langchain-core==1.6.5

What moved

Changes since langchain-core==1.6.4 release(core): 1.6.5 ( #40816 ) fix(core): abbreviate long tool IDs in XML buffer strings ( #40792 )

Why it matters

Filed as a launch filing from LangChain, 2026-09-24.

On the record

• Filed from the LangChain official RSS on 2026-09-24.
• Primary source host: github.com.
• Changes since langchain-core==1.6.4 release(core): 1.6.5 ( #40816 ) fix(core): abbreviate long tool IDs in XML buffer strings ( #40792 )