ChatGPT vs OpenAI API

Side-by-side comparison of ChatGPT and OpenAI API: pricing, features, API access, and community ratings.

AI comparison summary

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	ChatGPT OpenAI's conversational AI — the world's most widely-used LLM interface. Visit	OpenAI API The most widely used AI API — access GPT-4o, DALL·E, Whisper, and Embeddings from OpenAI. Visit
Category	Chat assistants	AI infrastructure
Pricing	Freemium	Freemium
Starting price	USD 20/mo
Free tier
Audience	All audiences	Technical
API available
Open source
Self-hostable
Model provider	OpenAI	OpenAI
Founded	2022	2023
Headquarters	San Francisco, US	San Francisco, US
Key strengths	·conversational AI ·broad knowledge ·plugins/tools ·code generation	·GPT-4o ·Assistants API ·Realtime API ·fine-tuning