AutoGen
LangChain
| Feature | AutoGen | LangChain |
|---|---|---|
| Pricing | Free only | Free / from $39/mo |
| Free Plan | ✓ Yes | ✓ Yes |
| Rating | 4.2 / 5 | 4.3 / 5 |
| Best For | ai-researchers, developers, enterprise-ai-teams, data-scientists | ai-developers, startups, enterprise-ai, data-engineers |
| Founded | 2023 | 2022 |
| Multi Agent | ✓ | ✗ |
| Code Execution | ✓ | ✗ |
| Human In Loop | ✓ | ✗ |
| Tool Integration | ✓ | ✗ |
| Customizable Agents | ✓ | ✗ |
| Conversation Patterns | ✓ | ✗ |
| Chains | ✗ | ✓ |
| Agents | ✗ | ✓ |
| Retrieval | ✗ | ✓ |
| Memory | ✗ | ✓ |
| Tools | ✗ | ✓ |
| Langsmith Tracing | ✗ | ✓ |
✓ AutoGen Pros
- Microsoft backed
- Multi-agent conversations
- Flexible
- Active development
✗ AutoGen Cons
- Complex setup
- Documentation gaps
- Requires coding expertise
✓ LangChain Pros
- Comprehensive framework
- Large community
- Many integrations
- LangSmith observability
✗ LangChain Cons
- Abstraction complexity
- Fast-changing API
- Steep learning curve
The Verdict
AutoGen is built for ai researchers and developers, with a focus on multi-agent and code-execution. LangChain targets ai developers and startups and leads with chains and agents.
AutoGen uses custom enterprise pricing, while LangChain starts at $39/mo — a tangible advantage for teams with a fixed budget.
Both offer free plans, so you can test each with your real workflow before committing to a subscription.
This is a genuinely close comparison. If you can, sign up for both free trials (where available) and run a one-week test with your actual team tasks before deciding.