Architecture
Retrieved 2026-09-20 at pinned commit a1d54d1c148c; parameter count from the safetensors index at the same revision.
- Architecture
- exaone4
- Layers
- 64
- Hidden size
- 5,120
- Attention heads
- 40
- KV heads
- 8
- Head dimension
- 128
- Feed-forward width
- 27,392
- Vocabulary
- 102,400
- Context ceiling
- 131,072
- Sliding window
- 4,096
- RoPE theta
- 1,000,000
Where the memory goes
Grouped-query attention shares each key/value head across 5 query heads, so the KV cache is 20% of what multi-head attention would need at the same context.