← Back to Directory
✨

Mastra

LLM Orchestrators

Overview

An open-source framework for building and orchestrating AI agents with TypeScript. Mastra provides a unified layer for managing agent state, tools, and workflows with built-in observability and evaluation.

Mastra is a TypeScript framework for building agents and workflows, with primitives for state, tools, memory, RAG, and built-in observability and evals. From the Gatsby team, it focuses on developer experience and type safety. It targets JS/TS developers who want production-grade agentic apps.

Key Features

  • TypeScript-native agent framework
  • Workflows, tools, and memory
  • Built-in RAG support
  • Observability and evals
  • Open-source

Best For

JavaScript/TypeScript developers building production agentic applications.

Pros & Cons

Pros

  • Strong TS developer experience
  • Batteries-included primitives
  • Open-source

Cons

  • JS/TS ecosystem specific
  • Younger framework
Advertisement

Pulse Verdict

Editorial review by SEODataPulse

This is an editorial assessment, not an average of customer ratings.

“The TypeScript native for agents. Mastra bridges the gap between raw LLM calls and production-grade agentic workflows with a focus on developer experience and type safety.”

Pricing

Open-source and free; you supply model access.

Pricing changes often — confirm current plans on the official site.

Visit Official Website →

Related Tools

✨

LangGraph

A library for building stateful, multi-agent applications with LLMs, built on top of LangChain. Provides fine-grained control over agent loops.

✨

FlowiseAI

An open-source low-code tool for building customized LLM orchestration flows. It provides a visual builder for designing multi-agent systems and complex RAG workflows.

✨

ModelFusion

An open-source TypeScript library for building multi-modal AI applications, chatbots, and agents. It provides a unified API for integrating various LLMs, image generators, and tools with a focus on type safety and transparency.