ChatGPT vs Monica comparison

ChatGPT and Monica 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

Monica

An all-in-one AI assistant, via browser extension and app, that lets you use GPT, Claude, Gemini, Grok and others, and also summarizes, translates and generates images

What is good

Call it from any web page via the browser sidebar
Rich summary, translation and writing tools
Korean interface available

What could be better

The official price list is shown only in the browser, so it is hard to confirm externally
Plan names change often (Pro+/Unlimited → Max/Ultra)

Monica official site

At a glance

Highlighted rows are where they differ.

Item	ChatGPTVisit site	MonicaVisit site
Starting price	≈₩10,623+ ($8)Official USD price	Check siteUnverified
Free tier	Free plan available	Free plan available
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	GPT-5.5/5.x/4o, Claude 4.7 Opus/3.7 Sonnet/Fable 5, Gemini 3.1 Pro/3/2.5, Grok 3, Mistral, Perplexity, Llama and others + image and video generation models (per the official help page and third-party summaries)
Pricing type	-	Free, Monthly subscription, Pay-as-you-go/Credits
Type	AI services	AI apps
Category	Chatbot/Assistant, Image Generation, Coding	All-in-One AI Platform
Company	OpenAI, United States	Monica (Butterfly Effect group, needs checking), Other
Plans	Free Go $8 Plus $20 Pro $100/$200/$500 Business $25 (annual $20) Enterprise/Edu	Free (40 basic queries per day) Pro (200 advanced per month + 1,500 credits) Max Ultra. Subscription prices need checking (per third-party sources Pro is about $8.3 per month). Extra credits: 4,000 = $10
Pros	No. 1 in users, so plenty of guides and tips Widest range of features Polished app and voice chat	Call it from any web page via the browser sidebar Rich summary, translation and writing tools Korean interface available Extra credits can be purchased
Cons	Tight usage limits on the free plan Top features need the expensive Pro plans	The official price list is shown only in the browser, so it is hard to confirm externally Plan names change often (Pro+/Unlimited → Max/Ultra) The free plan cannot use advanced models

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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