LangChain vs Mastra

Detailed comparison across 10 dimensions

Winner: Mastra

Mastra clearly comes out ahead of LangChain on Staquest's weighted six-dimension score. Both offer a free tier. LangChain's paid plans start at $39/mo.

Quick Overview

Overview	LangChainOpen-source framework for LLM application development.	MastraTypeScript-first framework for building production AI agents and workflows.
Type	ai tool	ai tool
Company	LangChain	Mastra
Free Tier
Has API
Open Source
Trending	Active	Stable
Industries	DevelopmentAI & Machine LearningSales & CRM	DevelopmentData & AnalyticsSaaS & Cloud
Categories	developer-toolsai-agents	ai-chatbotai-agents-frameworks
Website	Visit	Visit

Dimension Scores

Winners by Dimension

Overall Winner

Mastra

LangChain: 6.0Mastra: 7.4(+1.4 pts)

Pricing Value

Mastra15% weight

LangChain

1.0

Mastra

8.0

Free Tier

LangChain10% weight

LangChain

8.5

Mastra

7.0

Scalability

LangChain10% weight

LangChain

10.0

Mastra

8.6

Integrations

Tie10% weight

LangChain

8.0

Mastra

8.0

Community

Tie5% weight

LangChain

3.1

Mastra

3.1

Open Source

Tie5% weight

LangChain

7.0

Mastra

7.0

Pricing Comparison

LangChain

Open Source

Free

View pricing

open source

Core LangChain framework
LangGraph for agentic workflows
LangServe for REST APIs
Community-driven components
MIT License

Developer

Free

View pricing

freemium

Tracing to debug agent execution
Online and offline evaluations
Prompt Hub, Playground, and Canvas
Annotation queues for human feedback
Monitoring and alerting
1 Fleet agent
+1 more

Plus

~$39/mo

View pricing

per user

Everything in Developer
Email support
Security controls
Evaluation datasets and experiments
Prompt versioning and management
1 free Dev deployment for LangGraph Cloud

Enterprise

Contact sales

View pricing

custom

Everything in Plus
Unlimited users
SSO and RBAC
Self-hosted deployment option
Dedicated support and SLA
SOC2 compliance
+1 more

Mastra

Mastra Framework

Free

View pricing

open source

Open-source TypeScript framework
Apache 2.0 license

Mastra Platform

Contact sales

View pricing

custom

Testing
Monitoring
Deploying agents

Feature Comparison

Feature	langchain	mastra
1 Fleet Agent
Apache 2.0 License
1 Free Dev Deployment For Langgraph Cloud
Deploying Agents
Annotation Queues For Human Feedback
Monitoring
Community Support
Open-Source Typescript Framework
Community-Driven Components
Testing
Core Langchain Framework
Custom Data Retention
Dedicated Support And Sla
Email Support
Evaluation Datasets And Experiments
Everything In Developer
Everything In Plus
Langgraph For Agentic Workflows
Langserve For Rest Apis
Mit License
Monitoring And Alerting
Online And Offline Evaluations
Prompt Hub, Playground, And Canvas
Prompt Versioning And Management
Security Controls
Self-Hosted Deployment Option
Soc2 Compliance
Sso And Rbac
Tracing To Debug Agent Execution
Unlimited Users

Showing 30 of 30 features

Dashes mean the feature isn't listed in our data. The tool may still support it.

Frequently asked questions

Is LangChain or Mastra better?

On Staquest's weighted six-dimension scoring, Mastra comes out ahead overall, though LangChain can be the better fit depending on your priorities — see the dimension-by-dimension breakdown above.

Does LangChain or Mastra have a free tier?

Both LangChain and Mastra offer a free tier.

Which is better for pricing value, LangChain or Mastra?

Mastra scores higher on pricing value in Staquest's analysis. It is the highest-weighted dimension in this comparison.

View LangChain View Mastra