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Welsh translation and speech models cy

2 models into Welsh, 2 from Welsh. Best scored into Welsh: English to Welsh (chrF++ 28.7). Best scored from Welsh: Welsh to English (chrF++ 35.1).

Into Welsh

ModelchrF++ (FLORES-200 dev)Licence
English to Welsh best scored
translate-en-cy
28.7 LimitedApache-2.0
English to Welsh
translate-windy-hplt-en-cy
score withheldCC-BY-4.0

From Welsh

ModelchrF++ (FLORES-200 dev)Licence
Welsh to English best scored
translate-cy-en
35.1 UsableApache-2.0
Welsh to English
translate-windy-hplt-cy-en
score withheldCC-BY-4.0

Scores: chrF++ on FLORES-200 dev, 48 sentences, measured 2026-08-04. Method.