GLM-5.3-Flash vs Qwen3.8-27B-4bit

Specs, VRAM requirements and download trends — updated 14 October 2026.

zai-org · A · Open weights
Params
321.3 B
Context
—
30d
6.3 M
mit · commercial OK
mlx-community · B · Open weights
Params
27.4 B
Context
—
30d
880 K
apache-2.0 · commercial OK

Specification comparison

Differences are highlighted; identical values are muted.

Specification GLM-5.3-Flash Qwen3.8-27B-4bit
Deployment Open weights · also via API Open weights
Parameters 321.3 B 27.4 B
Architecture Glm5NextForConditionalGeneration Qwen3_5ForConditionalGeneration
Context length 1,048,575 —
Licence mit apache-2.0
Commercial use Allowed Allowed
Languages 2 —
Downloads 30d 6,319,699 880,431
Downloads all time 10.3 M 1.1 M
Quantizations on the Hub SAFETENSORS SAFETENSORS
Gated No No
First seen on the Hub 2026-08-25 2026-08-14
API input price / 1M tokens $0.15 not on OpenRouter
API output price / 1M tokens $0.50 not on OpenRouter
Est. cost per 1M input + 1M output tokens $0.65 not on OpenRouter
Cached input / 1M tokens $0.03 not on OpenRouter
AA Intelligence Index 41.8 not on OpenRouter
AA Coding Index 71.5 not on OpenRouter
AA Agentic Index 50.9 not on OpenRouter
Max output tokens 943,717 not on OpenRouter
API providers 34 not on OpenRouter
Tool calling Yes not on OpenRouter
Reasoning mode Yes not on OpenRouter

API cost

Estimated cost of 1M input + 1M output tokens via OpenRouter

GLM-5.3-Flash $0.65

Download trend

Daily snapshots, last 56 days (30 Aug – 24 Oct)

6.6 M190 K
GLM-5.3-Flash Qwen3.8-27B-4bit

VRAM side by side

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

Qwen3.8-27B-4bit · fp16 22.3 GB / 24 GB
⚠️ Tight — reduce context
GLM-5.3-Flash · fp16 409.9 GB / 24 GB
❌ Won’t fit

Adjacent comparisons