ChatGPT vs K-EXAONE (K-엑사원) comparison

ChatGPT and K-EXAONE (K-엑사원) compared side by side in AI.

CurrencyUSD KRW EUR

ChatGPT

The most widely used general-purpose AI chatbot. Chat, writing, coding, image generation and web search in one place

What is good

No. 1 in users, so plenty of guides and tips
Widest range of features
Polished app and voice chat

What could be better

Tight usage limits on the free plan
Top features need the expensive Pro plans

ChatGPT official site

K-EXAONE (K-엑사원)

A 750 billion-parameter Korean open model made by LG AI Research under the government's independent AI foundation model project (the largest in Korea, free for commercial use)

What is good

Korea's largest open model at 750B
No commercial use restrictions under Apache 2.0
262K long context, strong on the Korean long-text benchmark (Ko-LongBench 89.6)

What could be better

Running it yourself needs about 16 H200-class GPUs, so it is hard for individuals
LG has no paid API of its own or app for general users yet

K-EXAONE (K-엑사원) official site

At a glance

Highlighted rows are where they differ.

Item	ChatGPTVisit site	K-EXAONE (K-엑사원)Visit site
Starting price	≈₩10,623+ ($8)Official USD price	FreeNot applicable
Free tier	Free plan available	Free
Korean support	Good	Good
Main models	GPT-6 (Sol) GPT-6 Luna GPT-6 Pro (Astra) GPT-6.1 Sol Image: ChatGPT Images 2.5	K-EXAONE 2.0 750B-A37B (750B total, 37B active MoE) FP8/NVFP4 quantized versions DSpark variant
Type	AI services	AI services
Category	Chatbot/Assistant, Image Generation, Coding	Open Models
Company	OpenAI, United States	LG AI Research (LG AI연구원), South Korea
Plans	Free Go $8 Plus $20 Pro $100/$200/$500 Business $25 (annual $20) Enterprise/Edu	Model weights free (Apache 2.0, commercial use allowed) Web demo k.exaone.ai Hosted API is pay-as-you-go from outside providers such as FriendliAI (prices set by each provider)
Pros	No. 1 in users, so plenty of guides and tips Widest range of features Polished app and voice chat	Korea's largest open model at 750B No commercial use restrictions under Apache 2.0 262K long context, strong on the Korean long-text benchmark (Ko-LongBench 89.6) High safety rating in the Korean context Reasoning mode can be turned on and off, tool calling supported
Cons	Tight usage limits on the free plan Top features need the expensive Pro plans	Running it yourself needs about 16 H200-class GPUs, so it is hard for individuals LG has no paid API of its own or app for general users yet Text only LG itself says it is only a 'starting point'

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.

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