DeepSeek-V3.2 vs Step-5-Preview

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

deepseek-ai · A · Open weights
Params
685.4 B
Context
163,840
30d
5.4 M
mit · commercial OK
stepfun-ai · B · Open weights
Params
604.3 B
Context
—
30d
2 K

Specification comparison

Differences are highlighted; identical values are muted.

Specification DeepSeek-V3.2 Step-5-Preview
Deployment Open weights · also via API Open weights · also via API
Parameters 685.4 B 604.3 B
Architecture DeepseekV32ForCausalLM Step5ForConditionalGeneration
Context length 163,840 1,000,000
Licence mit other
Commercial use Allowed Unknown
Languages — —
Downloads 30d 5,435,964 2,467
Downloads all time 30.4 M 2 K
Quantizations on the Hub SAFETENSORS SAFETENSORS
Gated No No
First seen on the Hub 2025-12-01 2026-09-20
API input price / 1M tokens $0.28 $1.00
API output price / 1M tokens $0.42 $2.70
Est. cost per 1M input + 1M output tokens $0.70 $3.70
Cached input / 1M tokens $0.028 $0.10
AA Intelligence Index 21.5 43.7
AA Coding Index 44.2 —
AA Agentic Index — —
Max output tokens 65,536 64,000
API providers 11 4
Tool calling Yes Yes
Reasoning mode Yes Yes

API cost

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

DeepSeek-V3.2 $0.70
Step-5-Preview $3.70

DeepSeek-V3.2 is 5.3× cheaper at list price.

Download trend

Daily snapshots, last 89 days (28 Jul – 24 Oct)

5.5 M1 K
DeepSeek-V3.2 Step-5-Preview

VRAM side by side

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

Step-5-Preview · fp16 806.5 GB / 24 GB
❌ Won’t fit
DeepSeek-V3.2 · fp16 @ 160K ctx 2,815.1 GB / 24 GB
❌ Won’t fit

Adjacent comparisons