[Release] langchain-ai/langchain langchain-fireworks==1.4.4: langchain-fireworks==1.4.4

langchain-fireworks version 1.4.4 is released with a critical fix for cached prompt token usage reporting. The update includes dependency refreshes (pytest, langsmith), model profile data updates, improved documentation on prompt-cache session affinity, and enhanced test coverage for request-level extra headers.

Key Points

• •Fixed cached prompt token usage reporting in Fireworks integration
• •Updated langsmith dependency from 0.8.18 to 0.9.5 for improved functionality
• •Bumped pytest from 9.1.0 to 9.1.1 for testing framework improvements
• •Refreshed lockfiles and model profile data to maintain compatibility
• •Clarified prompt-cache session affinity guidance in documentation
• •Added test coverage for request-level extra headers functionality
• •Ensures accurate token counting for cached prompts in LLM interactions

Workflow Diagram

Concepts