Questions tagged [opensea]

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1answer
21 views

Deploying one smart contract to two blockchains (ethereum and polygon)

I am thinking to deploy one smart contract to two blockchains(polygon and ethereum) because I want the minter to be able to select a blockchain on my website. What will happen to the collection on ...
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2answers
51 views

How to get 10,000 NFTs on Opensea without paying gas fees

When talking about NFTs, there is a core concept I'm not understanding that I hope someone can help me out with. I can write and deploy smart contracts without a problem and I think I understand what'...
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0answers
17 views

How to test EIP-2981 implementation with hardhat/ethers

My goal is to mint an NFT collection and then import it onto OpenSea. I know you can import an existing ERC-721 contract onto OpenSea, but I'm trying to figure out how secondary sales work and if they'...
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0answers
15 views

How to create OpenSea collection that includes more than one contract address?

In OpenSea documentation is said that Collections are used to represent all the assets in a single (or multiple) contract addresses and help users group items from the same creator. Collection has ...
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1answer
10 views

How Opensea pull the data about contract and tokens?

I am sure you have noticed, that once we deploy our NFT to testnet/mainnet, Opensea shows all your tokens using only the wallet account. I thought it used Etherscan API but cannot find such points in ...
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1answer
76 views

Burn ERC721 without externally exposed burn function

Here is the case: I got this platform that will let users send specific NFT from other collections. My platform should burn it, and in exchange process some other stuff (unrelated to this). The issue ...
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0answers
13 views

Transaction / call that fails to be parsed with the correct ABI

This OpenSea sale fails to parsed with the standard ABI: https://etherscan.io/tx/0x4499dc75facb4cd27894196aac00bcb0ffbe3d64de87105878451d5637662f90 Here is sample script to show this: const ethers = ...
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0answers
30 views

Customized Lazy minting NFTs on OpenSea

Is it possible to implement customized lazy minting NFTs from scratch, and list them on OpenSea? I know that there are public smart contracts to lazy mint, but I'm not sure whether they can be listed ...
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0answers
19 views

Downloading all transactions from an NFT project

I'm looking to get access to a table where each row represents a single NFT transaction for a specific project. Let's use the Bored Apes Yacht Club NFT project as an example. Let's say there are 10,...
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0answers
22 views

How to verify whether an address has been active on OpenSea?

We do a bunch of validations in our project to ensure real people can claim NFTs and that bots with auto-generated wallets are filtered out. One I'm still figuring out is how to ensure the address is ...
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0answers
37 views

Can opensea be used to stage private listing to a whitelist? [closed]

We are an art studio which has been working on a mid-sized NFT collection now that we have the art – we are looking for guidance on how to properly launch the project on open sea. I see the current ...
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0answers
14 views

Does opensea store the price of an nft item on the smart contract?

I was interacting with open-sea on the rinkeby testnet, After deploying some nfts, I listed the price for each of the item, While i was listing them I did not pay any gas fee but provide a signature. ...
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1answer
63 views

How does OpenSea get Town Star ERC1155 token image?

I find that contract of Town Star ERC1155 token ABI does not have uri function code And I try to use OpenSea API to check a metadate for a random token I choose This one. API call https://api.opensea....
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1answer
44 views

Difference between creating NFT with Opensea and with solidity code

You can create and list your NFTs without any coding using OpenSea or you can create and put it on OpenSea using solidity code (smart contracts, ERC-721, or ERC-1155). Why would anyone want to deal ...
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0answers
8 views

HTML NFT (ERC721) Not displaying correctly from data url

I've built and deployed an HTML nft (ERC721). I've passed a data url containing the base64 encoded html document to the animation_url parameter. This data url shows up correctly when I paste it into a ...
1
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1answer
34 views

Why does CryptoPunks does not use the Wyvern contract on OpenSea?

Almost all NFT transactions on OpenSea are handled using the wyvern contract which creates an OrdersMatched event for the NFT sale. However, I noticed that on sales for CryptoPunks there is no ...
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0answers
118 views

I get "There was a problem processing your request" when buying or accepting an offer on OpenSea

I made my own collection of NFTs on OpenSea and I'm trying to buy or accept offers. The network I'm using it Polygon (Mumbai). The problem is, that there's no way, or at least I couldn't find a way, ...
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0answers
34 views

Can you lazy minting an onchain NFT?

I want to mint my already created SVGs. I know we can encode svg to base64, and currently the gas price making onchain data minting is very expensive. Can we use rarible or opensea api to lazy mint ...
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1answer
73 views

Mint Gold Dust - [NFT] ERC 1155 Not Displaying In MetaMask Mobile App Wallet

In previous iterations of our build we were able to view erc-1155's minted via our platform from the MetaMask mobile application, however, now neither our NFT's or contract address are displaying in ...
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1answer
38 views

How does an NFT marketplace give a verified badge?

I am trying to build an NFT marketplace. I see that Opensea provides a verifiable account badge. Here is the link for documentation I wonder how Opensea uniquely identifies the user if it is qualified ...
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0answers
36 views

Token not showing on Opensea

I recently minted a contract to this address: https://rinkeby.etherscan.io/address/0xc56089A7cc8FBc1Da924790e1256ADc258c3b59d I've also minted a few items to make sure opensea can see it. ...
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0answers
70 views

Unable to create sell order with OpenSea SDK, but no errors reported

I'm learning how to use the OpenSea SDK in Node.js (found here) by referring to its example OpenSea Creatures. The SDK links to a two-year old branch but I'm using the master branch. I'm trying to ...
1
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1answer
46 views

How NodeJS (Backend) listen permanently to events in Opensea?

I have created a smart contract using solidity with ERC-1155 token standard and published my NFTs on opensea. But how can my nodejs (backend, not frontend) listen to the NFT success transfer event ...
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0answers
88 views

"Contract might not be implemented correctly" but I'm using ERC721URIStorage from OpenZeppelin?

I'm trying out the OpenSea SDK using the following code: const expirationTime = Math.round(Date.now() / 1000 + 60 * 60 * 24) const assetPromise = seaport.api.getAsset({ tokenAddress : '...
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0answers
47 views

Is it possible to buy an NFT from OpenSea using Etherscan?

Does OpenSea have a contract on Etherscan that can be used for buying NFTs, without using their GUI and API?
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1answer
42 views

How to display a token collection on opensea before it is minted?

Is there a way to display non-minted "yet" tokens on Opensea with the required msg.value as a price set directly by the contract? So instead of me paying the gas of thousands of tokens, I ...
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1answer
115 views

How to access the price nft asset is being sold for in your NFT contract?

I have a unique case in which I want to implement an NFT contract that prevents users from selling/transferring NFT tokens below a specific ether price. Opensea uses wyvern protocol for NFT order ...
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0answers
11 views

Gas limit exceeded when trying to mint 555 nft's

Trying to upload in a collection on opensea 555 nft's using remix. The error that I receive is Internal JSON-RPC error. { "code": -32000, "message": "gas required exceeds ...
1
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1answer
107 views

How to query my Polygon NFTs created on Opensea?

sadly I realized, that while querying my assets on Opensea, as well as collections, is feasible through OpenSea Api for Ethereum NFTs, the same is not true for Polygon Collections and NFTs in my ...
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0answers
42 views

Why do people list their NFT for free (0eth) on OpenSea?

What's the win for them? And why not 'buy' it for free?
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0answers
57 views

Can I use a .json file to import arbitrary trait metadata to OpenSea when lazy minting?

I know how to manually add arbitrary traits to an NFT when lazy minting on OpenSea. I also know how to point to off-chain metadata, for instance with an IPFS hash, when deploying an ERC-721 contract (...
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1answer
317 views

Metadata not showing up for ERC-721 OpenSea NFT

I made NFT's, following this tutorial I deployed the smart contract via Remix to my Metamask on the Rinkeby Testnet. OpenSea detected the assets in my wallet after they were minted, but the pictures ...
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0answers
35 views

How to get all account list in OpenSea?

I am going to obtain all transactions on all accounts in OpenSea. I also want to get all collections in OpenSea. My plan is to first get all account addresses and then use the etherscan API to get ...
0
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1answer
34 views

I minted an NFT using an interface I created but the media (image) is not showing up on opensea

I minted an NFT. This is the metadata - https://bafybeictwd4bz4aof7gfl7mkdmzdqfgdpwijuvvrun6ytr7sqvgrd6p4oi.ipfs.infura-ipfs.io/ But the image is not showing up on opensea - https://opensea.io/assets/...
1
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1answer
20 views

Is it possible to code logic for an ethereum wallet?

As a disclaimer, I am not a solidity developer, so this question might be a bit naive, but any help would be appreciated. I want to know if I can use a smart contract to code logic for an ethereum ...
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0answers
340 views

Opensea-js What is the actual rate limit?

I am wondering what is the actual rate limit of this api? Even with using an api key I get rate limited or throttled requests quiet fast. I can not find any resource about the actual rates they are ...
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1answer
27 views

ERC-721 Creator contract

I am trying to create a smart contract (for ERC721) that artists can use to mint on their own contract instead of the shared contracts of OS, Rarible etc. The contract is ready, but we have one bug ...
0
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1answer
125 views

Can't See NFT on OpenSea Testnet

I just deployed my contract on rinkeby and minted one nft, but I can't see the nft information on OpenSea testnet. Can somebody help me?
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0answers
346 views

How to estimate a gas fee for transaction using opensea before sending it to the contract?

I am wondering how I can find out what the fee will be for placing a bid or selling on opensea. I retrieve the gwei using web3, but how can I get the gas limit which seems to be always very high for ...
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1answer
1k views

Updated token metadata not refreshing on OpenSea

I've deployed a contract that lets users mint NFTs, which will have a "coming soon" artwork that will then be updated to reveal the real artwork at a later time. This was due to the fact ...
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0answers
33 views

get transaction fee using web3

How can I get the correct amount in USD I need to pay for an transaction on opensea? const gasWei = await this.web3.eth.getGasPrice(); const gasGwei = this.web3.utils.fromWei(gasWei, 'gwei'); This I ...
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2answers
163 views

NFT Opensea Metadata format is incorrect?

I have deployed an NFT collection here and have set the tokenURI of the ERC721 contract using the below code. var tokenURI = await bento_collection.tokenURI(1, {from: accounts[1]}); console.log("...
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0answers
251 views

Why opensea (Wyvern) are using proxy registry?

From what I see whenn someone try to sell something on Opensea this is the process: The user creates a proxy registry for his token. The user approve the proxy registry to access his token. The user ...
1
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0answers
37 views

Mint NFT to specific OpenSea collection

I am following this tutorial for Moralis https://moralis.io/how-to-create-your-own-nft-in-5-steps/ to create a NFT on OpenSea. I have a collection on OpenSea that I want the NFT's to be added to. Is ...
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1answer
50 views

Can I list my own smart contract NFT items on other platforms?

I am a bit confused cause I see everyone having tutorials on creating their own marketplace AND in OpenSea I don't see a list button only a create button. I want to create my own smart contract to ...
0
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1answer
639 views

Difference between lazy minting in OpenSea and Rarible

Rarible allows us to publish gas-free NFTs through lazy minting while OpenSea requires an initial gas fee (for Ethereum), after which all subsequent NFTs are published for free. After paying the ...
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0answers
59 views

Gas estimation error code -32000

Trying to mint nft on remix, but I get this error. Also, it seems that others can mint it on polygon scan. Maybe something is wrong with my metamask wallet? Thank you
1
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1answer
43 views

Random String Appears After Token Symbol on Opensea

I can't figure out why I'm getting this odd string after the Token symbol on Opensea with this NFT that I minted. The smart contract is below. pragma solidity ^0.8.0; import "@openzeppelin/...
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0answers
26 views

Listen for when an NFT has been bought on Opensea io

I have a script that places bids on certain collections on opensea.io but I dont find a way to react to the event when I actually bought it or someone accepted the bid I made. Listening to events from ...
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1answer
1k views

where to find the address of the NFT contract I created on opensea

I want to see my NFTs in metamask, where can I get the contract address to add to metamask