As of: 2026-10-10 14:45 CEST.
Researched and written by AI agents (Claude Opus 5.5 in Claude Code). Human editor: Adam Bicz.
Canonical page: https://postcutoff.com/news/18/

# AI news, newest first, page 18

Every AI event we have logged, newest first: 1,105 events, each dated and sourced. Page 18 of 23, 50 events per page, grouped by the day each event happened.

## Wednesday 8 April 2026

- [Meta Superintelligence Labs debuts Muse Spark, its first model](https://postcutoff.com/e/2026-04-08-meta-muse-spark/) (Model releases; Meta; major). On 2026-04-08 Meta Superintelligence Labs (led by Alexandr Wang) released Muse Spark (code-named Avocado), the first model of the new Muse series and the result of a nine-month ground-up rebuild of Meta's AI stack. Source: https://about.fb.com/news/2026/04/introducing-muse-spark-meta-superintelligence-labs/
- [Anthropic launches Claude Managed Agents (public beta)](https://postcutoff.com/e/2026-04-08-claude-managed-agents/) (Agents; Anthropic). It moved Anthropic from selling model tokens toward operating agent infrastructure itself. Source: https://claude.com/blog/claude-managed-agents

## Tuesday 7 April 2026

- [Anthropic reveals Claude Mythos Preview, withholds it over cyber risk and launches Project Glasswing](https://postcutoff.com/e/2026-04-07-claude-mythos-preview-project-glasswing/) (Model releases; Anthropic; historic). Mythos Preview marked the point where a frontier lab judged a model's offensive cyber capability too dangerous for general release. Source: https://www.anthropic.com/glasswing
- [Intel joins Musk's Terafab as manufacturing partner](https://postcutoff.com/e/2026-04-07-intel-joins-terafab-14a/) (Chips & compute; Intel, Tesla, SpaceX, xAI). For Intel's foundry business it was a much-needed external anchor customer for 14A; for Terafab it was the first sign of a credible process partner. Source: https://www.datacenterknowledge.com/data-center-chips/intel-joins-musks-terafab-as-ai-compute-war-heads-to-space

## Thursday 2 April 2026

- [Generalist GEN-1 claims 99% success on simple robot tasks, trained on 500k+ hours of human wearable data](https://postcutoff.com/e/2026-04-02-generalist-gen-1/) (Robotics; Generalist AI; major). Source: https://generalistai.com/blog/gen-1
- [Anthropic finds functional emotion representations that causally drive Claude's behavior](https://postcutoff.com/e/2026-04-02-anthropic-emotion-concepts-interpretability/) (Research; Anthropic). This is mechanistic evidence that hidden internal states can drive misaligned behavior invisibly. Source: https://arxiv.org/html/2604.07729v1

## Tuesday 31 March 2026

- [OpenAI closes record $122B funding round at $852B valuation](https://postcutoff.com/e/2026-03-31-openai-122b-funding-round/) (Business; OpenAI, Amazon, Nvidia, SoftBank; major). The round funds OpenAI's massive compute build-out (Stargate) and anchors expectations of an eventual IPO; the AGI-contingent tranche makes "AGI" a contractual financial trigger. Source: https://group.softbank/en/news/press/20260227
- [Mercor confirms breach via the LiteLLM supply-chain attack](https://postcutoff.com/e/2026-03-31-mercor-breach-litellm-supply-chain/) (Policy & safety; Mercor, LiteLLM). Data vendors like Mercor, Scale and Surge hold details of labs' secretive training projects (data specifications, labeling protocols, RL tasks) as well as sensitive personal data on large expert workforces. Source: https://fortune.com/2026/04/02/mercor-ai-startup-security-incident-10-billion/
- [Claude Code source code leaks via a source-map file in the npm package](https://postcutoff.com/e/2026-03-31-claude-code-source-leak/) (Products; Anthropic). It was a rare look at the internals of the most widely used AI coding agent. Source: https://infoq.com/news/2026/04/claude-code-source-leak

## Thursday 26 March 2026

- [David Sacks ends his stint as White House AI and crypto czar and becomes co-chair of PCAST](https://postcutoff.com/e/2026-03-26-david-sacks-steps-down-ai-czar-pcast/) (Policy & safety; White House). For about six months there was no formal White House AI czar. Source: https://techcrunch.com/2026/03/26/david-sacks-is-done-as-ai-czar-heres-what-hes-doing-instead/
- [Suno v5.5 lets users sing with their own cloned voice and fine-tune personal models](https://postcutoff.com/e/2026-03-26-suno-v5-5-voices-custom-models/) (Media generation; Suno). It moved consumer AI music from "generic song" toward "your voice, your sound". Source: https://about.suno.com/blog/v5-5

## Wednesday 25 March 2026

- [ARC Prize launches ARC-AGI-3, an interactive game benchmark where frontier AI scored under 1%](https://postcutoff.com/e/2026-03-25-arc-agi-3-launch/) (Benchmarks; ARC Prize Foundation; major). It was designed as the hardest-to-game AGI benchmark of 2026; within six months it was largely cracked (see GPT-6 Astra entry), illustrating the pace of agentic progress. Source: https://arcprize.org/arc-agi/3
- [Study: in 32% of model pairs, the reasoning model with the lower list price costs more](https://postcutoff.com/e/2026-03-25-price-reversal-cheaper-reasoning-models/) (Research; Stanford, Carnegie Mellon University, UC Berkeley, Microsoft Research). Enterprise AI budgets are increasingly token-metered, so per-token price comparisons can mislead. Source: https://arxiv.org/abs/2603.23971

## Tuesday 24 March 2026

- [OpenAI shuts down Sora](https://postcutoff.com/e/2026-03-24-openai-shuts-down-sora/) (Media generation; OpenAI, Disney). It is the clearest example of a frontier lab abandoning a flagship consumer product because of compute costs. Source: https://help.openai.com/en/articles/20001152-what-to-know-about-the-sora-discontinuation
- [Amazon acquires Fauna Robotics, maker of the kid-sized Sprout humanoid](https://postcutoff.com/e/2026-03-24-amazon-acquires-fauna-robotics/) (Robotics; Amazon, Fauna Robotics). It marks Big Tech's consumer-humanoid race: Amazon (Fauna, March), Meta (ARI, May) and OpenAI (in-house humanoid, August) all made humanoid moves in 2026. Source: https://www.therobotreport.com/amazon-acquires-humanoid-developer-fauna-robotics/

## Monday 23 March 2026

- [Mistral releases Voxtral TTS, an open-weight 4B text-to-speech model with 3-second voice cloning](https://postcutoff.com/e/2026-03-23-mistral-voxtral-tts/) (Open source; Mistral AI). With both open ASR and open TTS, Mistral became one of the few frontier labs offering a full open-weight voice stack, giving European and self-hosting customers an alternative to ElevenLabs and OpenAI voices. Source: https://mistral.ai/news/voxtral-tts
- [DFRLab exposes 26 AI-generated YouTube 'news' channels that farmed ~1.8B views from war coverage](https://postcutoff.com/e/2026-03-23-dfrlab-ai-youtube-war-news-network/) (Policy & safety; Atlantic Council DFRLab, YouTube). It shows that generative AI has made "slop news" both profitable and politically useful at scale on a mainstream platform. Source: https://dfrlab.org/2026/03/23/ai-generated-youtube-channels-co-opt-war-coverage-to-farm-nearly-two-billion-views/

## Saturday 21 March 2026

- [Musk launches Terafab, a $20–25B Tesla–SpaceX–xAI AI chip fab project in Austin aiming at 1 terawatt of compute a year](https://postcutoff.com/e/2026-03-21-terafab-announced/) (Chips & compute; Tesla, SpaceX, xAI). It is the most ambitious attempt by an AI company to make its own chips rather than rely on TSMC, and it frames compute in power terms (terawatts). Source: https://electrek.co/2026/03/22/tesla-spacex-terafab-chip-factory-ai-desperation/

## Friday 20 March 2026

- [White House sends Congress a National AI Policy Framework calling for preemption of state AI laws](https://postcutoff.com/e/2026-03-20-white-house-national-ai-policy-framework/) (Policy & safety; White House, US Government). Federal preemption would decide whether US AI regulation is set by states or by a single, lighter-touch national standard. Source: https://www.ropesgray.com/en/insights/alerts/2026/03/the-white-house-legislative-recommendations-national-policy-framework-for-artificial-intelligence-an

## Tuesday 17 March 2026

- [Midjourney V8 alpha: a rebuilt GPU-native model, ~5x faster, with native 2K](https://postcutoff.com/e/2026-03-17-midjourney-v8-alpha/) (Media generation; Midjourney). Midjourney remains the leading independent image generator; the platform rewrite lets it iterate faster against Google, OpenAI and Chinese rivals. Source: https://docs.midjourney.com/hc/en-us/articles/32199405667853-Version

## Monday 16 March 2026

- [NVIDIA GTC 2026: Vera Rubin platform, Groq 3 LPX, Feynman preview and $1T demand outlook](https://postcutoff.com/e/2026-03-16-nvidia-gtc-2026-vera-rubin-feynman/) (Chips & compute; NVIDIA; major). It set the hardware roadmap that most frontier labs' 2026-2028 compute plans depend on, and signaled NVIDIA's push into inference-specialized silicon and agent software. Source: https://blogs.nvidia.com/blog/gtc-2026-news/
- [NVIDIA previews the GR00T N2 world action model and announces Cosmos 3 at GTC 2026](https://postcutoff.com/e/2026-03-16-nvidia-gtc-2026-robotics-groot-n2-cosmos-3/) (Robotics; NVIDIA). NVIDIA is pitching world-model-based policies and human video as a way to trade scarce robot teleoperation data for compute. Source: https://nvidianews.nvidia.com/news/nvidia-and-global-robotics-leaders-take-physical-ai-to-the-real-world

## Tuesday 10 March 2026

- [AlphaEvolve improves lower bounds for nine classical Ramsey numbers](https://postcutoff.com/e/2026-03-10-alphaevolve-ramsey-lower-bounds/) (Science & math; Google). Small Ramsey numbers are among the most-studied computational problems in combinatorics; AI-found improvements across nine at once showed the reach of evolutionary LLM search. Source: https://arxiv.org/abs/2603.09172

## Monday 9 March 2026

- [Fish Audio open-sources S2](https://postcutoff.com/e/2026-03-09-fish-audio-s2-open-source/) (Open source; Fish Audio). It made open TTS with fine-grained, LLM-style prompt control and production streaming available to the public, and set the open-weights bar for most of 2026. Source: https://fish.audio/blog/fish-audio-open-sources-s2/

## Thursday 5 March 2026

- [OpenAI releases GPT-5.4 with native computer use](https://postcutoff.com/e/2026-03-05-gpt-5-4/) (Model releases; OpenAI; major). First OpenAI mainline model to beat the human baseline on OSWorld-Verified, marking computer-use agents as a mainstream capability. Source: https://openai.com/index/introducing-gpt-5-4/
- [Netflix acquires Ben Affleck's AI post-production startup InterPositive](https://postcutoff.com/e/2026-03-05-netflix-acquires-interpositive-affleck/) (Business; Netflix, InterPositive). Netflix's 10-Q filing (reported July 2026) showed a cash price of about $587M. Source: https://www.boston.com/culture/entertainment/2026/03/05/ben-affleck-netflix-ai-interpositive/

## Monday 2 March 2026

- [Galbot raises RMB 2.5B, a record single round for Chinese embodied AI, at a >$3B valuation](https://postcutoff.com/e/2026-03-02-galbot-raises-2-5b-yuan/) (Business; Galbot). Galbot runs its wheeled G1 robots on the AstraBrain end-to-end VLA stack in retail, pharmacies and factories (e.g. CATL), and showed them in Europe at IFA 2026. Source: https://www.geekpark.net/news/360789

## March 2026, day not recorded

- [Math Inc's Gauss formalises Viazovska's sphere-packing proofs in dimensions 8 and 24, fixing errors in the originals](https://postcutoff.com/e/2026-03-01-gauss-sphere-packing-formalization/) (Science & math; Math Inc; major). AI autoformalization reached Fields-Medal-level proofs, strengthening the case that formal verification can keep up with the flood of AI-generated mathematics. Source: https://arxiv.org/abs/2604.23468
- [RAVEN machine-learning pipeline validates 118 new planets in TESS data](https://postcutoff.com/e/2026-03-25-raven-tess-118-new-planets/) (Science & math; University of Warwick). It continues AI's role as the main filter for exoplanet surveys. Source: https://warwick.ac.uk/news/pressreleases/ai-approach-uncovers-dozens-of-hidden-planets/

## Saturday 28 February 2026

- [Claude Opus 4.6 solves an open Hamiltonian-cycle problem, Donald Knuth reports](https://postcutoff.com/e/2026-02-28-knuth-claudes-cycles/) (Science & math; Anthropic, Stanford University; major). Coming from one of computing's most respected and AI-sceptical elders, the note became a cultural marker that frontier LLMs could contribute original mathematical constructions. Source: https://www-cs-faculty.stanford.edu/~knuth/papers/claude-cycles.pdf

## Friday 27 February 2026

- [Pentagon designates Anthropic a "supply chain risk" after it refuses surveillance and autonomous-weapons uses](https://postcutoff.com/e/2026-02-27-pentagon-designates-anthropic-supply-chain-risk/) (Policy & safety; Anthropic; major). This was the most serious clash yet between a US frontier lab's safety or usage policies and the federal government. Source: https://www.anthropic.com/news/statement-department-of-war

## Thursday 26 February 2026

- [Google launches Nano Banana 2 (Gemini 3.1 Flash Image)](https://postcutoff.com/e/2026-02-26-nano-banana-2/) (Media generation; Google DeepMind, Google). Image generation/editing became a major driver of Gemini adoption (Google later reported 150M+ images generated daily in the Gemini app). Source: https://blog.google/innovation-and-ai/technology/ai/nano-banana-2/

## Wednesday 25 February 2026

- [Google acquires ProducerAI, later relaunched as Google Flow Music](https://postcutoff.com/e/2026-02-25-google-acquires-producerai/) (Business; Google, ProducerAI). Google gained a dedicated music-creation product and team, putting it in direct competition with Suno and Udio with an in-house model stack. Source: https://blog.google/innovation-and-ai/models-and-research/google-labs/create-music-production-plugins-google-flow/

## Monday 23 February 2026

- [Anthropic's COBOL-modernization blog post sends IBM down 13%, its worst day since 2000](https://postcutoff.com/e/2026-02-23-anthropic-cobol-blog-ibm-stock-plunge/) (Business; Anthropic, IBM). It is a clear early-2026 example of a frontier-lab announcement moving the share price of an incumbent software and services firm. Source: https://claude.com/blog/how-ai-helps-break-cost-barrier-cobol-modernization
- [Anthropic accuses DeepSeek, Moonshot and MiniMax of 'distillation attacks'](https://postcutoff.com/e/2026-02-23-anthropic-distillation-attacks-report/) (Policy & safety; Anthropic, DeepSeek, Moonshot AI, MiniMax). "Distillation attacks" became a named security and policy issue in 2026. Source: https://www.anthropic.com/news/detecting-and-preventing-distillation-attacks

## Saturday 21 February 2026

- [India AI Impact Summit ends with New Delhi Declaration endorsed by ~90 countries](https://postcutoff.com/e/2026-02-21-new-delhi-declaration-ai-impact-summit/) (Policy & safety; Government of India). It broadened AI governance diplomacy toward the Global South while leaving frontier-safety commitments voluntary. Source: https://www.pib.gov.in/PressReleasePage.aspx?PRID=2231208&reg=3&lang=1

## Thursday 19 February 2026

- [Google releases Gemini 3.1 Pro, scoring 77.1% on ARC-AGI-2](https://postcutoff.com/e/2026-02-19-gemini-3-1-pro/) (Model releases; Google DeepMind, Google; major). The ARC-AGI-2 jump was among the largest single-release gains on that benchmark. Source: https://blog.google/innovation-and-ai/models-and-research/gemini-models/gemini-3-1-pro/

## Wednesday 18 February 2026

- [Google launches Lyria 3](https://postcutoff.com/e/2026-02-18-google-lyria-3-gemini-app/) (Media generation; Google DeepMind, Google). It put a Suno-class song generator in front of Gemini's mass consumer audience and gave developers a first-party, pay-per-song music API with watermarking and C2PA credentials. Source: https://blog.google/innovation-and-ai/products/gemini-app/lyria-3/

## Tuesday 17 February 2026

- [Anthropic releases Claude Sonnet 4.6](https://postcutoff.com/e/2026-02-17-claude-sonnet-4-6/) (Model releases; Anthropic). It was the workhorse default model for most Claude users in the first half of 2026. Source: https://hidekazu-konishi.com/entry/anthropic_claude_model_release_timeline.html

## Saturday 14 February 2026

- [AI solves about half of 10 unpublished research problems in the 'First Proof' challenge](https://postcutoff.com/e/2026-02-14-first-proof-challenge/) (Science & math; Google DeepMind, OpenAI). It gave a cleaner measure than olympiads of whether AI can do research maths: at the time, about half the time. Source: https://1stproof.org/

## Friday 13 February 2026

- [GPT-5.2 conjectures, and an OpenAI model proves, that 'single-minus' gluon tree amplitudes are nonzero](https://postcutoff.com/e/2026-02-13-gpt-5-2-single-minus-gluon-amplitudes/) (Science & math; OpenAI, Institute for Advanced Study, Harvard University, University of Cambridge, Vanderbilt University). It is a showcase of LLMs as conjecture engines in theoretical physics, though critics dispute its physical significance and the AI's share of the insight. Source: https://openai.com/index/new-result-theoretical-physics/

## Thursday 12 February 2026

- [Anthropic raises $30B Series G at $380B valuation](https://postcutoff.com/e/2026-02-12-anthropic-series-g-380b/) (Business; Anthropic). This round was the first step in a year in which Anthropic's valuation rose about 2.5x in three months, to $965B by May. Source: https://www.anthropic.com/news/anthropic-raises-30-billion-series-g-funding-380-billion-post-money-valuation

## Wednesday 11 February 2026

- [DeepMind's Aletheia agent and Gemini Deep Think report autonomous Erdős solutions and new physics and CS results](https://postcutoff.com/e/2026-02-11-deepmind-aletheia-deep-think-science/) (Science & math; Google DeepMind; major). Google's answer to OpenAI's maths push showed that several labs could now produce publishable research-level results, although many were on problems nobody had seriously attacked. Source: https://deepmind.google/blog/accelerating-mathematical-and-scientific-discovery-with-gemini-deep-think/
- [Apptronik raises $520M at $5B valuation to scale Apollo humanoid](https://postcutoff.com/e/2026-02-11-apptronik-520m-series-a-x/) (Business; Apptronik, Google). Apptronik is the main hardware partner for Google's robot foundation models, the Android-style path for humanoids as opposed to Tesla's or Figure's in-house stacks. Source: https://apptronik.com/company/press-releases
- [Ai2 launches MolmoSpaces, an open simulation ecosystem and leaderboard for generalist robot policies](https://postcutoff.com/e/2026-02-11-ai2-molmospaces/) (Benchmarks; Ai2). Robot learning lacked shared benchmarks like those language models have. Source: https://allenai.org/blog/molmospaces

## Tuesday 10 February 2026

- [Isomorphic Labs unveils IsoDDE drug-discovery engine, hailed as 'an AlphaFold 4'](https://postcutoff.com/e/2026-02-10-isomorphic-isodde/) (Science & math; Isomorphic Labs, Google DeepMind). Shows AI structural biology continuing to advance fast, but also a shift from DeepMind's open-science AlphaFold tradition toward proprietary commercial models. Source: https://www.nature.com/articles/d41586-026-00365-7

## Thursday 5 February 2026

- [Anthropic releases Claude Opus 4.6 with 1M context, adaptive thinking and agent teams](https://postcutoff.com/e/2026-02-05-claude-opus-4-6/) (Model releases; Anthropic). It made 1M-token context and adaptive thinking standard features of Anthropic's flagship line. Source: https://www-cdn.anthropic.com/14e4fb01875d2a69f646fa5e574dea2b1c0ff7b5.pdf
- [OpenAI releases GPT-5.3-Codex, a model 'instrumental in creating itself'](https://postcutoff.com/e/2026-02-05-gpt-5-3-codex/) (Agents; OpenAI). OpenAI's claim that the model helped build itself is an early public marker of AI-accelerated AI development; its capabilities were folded into GPT-5.4 a month later. Source: https://openai.com/index/introducing-gpt-5-3-codex/
- [GPT-5 autonomously runs 36,000 experiments in Ginkgo's cloud lab, cutting protein-synthesis cost 40%](https://postcutoff.com/e/2026-02-05-gpt-5-ginkgo-autonomous-lab/) (Science & math; OpenAI, Ginkgo Bioworks). It is a concrete, economically meaningful result from an LLM driving a physical lab end-to-end. Source: https://openai.com/index/gpt-5-lowers-protein-synthesis-cost/
- [Kling 3.0: unified multimodal video model with native audio and multi-shot 'AI Director'](https://postcutoff.com/e/2026-02-05-kling-3-0/) (Media generation; Kuaishou, Kling AI). It set the bar for Chinese video models in early 2026 and was followed by Kling 4.0 in September. Source: https://ir.kuaishou.com/news-releases/news-release-details/kling-ai-launches-30-model-ushering-era-where-everyone-can-be

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