Compare
Mastra vs Maxim AI
Offers a TypeScript framework for agents, not a dedicated simulation/eval platform
Which to pick
Pick Mastra if you want…
- Typed AI agents with built-in observability
- TypeScript agent framework
- Open-source code (mastra-ai/mastra on GitHub)
- Integrations with React, Next.js or Node (on Mastra's list, not Maxim AI's)
Pick Maxim AI if you want…
- End-to-end agent simulation and evaluation
- Integrations with OpenAI, Anthropic or Vercel AI SDK (on Maxim AI's list, not Mastra's)
Side by side
- What it is
- Mastra:Mastra is an open-source TypeScript framework for building AI agents with memory, tools, workflows and observability.
- Maxim AI:Maxim AI is a platform for simulating, evaluating, and observing AI agents across their lifecycle.
- Best for
- Mastra:Typed AI agents with built-in observability
- Maxim AI:End-to-end agent simulation and evaluation
- Who it’s for
- Mastra:TypeScript developers building AI-powered applications and agents.
- Maxim AI:AI teams building, testing and deploying multi-turn agentic workflows.
- Pricing
- Mastra:Freemium
- Maxim AI:Freemium
- Plans
- Mastra:Starter $0 per month · Teams $250 per month
- Maxim AI:—
- Open source
- Mastra:Yes, 28,481 GitHub stars
- Maxim AI:—
- Works with
- Mastra:React, Next.js, Node, LibSQL, Postgres, Vite
- Maxim AI:OpenAI, Anthropic, Vercel AI SDK, LangChain, MCP Gateway, HashiCorp Vault, AWS Secrets Manager, Google Secret Manager
Mastra features
- Typed Agents. Define agents with instructions, models, tools and runtime behavior in TypeScript.
- Workflows. Compose multi-step, retryable, branchable workflows with typed control flow.
- Harness. Coordinate multi-mode agents with shared state, threads and storage.
- Memory. Durable observational memory with semantic recall and thread-aware storage.
- Observability. Logs, metrics, traces, datasets and signals for full runtime insight.
- Server & Studio. Run agents locally or in Mastra Cloud and manage them via a web studio.
Maxim AI features
- Agent Simulation. Run multi-turn agent workflows on varied scenarios and personas.
- Agent Evaluation. Custom evaluators (AI, programmatic, statistical) for pre- and post-release testing.
- Prompt Playground. Create, test and version prompts in an interactive UI.
- Logging/Tracing. Built-in observability with OpenTelemetry support for workflow tracing.
- Dataset Curation. Create and manage datasets for evaluations and fine-tuning.
- Human-in-the-Loop. Annotation and quality-check workflows integrated with the platform.
Mastra vs Maxim AI FAQ
Is Mastra or Maxim AI free?+
Mastra has a free plan (Starter); paid plans start at $250/month (Teams). Maxim AI has a free plan and paid plans.
Is Mastra or Maxim AI open source?+
Mastra is open source (mastra-ai/mastra on GitHub). DevHunt has no public source repository on record for Maxim AI.
Do Mastra and Maxim AI integrate with the same tools?+
Their integration lists don't overlap: Mastra lists React, Next.js, Node, LibSQL and 2 more; Maxim AI lists OpenAI, Anthropic, Vercel AI SDK, LangChain and 5 more.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.