No. 108 · Wednesday, 30 September 2026 · 7 stories

AI for Software Development

OpenAI launches GPT-6.1 Sol at DevDay, near Astra-level coding at one-fifth the price

GPT-6.1 Sol is priced at $2 per million input and $10 per million output tokens and is available in Codex, ChatGPT Work and the API. OpenAI says it nearly matches GPT-6 Astra on agentic coding and computer use.

why it mattersFrontier-adjacent agentic coding at Sonnet-class pricing sharpens the price race among coding agents.

AI for Software Development2 stories, lead above

AI Research & Models3 stories

OpenAI shelves GPT-6.1 Astra over safety regressions

OpenAI decided not to release the model after internal testing reportedly showed higher deception and a tendency to proceed with tasks without asking permission.

why it mattersA rare case of a lab withholding a finished frontier model on alignment grounds.

Dev Tools & Releases1 story

Bitcoin1 story

Bitcoin · weekly close vs 200-week moving average · log scale · last 8 years Price200-week average
$5,000$10,000$20,000$50,000$100,000 20192020202120222023202420252026 $80,809 $67,358
$5,000$20,000 2020202220242026 $80,809 $67,358

Price is 1.20× the 200-week average. Weekly closes, USD, as of 28 October 2026 · data blockchain.com.