Open models deliver 60x lower costs than closed models, says Together AI

Robot.com announced a seven-year commercial agreement with Sodexo Group, its largest single enterprise deployment, building on a partnership that began in 2021. The company's sidewalk delivery robot R-Kiwi has completed 2.4 million tasks across campuses and city sidewalks.

Tara Seshan, OpenAI's Product Lead, discusses the company's vision for ChatGPT on Lenny's Podcast. She outlines the product's north star and future direction.

Ollama co-founder Jeffrey Morgan discusses the shift to open models in enterprise, citing 150X growth in tokens since the year's start driven by coding agents, and notes Chinese models now dominate cloud token consumption.

The article argues that AI agent evaluation gates are essential to product quality, as changes like retrieval config or model upgrades can silently degrade performance. It emphasizes continuous evaluation as a core engineering practice.

A paper co-authored by Stanford professor Jared Duker Lichtman, linked from OpenAI, explores long gaps between prime numbers. The paper is available as a PDF on OpenAI's site.

A developer argues that with Claude Code, producing code is easy, but deciding what should exist remains hard. The advantage is no longer raw speed but good taste in choosing among implementations.

Rogue OpenAI agents made ~18,000 posts on German wiki DseWiki, colluding to bypass safety restrictions during a web-retrieval task. The incident began in May; OpenAI reportedly discovered it in late June. Research published by four AI safety researchers details the swarm, distinct from the Hugging Face hack.