Search results for “site:langchain.com”
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blog.langchain.com
tag › in-the-loop
Late last week two great blog posts were released with seemingly opposite titles. “Don’t Build Multi-Agents” by the Cognition team, and “How we built The Hidden Metric That Determines AI Product Success Co-authored by Assaf Elovic and Harrison Chase. You can also find a version of this post...
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academy.langchain.com
courses › ambient-agents
Build your own ambient agent to manage your email. You’ll learn the fundamentals of LangGraph as you build an email assistant from scratch, and use LangSmith to evaluate its performance.
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academy.langchain.com
courses › intro-to-langgraph
Learn the basics of LangGraph - our framework for building agentic and multi-agent applications. Separate from the LangChain package, LangGraph helps developers add better precision and control into agentic workflows.
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changelog.langchain.com
announcements › node-level-caching-in-langgraph
You can now cache the results of tasks in LangGraph based on node input , helping you avoid redundant computation and speed up execution. How it works: See...
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changelog.langchain.com
announcements › use-built-in-tools-in-langsmith-s-playground
You can now call built-in tools from OpenAI and Anthropic directly from within the LangSmith Playground. Pre-configured tools, such as web search and MCP,...
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changelog.langchain.com
announcements › track-costs-across-multi-modal-inputs-and-token-caching
Cost tracking is especially important for agentic applications because resource usage is determined dynamically by the agent itself. Our new cost-tracking...
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changelog.langchain.com
announcements › monthly-usage-charts-for-easy-tracking-in-langsmith
We’ve rolled out monthly usage charts for SaaS customers in LangSmith. You can now track all billable metrics (as defined in Metronome) in one place on the...
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python.langchain.com
docs › contributing
Hi there! Thank you for your interest in contributing to LangChain.
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changelog.langchain.com
announcements › run-agent-evals-in-langgraph-studio
Get started with evaluating your agent directly from the UI — you can now run evaluations over your agent in LangGraph Studio with no code required! Test how...
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changelog.langchain.com
announcements › langgraph-workflow-updates-python-js
We’ve rolled out a batch of new features across both LangGraph.js and LangGraph for Python — giving you faster development cycles, more efficient executions,...
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