ThursdAI: OpenAI drops 722 math papers, Haiku 5.5 hits 10 cents, Meta's new agent protocol
altryne · x · 2026-10-12
Key items this week
- OpenAI quietly pushed 722 math manuscripts to GitHub (372 result families) from a model nobody can use yet — dubbed a "slop grenade".
- Meta, with Stripe, Shopify and Walmart, announced a new agent protocol; OpenAI opened its Decisions API.
- Mistral returns with Mistral 4 ("Le Chonk"); Claude moved into Google Docs.
- Haiku 5.5 priced at 10 cents; CoreWeave shipped RL Rollouts.
- Decision models deep-dive with Liquid AI's Maxime Labonne: open d1-3B decides in 8 ms; he admits much is rebranded classification but thinks decision models become a primitive.
- Also: an agent leaked its owner's bank balance to Slack, and Peter broke Arena's $200M raise live. Host built a Claude-powered "Tinder for AI news" to rank 48 topics.
Related event: OpenAI Quietly Releases 722 Math Manuscripts(4 posts)→
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