LangSmith Client SDK Implementations

LangSmith Java SDK.

LangSmith C# SDK based on official LangSmith OpenAPI specification

Ruby SDK for LangSmith tracing and observability

Java version of LangSmith API (experimental)

Open-source, self-hosted drop-in replacement for LangGraph deployment (LangSmith Deployments). Works with `langgraph_sdk.get_client()`, `useStream()` React hook, and Agent Chat UI.

LangSmith Java SDK.

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LangSmith Client SDK for Golang

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Langsmith SDK in Rust as a crate

Create new tracing projects with the LangSmith JS SDK

Movie recommendation chatbot using AstraDB, LangChain, Langflow, Langsmith, Vercel AI SDK, and Next.js

Repo to reproduce this issue https://github.com/langchain-ai/langsmith-sdk/issues/2023

Code, Deploy and Monitor AI Agents with OpenAI Agents SDK, LangChain, LangGraph, LangSmith and AutoGen

This is a production-ready LangSmith evaluation framework for a sophisticated financial research agent. The system demonstrates comprehensive evaluation capabilities using both the LangSmith SDK and UI.

Demo how to use the langsmith SDK to run experiments on a single LLM call, with evaluators that run on subsets of the dataset

A demo showcasing LangSmith Deployments custom routes, a deep agent and a React chat UI served from a single deployment. The frontend is built with Vite and uses the `useStream` hook from `@langchain/langgraph-sdk/react`

A LangGraph-based AI agent with Tavily Search integration, showcasing a stateful conversational workflow and comprehensive evaluation using LangSmith. Features offline batch testing, automated SDK evaluations, and hybrid testing with custom LLM-as-a-judge scoring. Includes setup scripts and a friction log for develope