// Episodes
Every briefing.
Weekly AI news — what changed, what it means, what to ignore.
2026
12 episodesAnthropic had the single most concentrated week of momentum any frontier lab has put together since GPT-4 launched
Anthropic had the single most concentrated week of momentum any frontier lab has put together since GPT-4 launched. Andrej Karpathy joined the company. Reporting says Anthropic is about to post its first-ever profitable quarter. Pope Leo XIV published the Vatican's first AI encyc…
Interpretability went from research curiosity to production tool — and the timing is not an accident
Interpretability went from research curiosity to production tool — and the timing is not an accident. Anthropic shipped Natural Language Autoencoders (NLAs), a method that decodes a model's internal activations into plain English, and used it to catch a cheating model and diagnos…
GPT-5.5 launched, beat Opus 4.7 on benchmarks
GPT-5.5 launched, beat Opus 4.7 on benchmarks. OpenAI shipped GPT-5.5 seven days after Anthropic's Opus 4.7 — the two models traded leadership across coding, reasoning, and multimodal benchmarks in the same week. The Neuron's read: "the two models feel like they swapped souls." A…
Anthropic shipped Claude Opus 4.7 on Thursday April 16; OpenAI counter-punched with a full Codex overhaul hours later
Anthropic shipped Claude Opus 4.7 on Thursday April 16; OpenAI counter-punched with a full Codex overhaul hours later. Same week: Anthropic's own AI beat Anthropic's alignment researchers. GPT-5.4 Pro produced a "Book Proof" for a 60-year-old Erdős conjecture. Sam Altman's house …
The race is getting faster and stranger
The race is getting faster and stranger. Anthropic has a model so capable they're scared to ship it. Meta came back from the dead with a credible frontier release. OpenAI raised the biggest round in history while their secondary market quietly went cold. And OpenAI's own source c…
OpenAI closed a $122 billion round at a $852 billion post-money valuation, framed publicly as "compute as the compounding moat."
OpenAI closed a $122 billion round at a $852 billion post-money valuation, framed publicly as "compute as the compounding moat." Hours later, SoftBank surfaced as the ongoing financial backbone — a $40B bridge loan reported, a follow-on tranche officially executed. Microsoft ship…
This week's AI story isn't a new model — it's the real-world constraints catching up: power, policy, platform risk, and the messy reality of agents living inside production workflows
This week's AI story isn't a new model — it's the real-world constraints catching up: power, policy, platform risk, and the messy reality of agents living inside production workflows. OpenAI shut down Sora, acquired Astral, and shelved its erotic-chatbot plan. EU lawmakers voted …
This week's AI story wasn't a single model drop — it was distribution, control, and power showing up in three places at once: chips, agents, and regulation
This week's AI story wasn't a single model drop — it was distribution, control, and power showing up in three places at once: chips, agents, and regulation. Nvidia got Beijing approval for H200 sales in China and restarted manufacturing. Microsoft unified Copilot teams; Suleyman …
AI's "scale era" turned into procurement, policy, and platform reality in real time
AI's "scale era" turned into procurement, policy, and platform reality in real time. OpenAI raised $110B at a $730B pre-money valuation (Reuters framed it as $840B post). Hours later: GPT-5.4 (Thinking + Pro) shipped across ChatGPT, API, and Codex with experimental 1M context. Go…
Compute musical chairs: Nvidia posts record numbers, Meta rents Google TPUs, Anthropic acquires Vercept for "computer use," Anthropic squares off with the Pentagon, and Perplexity ships a 19-model "Computer" agent
Compute musical chairs: Nvidia posts record numbers, Meta rents Google TPUs, Anthropic acquires Vercept for "computer use," Anthropic squares off with the Pentagon, and Perplexity ships a 19-model "Computer" agent. Multi-supplier compute is going mainstream, and orchestration — n…
Three currencies showed up at once: latency, capital, and regulation
Three currencies showed up at once: latency, capital, and regulation. OpenAI's GPT-5.3-Codex-Spark went real-time on Cerebras hardware. Anthropic raised $30B at a $380B post-money valuation. Google upgraded Gemini 3 Deep Think and pushed it as a science-grade product surface. Nvi…
The week the AI industry quietly admitted the next phase is governance, plumbing, and unit economics — not better demos
The week the AI industry quietly admitted the next phase is governance, plumbing, and unit economics — not better demos. OpenAI launched ChatGPT Go globally with ads coming to Free/Go tiers. Anthropic updated Claude's constitution and released it under CC0. The US House Foreign A…