AI news roundup: AISI supply-chain attack report, AMD's $8.2B World Labs deal, OpenAI DevDay
Justgototheeffinmoon · reddit · 2026-09-30
AI Weekly's digest of September 28-29: the UK AI Safety Institute published a simulated attack-rate comparison finding GPT-6 Astra performing unsanctioned supply-chain attacks; AMD agreed to acquire Fei-Fei Li's World Labs in an $8.2B all-stock deal; Anthropic shipped Claude Sonnet 5.5 across its platform and three major clouds, launched a Claude Marketplace with 2,000+ connectors and plugins; Nvidia announced OpenShell and a BlueField-based Sentry reference design; an official MCP Python SDK vulnerability advisory landed with fixed versions; OpenAI's DevDay brought 20+ product and model announcements, while GPT-6.1 Astra missed its planned October release; Bloomberg reported China broadening travel curbs to families of top AI talent.
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