Multilingual Benchmark

CoVoST

CoVoST - Conversational Voice Translation benchmark for speech-to-text translation across multiple languages.

Category

Multilingual

Score type

percent

Scale

100%

higher is better

Models tested

3

What is CoVoST?

CoVoST is a benchmark for performance in languages other than English. The official description says: "CoVoST - Conversational Voice Translation benchmark for speech-to-text translation across multiple languages". Below we describe in simple words what benchmarks of this type generally examine.

What does it test?

CoVoST measures performance in languages other than english. In detail, it checks:

  • understanding and answering in many different languages
  • translation quality between language pairs
  • keeping math and reasoning quality when the question is not in English
  • treating low-resource languages fairly instead of defaulting to English

How to read the score

The score is accuracy: the percentage of tasks answered or solved correctly. 100% means every task was solved perfectly; higher is better.

Official methodology note: CoVoST - Conversational Voice Translation benchmark for speech-to-text translation across multiple languages.

Frequently asked questions

What is the CoVoST benchmark?

CoVoST is a benchmark for performance in languages other than English. The official description says: 'CoVoST - Conversational Voice Translation benchmark for speech-to-text translation across multiple languages'. Below we describe in simple words what benchmarks of this type generally examine.

What does CoVoST test?

CoVoST mainly measures performance in languages other than English. Concretely, it checks: understanding and answering in many different languages; translation quality between language pairs; keeping math and reasoning quality when the question is not in English.

How is the CoVoST score calculated?

The score is accuracy: the percentage of tasks answered or solved correctly. 100% means every task was solved perfectly; higher is better. The declared maximum score of this benchmark is 100.0.

Where do I get CoVoST data and scores?

The official benchmark page/reference is linked on this page. Every score on Open LLM Radar is also available as open data: download the scores JSON (http://open-llm-radar-api:8000/api/v1/benchmarks/covost/scores) or pull it directly from the Open LLM Radar API with any HTTP client.

Model scores 3 models tested

Reset
# Model Score Date Source Verified
1 Gemma4-12B
Google
38.5%
02.07.2026 Report Verified
2 Gemma4-E4B
Google
35.54%
02.07.2026 Report Verified
3 Gemma4-E2B
Google
33.47%
02.07.2026 Report Verified

What now?

You've seen how models score on CoVoST — here's what to do next.