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# Eval dataset builder

Build, check, and export LLM eval cases: duplicate ids, missing answers, thin slices.
IdSliceInputExpected behaviourTagsAdd to the listOptionsValidate dataset

## More AI tools

- [Fine-tune JSONL formatter](/ai/jsonl-formatter)
- [Tokenizer playground](/ai/tokenizer)
- [Context fit](/ai/context-fit)
[All AI tools](/ai)

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Canonical HTML: https://nutter.tools/ai/ai-evaluation-dataset-builder
Markdown version: https://nutter.tools/ai/ai-evaluation-dataset-builder.md
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Agent index: https://nutter.tools/llms.txt