Galileo Observe
AI Observability
ML observability platform for monitoring models in production with drift and performance tracking.
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AI Observability
ML observability platform for monitoring models in production with drift and performance tracking.

AI Observability
AI agent observability and evaluation platform reducing reliability issues in multi-agent LLM systems.
Price$99 / month
Price position: above the category median.
AI Observability
LLM observability and evaluation platform for AI teams with prompt testing and production monitoring.

AI Evaluation and Testing
LLM analytics platform providing automated evaluation, monitoring, and insights for AI products.

AI Evaluation and Testing
Open-source platform for prompt engineering, evaluation, and deployment of LLM applications with team collaboration.

Prompt Engineering Tools
PromptLayer is a platform for prompt management, AI observability, evaluation workflows, and release control across LLM apps and agent systems.
Price$50+ / seat / month

AI Observability
AI quality management platform for monitoring model performance, explaining predictions, and testing for fairness.

AI Observability
Open source observability and evaluation platform for LLM applications with tracing.

AI Evaluation and Testing
Open-source ML monitoring tool for evaluating, testing, and monitoring data and model quality in production.
Price$80 / month
Price position: below the category median.
AI Evaluation and Testing
Open-source tool for testing and evaluating LLM prompts, models, and RAG pipelines with side-by-side comparisons.