langchain-fireworks==1.6.3

What moved

Changes since langchain-fireworks==1.6.2 release(fireworks): 1.6.3 ( #40834 ) fix(fireworks): declare native PDF inputs unsupported ( #40814 ) fix(fireworks): preserve malformed tool arguments as diagnostic JSON ( #40818 ) chore(model-profiles): refresh model profile data ( #40804 )

Why it matters

Filed as a launch filing from LangChain, 2026-09-25.

On the record

• Filed from the LangChain official RSS on 2026-09-25.
• Primary source host: github.com.
• The desk does not add a second source.