OpenAI Agents SDK is free; Devin starts at $500/mo. OpenAI Agents SDK is rated higher at 4.4/5 vs Devin's 4/5.


OpenAI Agents SDK uniquely offers Agent handoffs, Guardrails, Tool use. Devin uniquely offers Full software engineering, Browser control, Terminal access. Both share 0 features.
Independent analysis based on features, pricing, and user ratings
OpenAI Agents SDK is free; Devin starts at $500/mo.