# How can I list the NFT I created on Sepolia testnet on opensea?

**URL:** <https://forum.openzeppelin.com/t/how-can-i-list-the-nft-i-created-on-sepolia-testnet-on-opensea/39383>\
**Category:** Smart Contracts\
**Tags:** erc721\
**Created:** [January 29, 2024, 3:14pm UTC](https://forum.openzeppelin.com/t/how-can-i-list-the-nft-i-created-on-sepolia-testnet-on-opensea/39383 "2024-01-29T15:14:04Z")\
**Posts on this page:** 1\
**Page:** 1

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**Author:** ![juii](https://avatars.discourse-cdn.com/v4/letter/j/edb3f5/32.png) [@juii](https://forum.openzeppelin.com/u/juii)\
**Post date:** [January 29, 2024, 3:14pm UTC](https://forum.openzeppelin.com/t/how-can-i-list-the-nft-i-created-on-sepolia-testnet-on-opensea/39383/1 "2024-01-29T15:14:04Z")

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I want to create a listing using Opensea SDK but I am unsuccessful.

Is there anything I should do before this? For example, do I need to authorize opensea with the "setApprovalForAll" function from the NFT contract?