---
format: "aidr-story-markdown/v1"
id: "17d0e6dd1b0c2ab49aafe18bdb0287ce95f93a8f4146f40cd416ba0b5fba473a"
canonical_url: "https://aidr.today/17d0e6dd?lang=en"
title: "LangChain Launches LangSmith Engine v2 to Resolve AI Agent Issues"
lang: "en"
requested_lang: "en"
available_langs: ["en","vi"]
translation_fallback: null
fallback_fields: []
published_at: "2026-09-24T18:39:23.000Z"
category: "Products"
topics: ["langchain","langsmith","agent","developer-tools","multi-agent","inference","open-source","harness"]
source_urls: ["https://marketbrief.now/ai/langchain-launches-langsmith-engine-v2-to-resolve-ai-agent-issues-a3d8c197","https://huggingnews.com/ai/langchain-launches-trajectories-in-langsmith-to-map-agent-behavior-cb2c7021","https://marketbrief.now/ai/langchain-launches-trajectories-in-langsmith-to-map-agent-behavior-cb2c7021","https://huggingnews.com/ai/langchain-launches-langsmith-engine-v2-to-resolve-ai-agent-issues-a3d8c197"]
summary: "The company introduced its latest diagnostic platform at the Interrupt event to assist developers in identifying defects in AI agent behavior. LangSmith Engine v2 allows teams to proactively find and repair errors in agent workflows so that end users do not encounter the bugs in live environments. New features in the second version of the engine include red teaming to identify potential failures before they surface in production and a system for validated fixes. These updates are intended to streamline the development cycle by reducing the amount of time spent on manual troubleshooting."
---

# LangChain Launches LangSmith Engine v2 to Resolve AI Agent Issues

> [Open the canonical story](<https://aidr.today/17d0e6dd?lang=en>)

**Published:** 2026-09-24T18:39:23.000Z
**Category:** Products
**Topics:** langchain, langsmith, agent, developer\-tools, multi\-agent, inference, open\-source, harness

## Summary

The company introduced its latest diagnostic platform at the Interrupt event to assist developers in identifying defects in AI agent behavior\. LangSmith Engine v2 allows teams to proactively find and repair errors in agent workflows so that end users do not encounter the bugs in live environments\. New features in the second version of the engine include red teaming to identify potential failures before they surface in production and a system for validated fixes\. These updates are intended to streamline the development cycle by reducing the amount of time spent on manual troubleshooting\.

## Sources

- [Story source](<https://marketbrief.now/ai/langchain-launches-langsmith-engine-v2-to-resolve-ai-agent-issues-a3d8c197>)
- [Story source](<https://huggingnews.com/ai/langchain-launches-trajectories-in-langsmith-to-map-agent-behavior-cb2c7021>)
- [Story source](<https://marketbrief.now/ai/langchain-launches-trajectories-in-langsmith-to-map-agent-behavior-cb2c7021>)
- [Story source](<https://huggingnews.com/ai/langchain-launches-langsmith-engine-v2-to-resolve-ai-agent-issues-a3d8c197>)