Opik vs UpTrain

Opik

7.4 #3 in AI Agent Observability Tools

About Opik

UpTrain

7.0 #14 in AI LLM Evaluation Tools

About UpTrain
OpikUpTrain
Free planYesNo
Free trialYesNo
Paid from$19/mo—
Open sourceNoNo
Platformsapi, Linux, self-hosted, Webapi, self-hosted, Web
Free planYes—
Paid from19 /mo—
Evaluation methods—preconfigured checks; custom prompt evaluations; custom Python evaluations; model-graded evaluations; classification; chain-of-thought classification; regression testing; experiments
Model support—OpenAI; Azure; Claude; Mistral; Together AI; Anyscale; Ollama; Hugging Face; Replicate; custom endpoints
Safety evaluations—Yes
Deployment—hybrid
Prompt versioning—Yes
API access—Yes

Both are listed in Best AI LLM Evaluation Tools. On Inferse, Opik scores higher on our published basis.