NVIDIA releases MagpieTTS Multilingual 357M v2607, 12 languages with preset voices
MagpieTTS Multilingual 357M v2607 covers 12 languages with five preset voices; voice cloning was removed. NVIDIA Open Model License.
The AI that actually shipped
MagpieTTS Multilingual 357M v2607 covers 12 languages with five preset voices; voice cloning was removed. NVIDIA Open Model License.
Gemma-3-4B-based, 12 languages, text plus one image, with custom-policy mode. Open licence plus Gemma terms; card dated 2 June 2026.
Predecessor to 3.5: 4B, 12 languages, 23 safety categories. Released 16 March 2026 under the NVIDIA open model licence plus Gemma terms.
Nemotron 3 Nano is a 30B hybrid Mamba-2 and MoE model with 3.5B active parameters, under the NVIDIA Nemotron Open Model License.