DeepSeek vs Microsoft Copilot comparison

DeepSeek and Microsoft Copilot 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

Microsoft's AI assistant built into Windows, Edge and Office

Highlighted rows are where they differ.

Item	DeepSeekVisit site	Microsoft CopilotVisit site
Starting price	FreeNot applicable	$9.99+Official USD price
Free tier	Free	Free plan available
Korean support	Good	Good
Main models	DeepSeek-V4.1-Flash-1017 (multimodal) DeepSeek-V4-Pro	OpenAI GPT-5 family (Smart/Think Deeper) GPT-5.5/Claude selectable for business MAI in-house models (image/voice)
Type	AI services	AI services
Category	Chatbot/Assistant, Open Models	Chatbot/Assistant, Writing/Productivity
Company	DeepSeek, China	Microsoft, United States
Plans	Web and app fully free API pay-as-you-go (50% off off-peak)	Free M365 Personal $9.99 Family $12.99 Premium $19.99 Pro $99.99 For business: Copilot Business $21 (annual), Enterprise $30 (annual)
Pros	Chatbot fully free Good at math and reasoning API is very cheap	Works directly with Windows, Word and Excel Latest-level models available for free
Cons	Controversy over overseas transfer of personal data Slows down when traffic is heavy Censorship of sensitive topics	Office integration features need a Microsoft 365 subscription Weak personality as a standalone chatbot

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.