--- title: "March 2026: LangChain Newsletter" url: https://daily.dev/posts/march-2026-langchain-newsletter-okcwficbi source_url: https://blog.langchain.com/march-2026-langchain-newsletter/ type: article source: "LangChain" published: 2026-04-01T21:25:14.489Z updated: 2026-06-04T02:16:06.593Z tags: ["ai-agents", "langchain", "langgraph", "langsmith", "nvidia"] reading_time: 5 upvotes: 1 comments: 0 language: en --- > ## Documentation Index > Fetch the complete documentation index at: https://daily.dev/llms.txt > Use this file to discover all available pages before exploring further. # March 2026: LangChain Newsletter **[LangChain](https://daily.dev/sources/langchain)** · 5 min read · 1 upvotes · 0 comments ## Summary LangChain's March 2026 newsletter covers major product updates including: LangSmith's AI assistant Polly reaching general availability, Agent Builder rebranding to LangSmith Fleet with new identity/permissions management, Skills for agents, LangSmith Sandboxes in private preview for secure code execution, a new Deploy CLI for LangGraph, ABAC enterprise access controls, and Audit Logs. On the open source side, langgraph v1.1 and deepagents v0.5.0 alpha were released. The newsletter also announces Interrupt 2026 conference (May 13-14, SF) featuring Jensen Huang and Andrew Ng, an NVIDIA enterprise partnership, and upcoming community events. ## Full article daily.dev links to this article rather than hosting it. Read it at the original source: ## Similar posts on daily.dev - [January 2026: LangChain Newsletter](https://daily.dev/posts/january-2026-langchain-newsletter-ucpht4alc) · LangChain · 1 upvotes · 0 comments - [July 2026: LangChain Newsletter — NemoClaw Blueprint, OpenWiki Brains, and More](https://daily.dev/posts/july-2026-langchain-newsletter-nemoclaw-blueprint-openwiki-brains-and-more-lvwovaftg) · LangChain · 0 upvotes · 0 comments --- Tags: [#ai-agents](https://daily.dev/tags/ai-agents), [#langchain](https://daily.dev/tags/langchain), [#langgraph](https://daily.dev/tags/langgraph), [#langsmith](https://daily.dev/tags/langsmith), [#nvidia](https://daily.dev/tags/nvidia) [View this post on daily.dev](https://daily.dev/posts/march-2026-langchain-newsletter-okcwficbi)