Mastra vs AgentOS
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
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| RECATOOLS Score | 8 / 10 | 6.9 / 10 |
| Capability | ||
| Value for money | ||
| Ease of use | ||
| ASEAN readiness | ||
| API quality | ||
| Pricing | Freemium | Open Source |
| Free tier | — | — |
| Paid from | — | — |
| Has API | ✓ | ✓ |
| Open source | ✓ | ✓ |
| Free to use | ✓ | ✓ |
| Users | — | — |
| Founded | — | — |
| Maker | — | — |
| Verdict | Mastra filled a real gap — a first-class TypeScript agent framework instead of a Python port — and adoption backs that up: 22,000-plus GitHub stars, 300,000-plus weekly npm downloads, and production users spanning Replit... |
AgentOS bets on two ideas most agent frameworks don't touch: agents that write their own TypeScript tools mid-task (an LLM judge reviews the spec, then it runs sandboxed in node:vm before joining the permanent toolkit) a... |
| Full review → | Full review → |
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Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.