NFT Royalty Calculator
Calculate your NFT creator royalty earnings from primary and secondary sales. Enter your mint price, royalty percentage, and secondary market activity to see total income in ETH and USD.
How NFT Royalties Work
NFT royalties give creators ongoing income every time their digital asset is resold. When you mint an NFT, you set a royalty percentage (typically 2.5%–10%) that entitles you to a cut of every future sale. This model transforms the economics of digital art: instead of earning once and watching your work appreciate in value for others, you participate in every transaction.
Royalties are specified in the NFT smart contract. The ERC-2981 standard, introduced in 2022, provides a universal interface for on-chain royalty information. When a marketplace queries a token for royalty data, the contract returns the recipient address and the percentage. However, enforcement is the critical issue — royalties are only paid when marketplaces choose to honor them.
The Marketplace Enforcement Debate
In 2023, major marketplaces like OpenSea moved to optional royalties, sparking intense debate. Creators argued this undermined the creator economy. Some platforms responded by building royalty enforcement directly into their smart contracts using operator filters, preventing sales on non-royalty-honoring marketplaces. The landscape continues to evolve, with some chains and marketplaces prioritizing creator royalties as a competitive advantage.
Primary vs Secondary Earnings
Earnings Formula
Primary Earnings = Mint Price × (1 − Marketplace Fee%)
Royalty per Sale = Secondary Price × Royalty%
Total = Primary Earnings + (Royalty per Sale × Number of Resales)
Example
NFT minted at 0.1 ETH, 5% royalty, 10 secondary sales at 0.15 ETH avg
- Primary sale earnings (after 2.5% fee): 0.0975 ETH
- Royalty per secondary sale: 0.0075 ETH
- Total royalties from 10 sales: 0.075 ETH
- Total creator earnings: 0.1725 ETH ($431.25 at $2,500/ETH)
Creator Economy Implications
NFT royalties represent a paradigm shift for digital creators. Traditional art sales are one-time transactions. With royalties, creators build recurring revenue streams that grow with the popularity and trading volume of their work. A collection with high secondary market activity can generate significantly more royalty income than the initial mint, making the long-term economics far more favorable for artists who build lasting communities.
When setting your royalty percentage, consider the trade-off: higher royalties mean more per sale but may reduce trading volume as buyers factor in the cost. Most successful collections settle on 5%–7.5%, balancing creator income with buyer incentive to trade.