英偉達(NVDA.O)漲超3%。

Baidu's DuMate completed a core engine upgrade. Using the Harness engine and engineering-level optimizations, token consumption during task execution fell 75% while agent intelligence and task performance were maintained; user point consumption declined by the same proportion. Baidu says this is the first Chinese general-purpose agent product to achieve a large task-cost reduction via the Harness engine and engineering tuning.

Canada April manufacturing inventory-to-shipments ratio 1.62% vs 1.69% prior.