NVIDIA on Oct. 21, 2026, expanded its open source Agent Toolkit with NVIDIA Agent Knowledge Foundation, a set of models and libraries meant to let enterprise agents draw on company data without moving it, rebuilding workflows or changing governance controls. The update came at GTC Berlin, seven months after NVIDIA’s March 16 GTC announcement that the toolkit included the OpenShell runtime alongside Nemotron models, the AI-Q blueprint and cuOpt.

The toolkit now lists five parts, according to NVIDIA’s post by Erik Pounds:

Agent Knowledge Foundation, with NVIDIA CUDA-X libraries

open models including Nemotron Retriever and the new Kumo family

the OpenShell secure agent runtime

NemoClaw secure agent blueprints

tools and skills such as NeMo Relay and NeMo Compass

One new piece is Auto-Ontology, a library published on GitHub that NVIDIA said translates raw company data into business concepts such as customers, products and orders and maps how they relate.…