Every raw series and derived factor in this API traces back to a primary source with a real, checked legal status - not assumed, not relayed from a third-party summary without verification. Full findings: LEGAL_REVIEW.md.
Natural gas storage/pricing, petroleum spot prices, electricity retail sales. Public domain federal data.
Heating/cooling degree days across 5 climate regions. Public domain federal data.
Real-time settlement point prices across all 15 real ERCOT hubs and load zones, ~3.5 years of real history.
CAISO OASIS and NYISO's public market information system are used for internal factor research only - held back from the commercial API per our own legal review, not a technical limitation. See LEGAL_REVIEW.md for the specific finding per source.
Full validation methodology and every real number behind these verdicts: FACTOR_CATALOGUE.md.
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