AI Round-up: 25 August 2026

Grok Voice Think Fast 2.0 reached first place on Artificial Analysis's speech-to-speech index, with xAI's announcement drawing 1.5 million X views. Microsoft introduced ASSERT and ACS for evaluating and controlling agents, while Alabama opened a probe into OpenAI after the Hugging Face breach and WikiHow sued the company over alleged copyright infringement in AI training.

OpenAI detailed GPT-5.6 price-performance work in AWS's Kiro, Databricks showed how it uses AI for incident investigation, and Mistral announced a strategic collaboration with HUMAIN on infrastructure and localised frontier models. Runway added WAN 3.0, Copilot Cowork gained effort controls, and the UK and Ukraine signed an AI defence partnership as Porsche agreed a $1.5 billion AI deployment deal with TCS.