LangChain OSS

@LangChain_OSS

Ship great agents fast with our open source frameworks – LangChain, LangGraph, and Deep Agents. Maintained by @LangChain.

Joined January 2026

6 Following

4,462 Followers

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LangChain OSS
@LangChain_OSS
Nov 2
Give your agents the web w/ browser use in deepagents!
Sydney Runkle
@sydneyrunkle
Nov 2
agentic browser requests jumped ~5x in september alone... browser use is becoming a key primitive for agents! icymi, we shipped it in (managed) deep agents last week now your agent can do anything interactive on the web! x.com/sydneyrunkle/s…
LangChain OSS
@LangChain_OSS
Nov 1
LangChain Community Spotlight: 50 Advanced GenAI Concepts 🧠 Gustaf, an AI Engineer, walks through 50 concepts that come up in AI engineer interviews, from KV cache and GraphRAG to agent harnesses and LLM-as-a-judge evals. The agent section covers using LangSmith to check
2
LangChain OSS
@LangChain_OSS
Oct 8
use the @OpenAI decisions model in @LangChain today!
Sydney Runkle
@sydneyrunkle
Oct 8
the @OpenAI decisions API is now in @LangChain! we shipped: 1. OpenAIDecisions: ask yes/no, choice, and score questions 2. model routing middleware 3. auto mode middleware docs: docs.langchain.com/oss/python/int…
LangChain OSS
@LangChain_OSS
Sep 25
LangGraph is a great orchestration framework for Jev!
Sydney Runkle
@sydneyrunkle
Sep 25
Article
Building Prod with Jev and LangGraph
Last week, TypeSafe AI released Jev, a new kind of model. Unlike traditional LLMs, Jev doesn't generate text. It makes decisions your code can act on directly, for what TypeSafe calls AI-powered
LangChain OSS
@LangChain_OSS
Sep 23
with the @link CLI your agent can make payments (either through tools or with browser use), gated on your approval!
Sydney Runkle
@sydneyrunkle
Sep 23
this agent 1. browses the web with stagehand from @browserbase 2. prepares payment with the link CLI from @stripe 3. asks for approval before the charge 4. places the order, ready for pickup! official @LangChain / link integration coming soon!

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