# Agent Development Kit (ADK) vs OpenAI Agents SDK (slim)

> OpenAI Agents SDK has a score of 86.5 (AA) against Agent Development Kit (ADK)'s 74.9 (BB). Both do agent frameworks. The largest gap is agent ergonomics, 27 points. Category scores, facts, verdicts and agent notes side by side.

- Full: https://www.anchorterminal.com/compare/google-adk-vs-openai-agents-sdk.md (~1,350 tokens) · this version ~380 tokens · JSON https://www.anchorterminal.com/compare/google-adk-vs-openai-agents-sdk.json · canonical https://www.anchorterminal.com/compare/google-adk-vs-openai-agents-sdk
- Index: https://www.anchorterminal.com/llms.txt · API: https://www.anchorterminal.com/api/v1/index.json · Updated: 2026-10-05

OpenAI Agents SDK has a score of 86.5 (AA) against Agent Development Kit (ADK)'s 74.9 (BB). Both do agent frameworks. The largest gap is agent ergonomics, 27 points.

- Agent Development Kit (ADK): BB 74.9, rank #45 of 452 · https://www.anchorterminal.com/tools/google-adk.min.md
- OpenAI Agents SDK: AA 86.5, rank #1 of 452 · https://www.anchorterminal.com/tools/openai-agents-sdk.min.md
- Pick Agent Development Kit (ADK) for security & auth (+12). Pick OpenAI Agents SDK for reliability (+5), schema & documentation (+8), agent ergonomics (+27), maintenance & community (+13), transparency & trust (+22).

| Category | Agent Development Kit (ADK) | OpenAI Agents SDK |
| --- | --- | --- |
| Reliability (16%) | 80 | 85 |
| Performance (10%) | pending | pending |
| Schema & documentation (13%) | 87 | 95 |
| Agent ergonomics (13%) | 70 | 97 |
| Security & auth (14%) | 92 | 80 |
| Payments & pricing (10%) | 60 | 60 |
| Task success (10%) | pending | pending |
| Maintenance & community (7%) | 87 | 100 |
| Transparency & trust (7%) | 70 | 92 |