
TruLens instruments your AI agent with OpenTelemetry, scores every step with benchmarked LLM judges, and tells you which version to ship.
Developer Tools
Open-source observability for LLM apps
Apps
Observability & testing for complex LLM applications.
Development
Monitor LLM applications easily
LLM management
Enterprise-grade tooling for LLM applications.
Prompt testing
Automated math prompt evaluation.
Apps
Open-source platform to monitor, manage and improve your LLM apps.