Specify access and rights asset by asset. “You own your model” is too imprecise to support an exit plan.
Request a schedule covering source datasets and transformations, synthetic examples, base-model identifiers, adapters, checkpoints, evaluation code, prompts, retrieval configuration, serving code and operational documentation. Establish which assets you own, which you license and which cannot be transferred. Test an export in the intended destination before final acceptance.
The Open Source Initiative definition is broader than simply making weights downloadable. A concrete example of terms that require individual review is Meta’s Llama 3.3 licence. No general label replaces reading the exact version used, including teacher-output and downstream redistribution terms.