Cohere details Tiny Aya L2-Thinker: data mixing unlocks reasoning in 60 languages

Cohere_Labs · x · 2026-10-06

Cohere Labs published a blog explaining Tiny Aya L2-Thinker, a multilingual model that reasons in the user's language across 60 languages. The key idea is data mixing: curating training data proportions so models don't just answer in the native language but actually reason in it. The post walks through why in-language reasoning matters and how to unlock it.

Related event: Cohere Launches Tiny Aya Family of Multilingual Small Models(2 posts)→

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