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ChatGLM3-6B

Parameters

6B

Context Length

8K

Modality

Text

Architecture

Dense

License

Apache 2.0

Release Date

27 Oct 2023

Knowledge Cutoff

Jul 2023

System Requirements

VRAM requirements for different quantization methods and context sizes

1,024 tokens

14.13 GB VRAM

Consumer

1x RTX 4090

24GB VRAM

Datacenter

1x NVIDIA A100

80GB VRAM

Apple Silicon

1x Apple M3 Max

128GB VRAM

8,192 tokens

14.35 GB VRAM

Consumer

1x RTX 4090

24GB VRAM

Datacenter

1x NVIDIA A100

80GB VRAM

Apple Silicon

1x Apple M3 Max

128GB VRAM

Architecture Diagram

Input TokensToken EmbeddingPosition: AbsoluteHidden: 4.1k · Context: 8K · Vocab: 65kx 28 layersRMSNormPre-AttentionMulti-Head Attention32Q / 2KV headsHead dim: 128+RMSNormPre-FFNFeed-Forward NetworkSwiGLUIntermediate: 13.7k+Final RMSNormOutput Logits

Evaluation Benchmarks

Rank

#163

BenchmarkScoreRank

General Text

Text Arena

1056

139

Rankings

Overall Rank

#163

Coding Rank

-

About ChatGLM3-6B

ChatGLM3-6B is an advanced bilingual (Chinese-English) large language model developed through a collaboration between Zhipu AI and the Knowledge Engineering Group at Tsinghua University. As the third generation in the ChatGLM series, this model implements a refined General Language Model architecture that bridges the functional divide between autoencoding and autoregressive objectives. The pre-training phase utilizes a diverse corpus comprising approximately one trillion tokens, optimized for conversational coherence and instruction following across multiple domains including mathematics, programming, and logical reasoning.

Technically, the model is built on a dense Transformer-based architecture featuring Multi-Head Attention and RoPE (Rotary Positional Embeddings) for efficient sequence handling. A significant advancement in the ChatGLM3 iteration is its native support for complex agent-centric workflows, including function calling and code execution via an integrated interpreter. This functionality is supported by a redesigned prompt format that facilitates structured interactions and multi-turn dialogue management, making it suitable for deployment in scenarios requiring autonomous task execution.

Designed for local and edge deployment, ChatGLM3-6B maintains a low computational footprint while delivering enhanced performance relative to its predecessors. It utilizes SwiGLU activation functions and RMSNorm for stable training, with a vocabulary expanded to support efficient bilingual tokenization. The model's versatility is demonstrated through its ability to handle a variety of downstream applications, from standard question-answering to sophisticated agentic behaviors, all while operating within a context window optimized for standard conversational tasks.

Technical Specifications

Attention

Attention Structure

Multi-Head Attention

Attention Heads

32

Key-Value Heads

2

Attention Head Dimension

128

Position Embedding

Absolute Position Embedding

RoPE Theta

-

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

4,096

Number of Layers

28

FFN Intermediate Size (Dense)

13,696

Multi-Token Prediction Heads

-

Tokenizer

Vocabulary Size

65,024

About ChatGLM

ChatGLM series models from Z.ai, based on GLM architecture.


Other ChatGLM Models
ChatGLM3-6B: Specifications and GPU VRAM Requirements