Sounds pretty good, although still lacking in natural-sounding tone sandhi (e.g. try 一下, it should be yi2xia4 instead of yi1xia4).
Re:Seamless: Meta's New Speech Models
by 999900000999 on Friday December 01, 2023 @10:31PM
(#38495619)
Do you have a favorite Chinese learning app ?
I don't have the expertise to judge the quality of Mandarin pronunciation myself, being a beginner. But it sounds OK in English and it's made by native Mandarin speakers in China so I expect that it sounds better in Mandarin than English.