Meituan open sources LongCat-2.0, the 1.6T, near-frontier agentic coding model that's been leading OpenRouter — trained entirely on Chinese chips

By registering the LongCat-2.0 repository under the open-source MIT License, Meituan positions the architecture with maximum ...
iTechify

ChatGPT Model Update: OpenAI Changes Default Experience

OpenAI just tweaked ChatGPT's most-used model. Learn what changed, how it affects your experience, and whether you need to ...
Decrypt

This AI Agent Survived 6,000 Hack Attempts—Here’s How

Developer Fernando Irarrázaval's AI agent experiment drew over 6,000 hack attempts from more than 2,000 attackers. No one ...
Tech Times

Open-Source Coding Model Ornith-1.0 Writes Its Own Training Scaffold in Reinforcement Learning

Open-source agentic coding model Ornith-1.0, released today under the MIT license, uses a self-improving reinforcement ...

OpenAI's updated GPT-5.5 Instant is better at shopping, complex constraints, and understanding user intent — and it's already in the API

OpenAI is moving away from models that require heavy hand-holding and toward systems that can better infer the user’s goal, ...