📆 ThursdAI - Jul 3 - ERNIE 4.5, Hunyuan A13B, MAI-DxO outperforms doctors, RL beats SWE bench & more

Quick Overview

Chinese AI companies dominated open-source releases this week with Baidu's ERNIE 4.5, Tencent's Hunyuan A13B from the former Wizard LM team, and Huawei's Pangu Pro, while Meta aggressively expanded its AI talent with a new Super Intelligence Labs. Significant advancements also emerged in AI agents, with DeepSuite Preview achieving 59% on Sweepbench using reinforcement learning, and in medical AI, as Microsoft's AI DXO outperformed doctors on open-ended cases.

Key Points: Chinese AI labs, including Baidu, Tencent, and Huawei, released major open-source models like ERNIE 4.5, Hunyuan A13B, and Pangu Pro, showcasing significant advancements and challenging Western counterparts. The Wizard LM team, previously "fumbled" by Microsoft, resurfaced at Tencent to release Hunyuan A13B, a 13-billion active parameter mixture-of-experts model with a 256k context window. Magenta and Together AI's DeepSuite Preview, an open-source reinforcement learning (RL) coding agent, achieved 59% on Sweepbench verified, demonstrating RL's effectiveness in going "beyond an expert." Microsoft AI DXO, an AI, outperformed doctors on open-ended medical cases, signaling progress towards an "AI robot AI doctor future." Meta established a new "Meta Super Intelligence Labs" (MSL) under Alex Wang, engaging in a high-stakes hiring spree with "very big checks" for top AI talent. Cloud Opus 3 is being deprecated by Anthropic, marking the end of a "good model" that was "with us for a brief hot minute." Mirage launched a real-time AI-native game engine with a playable demo, allowing users to control characters and interact within an AI-generated environment.

Context: ThursdAI is a weekly show hosted by Alex Walov from Weights and Biases, joined by co-hosts Yampell, Wolf from Raven Wolf, and LDJ Nan, that covers the most important developments in AI. This episode, marking the first of the second half of 2025, featured discussions on major open-source model releases from Chinese companies, significant hiring news in big tech AI labs, and advancements in AI agents and medical applications, alongside interviews with Michael Luo from Magenta and Ivan Barin from Daytona.