https://pypi.org/project/langchain-permitbase/ Recent updates to the Python Package Index for langchain-permitbase en https://pypi.org/project/langchain-permitbase/0.1.0/ LangChain toolkit for PermitBase — U.S. residential building permit data API (1980–present) data@permitbase.org Mon, 13 Apr 2026 18:46:48 GMT