OpenAI Agents Python SDK v0.21.0 发布：新增测试工具与兼容性更新
原标题：v0.21.0
AI 摘要
OpenAI 发布了 Agents Python SDK 的 v0.21.0 版本，主要新增了 provider-neutral 的测试工具（agents.testing、agents.realtime.testing、agents.voice.testing），用于无需 provider 请求的确定性测试，并更新了对 OpenAI Python v3 和 HTTPX2 的兼容性。此外，该版本还修复了多个核心问题，包括中断快照、递归工具审批、流清理、敏感错误脱敏，以及 MCP 生命周期隔离和沙箱功能增强。
正文节选
## Key Changes This minor release does not introduce a known breaking SDK behavior change. The minor version bump is for the new provider-neutral testing APIs and the OpenAI Python v3 compatibility update. ### Highlights: - Added `agents.testing`, `agents.realtime.testing`, and `agents.voice.testing` utilities for deterministic Agent, Sandbox, Realtime, and Voice workflow tests without provider requests. - Updated OpenAI provider compatibility to `openai>=3.0.0,<4`, including HTTPX