BiliBili Index Team Releases Qwen3.5-Based Translation Models Supporting 150 Languages
AdinaYakup · x · 2026-09-30
BiliBili's Index team has released Index-Translate, a family of multilingual translation models built on Qwen3.5. The lineup includes 2B, 9B, and 35A3B variants covering 150 languages, with the 2B and 9B models open-sourced under Apache 2.0.
The family also ships with specialized models:
- Index Echo S2TT: speech-to-text translation
- Index-Echo S2ST: speech-to-speech translation
- Index-Homura: translation with a target syllable count
- Index-NaiLong: long-document translation with up to 262K context
Related event: Bilibili Index Team Open-Sources Translation Models for 150 Languages(2 posts)→
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