langchain-anthropic==1.3.1

📅 Jan 5, 2026📦 langchainView on GitHub →

🐛 5 fixes🔧 3 symbols

Summary

Version 1.3.1 is a maintenance release that addresses a security vulnerability (CVE-2025-68664) and fixes several bugs related to cache control and serialization.

🐛 Bug Fixes

Fixed security vulnerability CVE-2025-68664.
Modified cache_control behavior to skip code_execution blocks.
Prevented application crashes when using cache_control with empty message content.
Fixed serialization issues via a core patch.
Corrected internal versioning strings.

🔧 Affected Symbols

cache_controlcode_executionserialization