Mastra vs CrewAI

A side-by-side comparison to help you choose the right tool.

Mastra scores higher overall (80/100)

But the best choice depends on your specific needs. Compare below.

Pricing
Fully open source under MIT license. No cloud fees. Self-hosted on your own infrastructure.
Free plan
Yes
Best for
TypeScript and Node.js developers who want a structured, production-ready agent framework, Teams building internal AI copilots or customer-facing assistants with full code control, Startups embedding AI capabilities into products that need evals and tracing from day one
Platforms
api, web
API
Yes
Languages
en
Pricing
Open-source framework is free to use. CrewAI Enterprise cloud platform has usage-based pricing. Free tier available for the hosted platform.
Free plan
Yes
Best for
developers building multi-agent workflows for business automation, teams automating complex processes that require multiple specialized roles, AI engineers prototyping collaborative agent systems, businesses creating automated content pipelines, research flows, or data processing
Platforms
web, api
API
Yes
Languages
en

Choose Mastra if:

  • You are TypeScript and Node.js developers who want a structured, production-ready agent framework
  • You are Teams building internal AI copilots or customer-facing assistants with full code control
  • You are Startups embedding AI capabilities into products that need evals and tracing from day one
  • You want to start free
Read Mastra review →

Choose CrewAI if:

  • You are developers building multi-agent workflows for business automation
  • You are teams automating complex processes that require multiple specialized roles
  • You are AI engineers prototyping collaborative agent systems
  • You want to start free
Read CrewAI review →

FAQ

What is the difference between Mastra and CrewAI?
Mastra is open-source typescript framework for building production-ready ai agents and multi-step workflows, with a local studio ui, typed zod schemas, built-in evals, and support for suspend/resume human-in-the-loop flows. CrewAI is multi-agent ai framework that lets developers create teams of specialized ai agents that collaborate on complex tasks, with both an open-source library and a hosted platform.
Which is cheaper, Mastra or CrewAI?
Mastra: Fully open source under MIT license. No cloud fees. Self-hosted on your own infrastructure.. CrewAI: Open-source framework is free to use. CrewAI Enterprise cloud platform has usage-based pricing. Free tier available for the hosted platform.. Mastra has a free plan. CrewAI has a free plan.
Who is Mastra best for?
Mastra is best for TypeScript and Node.js developers who want a structured, production-ready agent framework, Teams building internal AI copilots or customer-facing assistants with full code control, Startups embedding AI capabilities into products that need evals and tracing from day one.
Who is CrewAI best for?
CrewAI is best for developers building multi-agent workflows for business automation, teams automating complex processes that require multiple specialized roles, AI engineers prototyping collaborative agent systems, businesses creating automated content pipelines, research flows, or data processing.