Barchart OnDemand provides data pertaining to the agriculture, media, financial, and energy industries. The getUSDAGrainPrices API provides daily cash grain bids and prices for locations throughout the United States covering corn, wheat, oats and soybean markets. All Barchart OnDemand APIs allow for queries in JSON, XML, and CSV formats. Developers can visit BarChart's site to request permission for API usage.
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