first known exchange of Bitcoin for fiat currency

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Defined in: First Bitcoin sale for fiat — Martti Malmi sells 5,050 BTC for $5.02

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Event October 5, 2009 Added February 8, 2026 Updated July 20, 2026 Article

First Bitcoin exchange rate — $1 = 1,309.03 BTC

NewLibertyStandard publishes the first exchange rate for Bitcoin: $1 = 1,309.03 BTC ($0.000764 per BTC), calculated from the electricity cost of mining — a rudimentary but historic first valuation.