Unverified50% confidenceFactExact time
Pydantic v2的API破坏性变更包括：validator装饰器被拆分为field_validator和model_validator，__fields__被model_fields替代，dict()方法被model_dump()取代
1
Sources
50%
Confidence
Long-term
Relevance
7/12/2026
First Seen
Sources
Getting Started with LangGraph: Building AI Agent Workflows with Graph Structures
bilibili吴恩达LLM7/10/2026
Related Claims
Unverified下游用户对模型的二次微调可能意外破坏原有安全特性58% similarUnverifiedWhen objects created through model classes are used in an Agent, the returned nested structure may differ from the standard format, causing frequent errors in subsequent parsing steps.56% similarUnverified拓扑命名问题指修改早期特征后，后续特征引用的几何元素标识符变化导致特征断裂，其解决方案由开发者RealThunder提出并在FreeCAD 1.0中合并54% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/489901API
curl https://kongchang.com/api/v1/knowledge/claims/489901MCP
get_claim(id=489901)