Yi-1.5-34B-Chat-16K

01-ai

Parameters

34.4B

Downloads

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Likes

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Avg score

29.4

6 benchmarks

Weights

Open

Released

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About

Yi-1.5-34B-Chat-16K is a 34.4B-parameter open-weights model in the Yi family from 01-ai. Benchmarked on 6 evals, averaging 29.4.

apache-2.0

Benchmark scores · 6

avg 29.4 — higher is better

IFEvalOpen LLM LB · 2026-05

45.6

BIG-Bench HardOpen LLM LB · 2026-05

44.5

MMLU-ProOpen LLM LB · 2026-05

39.4

MATH Lvl 5Open LLM LB · 2026-05

21.4

MuSROpen LLM LB · 2026-05

13.7

GPQA DiamondOpen LLM LB · 2026-05

11.7

Details

Publisher01-ai

FamilyYi

Parameters34.4B

Licenseapache-2.0

WeightsOpen

Released—

History

Capability over time

Append-only ledger — every observed change to this model's numbers.