Portkey is an AI gateway providing unified access to 200+ LLMs with built-in observability,…

Unify automatically routes LLM requests to the cheapest or fastest provider based on your…

DeepEval is an open-source LLM evaluation framework with 14+ evaluation metrics including hallucination, answer…

TruLens is an open-source framework for evaluating and tracking LLM applications. Feedback functions assess…

Phoenix by Arize is an open-source AI observability library for ML engineers. Traces LLM…

Braintrust is an enterprise AI evaluation platform for measuring, improving, and shipping AI applications.…

Helicone provides one-line LLM observability — add a single line to your OpenAI calls…

Opik by Comet is an open-source LLM evaluation framework for testing AI application quality…

Langfuse is an open-source LLM engineering platform for observability, testing, and prompt management. Debug…

PromptLayer is a platform for tracking, managing, and evaluating LLM prompts in production. Log…