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Yi-34B-Chat

01.AI's 34B bilingual chat model with 200K context support.

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About

Yi-34B-Chat is the instruction-tuned chat variant of 01.AI's 34-billion-parameter Yi model, released in November 2023. Trained from scratch on a 3-trillion-token multilingual corpus, the Yi series was among the strongest bilingual Chinese-English open models of its generation, with the chat version supporting extended context up to 200K tokens via RoPE scaling.

The model ships under Apache 2.0, making it one of the most permissively licensed high-quality bilingual models available. It remains a solid choice for Chinese-English workloads on local hardware, running well quantized on a single 24GB GPU.

Specs

Context window

Pricing

Free quota

API access

Weights

Open weights

Released

November 23, 2023

Benchmarks

Provider-reported unless a source says otherwise. Benchmarks are marketing-adjacent by nature — treat them as directional.

Use cases

bilingual-chatchinese-nlplong-context-raginstruction-following

Trust score — 8/10

/10 trustVerified

Scored 8/10 (verified tier, metrics-v1). Evidence: Verified via vendor site/docs/GitHub and reputable coverage, wave 127; Trending score 80/100 from researcher assessment.

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Sources