Agent framework guide · TypeScript agents

Mastra

A TypeScript framework for agents, workflows, memory, evaluations and AI-powered products.

Learn to build agents Official README ↗

TypeScript

Independent README analysis

What Mastra is built for.

A TypeScript framework for agents, workflows, memory, evaluations and AI-powered products.

Official project and living documentationgithub.com/mastra-ai/mastra

How the architecture works

Mastra provides TypeScript primitives for agents, workflows, memory, retrieval, evaluations and observability.

Who should choose it

TypeScript teams building agent features alongside modern web applications.

VCA DECISION RULE

Choose Mastra when its core abstraction matches the system you need to operate. Do not choose it only because it is popular: first map the workflow, data, permissions, failure modes and deployment constraints.

How to evaluate the repository

Run the smallest official example and identify where state, models and tools enter the system.
Replace the demo task with one bounded use case and define acceptance tests before adding complexity.
Trace cost, latency, tool permissions and failure recovery under realistic inputs.
Review the project license, release activity and migration notes before committing production architecture.

Reviewed by VibeCode Academy on August 25, 2026. This independent guide synthesizes the official public README and repository metadata; it is not affiliated with or endorsed by the project owner. Names and marks belong to their respective owners.

Read the complete current README at the source →

Practical applications

Three strong starting points for Mastra.

These are bounded projects that expose whether the framework’s abstraction actually helps your workflow.

An agent inside a Next.js product

Start with a measurable outcome, one trusted data path and a human approval point before expanding the workflow.

A TypeScript workflow with durable steps

Start with a measurable outcome, one trusted data path and a human approval point before expanding the workflow.

An evaluated support or research assistant

Start with a measurable outcome, one trusted data path and a human approval point before expanding the workflow.

Why teams shortlist it

Strengths

Native TypeScript experience
Product-focused feature set
Workflow and evaluation support

What to validate first

Tradeoffs and risks

Fast-moving APIs require version control
Durability needs a deliberate store
Keep server secrets out of client bundles

From repository to production

A framework is one layer of the agent system.

Production quality comes from the decisions around it: use case, state, knowledge, tools, approvals, observability and deployment.

018-Layer Agent ArchitectureMap the complete production system →02Live Course CurriculumSee the four-week build sequence →03Vibe Coding WorkflowDefine, plan, build, prove and ship →

Framework FAQ

Questions before you commit.

Use the answers as a shortlist, then verify current behavior in the official documentation.

What is Mastra?

A TypeScript framework for agents, workflows, memory, evaluations and AI-powered products.

When should I choose Mastra?

TypeScript teams building agent features alongside modern web applications.

Can I use Mastra for a VibeCode Academy certified project?

Yes. VibeCode Academy is framework-aware but vendor-neutral: you can use Mastra where it fits, then demonstrate architecture, tool use, safety, testing and deployment in a reviewed final project.

Do more than read the README

Learn to choose, build and deploy agent frameworks.

VibeCode Academy teaches the architecture that transfers across Mastra and the rest of the ecosystem: model selection, tools, memory, knowledge, approvals, testing and production deployment.

Join the live course See course curriculum

GET CERTIFIED

Build a working agent. Prove the skill.

Complete a real project, deploy it and pass a practical review to earn a publicly verifiable VibeCode Academy certificate.

How certification works