DeepSeek-V4-Flash-0731 vs DeepSeek-V4-Flash-DSpark

Specs, VRAM requirements and download trends — updated 20 September 2026.

deepseek-ai · A
Params
304.2 B
Context
1,048,576
30d
4.2 M
mit · commercial OK
deepseek-ai · B
Params
165.3 B
Context
1,048,576
30d
1.0 M
mit · commercial OK

Specification comparison

Differences are highlighted; identical values are muted.

Specification DeepSeek-V4-Flash-0731 DeepSeek-V4-Flash-DSpark
Parameters 304.2 B 165.3 B
Architecture DeepseekV4ForCausalLM DeepseekV4ForCausalLM
Context length 1,048,576 1,048,576
Licence mit mit
Commercial use Allowed Allowed
Languages
Downloads 30d 4,178,593 1,038,083
Downloads all time 7.0 M 1.9 M
Quantizations on the Hub SAFETENSORS SAFETENSORS
Gated No No
First seen on the Hub 2026-07-31 2026-06-27

Download trend

Daily snapshots, last 48 days (4 Aug – 20 Sep)

4.7 M236 K
DeepSeek-V4-Flash-0731 DeepSeek-V4-Flash-DSpark A overtook B on 7 Aug

VRAM side by side

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

DeepSeek-V4-Flash-DSpark · fp16 @ 1024K ctx 3,357.3 GB / 24 GB
❌ Won’t fit
DeepSeek-V4-Flash-0731 · fp16 @ 1024K ctx 6,024.3 GB / 24 GB
❌ Won’t fit

Adjacent comparisons