ChatGPT vs OpenRouter comparison

ChatGPT and OpenRouter 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

A leading LLM API router and credit-selling platform that lets you use 500+ models from 80+ providers with one API key

Highlighted rows are where they differ.

Item	ChatGPTVisit site	OpenRouterVisit site
Starting price	≈₩10,596+ ($8)Official USD price	Check siteNot applicable
Free tier	Free plan available	Free plan available
Korean support	Good	Limited
Main models	GPT-6 (Sol) GPT-6 Luna GPT-6 Pro (Astra) GPT-6.1 Sol Image: ChatGPT Images 2.5	500+ models (25+ free models) from OpenAI, Anthropic, Google, Meta, Mistral, DeepSeek, Qwen and others
Pricing type	-	Pay-as-you-go/Credits, Fees, Quote/Enterprise Contract, Free
Type	AI services	AI apps
Category	Chatbot/Assistant, Image Generation, Coding	API Aggregator
Company	United StatesOpenAI	United StatesOpenRouter, Inc.
Plans	Free Go $8 Plus $20 Pro $100/$200/$500 Business $25 (annual $20) Enterprise/Edu	Free (free models, 50 times per day) Standard pay-as-you-go with 5.5% platform fee Business 8% Enterprise negotiated. Model prices themselves are at cost
Pros	No. 1 in users, so plenty of guides and tips Widest range of features Polished app and voice chat	Model prices are the same as the original providers (no inference markup) Switch models, fallbacks and automatic routing with one OpenAI-compatible API Free models 50 times per day No fee for BYOK up to $25,000 per month
Cons	Tight usage limits on the free plan Top features need the expensive Pro plans	5.5% fee for cards (minimum $0.80) and 5% for crypto when buying credits Platform fees are non-refundable No Korean UI or KRW payment One more intermediate layer is added when outages happen

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

Prices converted at 1 USD = ₩1,324.45 (2026-10-23). Original price shown in brackets. Taxes as listed by each provider.