CrewAI vs OpenAI Agents SDK

OpenAI Agents SDK focuses on lightweight multi-agent orchestration with features like handoffs, agent-as-tool delegation, sandbox agents for containerized tasks, and built-in guardrails. It supports 100+ LLMs via LiteLLM and provides tracing and human-in-the-loop mechanisms. CrewAI, on the other hand, is an enterprise platform with a no-code visual editor, code-first API, and a Discovery engine that ranks automation opportunities from tickets and chats. It offers comprehensive governance: RBAC, immutable audit trails, human-in-the-loop approval gates, runtime PII redaction, and full cost accounting per execution. CrewAI integrates with monitoring tools like Arize, Galileo, DataDog, and Patronus, whereas OpenAI SDK integrates with MCP, LiteLLM, and OpenAI APIs. CrewAI also features cognitive memory (March 2026) and integrates with NVIDIA NemoClaw for self-evolving agents (March 2026). OpenAI SDK's sandbox agents (v0.14.0) allow long-running tasks with filesystem access, but the SDK is still early-stage with frequent changes. CrewAI is more mature, used by 63% of Fortune 500, and offers enterprise support.

OpenAI Agents SDK is free and open source under MIT license, with no usage limits except OpenAI API costs if you use their models. CrewAI offers a freemium model: basic features are free, but advanced enterprise features (Discovery, RBAC, audit trails, cost tracking, etc.) require contacting sales, which can be expensive for individuals. CrewAI's pricing is opaque and likely prohibitive for small teams. OpenAI SDK is ideal for developers and startups on a budget, while CrewAI suits enterprises with dedicated budgets.