
Comet is an end-to-end model evaluation platform for AI developers, designed to enhance consistency and predictability in AI applications and agentic systems. It offers a suite of products including Opik for LLM evaluation and automation, Experiment Management for tracking and visualizing model training runs, Model Production Monitoring for detecting data drift and degradation, Model Registry for centralizing model versions, and Artifacts for managing datasets. The platform integrates seamlessly with code, automatically tracking LLM traces, code, hyperparameters, and metrics, supporting popular frameworks like PyTorch, TensorFlow, and LangChain. Comet aims to accelerate research cycles, improve reproducibility, and enable efficient collaboration for ML teams from training through production.

Comet is an end-to-end model evaluation platform for AI developers, designed to enhance consistency and predictability in AI applications and agentic systems. It offers a suite of products including Opik for LLM evaluation and automation, Experiment Management for tracking and visualizing model training runs, Model Production Monitoring for detecting data drift and degradation, Model Registry for centralizing model versions, and Artifacts for managing datasets. The platform integrates seamlessly with code, automatically tracking LLM traces, code, hyperparameters, and metrics, supporting popular frameworks like PyTorch, TensorFlow, and LangChain. Comet aims to accelerate research cycles, improve reproducibility, and enable efficient collaboration for ML teams from training through production.
What: MLOps / model-evaluation platform for AI developers (experiment tracking, model monitoring, model registry, dataset/artifact management)
Founded: 2017
Founders: Gideon Mendels; Nick Gartmann; Rick Allen
Notable funding: Multiple venture rounds including a $13M Series A (Apr 2021) and a $50M Series B (Nov 2021)
MLOps, model evaluation, experiment tracking, and production model monitoring
2017
MLOps / AI developer platform
2.3M
Reported seed round
4.5M
Reported $4.5M round (followed an earlier seed)
13M
Participation from Trilogy Equity Partners and Two Sigma Ventures; reported cumulative raised was nearly $20M at this time
50M
Reported Series B
“Backed by venture investors including Scale Venture Partners, Trilogy Equity Partners, Two Sigma Ventures, and Founder’s Co-op”