Prompt Engine vs Vellum

Prompt Engine plans

• HobbyFree
• 100 Credits$4.99, paid once
• Pro$4.99 a month

Vellum plans

• BaseFree
• FreeFree
• Mighty$30 a month
• Custom$50 a month
• Super$100 a month
• Ultra$200 a month

Pick Prompt Engine if…

Prompt Engine suits people who want to create, organize, test, and refine prompts across different AI systems. Its stated audience includes freelancers, students, developers, startups, professionals, agencies, and enterprise teams.

Pick Vellum if…

Vellum suits individuals seeking an assistant for files, calendars, email, code, and computer tasks. It is characterized as a personal assistant rather than a team or shared company tool.