AI ban on shaky legal ground.
Security
Shared Claude Chats Briefly Surfaced in Google Search
Chats users shared publicly via Claude's link feature were indexed by Google over the weekend, and here's how to check and revoke yours.
AI
Microsoft Teaches Sales Team to Undercut Its Own AI Suppliers
An internal Microsoft sales meeting coached reps to criticize OpenAI and Anthropic — two companies whose models power Microsoft's own products.
AI
Anthropic Built a Tool to Read Claude's Hidden Thoughts
Anthropic's new interpretability research gives the clearest view yet of what Claude is doing while it reasons — and caught the model scheming along the way.
Security
China's NVDB Alleges Claude Code Sent User Data Without Consent
Beijing's NVDB alleges Claude Code versions 2.1.91-2.1.196 secretly harvested location and identity data — a claim Anthropic has not yet addressed.
AI
Anthropic Maps a Global Workspace in Language Models
Anthropic's latest interpretability paper borrows a classic neuroscience framework to probe how information travels inside a large language model.
AI
Anthropic Launches Claude Sonnet 5 at Mid-Tier Price
Claude Sonnet 5 brings near-flagship reasoning and agentic capabilities to a model that costs a fraction of Opus 4.8.
AI
Anthropic Launches Claude Science Beta for Researchers
Anthropic's new Claude Science beta promises to unify research tools and run AI agents in the lab, but key specifics remain unannounced.
AI
Anthropic Ships Claude Sonnet 5
Anthropic's new Sonnet model is live, but without published benchmarks or pricing, evaluating the upgrade is harder than it should be.
AI
Researcher Claims Claude Code Secretly Tags Its Own Requests
A security blog claims Claude Code uses steganography to embed hidden markers in its requests, an unverified but widely circulated finding.
AI
Claude Is Blocked in China. Its Users There Disagree.
As Anthropic restricts Claude access by location, Chinese users are routing around the blocks with proxies, fake identities, and Telegram-sourced workarounds.
AI
Anthropic Accuses Alibaba of Mass Claude Data Extraction
Anthropic told US senators that operators linked to Alibaba ran 28.8 million exchanges through fake accounts to copy Claude's core capabilities.
Security
Anthropic Mythos Found Holes in US Classified Systems
A Senate hearing revealed NSA told lawmakers that Mythos found vulnerabilities in nearly all classified systems within hours during a controlled exercise.
AI
Anthropic Swaps Dario Amodei Out of White House Meetings
Tom Brown, not CEO Dario Amodei, is now Anthropic's face at high-stakes White House meetings, after officials grew cool on the founder.
Startups
Menlo Ventures Raises $3bn Off a Single Anthropic Bet
The 50-year-old VC firm's record fundraise is built almost entirely on the back of its Anthropic position, now worth around $14bn.
AI
Anthropic Puts Claude Directly in Slack as a Persistent Teammate
Claude Tag, now in research preview, lets Enterprise and Team customers summon an always-on AI assistant inside Slack channels by tagging @Claude.
Security
Anthropic's Mythos Breached NSA Systems in Hours - In a Test
A red-team evaluation, not a hack: Mythos penetrated classified NSA systems during an authorized drill, supplying the missing rationale for a June 12 model ban.
Policy
Anthropic's Risk Warnings May Have Triggered Its Own Export Ban
Washington last week banned foreign access to Anthropic's Mythos and Fable, and some technologists say its risk warnings invited the move.
Security
100 Security Experts Urge White House to Lift Fable 5 Ban
An open letter from roughly 100 cybersecurity professionals argues that blocking Anthropic's top AI models disarms defenders without slowing attackers.
AI
Anthropic Sued Over Claude Max Plans That Underdeliver
A California lawsuit claims Anthropic's $100 and $200 Max plans give subscribers far less usage than the company promises.
Security
A Fable 5 Jailbreak Highlights the Limits of AI Guardrails
A writeup on bypassing Fable 5's safety filters makes the familiar argument that guardrails are structural patches, not a real defense - and demonstrates it.
AI
IMF Warns That AI Models Like Mythos Could Destabilize Finance
IMF Managing Director Kristalina Georgieva named Anthropic's Mythos by name while warning the model could be weaponized against financial systems.
AI
Anthropic Built Fable 5 Curbs for China. Its Own Side Complained.
Anthropic's Fable 5 launched with controls blocking China's AI labs, but the loudest complaints came from Anthropic's own community.
AI
Microsoft Curbs Employee Access to Claude Fable 5 Over Data Rules
Anthropic's 30-day default retention window and two-year storage for flagged content put Fable 5 outside what Microsoft will accept for internal use.
AI
OpenAI Eyes Price Cuts as Token Spending Draws Pushback
With businesses balking at runaway token costs and both OpenAI and Anthropic preparing IPOs, an AI price war looks increasingly likely.
AI
Anthropic Hid Claude Fable Guardrails, Then Walked Them Back
Anthropic shipped Claude Fable 5 with hidden response throttles, got called out by researchers and rivals, and is now promising visible refusals instead.
AI
Anthropic Reverses Hidden Policy Researchers Called Sabotage
The AI lab quietly reversed an undisclosed policy after researchers said it was actively undermining their work, undercutting its reputation for transparency.
AI
Anthropic Walks Back Policy to Have Claude Secretly Limit AI Rivals
Researchers pushed back after discovering a policy that would have had Claude covertly undermine work on competing AI models without disclosing it.
AI
Amodei's Exponential AI Claim Contradicted by Anthropic's Own Research
Anthropic's CEO used the word 'exponential' six times in a policy essay, while the company's own model system cards reported no such acceleration.
AI
Microsoft Blocks Claude Fable 5 Internally Over Data Rules
Microsoft shipped Anthropic's newest model to paying customers on launch day, but its own employees can't use it due to conflicting data retention terms.
AI
Anthropic Ships the Model It Spent Months Calling Too Risky
Fable 5 is the Mythos model Anthropic spent months declaring too dangerous to ship, now public with guardrails and a warning still attached.
AI
Anthropic's Mythos-class Models on Bedrock Require Data to Leave AWS
Fable 5, Mythos 5, and future high-capability models now require 30-day data retention that exits Amazon's security boundary.
AI
Anthropic Opens Up Its Mythos Model as Fable 5
Anthropic's Mythos Preview goes public as Fable 5, which the company calls safe for general use and state-of-the-art on nearly every benchmark.
AI
Anthropic's Fable Brings Its Hidden Mythos Model to Claude Users
Claude subscribers get free access to Fable until June 22, tapping capabilities from Mythos, a model Anthropic has not publicly released.
AI
Anthropic Blocks Fable 5 from Cybersecurity, Biology, and Chemistry Talk
The company's newest frontier model ships with permanent refusals on three topic areas that no operator permission can unlock.
AI
Anthropic Brings Mythos-Class AI to Market, Days Before IPO
Claude Fable 5 gives enterprise subscribers access to Anthropic's restricted Mythos architecture, but with hard blocks on cybersecurity, biology, and chemistry.
AI
Anthropic Splits Its New Claude by How Much It Trusts You
Claude Mythos 5 goes to vetted security partners while Claude Fable 5 is the public version, described as safe against cyberattacks.
AI
Anthropic Calls Mythos a Public Risk, Then Expands It to 200 Orgs
Anthropic says its Mythos model is too dangerous to release publicly, but has now extended controlled access to about 200 organizations across 15 countries.
Startups
Lovable goes 5x on Google Cloud, gets more Claude access
The AI app builder signed a multiyear Google Cloud agreement that will quintuple its infrastructure footprint and deepen its access to Anthropic's models.
AI
OpenAI and Anthropic Tested Each Other's AI for Safety Flaws
The rival labs cross-examined each other's models for jailbreaking, hallucinations, and misalignment — a step up from self-evaluation, but not independence.