Qwen 3.8 2.4T A95B
Active Parameters
2.4T
Context Length
1.05M
Modality
Text
Architecture
Mixture of Experts (MoE)
License
other
Release Date
8 Aug 2026
Knowledge Cutoff
-
API Pricing (per 1M)
Input: $2.00 · Output: $6.00
System Requirements
VRAM requirements for different quantization methods and context sizes
1,024 tokens
Consumer
389x RTX 4090
24GB VRAM
Datacenter
86x NVIDIA A100
80GB VRAM
Apple Silicon
89x Apple M3 Max
128GB VRAM
1,048,576 tokens
Consumer
432x RTX 4090
24GB VRAM
Datacenter
95x NVIDIA A100
80GB VRAM
Apple Silicon
99x Apple M3 Max
128GB VRAM
Architecture Diagram
Evaluation Benchmarks
Rank
#20
| Benchmark | Score | Rank |
|---|---|---|
Agentic Index | 0.50 | 18 |
Coding Index | 0.72 | 35 |
Intelligence Index | 0.40 | 45 |
Rankings
Overall Rank
#20
Coding Rank
#31
About Qwen 3.8 2.4T A95B
Qwen 3.8 2.4T A95B is a massive open-weight sparse mixture-of-experts model from Alibaba activating 95B parameters out of 2.4T total. It provides frontier-level general reasoning, coding, and multilingual performance as the open variant of Qwen 3.8 Max.
Technical Specifications
Attention
Attention Structure
Grouped-Query Attention
Attention Heads
64
Key-Value Heads
4
Attention Head Dimension
256
Position Embedding
ROPE
RoPE Theta
10,000,000
Sliding Window Attention
No
Sliding Window Size
-
Sliding Window Ratio
-
Linear Attention
Yes
Linear Attention Ratio
75.0%
Normalization
RMS Normalization
Activation Function
SwigLU
Dimensions
Auxiliary Parameters
-
Hidden Dimension Size
8,192
Number of Layers
92
FFN Intermediate Size (Dense)
-
Multi-Token Prediction Heads
1
Tokenizer
Vocabulary Size
248,320
Mixture of Experts
Total Expert Parameters
95.0B
Number of Experts
512
Active Experts
10
Shared Experts
1
FFN Intermediate Size (per Expert)
2,048
Dense Layers Before MoE
0
Resources
About Qwen 3.8
Alibaba's Qwen 3.8 generation represents the frontier hybrid Mixture-of-Experts architecture designed for coding, professional work, research, and long-horizon agentic tasks. It features a 2.4-trillion parameter architecture (95B active per token) combining Gated DeltaNet linear attention with standard Gated Attention, available both as open weights and as a hosted flagship service.