GLM-5.3 vs MiMo-V2.5-Pro

Specs, VRAM requirements and download trends — updated 24 October 2026.

zai-org · A · Open weights
Params
753.3 B
Context
1,048,576
30d
1.9 M
XiaomiMiMo · B · Open weights
Params
1,023.2 B
Context
1,048,576
30d
13 K
mit · commercial OK

Specification comparison

Differences are highlighted; identical values are muted.

Specification GLM-5.3 MiMo-V2.5-Pro
Deployment Open weights · also via API Open weights · also via API
Parameters 753.3 B 1,023.2 B
Architecture GlmMoeDsaForCausalLM MiMoV2ForCausalLM
Context length 1,048,576 1,048,576
Licence other mit
Commercial use Unknown Allowed
Languages 2 2
Downloads 30d 1,942,665 13,381
Downloads all time 3.1 M 351 K
Quantizations on the Hub SAFETENSORS SAFETENSORS
Gated No No
First seen on the Hub 2026-08-25 2026-04-27
API input price / 1M tokens $0.079 $0.30
API output price / 1M tokens $1.40 $0.61
Est. cost per 1M input + 1M output tokens $1.48 $0.91
Cached input / 1M tokens $0.078 $0.0028
AA Intelligence Index 44.8 26
AA Coding Index 74.8 60.2
AA Agentic Index 53.1 21.3
Max output tokens 943,718 945,000
API providers 37 3
Tool calling Yes Yes
Reasoning mode Yes Yes

API cost

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

GLM-5.3 $1.48
MiMo-V2.5-Pro $0.91

MiMo-V2.5-Pro is 1.6× cheaper at list price.

Download trend

Daily snapshots, last 50 days (5 Sep – 24 Oct)

1.9 M14 K
GLM-5.3 MiMo-V2.5-Pro

VRAM side by side

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

GLM-5.3 · fp16 @ 1024K ctx 15,295.6 GB / 24 GB
❌ Won’t fit
MiMo-V2.5-Pro · fp16 @ 1024K ctx 20,782.3 GB / 24 GB
❌ Won’t fit

Adjacent comparisons