GLM-5.2-FP8 vs Ornith-1.5-397B

Specs, VRAM requirements and download trends — updated 9 September 2026.

zai-org · A
Params
753.3 B
Context
1,048,576
30d
1.3 M
mit · commercial OK
ornith-ai · B
Params
403.4 B
Context
30d
499 K
mit · commercial OK

Specification comparison

Differences are highlighted; identical values are muted.

Specification GLM-5.2-FP8 Ornith-1.5-397B
Parameters 753.3 B 403.4 B
Architecture GlmMoeDsaForCausalLM Qwen3_5MoeForConditionalGeneration
Context length 1,048,576
Licence mit mit
Commercial use Allowed Allowed
Languages 2
Downloads 30d 1,322,110 498,963
Downloads all time 6.1 M 499 K
Quantizations on the Hub SAFETENSORS SAFETENSORS
Gated No No
First seen on the Hub 2026-06-16 2026-08-18

Download trend

Daily snapshots, last 44 days (28 Jul – 9 Sep)

3.1 M221 K
GLM-5.2-FP8 Ornith-1.5-397B

VRAM side by side

On RTX 4090 · 24 GB · 8K context unless noted

Ornith-1.5-397B · fp16 948.5 GB / 24 GB
❌ Won’t fit
GLM-5.2-FP8 · fp16 @ 1024K ctx 15,295.6 GB / 24 GB
❌ Won’t fit

Adjacent comparisons