01.AI (Yi)
Kai-Fu Lee's lab behind the open Yi model family
01.AI, founded by Kai-Fu Lee, released the open-weight Yi series that ranked highly on English and Chinese benchmarks. In 2025 it pivoted toward enterprise vertical models and deeper collaboration with Alibaba Cloud amid the intense compute constraints facing Chinese labs.
Model
Yi (open-weight)
How it fits the stack
01.AI (Yi) with what it depends on (above) and what it feeds (below). The figure renders as a crawlable diagram and upgrades to an interactive 3D graph as it scrolls into view.
01.AI (Yi) in the AI stack. 01.AI (Yi) with its immediate upstream dependencies (top) and downstream dependents (bottom) in the AI value chain. Hover a node in 3D, or read the full relationships below.
Graph data (text) — 2 entities, 1 relationships
- 01.AI (Yi) —partners with→ Alibaba Cloud (Aliyun)
Context — capital, rivals, policy · · 1