DeepSeek vs Stable Diffusion comparison

DeepSeek and Stable Diffusion compared side by side in AI.

CurrencyUSD KRW EUR

DeepSeek

A high-performance Chinese AI chatbot that is free to use. The models are also released as open source

A leading open-source image generation model you can install and run on your own computer

Highlighted rows are where they differ.

Item	DeepSeekVisit site	Stable DiffusionVisit site
Starting price	FreeNot applicable	FreeNot applicable
Free tier	Free	Free
Korean support	Good	Average
Main models	DeepSeek-V4.1-Flash-1017 (multimodal) DeepSeek-V4-Pro	Stable Diffusion 3.5(Large/Medium/Turbo) Stable Image Ultra/Core(API) SDXL Stable Audio 3.0
Type	AI services	AI services
Category	Chatbot/Assistant, Open Models	Image Generation, Open Models
Company	DeepSeek, China	Stability AI, United Kingdom
Plans	Web and app fully free API pay-as-you-go (50% off off-peak)	Local use free (revenue under $1M) API $0.03 to $0.08 per image Brand Studio $50 Enterprise
Pros	Chatbot fully free Good at math and reasoning API is very cheap	Free and open source Install it yourself for unlimited generation Very many community models
Cons	Controversy over overseas transfer of personal data Slows down when traffic is heavy Censorship of sensitive topics	Hard to install and use Needs a good graphics card

Prices and benefits may change. Check the official site before you pay.

Prices converted at 1 USD = ₩1,327.84 (2026-10-20). Original price shown in brackets. Taxes as listed by each provider.