Case Studies

How Dun & Bradstreet’s ChatD&B™ uses LangChain and LangSmith to deliver trusted, data-driven AI insights

Learn how Dun & Bradstreet, a leading financial data analytics company, empowers global clients with business data — from credit risk to ownership structures — to make better decisions using their AI assistant, Chat D&B. See how LangChain and LangSmith have helped Dun & Bradstreet on their journey.

Case Studies 4 min read

How Rexera’s AI agents drive quality control with LangGraph

See how Rexera migrated to LangGraph to create a robust quality control agent for real estate workflows, significantly improving their LLM response accuracy.

Case Studies 4 min read

OpenRecovery: Transforming addiction recovery with LangGraph Platform

See how OpenRecovery built an AI assistant with LangGraph Cloud, LangGraph, and LangSmith to support users on their journey to addiction recovery.

Case Studies 3 min read

Pushing LangSmith to new limits with Replit Agent's complex workflows in LangGraph

See how Replit built their agents atop LangGraph and integrated LangSmith to pinpoint issues, improve the performance of their agents, and enable human-in-the-loop workflows.

Case Studies 3 min read

How Tradestack launched their MVP in 6 weeks using LangGraph Cloud

See how Tradestack built and launched their MVP with LangGraph Cloud, adding reliability and improved performance to their agentic workflows.

Case Studies 4 min read

How Paradigm runs and monitors thousands of agents in parallel with LangChain and LangSmith

See how Paradigm used LangSmith and LangChain to build, iterate, and monitor their AI agents.

Case Studies 3 min read

How Podium optimized agent behavior and reduced engineering intervention by 90% with LangSmith

See how Podium tests across the lifecycle development of their AI employee agent, using LangSmith for dataset curation and finetuning. They improved agent F1 response quality to 98% and reduced the need for engineering intervention by 90%.

Case Studies 5 min read

How Athena Intelligence optimized research reports with LangSmith, LangChain, and LangGraph

See how an AI-powered employee for enterprise analytics used the LangSmith playground and debugging features to quickly identify LLM issues and to generate complex research reports.

Case Studies 4 min read

LangSmith for the full product lifecycle: How Wordsmith quickly builds, debugs, and evaluates LLM performance in production

Learn how WordSmith, an AI assistant for legal teams, uses LangSmith across its entire product lifecycle — from prototyping, to evaluation, to debugging, to experimentation.

Case Studies 5 min read

Improving Memory Retrieval: How New Computer achieved 50% higher recall with LangSmith

New Computer used LangSmith to improve their memory retrieval system, achieving 50% higher recall by tracking regressions in comparison view and adjusting conversation prompts accordingly.

Case Studies 4 min read

How Factory used LangSmith to automate their feedback loop and improve iteration speed by 2x

How Factory AI uses LangSmith to debug issues and close the product feedback loop, resulting in a 2x improvement in iteration speed.

By LangChain 4 min read

Rakuten Group builds with LangChain and LangSmith to deliver premium products for its business clients and employees

Rakuten Group is well known for operating one of the largest online shopping malls in Japan. The company has 70+ businesses in fields such as

By LangChain 3 min read