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AI PULSE
01:41How Self-Driving Actually Works: SAE Levels 0–5 and the State of Play01:41The AI Compute Stack: Why Chips Decide the Race01:41AI Benchmarks Explained: What the Scores Actually Measure01:40Why AI Models Hallucinate01:40Tool Use and MCP: How AI Connects to the Real World01:40Fine-Tuning vs RAG vs Prompting: Choosing the Right Approach01:40Reasoning Models Explained: Chain-of-Thought and Test-Time Compute01:40RAG Explained: Giving AI Access to Knowledge It Was Never Trained On01:41How Self-Driving Actually Works: SAE Levels 0–5 and the State of Play01:41The AI Compute Stack: Why Chips Decide the Race01:41AI Benchmarks Explained: What the Scores Actually Measure01:40Why AI Models Hallucinate01:40Tool Use and MCP: How AI Connects to the Real World01:40Fine-Tuning vs RAG vs Prompting: Choosing the Right Approach01:40Reasoning Models Explained: Chain-of-Thought and Test-Time Compute01:40RAG Explained: Giving AI Access to Knowledge It Was Never Trained On

What changed

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

More latest stories →

BriefOpen-weight models close the reasoning gapA new open-weight release matches closed-model performance on multi-step reasoning benchmarks, narrowing a gap that had been…BriefAgents move from demos to workflowsEnterprise deployments of AI agents are shifting from pilots to production, concentrated in narrow, well-instrumented tasks r…BriefInference prices fall, but only on batchBatch inference pricing dropped across three major providers this month. Real-time rates held steady, widening the spread bet…SiliconApple A20 Pro2x the compute power to run on-device AI modelsBriefEU AI Act transparency obligations take effectTransparency requirements for general-purpose AI systems are now in force for providers placing models on the EU market.TimelineThe DOJ backs OpenAI in the New York Times caseFirst federal position on AI training and copyright, shaping the litigation that follows.

The Canon

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

Who builds AI silicon

The companies designing the chips AI runs on — what they actually make, and whether you could ever buy it.

7 of 12 companies here design AI silicon you cannot buy.

See all 12 companies Or compare every chip

The AI Timeline

Key moments. A clearer picture.

Sep 5
2026 Policy
Policy

The DOJ backs OpenAI in the New York Times case

The US government argues transformative public benefit outweighs publisher harm.

Sep 1
2026 Robotics
Robotics

Waymo launches in Denver, San Diego and Tampa

The fleet passes 4,000 vehicles across fourteen US metros.

Aug 19
2026 Robotics
Robotics

Unitree’s IPO values the humanoid maker near $66bn

Public markets price a Chinese humanoid firm above Western rivals.

Aug 13
2026 Models
Models

DeepSeek ships its V4-Pro agentic flagship

The lab that triggered the price war releases a premium-priced model.

Aug 10
2026 Robotics
Robotics

Zoox charges for rides in a vehicle with no steering wheel

Paid service begins in Las Vegas under a federal exemption.

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