Most NFTs are known for representing something fixed: an image, collectible, membership token, or other digital asset whose defining characteristics remain largely unchanged after it is created. Dynamic NFTs take a different approach. They can evolve as circumstances change, allowing their appearance, metadata, attributes, or functionality to respond to new information.

Blockchain technology enables decentralized applications to operate without relying on central authorities. However, blockchains have one important limitation: they cannot directly access information from the outside world. This is where blockchain oracles come in.