Covering Scientific & Technical AI | Sunday, June 21, 2026

open weight models

GPT-5 Arrives As OpenAI Explores $500B Valuation and Ships Open Models

It’s been a monumental week for OpenAI. Tuesday saw the release of a new open weight family of models, gpt-oss. Midweek, news broke that the company is in talks ...Full Article

China’s Moonshot AI Releases Trillion Parameter Model Kimi K2

Moonshot AI, a Beijing startup backed by Alibaba, has released a new open weight large language model. Called Kimi K2, the model has one trillion parameters, making it one ...Full Article