← Code-switching 
#02 / 3
AssemblyAI
universal-3-5-pro
Measured 2026-07-31
Pairs handled
4 / 4
EN ↔ ZH
9.8%
100% both-lang
EN ↔ ES
3.5%
100% both-lang
EN ↔ DE
3.7%
98% both-lang
EN ↔ FR
2.6%
93% both-lang
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URL
https://benchmarks.speko.ai/stt-codeswitch/assemblyai-universal-3-5-pro