LangSmith Observability gives you complete visibility into agent behavior with tracing, real-time monitoring, alerting, and high-level insights into usage.

Radically better observability stack

Simulate APIs, integrations, and environments at enterprise scale.

Create automatic monitors for detecting and scanning changes on web pages, evaluate content based on conditions you define and trigger actions such as notifications, sounds, emails etc.

Hand-crafted lightweight Rest Client for testing APIs. Supports collections, environments, git collaboration and local storage.

Meticulous monitors your daily interactions with your application as you develop it