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Agno
Mastra

Comparison Preset

VerdictAgno vs Mastra Ā· For Enterprises

Agno is the only viable option here because its Apache-2.0 license mitigates significant legal risk, whereas Mastra's 'NOASSERTION' license status is a non-starter for enterprise use. While Agno has a documented CRITICAL vulnerability that requires immediate technical due diligence, this is a manageable technical risk compared to Mastra's fundamental legal one. Agno's greater maturity (1541 day old repo), high bus factor (8/10), and explicit support for cloud-agnostic deployment provide a more stable foundation for long-term projects. The choice is therefore dictated by risk management. This makes Agno the only defensible choice for stakeholders.

Overview

The bottom line ā€” what this framework is, who it's for, and when to walk away.

Bottom Line Up Front

Agno provides an SDK, a stateless FastAPI runtime (AgentOS), and a control plane for building and deploying production-ready AI agent platforms. It supports agents with memory, knowledge, and integrations, offering cloud-agnostic deployment.

Mastra is a TypeScript framework for building and shipping AI agents, focusing on rapid prototyping and production readiness. It provides a structured approach for defining agents, tools, and integrating with various LLM providers through a unified model router. The framework includes a Studio UI for managing development workflows and supports integration into existing web frameworks.

Best For

Deploying, monitoring, and managing production-grade AI agent platforms with structured workflows.

Building dependable, production-ready AI agents and applications primarily in TypeScript.

Avoid If

no data

no data

Strengths

  • +Provides a rich SDK for building agents, teams, and complex workflows.
  • +Offers extensive integrations (100+) for agent capabilities.
  • +Features a production-ready runtime (AgentOS) based on a stateless FastAPI backend.
  • +Includes an integrated control plane with a UI for monitoring and management.
  • +Supports deployment across multiple cloud providers and containerization options, including AWS, GCP, Azure, Kubernetes, and Docker.
  • +Provides a structured TypeScript framework for building AI agents, enabling fast prototyping and reliable deployment.
  • +Offers an integrated model router that abstracts LLM providers (OpenAI, Anthropic, Google, xAI) using a `provider/model` string format and environment variables.
  • +Enforces a clear structure for defining tools via `createTool()` including Zod schemas for input/output, preventing silent execution failures.
  • +Includes Mastra Studio, an interactive UI for building, testing, and managing agents, workflows, and tools.
  • +Supports integration with popular web frameworks like Next.js, React, Astro, Express, SvelteKit, and Hono.
  • +Enables a wide range of use cases, including customer-facing assistants, internal copilots, data analysis, content automation, and DevOps.
  • +Provides access to a large selection of models through its model router, beyond a short list of known IDs.

Weaknesses

    • āˆ’Plain object tool definitions silently fail to execute; tools must be strictly defined via `createTool()` with specific properties.
    • āˆ’Requires a `package.json` file with `"type": "module"` for project setup.
    • āˆ’Requires Node.js 22.18.0 or later for direct TypeScript file execution.

    Project Health

    Is this project alive, well-maintained, and safe to bet on long-term?

    Bus Factor Score

    8 / 10
    9 / 10

    Maintainers

    100
    100

    Open Issues

    1,015
    545

    Fit

    Does it support the workflows, patterns, and capabilities your team actually needs?

    State Management

    The SDK enables agents to manage internal state via its 'memory' feature, while the AgentOS runtime itself operates statelessly.

    Mastra manages state through explicitly defined Agent and Tool objects, configured within a central Mastra instance, which then handles model routing and execution context via environment variables.

    Cost & Licensing

    What does it actually cost? License type, pricing model, and hidden fees.

    License

    Apache-2.0
    NOASSERTION
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    Perspective

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