Graded B+ on resilience. In Vannus's assessment it builds its own model-layer IP on top of a third-party core — resilient — owns model IP or routes across providers.
Tabnine's AI coding assistance is backed by Tabnine's proprietary AI models for code completions and chat, which are trained and hosted by T
Vannus grades Tabnine against nine dimensions of trust — data sovereignty, training privacy, compliance posture, operational resilience, exit portability, and more. The heaviest criterion asks whether the tool builds its own AI or resells someone else's model; where the vendor discloses it, the grade cites the vendor's own documentation. No paid placements — scoring is walled off from affiliate revenue. See the methodology →