Mastra vs Strands Agents

Pick two tools from the same category to compare side-by-side.

	Mastra TypeScript-first agent framework with workflows, RAG, memory, evals.	Strands Agents Open-source, model-driven SDK from AWS for building AI agents in a few lines of code.
Category	framework	framework
Vendor type	open source	hybrid
Pricing	free	freemium
Strengths	+ First-class TypeScript / Node ergonomics + Provider-agnostic from day one + Batteries-included (RAG, memory, evals)	+ Minimal, model-driven API that reduces orchestration boilerplate + Provider- and cloud-agnostic model support + Built-in observability via OpenTelemetry + Production deployment patterns for common AWS runtimes
Tradeoffs	− Younger ecosystem vs LangChain/LangGraph − Less Python community overlap	− Model-driven control can be less predictable than explicit graph flows − Smoothest experience and deployment docs skew toward AWS infrastructure
Used in stacks	4	0