[Release] langchain-ai/langchain langchain-core==0.3.84: langchain-core==0.3.84

LangChain Core version 0.3.84 has been released with improvements to prompt sanitization. This patch release follows version 0.3.83 and includes a fix that enhances how prompts are processed and cleaned within the core library. The changes focus on improving data handling and security in prompt processing.

Key Points

• •LangChain Core updated to version 0.3.84 from 0.3.83
• •Primary fix addresses prompt sanitization to improve data handling
• •Sanitization enhancements help prevent injection attacks and malformed input
• •Patch release indicates backward compatibility is maintained
• •Prompt processing pipeline now more robust and secure
• •Fix merged via PR #36613 as part of release PR #36616

Workflow Diagram

Concepts