Mastra vs LangGraph

Side-by-side — pricing, strengths, tradeoffs, and fit.

Mastra

The TypeScript AI agent framework

LangGraph

Build resilient language agents as graphs.

At a glance

Open SourceFree Tier
◐ Growing·From Free / Open Source
Open SourceFree Tier
● Established·From $0

Overview

One-liner

The TypeScript AI agent framework

One-liner

Build resilient language agents as graphs.

Maturity

Growing

Maturity

Established

Open source

✓ Yes

Open source

✓ Yes

Pricing

Free tier

✓ Available

Free tier

✓ Available

Open source — free to use

Starts at

Free / Open Source

Starts at

$0

Model

Flat rate

Model

Flat rate

Enterprise

✕ None

Enterprise

✕ None

Best for

✓ Best for

TypeScript developers building production AI agents and workflows who want type safety and a clean DX

✓ Best for

Developers building complex NLP pipelines who need a modular architecture
Teams working on large-scale AI projects requiring high maintainability and scalability
Researchers integrating multiple AI components into a single system

Not ideal for

✕ Not for

Python-first teams or those who prefer LangChain's ecosystem

✕ Not for

Projects that require real-time processing without the overhead of graph management
Small-scale projects where simplicity outweighs modularity and scalability benefits

Strengths

↑ Strengths

TypeScript-first
Typed tools
Agent memory
Workflows

↑ Strengths

Graph-based architecture for building complex language models
Modular design for easy maintenance and scalability
Supports integration with various AI libraries and frameworks

Weaknesses

↓ Weaknesses

—

↓ Weaknesses

Limited integrations with non-Python AI libraries and frameworks
Performance issues with large-scale models
Full Mastra profile →Full LangGraph profile →