Data Analysis
Dataset Quality Profiler
Profile CSV or JSON datasets for missing values, duplicate rows, format drift, type inference, and numeric outliers
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Quick start
Call this tool from your code in three languages.
cURL
# 1) Request a presigned URL → returns { uploadUrl, storageKey }
curl -X POST 'https://api.elysiatools.com/api/upload/presign/dataset-quality-profiler' \
-H 'Content-Type: application/json' \
-d '{"filename":"datasetFile.ext","contentType":"application/octet-stream","size":12345}'
# 2) PUT the file bytes directly to the presigned uploadUrl
curl -X PUT '<presigned uploadUrl>' \
--data-binary @/path/to/file.ext
# 3) Call the tool, passing the returned storageKey for each file field
curl -X POST 'https://api.elysiatools.com/en/api/tools/dataset-quality-profiler' \
-F 'datasetInput=id,name,email,amount,created_at
1,Alice,[email protected],120,2026-03-01
2,Bob,,85,2026-03-02
2,Bob,[email protected],85,03/02/2026
3,Charlie,[email protected],9999,2026-03-03' \
-F 'datasetFile=uploads/2026/01/01/your-tool-1700000000000-abc123.ext' \
-F 'duplicateKeyColumns=id' \
-F 'sampleRows=8'