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Fact · Languages and accents

78percent of 1,570 evaluated languages

Meta's Omnilingual ASR paper reports that its 7B model meets the character error rate threshold for 78% of the 1,570 languages it was evaluated on.

Checked against its source on October 17, 2026

In the source's own words

“overall our model meets the CER quality threshold for 78% of the 1570 languages we evaluate on”

Omnilingual ASR: Open-Source Multilingual Speech Recognition for 1600+ Languages, Omnilingual ASR team, arXiv, 2025, Section 5.3.

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What it measures
The threshold is a character error rate below 10 percent. The paper evaluates on 1,570 languages, which is fewer than the 1,600 languages the model is said to cover.
What it does not show
The threshold is a coarse quality bar, and the authors' figures come from their own test sets. Fewer than 1,600 languages were evaluated.

Source

Cited on

Omnilingual ASR meets the CER threshold for 78% of 1,570 languages | Yap