OpenAgents vs AutoGPT vs CrewAI vs LangChain
A side-by-side look at scores, pricing and features — with RECATOOLS' ASEAN-aware verdict for each.
OpenAgents
Open-source research platform for language agents — now dormant.
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AutoGPT
The open-source autonomous AI agent that completes multi-step tasks in...
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CrewAI
Framework for orchestrating teams of AI agents
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LangChain
Most popular framework for building LLM applications
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| RECATOOLS Score | 5.2 / 10 | 6 / 10 | 7.6 / 10 | 8.1 / 10 |
| Capability | ||||
| Value for money | ||||
| Ease of use | ||||
| ASEAN readiness | ||||
| API quality | ||||
| Pricing | Open Source | Open Source | Open Source | Open Source |
| Free tier | Fully free | Free to self-host the open-source version | Fully free open source framework | Open source framework is free; LangSmith has a free developer tier |
| Paid from | — | — | — | $39/month (LangSmith Plus) |
| Has API | ✗ | ✗ | ✓ | ✓ |
| Open source | ✓ | ✓ | ✓ | ✓ |
| Free to use | ✓ | ✓ | ✓ | ✓ |
| Users | 5000+ GitHub stars | 100k+ GitHub stars | 20m+ downloads | 1m+ developers |
| Founded | 2023 | 2023 | 2023 | 2022 |
| Maker | Sea AI Lab / HKU | Toran Bruce Richards | Joao Moura | Harrison Chase |
| Verdict | OpenAgents from HKU's XLang Lab was an early open-source answer to ChatGPT's plugin-and-agent experience, packaging a data-analysis agent, a plugins agent and a web-browsing agent behind a chat UI, with the write-up publ... |
AutoGPT popularized autonomous AI agents back in 2023 and has since split into two paths: a free, self-hostable open-source core (Docker Compose, MIT-licensed outside the platform folder) and a hosted AutoGPT Platform wi... |
CrewAI is the most-starred open-source framework for building multi-agent systems — spin up agents with roles, goals and tools, then orchestrate them into "crews" or sequential flows. Version 1.14 (April 2026) dropped th... |
Still the default starting point for LLM apps, and meaningfully more stable since LangChain 1.0 and LangGraph 1.0 shipped in October 2025 — agents now run on LangGraph's durable runtime, and the team has promised no brea... |
| Full review → | Full review → | Full review → | Full review → |
Comparisons cover up to 4 tools. Scores are RECATOOLS editorial assessments; verify current pricing on each vendor's site.