OpenSea?

OpenSea is a global marketplace for buying and selling NFTs. In OpenSea, you can buy and sell and exchange all these tokens with people around the world. It is currently the largest decentralized marketplace for digital goods.

Which blockchains OpenSea Support?

OpenSea offers cross-blockchain support across the Ethereum, Polygon, Klatyn, and Solana blockchains

since when OpenSea start supporting polygon?

Beginning in July 2021, users can use Polygon to create, buy and sell NFTs without paying transaction fees, essentially creating a gas-free marketplace.

OpenSea fee

OpenSea provides its marketplace infrastructure for free—it's entirely free to get started setting up a marketplace and using our platform. As compensation for this service, 2.5% of each sale will go to OpenSea.

in this analysis, we use:

opensea fee contracts:

0x8de9c5a032463c561423387a9648c5c7bcc5bc90

0x5b3256965e7c3cf26e11fcaf296dfc8807c01073

and with polygon.core.fact_token_transfers we calculate amount fees that sent to these wallets in Total and Daily.

In the above charts, we see the status of the tokens based on which the fee has been paid. note: the charts base on dollars. More than 99% of fees based on weth have been paid to Opensea through the Polygon network. Wallet A is the main Opensea wallet where all OpenC fees are deposited.

In the above chart, we can see the number of NFT sales in Opensea through the Polygan network. In the chart we also see the fee paid per total sale. Since September 2021, was a bull market, we have seen an upward trend in sales and an increase in Opensea earning. On January 10, 2022, 656.5 thousand NFTs were sold and $436.4 thousand was paid to Opensea.

In the above chart, we can see the amount of OpenSea income through the fee paid through the Polygon network on a weekly basis. We also see the price of weth in the chart. With the increase in the price of weth, the income of Opensea has also increased. Although the amount of sales had decreased in a period, but due to the high price of weth, the fee paid was also higher

Conclusion

• opensea fee contracts:
• 0x8de9c5a032463c561423387a9648c5c7bcc5bc90, 0x5b3256965e7c3cf26e11fcaf296dfc8807c01073
• Total Fee paid to opensea [earning]: $13.77 million
• Total NFT Sales by opensea through Polygon transactions: 10.64 million transactions
• WETH Token has the biggest share of free volume with 99%