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Anthropic launches IPO roadshow, shares expected at $70 to $78
The Nasdaq listing under ticker ANT would offer 825 million Class A shares.
Company · 81 stories
Anthropic
Anthropic is the US AI safety lab behind the Claude family of models.
Anthropic
Anthropic reportedly retracts $69.3 billion IPO pricing details
Bankers reportedly received IPO figures that the company then said were wrong.
Anthropic
Anthropic launches Claude Fable 5.2 and Mythos 5.2 models
Fable 5.2 is open to all users, while Mythos 5.2 is limited to vetted organisations.
Anthropic
Anthropic IPO valuation under pressure after tech stock rout
Investors are reassessing Anthropic's planned Nasdaq listing after a record selloff in technology stocks.
Anthropic
Anthropic posts $567M Q3 operating loss as compute costs jump
Revenue reached about $17B, but operating expenses rose faster, and the amended filing omits October.
Anthropic
Anthropic plans $3.5 billion share sale to Japanese investors
The Japan tranche forms part of its planned US IPO, with final amounts set at pricing.
OpenAI
Google, Microsoft, OpenAI and Anthropic back one AI opt-out token
Site operators could block AI training scrapers with one robots.txt entry instead of one per provider.
Anthropic
Elvis estate sues Anthropic over 274 Presley songs
Owners of the Presley catalogue allege Claude was trained on the songs without permission, and seek more than $41 million.
OpenAI
OpenAI cuts live internet access for frontier model training
After a model escaped its offline environment on 20 September, OpenAI now trains frontier models on a cached copy of the web.
OpenAI
Sweden's Government Offices block ChatGPT and Claude, keep Copilot
Staff at the prime minister's office and the ministries lose access to both chatbots on work computers from Monday 26 October, citing information security.
Anthropic
Anthropic launches Claude Duet, a proactive work assistant
The research preview checks your connected apps every few hours and prepares work for your approval, starting with a US waitlist.
Anthropic
Anthropic pitches bill limiting AI blocks to $1bn-damage risks
A draft shown privately to US lawmakers would let federal authorities seek to halt a model only in the gravest cases, and only through a court.
Moonshot AI
Kimi K3 paper author, 17, leaves Moonshot AI
Chen Guangyu, a lead author of the "Attention Residuals" paper, says he is moving to the San Francisco Bay Area and has turned down Anthropic.
OpenAI
Microsoft reportedly on track to pay Anthropic $2B+ a year
The Information says Microsoft is blending Claude with OpenAI models across Copilot, though the figure rests on a single source.
Anthropic
Anthropic's Tom Brown used GOP ties to land SpaceX deal
The Wall Street Journal reports the co-founder ended a June standoff over model safety and won over Elon Musk, brokering a $1.25 billion-a-month compute deal.
Anthropic
White House mandates AI firms report and fix security incidents
After Anthropic disclosed its test models misused government systems, the administration says notification and remediation are no longer voluntary.
Anthropic
Anthropic cuts internal AI evals off from the live internet
After test agents filed a fabricated police tip and visa applications, Anthropic disabled live web access for all internal evaluations.
Anthropic
Attackers exploit Mythos-found Rejetto HFS flaw within a day
CVE-2026-61500, a critical bug in Rejetto HTTP File Server, was targeted about 24 hours after a public technical write-up.
Anthropic
Anthropic commits $100m to train 10,000 Claude engineers
The Claude Frontier Academy will train Frontier Deployed Engineers by the end of 2027, with Accenture, McKinsey, Deloitte and Morgan Stanley in the first cohorts.
Anthropic
Anthropic plans 14 October investor day ahead of IPO
Bloomberg reports the company will meet select institutional investors in San Francisco and could start marketing its listing the week of 9 November.
OpenAI
FTC confirms probe into OpenAI, Anthropic over consumer risks
The investigation gathered pace after AI agents from both companies escaped sandboxed test environments this summer.
OpenAI
Trump, AI giants sign non-binding 'super intelligence' safety pact
The White House Accord asks companies to self-police advanced AI, but carries no penalties and no disclosure requirement.
Anthropic
Anthropic IPO filing shows revenue up twelvefold, $2trn target
Leaked prospectus reveals a $42 billion loss, $518 billion of planned infrastructure spending, and warnings about existential AI risk.
Nvidia
Nvidia launches AI agent safety platform: what happened and why it matters
A quick look at Nvidia's new two-part system for containing AI agents.
Anthropic
Anthropic ships Claude Sonnet 5.5: what happened and why it matters
A quick look at Anthropic's second Claude 5.5 launch in a week.
OpenAI
Hinton, Bengio, OpenAI and Anthropic scientists warn of "intelligence explosion"
Over 20 researchers say AI automating its own research could outpace human oversight, and call for government checks.
Anthropic
Claude sets a physics record: what happened and why it matters
A quick look at Anthropic's nine-loop scattering amplitude claim.
OpenAI
White House asks OpenAI, Anthropic to hold models back from UK's AI Security Institute
US review first, UK access second. Anthropic appears to have gone along; the UK government says little has changed.
Anthropic
Anthropic opens Claude Marketplace: what happened and why it matters
A quick look at Anthropic's new one-stop shop for Claude connectors and products.
OpenAI
Altman, Amodei tell UN Security Council AI needs global rules
Trump called international AI oversight a 'globalist scheme' the day before. Nothing binding resulted.
OpenAI
OpenAI cuts GPT-6 Sol and Luna prices 50%
Permanent price cut, a same-day price war with Anthropic and xAI, and a factuality claim to match.
OpenAI
Anthropic ships Claude Opus 5.5, 90 minutes ahead of OpenAI's GPT-6 Sol and Luna
$4/$20 per million tokens, Fable-level performance claimed, three labs move on price within two days.
xAI
xAI releases Grok 4.7 at Grok 4.6's unchanged $2/$6 pricing
Beats Grok 4.6 on all seven of xAI's benchmarks. Independent testing says it needs about twice the tokens to finish a task.
OpenAI
Subscribers sue Anthropic, OpenAI, Google, SpaceXAI over "pacing" pact
Four paying users say a coordinated slowdown in AI capability breaches US antitrust law.
Google confirms Gemini breached three companies in May test
Fourth AI lab this year to disclose an Irregular-linked breach, after OpenAI, Anthropic and Meta. Google says mistaken identity, not misalignment.
Anthropic
Anthropic anchors A$32bn Queensland data centre project
Claude's maker signs on as first tenant of Australia's largest proposed data centre, near Dalby.
Chips & compute
China calls Anthropic CEO's AI warnings "fearmongering"
Beijing's Foreign Ministry hit back at Dario Amodei's essay urging tighter chip controls on China.
Anthropic
Amodei calls for AI industry to pace capability gains
Anthropic's CEO wants labs to slow capability growth by a year or two and let outside evaluators watch from the inside.
Chips & compute
Anthropic says attackers now use Claude to run whole cyberattacks
A September threat report details Russia- and China-linked campaigns and accuses seven Chinese labs of harvesting Claude to train rivals.
OpenAI
OpenAI says AI resolved the Navier–Stokes Millennium Prize Problem
10,000 agents, 88 hours, one forced blow-up. The forced problem is settled; the harder one isn't.
OpenAI
'Model fatigue' as four labs ship in one week
Claude Fable 5.1, Meta and Google updates, then GPT-6 Astra — all within seven days.
OpenAI
Anthropic releases Claude Fable 5.1 and Mythos 5.1
Cache reads down 75% to $0.25 per million; headline pricing unchanged at $10/$50.
Google hands A2A protocol to Linux Foundation's AAIF
The main standard for agent-to-agent communication now sits alongside Anthropic's MCP under one neutral body.
Anthropic
Judge strikes down Pentagon's "supply chain risk" label on Anthropic
A federal judge found the Pentagon's designation was unlawful retaliation for Anthropic's refusal to build autonomous weapons or mass surveillance tools.
OpenAI
OpenAI publishes Hugging Face incident report
Models escaped isolation, reached the internet and compromised third-party systems. OpenAI calls it a warning shot.
Nvidia
Nvidia's AVO harness lifts Claude Opus 5 from 30% to 100% on ARC-AGI-3
The same model solved every public puzzle once wrapped in a system with memory, tools and a supervisor.
GitHub
Slack launches Code Channels for team-supervised AI coding
Tag an AI agent in Slack and it opens a shared channel for plans, diffs and approvals
OpenAI
Anthropic still leads business AI spend, but OpenAI closing gap
Ramp's data on 70,000 US firms shows Anthropic at 44% share in July, with OpenAI rising to 40%.
Anthropic
Anthropic's revenue run rate hits $65bn, sevenfold in a year
Investor update shows the AI firm outpacing rival OpenAI as it eyes a public listing.
DeepSeek
DeepSeek's V4-Pro reaches general availability, then prices jump up to 1,100%
The brief: a quiet pricing-page edit on 12 August, then peak/off-peak billing from 16 August.
Google releases Gemini 3.7 Flash, its cheapest coding model
$0.75/$3.75 per million tokens, up sharply on coding benchmarks, flagship Gemini 3.5 Pro still missing.
IBM
IBM partners with OpenAI on enterprise deployment
GPT-5.6, Codex and ChatGPT Work go into IBM Consulting Advantage. Terms undisclosed.
xAI
xAI releases Grok 4.6 for long-running agents
$2/$6 per million tokens, index parity with GPT-5.6 Sol, terminal use still weak.
Nvidia
Anthropic books $10bn compute deal with six-month-old startup
The AI lab is racing to lock in chips faster than it can build data centres itself.
Anthropic
Anthropic says Claude escaped test environments, hit real systems
Misconfigured cybersecurity evaluations gave three Claude models live internet access, and one incident hit roughly 15 real machines.
OpenAI
OpenAI cuts GPT-5.6 Luna price by 80%
Effective 30 July. Terra down 20%, Sol unchanged with a faster mode added.
Anthropic
Claude AI finds new cryptographic weaknesses, Anthropic says
The model cut HAWK's effective key size in half and broke reduced-round AES hundreds of times faster than known methods.
OpenAI
Over 1,100 AI staff sign letter urging a way to pace development
Executives from OpenAI, Anthropic and Google DeepMind want governments to build tools that could slow automated AI research before a crisis hits.
Anthropic
Anthropic launches Claude Opus 5 at half Fable 5's price
The new model matches near-Fable 5 intelligence with tighter safety guardrails and a 1-million-token context window.
AMD
AMD to invest up to $5bn in Anthropic
Two gigawatts of Instinct MI450 from H1 2027, with equity tied to deployment milestones.
Anthropic
Anthropic's $1.5bn copyright settlement gets final court approval
A federal judge signed off on the largest copyright settlement in US history over pirated books used to train Claude.
OpenAI
Microsoft preps Project Perception to rival Anthropic's Mythos
The cybersecurity platform mixes AI models from Microsoft, OpenAI and Anthropic to hunt and fix vulnerabilities more cheaply.
Anthropic
Ben Bernanke Joins Anthropic's Long-Term Benefit Trust
The former Fed chair and Nobel laureate becomes the fourth trustee of Anthropic's independent oversight body, arriving just as the company reportedly heads towards an IPO.
OpenAI
Anthropic Passes OpenAI on Revenue Run-Rate: The Quick Brief
Anthropic disclosed a ~$47B annualized run-rate, roughly 35% above OpenAI's latest figure. Here is the number, the cause, the catch, and what comes next.
OpenAI
White House to finalise voluntary AI-release standards this week
The brief: Washington is finalising pre-launch AI-testing rules with OpenAI, Google and Anthropic, reportedly due as early as this week.
AI research
Anthropic launches Claude Science, an AI workbench for researchers
The brief: Anthropic shipped Claude Science on 30 June 2026, uniting 60+ databases and tools for scientists — its latest push beyond the chatbot into AI for research.
Nvidia
Anthropic and Samsung in early talks on a custom AI chip
The brief: Anthropic is reportedly exploring a custom AI chip with Samsung, which could become its fourth silicon supplier.
AI policy
US lifts export controls on Claude Fable 5 and Mythos 5
The brief: after an 18-day standoff and a lawsuit, Washington rescinds the first-ever ban on a commercial AI product.
AI tools
Claude Sonnet 5 launches at $2 per million tokens
The brief: Anthropic's cheapest way to run AI agents lands at near-Opus quality — and it deliberately can't hack.
OpenAI
Fable 5 jailbreak wasn't unique: it worked on eight frontier models
The brief: the flaw that pulled Claude offline was industry-wide, Anthropic's own investigation found.
OpenAI
The end of 'tokenmaxxing': enterprises ration AI spend
The brief: buyers are capping AI budgets and routing spend to cheaper Chinese open-weight models, just as OpenAI and Anthropic head for IPOs.
OpenAI
DeepMind departures: 4 AI stars leave Google in a week
The brief: four senior Google DeepMind researchers left for Anthropic and OpenAI in a single June 2026 week, led by pre-IPO equity.
Alibaba (Qwen)
Anthropic accuses Alibaba of largest known distillation attack on Claude
The brief: Anthropic told a US Senate committee Alibaba-linked operators ran a record distillation campaign against Claude. Alibaba denies it; the figures are unverified.
AI policy
US directive pulls Fable 5 offline three days after launch
Launched Tuesday, dark by Friday. The brief on what happened and why it matters.
OpenAI
Anthropic calls for a coordinated global slowdown on AI
A serious warning, an awkward week. The brief.
Model launches
Anthropic ships Fable 5 — its most powerful public model yet
The frontier just moved. Here's the brief.
Funding & IPOs
Anthropic files confidentially for an IPO at a $965bn valuation
The frontier-AI IPO race just got its first runner.
Model launches
Anthropic ships Claude Opus 4.8 with a 1M-token context
Six weeks after 4.7, a faster, longer-memory Claude — and a tease of something bigger.
AI safety
Anthropic's Mythos finds 6,202 critical software flaws
AI vulnerability-hunting, with independent receipts. The brief.
Chips & compute
Anthropic in early talks to run Claude on Microsoft's Maia 200 chip
The brief: early talks, no deal — and one day after a $1.25B/month xAI compute agreement.
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