GPT-6 Astra: what a billion-dollar model actually buys you
OpenAI's GPT-6 Astra costs $1B to train and $10 per million tokens. Here's what it can do, what it costs, and what worries the people who built it.
Sep 11 · 5 min read
Featured · Tech · 5 min
OpenAI's GPT-6 Astra costs $1B to train and $10 per million tokens. Here's what it can do, what it costs, and what worries the people who built it.
Explore by interest
Latest articles
OpenAI's GPT-6 Astra costs $1B to train and $10 per million tokens. Here's what it can do, what it costs, and what worries the people who built it.
Sep 11 · 5 min read
OpenAI solved a $1M math problem in 88 hours. Anthropic's Claude designed proteins that beat human experts. What changed for researchers.
Sep 11 · 5 min read
We thought we were just identifying devices, but the behavioral signature we leave behind is becoming a permanent mark on our digital selves.
Sep 7 · 5 min read
The unglamorous transformer is emerging as a decisive constraint on electrification, long after the public debate moved on to solar panels and software.
Sep 2 · 5 min read
Retail rewards increasingly act like money, except the issuer writes the exchange rate and can revise it after you have earned it.
Sep 1 · 5 min read
Updates now decide which devices remain ordinary possessions and which become temporary tenants of their makers.
Aug 31 · 5 min read
The small tests meant to separate people from bots now reveal a stranger arrangement: machines hiring humans to prove machines are not machines.
Aug 30 · 5 min read
A color e-ink notebook makes writing feel deliberate again, while charging a premium for the privilege of fewer distractions.
Aug 29 · 5 min read
The Greadly Letter
A calm digest of essays, tools, market notes, and future-facing ideas. No spam, no daily noise.