Mastra
Build AI agents with a modern TypeScript stack
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Mastra is an open-source TypeScript framework for building AI-powered agents, workflows, and observability tools.
- for
- TypeScript developers building AI agents and applications
- pricing
- freemium
- license
- open source
- @mastra/core@1.71.0September 24, 202621 days ago
- @mastra/core@1.70.0September 24, 202621 days ago
- @mastra/core@1.69.0September 23, 202622 days ago
Key features
- Typed Agents — Define agents with instructions, models, tools, and runtime behavior in TypeScript.
- Composable Workflows — Create multi-step, retryable, branchable workflows with typed control flow.
- Shared Harness — Coordinate multi-mode agents with shared state, threads, and storage.
- Durable Memory — Provide observational memory, semantic recall, and thread-aware context.
- Built-in Observability — Inspect traces, logs, metrics, and signals for every agent run.
- Mastra Studio — Web UI for building, testing, and managing agents, tools, and workflows.
Use cases
- Customer-support chat agents that retain conversation context
- Internal copilots for coding, finance, or research tasks
- Automated multi-step business processes such as order fulfillment
Mastra pricing
- Starter$0/monthUnlimited users, deployments, projects · Observability 100K events · 24 CPU hours · 15-day data retention
- Teams$250/month1M observability events · 250 CPU hours · 6-month data retention · Multiple teams, SSO, SOC 2 docs
Mastra vs alternatives
 Mastra |  Fine |  BuildShip |  SuperAGI Cloud |  QueryPal | |
|---|---|---|---|---|---|
| Best for | Typed AI agent framework | AI-agent software building | Visual backend building | Managed autonomous agents | Support automation |
| Pricing | Freemium | Free | Free | Free | Free |
| DevHunt upvotes | 4 | 75 | 118 | 43 | 82 |
| Launched | Jun 2026 | Jan 2023 | Jan 2023 | Jan 2023 | Mar 2024 |
- Mastra vs Fine: Fine focuses on building software with AI agents, while Mastra provides a full TypeScript framework with observability and self-hosted deployment.
- Mastra vs BuildShip: BuildShip is a visual drag-and-drop backend builder, whereas Mastra is code-first, TypeScript-based and includes workflow orchestration.
- Mastra vs SuperAGI Cloud: SuperAGI Cloud offers managed cloud hosting for autonomous agents; Mastra is an open-source framework you run yourself or on Mastra Cloud.
- Mastra vs QueryPal: QueryPal automates support-team workflows, while Mastra is a general-purpose framework for any AI-agent application.
Mastra FAQ
What is Mastra?+
Mastra is an open-source TypeScript framework for building AI-powered applications and agents, providing agents, workflows, memory, workspaces and observability.
Is Mastra an agent builder?+
Yes, it lets you define agents that use LLMs and tools, and also offers workflows, memory, and observability for the full development lifecycle.
What can you build with Mastra?+
You can create conversational support agents, domain-specific copilots, workflow automations, and decision-support tools that combine language understanding, reasoning, and action.
How do I get started?+
Run `npm create mastra@latest <project-name> -- --llm <provider>` then start the dev server with `npx bgproc start … && npm run dev` and open Mastra Studio at http://localhost:4111.
What licensing options are available?+
Mastra is Apache 2.0 licensed for self-hosted use; enterprise licenses with additional controls and support are offered under a custom pricing model.
Summarized by DevHunt from mastra.ai · Sep 28, 2026. Details may change; check the official site.
