Library / SDK
Observability & Evaluation
UpTrain
1Evaluate 2and 3improve 4your 5LLM 6applications
the six Ws · specification
W1
Who
Maintained by UpTrain AI.
W2
What
Evaluates and monitors LLM responses across many metrics.
W3
Where
A Python library run locally or in CI.
W4
When
When scoring hallucination, tone, and response quality.
W5
Why
Bundles prebuilt checks to catch regressions before shipping.
W6
With
Python and an LLM judge or configured metrics.
W7
Watch
Company-maintained; open-source (Apache-2.0), self-runnable. Checks run locally; LLM-based metrics call the provider you configure.
alternatives