There has been a divergence in rarity rankings across platforms due to the emergence of new markets and NFT technology, which may be deceptive or confusing to buyers and sellers. To help increase industry trust via transparency, OpenSea thinks it's critical to discover a method for providing a single, transparent, and consistent set of rarity rankings among all platforms.
OpenRarity is voluntary, so collections and NFT developers can choose whether to use it. If consumers opt to participate in OpenRarity, developers will have access to the API, increasing user access to this data.
OpenSea stated,
"We hope that OpenRarity starts the process of demystifying & standardizing rarity calculations and kickstarts a broader conversation about the factors that matter when participating within the NFT space."
The notions of rarity and creator tiers or market value, which confer value to traits or goods irrespective of scarcity, are confused in our society. Today's rarity rankings are generated by closed-source code, and they often differ between publishers. Tool providers frequently charge creators for rarity rankings, which doesn't provide lower-budget projects a level playing field.
The following are the basic concepts of the OpenRarity methodology: