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Latest posts
Last updated 27 days ago
Your harness, your memory
27 days ago
Agent harnesses are becoming the dominant way to build agents, and they...
Previewing Interrupt 2026: Agents at Enterprise Scale
28 days ago
Last May, 800 of you came to The Midway in San Francisco...
Deep Agents Deploy: an open alternative to Claude Managed Agents
29 days ago
Today we’re launching Deep Agents deploy in beta. Deep Agents deploy is...
Human judgment in the agent improvement loop
29 days ago
By Rahul Verma, Deployed Engineer @ LangChainAI agents work best when they...
Better Harness: A Recipe for Harness Hill-Climbing with Evals
29 days ago
By Vivek Trivedy, Product Manager @ LangChain💡TL;DR: We can build better agents...
Deep Agents v0.5
about 1 month ago
TL;DR: We’ve released new minor versions of deepagents & deepagentsjs, featuring async...
Arcade.dev tools now in LangSmith Fleet
about 1 month ago
Today, we're announcing a new partnership with Arcade.dev to bring their library...
Continual learning for AI agents
about 1 month ago
Most discussions of continual learning in AI focus on one thing: updating...
How My Agents Self-Heal in Production
about 1 month ago
By Vishnu Suresh, Software Engineer @ LangChainThis blog was initially published on...
Open Models have crossed a threshold
about 1 month ago
💡TL;DR: Open models like GLM-5 and MiniMax M2.7 now match closed frontier...
March 2026: LangChain Newsletter
about 1 month ago
It feels like spring has sprung here, and so has a new...
Announcing the LangChain + MongoDB Partnership: The AI Agent Stack That Runs On The Database You Already Trust
about 1 month ago
Agents need more than a model and a prompt. They need retrieval...