This article is about the technology in Age of Empires. For other uses of the term, see Coinage.
Coinage is a technology featured in Age of Empires that can be researched at the Market once the Iron Age is reached.

This Technology allows gold mines to yield 10% more gold, making them last longer and also makes tributing free by eliminating tariffs. This technology also allows Villagers to mine gold 33% faster. Researching this technology costs 200 food and 100 gold.