ChatGPT vs Grammarly

These two do quite different things, so neither is a direct alternative to the other.

OpenAI’s assistant for writing, analysis, coding, image generation, voice conversations and web search.

Grammarly Superhuman (formerly Grammarly)

Grammar, tone and rewriting suggestions wherever you type, in the browser and desktop apps.

Side by side

Property	ChatGPT	Grammarly
Type	Product	Product
Category	AI assistants	AI writing and productivity
Made by	OpenAI	Superhuman (formerly Grammarly)
Pricing	Free plan + paid	Free plan + paid
Open source	No	No
API	Yes	No
Platforms	Web, Desktop, Mobile	Web, Desktop, Mobile
Startup	Yes	Yes