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GET /api/exports/croissant

Requires Bearer token.
ML-ready dataset metadata in Croissant (schema.org/Dataset) format for use with TensorFlow Datasets, Hugging Face, and other ML frameworks. Query parameters
NameTypeRequiredDefaultDescription
datasetstring✓Dataset name: scores, permits, pois, crime, demographics.
metrostringMetro slug filter.
Example 
curl "https://axiomlocus.io/api/exports/croissant?dataset=scores&metro=sf" \
  -H "Authorization: Bearer al_your_key_here"
Response 
{
  "@context": "https://schema.org",
  "@type": "Dataset",
  "name": "axiom-locus-scores-sf",
  "description": "Location intelligence scores for San Francisco metro area",
  "license": "https://axiomlocus.io/terms",
  "distribution": [
    {
      "@type": "DataDownload",
      "encodingFormat": "application/jsonl",
      "contentUrl": "https://axiomlocus.io/api/exports/training-data?dataset=scores&metro=sf&format=jsonl"
    }
  ],
  "variableMeasured": [
    { "name": "composite", "description": "Overall score 0-100" },
    { "name": "businessVitality", "description": "Business vitality signal 0-100" }
  ]
}
FieldTypeDescription
@typestringAlways ‘Dataset’ (schema.org).
distributionarrayAvailable download formats and URLs.
variableMeasuredarrayFeature descriptions for ML consumption.

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GET /api/exports/training-data

Requires Bearer token.
Download training data in JSONL or CSV format for ML pipelines. Each row is one H3 cell with all features. Query parameters
NameTypeRequiredDefaultDescription
datasetstring✓Dataset name: scores, permits, pois, crime, demographics.
formatstringjsonlOutput format: jsonl or csv.
metrostringMetro slug filter.
limitint10000Max rows (50,000 max for Team plan).
sincestringOnly records updated since this ISO date.
Example 
curl "https://axiomlocus.io/api/exports/training-data?dataset=scores&format=jsonl&metro=sf&limit=1000" \
  -H "Authorization: Bearer al_your_key_here" -o training.jsonl
Response 
{"h3_index":"882a100d63fffff","metro":"sf","composite":76.2,"businessVitality":82,"populationMomentum":71,"demographics":80,"economicStrength":74,"developmentPipeline":78,"accessibility":69,"safety":65,"amenity":72}
{"h3_index":"882a100d65fffff","metro":"sf","composite":71.8,"businessVitality":75,"populationMomentum":68,"demographics":77,"economicStrength":70,"developmentPipeline":72,"accessibility":65,"safety":62,"amenity":69}
FieldTypeDescription
h3_indexstringH3 cell identifier at resolution 8.
compositefloatOverall composite score.
[signal_group]floatIndividual signal group scores (8 total).