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Last Week in AI · Thursday, September 24, 2026

OpenAI's 'Millennium Problem' Solved: New Development Hinted

The podcast mentions that OpenAI has a development referred to as 'the millennium problem, solved'. While details are scarce, this is presented as an exciting breakthrough from OpenAI. The release of GPT-6 Astra is also noted as a significant event.

companyOpenAI

The tape

2 quotes
“But we will also be getting around to the millennium problem, solved from OpenAI, which is pretty exciting.”
“Lots of big stories this week.”
Heard on Last Week in AI — “#257 - GPT 6 Astra, AI Extinction, Security Incidents”, published Thursday, September 24, 2026. Heardvine summarizes and quotes with attribution and timestamps, and links to the original everywhere.
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OpenAI's 'Millennium Problem' Solved: New Development Hinted — Heardvine