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Kombinat vs Mastra
Short answer: Pick Kombinat if you want background AI agents on your subscription; pick Mastra if you want typed AI agents with built-in observability. Kombinat is free and open source; Mastra has a free plan, paid from $250/month.
KombinatRun AI agents on a schedule from Markdown files in your repo
MastraTypeScript framework for AI agentsWhich to pick
Pick Kombinat if you want…
- Background AI agents on your subscription
- A free, open-source tool
- Integrations with Claude Code, Codex or GitHub (on Kombinat's list, not Mastra's)
Pick Mastra if you want…
- Typed AI agents with built-in observability
- Building custom agents in TypeScript
- Integrations with React, Next.js or Node (on Mastra's list, not Kombinat's)
Side by side
- What it is
- Kombinat:Kombinat runs Claude Code, Codex or any other CLI agent 24/7 on your Mac, on a schedule or a webhook, from markdown files in your repo.
- Mastra:Mastra is an open-source TypeScript framework for building AI agents with memory, tools, workflows and observability.
- Best for
- Kombinat:Background AI agents on your subscription
- Mastra:Typed AI agents with built-in observability
- Who it’s for
- Kombinat:Teams and solo developers who want AI agents to do routine work in the background, on the Claude or Codex plan they already have.
- Mastra:TypeScript developers building AI-powered applications and agents.
- Pricing
- Kombinat:Open source
- Mastra:Freemium
- Starting price
- Kombinat:Free
- Mastra:$250/month (Teams)
- Free plan or trial
- Kombinat:Free to use
- Mastra:Free plan (Starter)
- Plans
- Kombinat:—
- Mastra:Starter $0 per month · Teams $250 per month
- Open source
- Kombinat:Yes, 11 GitHub stars
- Mastra:Yes, 28,481 GitHub stars
- Works with
- Kombinat:Claude Code, Codex, GitHub, Linear, Tailscale
- Mastra:React, Next.js, Node, LibSQL, Postgres, Vite
Kombinat features
- Markdown routines. Define cron schedules or webhooks in markdown files with front-matter.
- Multiple agents. Run Claude, Codex or any shell command per routine.
- Version-controlled. Routines live in your repo; merge a .md file and it becomes active within minutes.
- No extra API costs. Agents run on your existing Claude/Codex subscription, not on separate API keys.
- Web Dashboard & TUI. View run history, calendar and transcripts in a web UI or terminal UI. Works amazing from your mobile
- Webhook support. Trigger routines via POST requests; request body is added to the prompt.
- Lightweight install. Just two dependencies, runs as a background daemon on macOS with Node.
- Remote access. Run the dashboard on your phone over Tailscale.
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.
Kombinat vs Mastra FAQ
What is the difference between Kombinat and Mastra?+
Mastra means coding agents in TypeScript. Kombinat routines are plain markdown anyone can write, and agents use your own skills and MCP servers, on your subscription.
Should I use Kombinat or Mastra?+
Pick Kombinat if you want background AI agents on your subscription, a free, open-source tool or integrations with Claude Code, Codex or GitHub (on Kombinat's list, not Mastra's). Pick Mastra if you want typed AI agents with built-in observability, building custom agents in TypeScript or integrations with React, Next.js or Node (on Mastra's list, not Kombinat's).
Is Kombinat or Mastra free?+
Kombinat is free and open source. Mastra has a free plan (Starter); paid plans start at $250/month (Teams).
Which is cheaper, Kombinat or Mastra?+
Kombinat is free, so it costs less. Mastra starts at $250/month (Teams).
Is Kombinat or Mastra open source?+
Yes, both are open source: Kombinat (Danilqa/kombinat on GitHub, MIT license) and Mastra (mastra-ai/mastra on GitHub).
Do Kombinat and Mastra integrate with the same tools?+
Their integration lists don't overlap: Kombinat lists Claude Code, Codex, GitHub, Linear and 1 more; Mastra lists React, Next.js, Node, LibSQL and 2 more.
On DevHunt
Based on each tool's website and DevHunt data. Details may change; check the official sites.