Best of the Year LLM observability AI Tool

Langtrace is an open-source observability and evaluation platform for AI agents and LLM applications. It helps developers monitor, debug, and improve performance, transforming AI prototypes into enterprise-grade products with features like tracing, prompt management, and robust security.

Aporia is an enterprise-grade platform providing AI Guardrails and Observability for any AI workload. It ensures AI applications are secure, reliable, and compliant by preventing issues like prompt injections, data leakage, and hallucinations, while also offering detailed cost management for LLMs.

PromptLayer is your comprehensive workbench for AI engineering, providing a unified platform for prompt management, evaluation, and LLM observability. It empowers teams to version, test, and monitor every prompt and agent, fostering collaboration between technical and non-technical stakeholders to build and scale production-ready AI applications efficiently.