[Release] langchain-ai/langchain langchain-core==1.2.24: langchain-core==1.2.24

langchain-core version 1.2.24 introduces improvements to OpenAI file input handling by imputing placeholder filenames, adds the "computer" tool to well-known OpenAI tools, and upgrades Pygments to version 2.20.0 or higher across all packages to address CVE-2026-4539 security vulnerability.

Key Points

• •Placeholder filenames are now automatically imputed for OpenAI file inputs, improving compatibility and reducing manual configuration
• •The "computer" tool has been added to the _WellKnownOpenAITools registry for enhanced tool recognition
• •Pygments dependency upgraded to >=2.20.0 across all packages to mitigate CVE-2026-4539 security vulnerability
• •This is a patch release (1.2.24) following 1.2.23, indicating backward compatibility is maintained
• •Security and usability improvements focus on OpenAI integration and dependency management

Concepts