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LangChain Blog news

The latest AI and developer news from LangChain Blog, with short summaries.

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NEWLangChain Demonstrates Building Production Agents with TypeSafe’s Jev and LangGraph

·2026.09.26 03:00

NEWLangSmith Launches Engine v2, Managed Deep Agents v0.8, and Fine-Tuning Tools

·2026.09.25 17:00

NEWLangSmith Engine v2 Adds Red Teaming and Automated Fix Validation

·2026.09.24 23:00

NEWManaged Deep Agents 0.8 Launches with User-Scoped Memory, HTTP Channels, and Parallel Web Search

·2026.09.24 23:00

NEWLangSmith Launches Trajectories for Readable Agent Session Debugging

·2026.09.24 23:00

NEWLangChain Launches LangSmith Fine-Tuning CLI for Agent Trajectory Post-Training

·2026.09.24 23:00

NEWLangSmith Launches Custom Apps for Building Tailored Interfaces on Agent Data

·2026.09.24 22:00

LangSmith Used as Clinical Evaluation Infrastructure to Ensure Reliability in Medical AI

·2026.09.23 02:00

LangSmith Adds Jev Evaluation Model… Agent Evaluation Up to 450x Cheaper and 200x Faster Than LLMs

·2026.09.22 01:00

PickLangChain Reveals Experimental Results for TypeSafe AI's 'Jev': Up to 200x Faster and More Consistent than LLM Judges

·1·2026.09.20 08:00

PickTypeSafe AI Unveils 'Jev', a Structured Decision Model 200x Faster Than LLMs

·1·2026.09.18 09:00

LangChain Releases Open-Source Agent 'Deep Life Sci' for Life Sciences Research

·2026.09.18 02:00

Included Health Launches Federated Medical Agent 'Dot' Based on LangGraph and Deep Agents

·2026.09.18 00:00

LangChain Releases Paid Media Agent, Achieving 20% Marketing Pipeline Contribution

·1·2026.09.14 10:00

Credit Genie Automates Code Documentation and Eliminates Knowledge Silos with LangChain OpenWiki

·2026.09.10 22:00

LangSmith Managed Deep Agents Introduces Caller-Specific Identity Management with Connections Feature

·2026.09.10 02:00

LangChain Introduces 'forked subagents' to deepagents to Eliminate Context Duplication and Improve Performance

·2026.09.09 02:00

LangChain Updates Support for MCP Stateless Protocol and Elicitation

·2026.09.04 02:00

Schneider Electric, Vodafone, and monday.com Share Agent Operations Infrastructure Implementation Cases in Europe and the Middle East

·1·2026.09.03 11:00

August 2026: LangChain Newsletter — Managed Deep Agents, LLM Gateway, and More

·2026.08.27 04:00