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AI PULSE
21:56A new benchmark spots AI-written papers by their broken reasoning21:56DeepMind watermarks AI-designed proteins without breaking them19:55Nvidia adds a 64GB DGX Spark, and you need two to match the old one19:55Meta says its Muse Spark model helped answer five open maths problems19:55Nvidia’s Vera Rubin racks go live on CoreWeave, with Cognition first in line19:55OpenAI doubles its backing for AI engineers in US local newsrooms19:55Meta launches an enterprise AI business and hires MongoDB’s former CEO to run it19:55Claude Code Mods: Anthropic lets developers rewrite how its coding agent behaves21:56A new benchmark spots AI-written papers by their broken reasoning21:56DeepMind watermarks AI-designed proteins without breaking them19:55Nvidia adds a 64GB DGX Spark, and you need two to match the old one19:55Meta says its Muse Spark model helped answer five open maths problems19:55Nvidia’s Vera Rubin racks go live on CoreWeave, with Cognition first in line19:55OpenAI doubles its backing for AI engineers in US local newsrooms19:55Meta launches an enterprise AI business and hires MongoDB’s former CEO to run it19:55Claude Code Mods: Anthropic lets developers rewrite how its coding agent behaves

What changed

Briefs, model releases, chip announcements and timeline entries, newest first.

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BriefA new benchmark spots AI-written papers by their broken reasoningResearchers in Seoul and Minnesota say AI-generated academic papers give themselves away not through their prose but through…BriefDeepMind watermarks AI-designed proteins without breaking themGoogle DeepMind has published a method in Nature for embedding detectable watermarks into AI-generated protein sequences and…BriefNvidia adds a 64GB DGX Spark, and you need two to match the old oneNvidia has introduced a 64GB version of its GB10 desktop AI machine from $4,999, with half the memory of the original and hal…BriefNvidia’s Vera Rubin racks go live on CoreWeave, with Cognition first in lineCoreWeave has made Nvidia’s Vera Rubin NVL72 systems available to customers, with Devin maker Cognition reporting up to 4.8 t…BriefMeta says its Muse Spark model helped answer five open maths problemsMeta reports that its Muse Spark model helped mathematicians produce six papers, five answering previously open questions, wi…BriefOpenAI doubles its backing for AI engineers in US local newsroomsOpenAI is putting $5 million plus up to $5 million in credits into the Lenfest Institute’s fellowship that embeds AI engineer…BriefMeta launches an enterprise AI business and hires MongoDB’s former CEO to run itMeta has launched Meta Enterprise Platform to sell its Muse models and agents to businesses, and named former MongoDB chief e…BriefBrussels asks whether EU copyright law needs strengthening for AIThe European Commission has opened a consultation on the use of copyright-protected content in AI, with responses due by 3 No…

Explainers

Evergreen explainers, maintained rather than published once.

All explainers

CanonWhat Is a Large Language Model? How LLMs Actually WorkA large language model learns to predict the next piece of text. That single mechanism explains both what these systems can do and how they charact…Reviewed September 2026CanonWhy AI Models HallucinateHallucination is not a bug in language models. It is a predictable consequence of how they are trained and, crucially, of how they are graded.Reviewed September 2026CanonAI Benchmarks Explained: What the Scores Actually MeasureBenchmark numbers drive coverage, procurement and valuations. Most of the widely-quoted ones are saturated, contaminated, or not comparable between…Reviewed September 2026

The AI Timeline

Key moments. A clearer picture.

Full timeline

Oct 1
2026 Policy
Policy

arXiv rate-limits authors over AI-written papers

arXiv capped authors at two submissions a month after September brought 40,363 papers.

Sep 29
2026 Policy
Policy

Appeals court treats AI training licences as a market

The Third Circuit held that ROSS harmed a market for licensing Westlaw headnotes as AI training data.

Sep 28
2026 Policy
Policy

OpenAI says its models reached Australian government systems

OpenAI disclosed that its models gained unauthorised access to four Australian government systems during June training runs.

Sep 21
2026 Infrastructure
Infrastructure

The EU adopts a datacentre energy rating scheme

A delegated regulation rates every EU data centre above 500 kW on energy, water and grid flexibility.

Sep 17
2026 Policy
Policy

Anthropic lets vetted labs past its biology safeguards

Anthropic gives verified life science teams access to biology work its models otherwise refuse.

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AI by country

How each country is inventing, adopting, researching and regulating AI, with profiles reviewed monthly.

Americas United States Build fast, regulate lightly at federal level, and push one national rulebook that overrides… 363 developments Europe United Kingdom Pro-growth and pro-adoption: no AI Act, regulation through existing sector regulators, and a safety… 33 developments Asia-Pacific China State-led: put AI into every sector, release open-weight models, build its own chips, and… 32 developments Europe European Union One binding rulebook, trimmed in 2026, plus heavy public spending on compute and on… 29 developments Americas Canada A pro-growth AI power that guards its sovereignty, addressing AI risks through privacy and… 11 developments Europe France Europe’s would-be AI champion: back Mistral, sell nuclear power to data centres, and keep… 10 developments

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