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Yi-34B

Parameters

34B

Context Length

4K

Modality

Text

Architecture

Dense

License

Apache 2.0

Release Date

2 Nov 2023

Knowledge Cutoff

Jun 2023

API Pricing (per 1M)

Input: $0.90 · Output: $0.90

System Requirements

VRAM requirements for different quantization methods and context sizes

1,024 tokens

73.16 GB VRAM

Consumer

4x RTX 4090

24GB VRAM

Datacenter

1x NVIDIA A100

80GB VRAM

Apple Silicon

1x Apple M3 Max

128GB VRAM

4,096 tokens

73.96 GB VRAM

Consumer

4x RTX 4090

24GB VRAM

Datacenter

1x NVIDIA A100

80GB VRAM

Apple Silicon

1x Apple M3 Max

128GB VRAM

Architecture Diagram

Input TokensToken EmbeddingPosition: AbsoluteHidden: 7.2k · Context: 4K · Vocab: 64kx 60 layersRMSNormPre-AttentionMulti-Head Attention56Q / 8KV headsHead dim: 128+RMSNormPre-FFNFeed-Forward NetworkSwiGLUIntermediate: 20.5k+Final RMSNormOutput Logits

Evaluation Benchmarks

Rank

#196

BenchmarkScoreRank

General Text

Text Arena

1183

159

Rankings

Overall Rank

#196

Coding Rank

-

About Yi-34B

Yi-34B is a foundational bilingual model developed by 01.AI, pretrained on 3T multilingual tokens for advanced English and Chinese text comprehension. It features Grouped-Query Attention and supports context lengths extending up to 200K tokens.

Technical Specifications

Attention

Attention Structure

Multi-Head Attention

Attention Heads

56

Key-Value Heads

8

Attention Head Dimension

-

Position Embedding

Absolute Position Embedding

RoPE Theta

5,000,000

Sliding Window Attention

No

Sliding Window Size

-

Sliding Window Ratio

-

Linear Attention

-

Linear Attention Ratio

-

Normalization

RMS Normalization

Activation Function

SwigLU

Dimensions

Hidden Dimension Size

7,168

Number of Layers

60

FFN Intermediate Size (Dense)

20,480

Multi-Token Prediction Heads

-

Tokenizer

Vocabulary Size

64,000

About Yi

Yi series models are large language models trained from scratch by 01.AI. Bilingual (English/Chinese), featuring strong performance in language understanding, reasoning, and code generation.


Other Yi Models