Convex vs LangGraph
Convex and LangGraph both work in AI Backend. Here is how they stack up on pricing, access, context and our editorial scores, and which one to pick.
Side by side
The verdict
LangGraph edges ahead overall, with a 4.1 Setuproll editorial score and a strong fit for agent workflows in ai agents. Convex is the better pick when you want reactive backend for app builders, and it stays in the running on price and access. Most teams choose LangGraph as the default and reach for Convex when their workflow leans that way.
Frequently asked questions
Is Convex or LangGraph better?
Convex holds a 3.8 Setuproll editorial score and is best for reactive backend for app builders, while LangGraph holds a 4.1 and is best for agent workflows in ai agents. Pick Convex for reactive backend for app builders and LangGraph for agent workflows in ai agents.
What is the difference between Convex and LangGraph?
Convex is reached as API (freemium) with n/a, while LangGraph is reached as API (open source) with n/a. They overlap on AI Backend but lead in different parts of the workflow.
Is Convex cheaper than LangGraph?
Convex is free tier + usage plans, and LangGraph is free, self-host or bring your own key. LangGraph is open source, so it can be the cheaper option if you self-host.