Tools for every task
LangChain offers an extensive library off-the-shelf tools and an intuitive framework for customizing your own.
Debug as you go
LangSmith enables logging and observability at every level so you can quickly identify the source of errors and unexpected behavior.
Time travel debugging
Regression testing
Cost and latency tracking
Prompt-level visibility
Choose the right cognitive architecture for your application
Identify and implement the best prompting strategies and architectures so that your LLMs perform the best.
ReAct
Function calling
Plan-and-execute
Self-ask
Conversational
Tree-of-thought
and more
Resources
Learn more about building with Agents
Blog Post
Blog Post
Webinar
Documentation
Webinar