LangGraph vs Vellum
Updated June 2026 · A structured head-to-head comparison.
The verdict
Both LangGraph and Vellum are credible ai agents tools, and the right pick comes down to your priorities.
Choose LangGraph if you want a lower starting price (free) and a free plan to start on. Build stateful, controllable agent workflows.
Vellum — Development platform for production LLM apps.
LangGraph vs Vellum: side by side
| Dimension | LangGraph | Vellum |
|---|---|---|
| Starting price | FreeWinner | Custom |
| Free plan | YesWinner | No |
| Pricing model | Open source | Subscription |
| Best for | Developers, Ai Engineers, Enterprise | Developers, Ai Engineers, Smb |
| Platforms | Self Hosted, Api, Web | Web, Api |
| Rating | 4.5/5 | 4.5/5 |
LangGraph key facts
- Vendor
- LangChain
- Pricing
- Open source — Free
- Free tier
- Yes
- Platforms
- Self Hosted, Api, Web
- Best for
- Developers, Ai Engineers, Enterprise
- Editor rating
- 4.5 / 5
- Founded
- 2024
- Headquarters
- San Francisco, CA, USA
Vellum key facts
- Vendor
- Vellum AI
- Pricing
- Subscription — Custom
- Free tier
- No
- Platforms
- Web, Api
- Best for
- Developers, Ai Engineers, Smb
- Editor rating
- 4.5 / 5
- Founded
- 2023
- Headquarters
- San Francisco, CA, USA
Frequently asked questions
Is LangGraph better than Vellum?
Neither is universally better — LangGraph edges ahead on overall rating, but the best choice depends on price, platforms, and your use case. See the side-by-side table above.
Is LangGraph or Vellum cheaper?
LangGraph is the more affordable of the two to get started, at free. LangGraph starts at free; Vellum starts at custom.
Can LangGraph replace Vellum?
Yes for most teams — both are ai agents tools with heavily overlapping features. The main trade-offs are pricing and platform support, covered in the comparison above.