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LangChain Samples is a collection of code examples, cookbooks, reference implementations, and workshop materials created by customer facing teams at LangChain. These resources are designed purely for educational and demonstration purposes, helping developers explore patterns, integrations, and best practices when building with LangChain and related tooling.

All code and materials published here are provided as-is, without official support. Any assistance is offered strictly on a best-effort basis, and users should not expect production-grade support or long-term maintenance.

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  1. cicd-pipeline-example cicd-pipeline-example Public

    🤖🚀 CI/CD pipeline for LangSmith deployments and evals 🦜

    Python 28 10

  2. assistants-demo assistants-demo Public

    Python 19 8

  3. deepagent-gen-ui deepagent-gen-ui Public

    A demonstration of with a DeepAgent that generates CSV and PDF reports in custom React components.

    Python 2

  4. deepagent-coder deepagent-coder Public

    A deepagent-based coding assistant

    Python 2

  5. planner-agent-workshop planner-agent-workshop Public

    Jupyter Notebook 2 2

  6. inbox-demo inbox-demo Public

    Python 1

Repositories

Showing 10 of 44 repositories
  • context-failure-evals Public

    Evals with langsmith designed to solve real-world context failure limitations of agents

    langchain-samples/context-failure-evals’s past year of commit activity
    Jupyter Notebook 0 MIT 0 0 1 Updated Feb 8, 2026
  • langchain-samples/deepagents-101’s past year of commit activity
    Jupyter Notebook 0 1 0 0 Updated Feb 5, 2026
  • langchain-custom-auth Public

    Teamplate to get started with LangChain Auth

    langchain-samples/langchain-custom-auth’s past year of commit activity
    Python 0 MIT 0 0 0 Updated Feb 4, 2026
  • langchain-samples/custom-output-rendering’s past year of commit activity
    JavaScript 0 MIT 0 0 0 Updated Jan 23, 2026
  • langchain-samples/planner-agent-workshop’s past year of commit activity
    Jupyter Notebook 2 2 0 0 Updated Jan 19, 2026
  • chat-demo Public
    langchain-samples/chat-demo’s past year of commit activity
    Python 0 MIT 0 0 0 Updated Jan 18, 2026
  • langchain-samples/A2A-google-adk’s past year of commit activity
    Python 0 MIT 0 1 0 Updated Jan 16, 2026
  • otel-tracing-librechat Public

    Tracing librechat custom endpoint raw http requests/responses to LangSmith

    langchain-samples/otel-tracing-librechat’s past year of commit activity
    Python 0 MIT 0 0 0 Updated Jan 14, 2026
  • langsmith-datadog-tracing-demo Public

    This demo shows how to link LangSmith agent traces with Datadog APM and Datadog RUM (Real User Monitoring) using metadata cross-referencing. This enables full-stack observability from browser to LLM.

    langchain-samples/langsmith-datadog-tracing-demo’s past year of commit activity
    Python 0 0 0 0 Updated Jan 12, 2026
  • langchain-samples/litellm-agents’s past year of commit activity
    Python 0 0 0 0 Updated Jan 11, 2026