OpenAI Agents SDK alternatives

4 alternatives to OpenAI Agents SDK (#1 in Agent frameworks). Our verdict on OpenAI Agents SDK: Lightweight, well-documented primitives for tools, handoffs and tracing.

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4 OpenAI Agents SDK alternatives compared

ToolRank / departmentFree planStarting priceTranco rank
LangGraph
Stateful, controllable agent graphs. More setup, but more control.
#2 in Agent frameworksN/AN/AN/ACompare · Site ↗
Vercel AI SDK
The TypeScript default for streaming chat and agents in web apps.
#3 in Agent frameworksN/AN/AN/ACompare · Site ↗
CrewAI
Quick multi-agent 'crews' with roles. Easy to start with.
#4 in Agent frameworksN/AN/A81,009Compare · Site ↗
n8n
Visual workflow automation with AI agent nodes, and you can self-host it.
#5 in Agent frameworksN/AN/A5,947Compare · Site ↗

Free plan and price are read from each official pricing page on the date shown. Tranco rank is a public top-1M site list, not our traffic. Order: our editorial ranking first, then Tranco.

Read our full OpenAI Agents SDK review · Compare OpenAI Agents SDK with LangGraph

FAQ

What are the best alternatives to OpenAI Agents SDK?

Our list: LangGraph, Vercel AI SDK, CrewAI, n8n. Tools we rank editorially come first, then other tools in the same directory department ordered by public Tranco popularity.

Is there a free alternative to OpenAI Agents SDK?

None of the alternatives listed here had a verified free plan when we read their pricing pages. Check each official site, as free tiers change.