AI Round-up: 26 August 2026

Perplexity launched Portable Computer with Nvidia for local-first agent work on DGX Spark, claiming an on-device 27B model and agent harness can reach 85.4% on its knowledge-work evaluation. OpenAI published the first results from its Jalapeño inference chip, saying the architecture improves throughput, latency and intelligence per watt, while also introducing $100 ChatGPT Business Premium seats.

OpenAI and partners opened a WebMCP challenge for agent-ready sites as its browser extension expanded to Edge, Brave, Opera and Vivaldi. Anthropic funded research into AI and wellbeing and reportedly outlined a $30 trillion revenue opportunity; Microsoft consolidated its AI at Work roadmap, Google expanded Gemini Enterprise for legal work, and Australia barred fully AI-generated music from its charts.