Unverified50% confidenceFactExact time
The core LangChain packages langchain and langgraph require Python 3.8 or above; the demo environment uses Python 3.13.
1
Sources
50%
Confidence
Medium-term (~90 days)
Relevance
8/14/2026
First Seen
Valid until: 11/12/2026
Sources
LangChain 1.3实战入门：生态架构与Agent开发全解析
Related Claims
UnverifiedPython 3.13 is recommended as it offers the best compatibility with LangChain 1.0, which requires Python 3.10 or above69% similarUnverifiedWhen creating a conda environment to install Python, it is recommended to choose Python version 3.8, because the default environment's Python version is too high and prone to dependency package compatibility conflicts.65% similarVerifiedLangChain primarily supports Python, followed by TypeScript.62% similarUnverifiedIt is recommended to create a virtual environment using Python 3.8 to avoid dependency compatibility conflicts caused by using excessively high versions.60% similar
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