Agent Framework

CrewAI vs Mastra: Which is Better in 2026?

Choosing between CrewAI and Mastra? Both are popular agent framework tools. Below we compare them on pricing, free tiers, features, and pros & cons so you can pick the right fit for your stack.

Quick verdict

Both CrewAI and Mastra are strong agent framework choices. The right pick comes down to your specific feature needs, existing stack, and team preferences.

CrewAI vs Mastra — Side by Side

CrewAIMastra
CategoryAgent FrameworkAgent Framework
PricingFreeFree
Starting priceFree tier availableFree tier available
Free tier
Rating4.44.6
Best forAgent Framework — ai, llmAgent Framework — ai, llm

Pros & Cons

CrewAI
CrewAI
  • Intuitive multi-agent model
  • Fast to prototype crews
  • Open-source
  • Growing community
  • Younger ecosystem
  • Less low-level control than LangGraph
Mastra
Mastra
  • Best-in-class for TypeScript teams
  • Batteries-included (agents, workflows, memory, evals)
  • From the experienced Gatsby team
  • Strong observability & MCP support
  • Younger than Python frameworks
  • TypeScript-only ecosystem

Key Features Compared

CrewAI

  • Free open-source framework
  • Multi-agent role orchestration
  • Tasks, tools & processes
  • Python-native

Mastra

  • TypeScript-native agents & workflows
  • Memory & semantic recall
  • Evals & observability
  • MCP tool sharing
  • 3,300+ models via providers

Choose CrewAI if…

  • You want a free tier to validate before paying.
  • Intuitive multi-agent model
  • Fast to prototype crews
  • Open-source
CrewAI review & pricing

Choose Mastra if…

  • You want a free tier to validate before paying.
  • Best-in-class for TypeScript teams
  • Batteries-included (agents, workflows, memory, evals)
  • From the experienced Gatsby team
Mastra review & pricing

Frequently Asked Questions

Is CrewAI better than Mastra?⌄

Both CrewAI and Mastra are strong agent framework choices. The right pick comes down to your specific feature needs, existing stack, and team preferences.

What is the difference between CrewAI and Mastra?⌄

CrewAI — Open-source framework for orchestrating role-playing, collaborating multi-agent 'crews' to automate workflows. Mastra — Open-source TypeScript agent framework from the Gatsby team — agents, workflows, memory, and observability in one modern stack. Both are agent framework tools; the comparison table above breaks down pricing, free tiers, and what each is best for.

CrewAI vs Mastra: which is cheaper?⌄

CrewAI pricing: Free. Mastra pricing: Free. Confirm current pricing on each tool's official site, as plans change.

Which is rated higher, CrewAI or Mastra?⌄

In our catalog, CrewAI rates 4.4 out of 5 and Mastra rates 4.6 out of 5, so Mastra has a slight edge on reviews.

See more options in our guide to the best agent framework tools for startups.

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