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01.AI · Released 2024-05

Yi 1.5 34B

01.AI's open Yi family. Fully Apache-2.0, no usage restrictions. Solid bilingual EN/CN model that's been a self-hosting favorite since 2024.

Apache-2.0Commercial use OKgeneral
Params (max)
34B
Variants
34B / 9B / 6B
Context window
32K tokens
MMLU
76.8
HumanEval
75.2
GSM8K
84.2
Min VRAM (fp16, smallest variant)
24GB
Smallest Q4 GGUF
~4GB
Languages supported
8
Pros
  • ✓Most permissive license
  • ✓No usage restrictions
  • ✓Mature ecosystem
Cons
  • ×No vision
  • ×Not the freshest model

Highlights

  • ●Pure Apache-2.0
  • ●Bilingual EN/CN
  • ●Stable, well-tested

Where to download

Hugging Face: 01-ai/Yi-1.5-34B-Chat
Or via Ollama (ollama pull yi-1.5-34b) or LM Studio's in-app browser.
Homepage: https://01.ai

Related reading

Open Source LLM Licenses Explained: Llama vs Apache vs Gemma vs MIT
Can you use Llama in a commercial product? What does the Gemma license actually restrict? A plain-English breakdown of every major open LLM license.