Model reference · open weights

neutts-2e

neutts-2e is an open-weight audio or speech model from neuphonic. neutts-2e (BF16) weighs 472 MB; the smallest configuration that runs it is RTX 3060 12 GB.

• NeuTTS-2E is a text-to-speech model developed by Neuphonic that supports English and offers control over six emotions plus neutral across four fixed speakers.
• The model contains approximately 236 million total parameters and is designed for fast, on-device inference on CPU hardware.
• It is distributed under an other license and includes watermarked audio outputs by default.

Summary of the neuphonic/neutts-2e model card, 2026-10-01

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