The orders to fulfill along with the fraction of those orders to attempt to fill. An array where each element contains a reference to a specific offer or consideration, a token identifier, and a proof that the supplied token identifier is contained in the merkle root held by the item in question's criteria element. We estimate the new contract will save [over] $460 million in total fees each year, OpenSea wrote in a Twitter thread detailing the Seaport announcement. Cancel an arbitrary number of orders. 24 May 2022 Introducing Seaport Protocol Seaport is a fresh new web3 marketplace protocol for purchasing and selling NFTs in a secure and efficient manner. To install Foundry (assuming a Linux or macOS system): This will download foundryup. Moreover, OpenSea itself organized a two-week code audit report contest prior to Seaports launch. If making a modification to third-party dependencies. OpenSea, the worlds largest NFT marketplace, has replaced the Wyvern protocol with the new and more efficient Seaport protocol. Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. The new feature primarily focuses on those who aim to trade across marketplaces, simultaneously providing [], Crypto exchange Binance has published a proof-of-reserves, audited by financial advisory firm Mazars, showing that Binances bitcoin reserves are overcollateralized. Any order that is not currently active, has already been fully filled, or has been cancelled will be omitted. What this means is that if you were to create an order (a la createOrder), the library helps perform the necessary balance and approval checks based on the offer of the order being created. We recommend using nvm to manage Node.js versions. It minimizes external calls to the greatest extent possible and provides lightweight methods for common routes as well as more flexible methods for composing advanced orders. Cancel all orders from a given offerer with a given zone in bulk by incrementing a counter. View Repo View Report $1,000,000 USDC Total Awards Results Details You signed in with another tab or window. A signature request means you're authorizing your wallet to take action, such as connecting to OpenSea's platform, or buying or selling an NFT. See the contributing guide for detailed instructions on how to get started with this project. And by July 13, OpenSea will stop fetching Wyvern contract data, thus making the listings created on Wyvern no longer visible on the OpenSea marketplace. A boolean indicating whether the order in question has been cancelled. With the Seaport contract, users will be able to save roughly 35% on gas, the company said. Note the local-ffi profile uses Forge's ffi flag. An array of elements indicating the sequence of transfers performed as part of matching the given orders. Note that both the offerer and fulfiller on each order must first approve this contract (or a preferred conduit if indicated by the order) to transfer any relevant tokens on their behalf and each consideration recipient must implement `onERC1155Received` in order to receive ERC1155 tokens. Match an arbitrary number of orders, each with an arbitrary number of items for offer and consideration along with a set of fulfillments allocating offer components to consideration components. Fill an order, fully or partially, with an arbitrary number of items for offer and consideration alongside criteria resolvers containing specific token identifiers and associated proofs. Now that its on Seaport, OpenSea is building a tool that will allow NFT holders to list multiple NFTs for sale at once and only pay one gas fee for the batch of listings (competing marketplace LookRare launched a bulk listings feature two months ago). Lost 1 Florida house in XEM in 2018, Sviatoslav finally decided to trade reasonably and now he is one of the most analytical and data-driven trader in Crypto Industry. . Seaport is a game changer - it's open source, inherently decentralized, and a modern foundation that will help us (and any teams using it) build and release new features more quickly. the "denominator"). Now that its on Seaport, OpenSea is building a tool that will allow NFT holders to list, for sale at once and only pay one gas fee for the batch of listings (competing marketplace LookRare launched a, Prior to its launch this week, OpenSea held a two-week code. ) See the documentation, the interface, and the full interface documentation for more information on Seaport. Their full report is available here. Token Standard ERC-1155. from ProjectOpenSea/dependabot/npm_and_yarn/q, fix: remove duplicated logic at Reference file, Fix typo in TransferHelperSingleRecipientTest.sol, get matchAdvancedOrders with criteria working, separate test/index.js to separate files and upgrade to typescript, set prettierrc compiler version to support multi-line imports, separate eslintrc and pretterrc configs from package.json. Since July 2022, Opensea has been using this. Level 3 (-vvv): Stack traces for failing tests are also displayed. Seaport is a decentralized Ethereum NFT marketplace protocol that allows users to swap NFTs for ETH, ERC20 altcoins and stablecoins, and other Ethereum NFTs. Execute nvm use, if you have nvm installed. Side-by-side check of main 6 DeFi platforms. Has Bachelor Degree of Chinese Interpreter and deep practical experience in competitive niches SEO. the "numerator"). The advanced orders to match. A bytes32 value indicating what conduit, if any, to source the fulfiller's token approvals from. It minimizes external calls to the greatest extent possible and provides lightweight methods for common routes as well as more flexible methods for composing advanced orders. As members of the Navy team, we are professional sailors and civilians - a diverse and agile force exemplifying the highest standards of service to our Nation, at home and abroad, at sea and ashore. A descriptive summary of the PR has been provided. . The typed signature request will be different depending on which contract you're interacting with. By default, the differential test suite deploys precompiled versions of both the optimized and reference contracts. Retrieve configuration information for this contract. when it first announced the protocol May 20. But, thats not all Lets go through the updates https://t.co/89B1FJARnl. BOSTON SEAPORT PIER 1. OpenSea engaged Trail of Bits to audit the security of Seaport. According to CryptoSlam NFT Global Sales Volume Index, November sales grew 13.2% in [], Get crypto analysis, news and updates right to your inbox! Retrieve the status of a given order by hash, including whether the order has been cancelled or validated and the fraction of the order that has been filled. During the past 24 hours, Opensea's sales volume dropped . Note that an empty criteria indicates that any (transferable) token identifier on the token in question is valid and that no associated proof needs to be supplied. OpenSea, the world's largest NFT marketplace, has replaced the Wyvern protocol with the new and more efficient Seaport protocol. May 21, 2022 by Lipika Deka NFT kingpin OpenSea unveiled Seaport, a new web3 marketplace protocol for safely and efficiently buying and selling NFTs. Over the past 30 days, NFT sales have been 22.37% higher than Octobers sales. An array of FulfillmentComponent arrays indicating which offer items to attempt to aggregate when preparing executions. "https://.alchemyapi.io/v2/YOUR-API-KEY", // Provider must be provided to the signer when supplying a custom signer, "0xf39fd6e51aad88f6f4ce6ab8827279cfffb92266", "0x70997970c51812dc3a010c7d01b50e0d17dc79c8", "0x8a90cab2b38dba80c64b7734e58ee1db38b8992e", "0xc02aaa39b223fe8d0a0e5c4f27ead9083c756cc2". Gas snapshots are provided and demonstrate an improvement (or an acceptable deficit given other improvements). Note that both the offerer and the fulfiller must first approve this contract (or the corresponding conduit if indicated) to transfer any relevant tokens on their behalf and that contracts must implement `onERC1155Received` to receive ERC1155 tokens as consideration. An array where each element contains a reference to a specific offer or consideration, a token identifier, and a proof that the supplied token identifier is contained in the merkle root held by the item in question's criteria element. Operate by ScaleFinal Company Registered on Cyprus HE429409. Note that stack+debug traces will not be available for precompiled contracts. Let us admit to ourselves before blockchain technology and crypto came about, we had seen trading financial assets only in the news or in movies. Seaport is a new marketplace protocol for safely and efficiently buying and selling NFTs. Posted 5 months ago; Updated July 13, 2022 OpenSea announced on Tuesday, Jun. Note that this function does not support criteria-based orders or partial filling of orders (though filling the remainder of a partially-filled order is supported). The company has stated that the new smart contract will allow users to save roughly 35% on gas fees. Level 5 (-vvvvv): Stack traces and setup traces are always displayed. A JavaScript library to interface with the Seaport marketplace. Its for all NFT builders, the marketplace. Remaining offer and consideration items will then be aggregated where possible as indicated by the supplied offer and consideration component arrays and aggregated items will be transferred to the fulfiller or to each intended recipient, respectively. On June 14, the NY-based online marketplace for non-fungible tokens (NFTs) dubbed OpenSea stated that it would be moving to Seaport. And new accounts will no longer require that one-time "setup fee" OpenSea previously charged. The conduit Controller set for this contract. We estimate the new contract will save $460m + in total fees each year. Contract Address 0x495f.7b5e. After June 21, users will no longer be able to add listings and offers to the Wyvern protocol. Attempt to fill a group of orders, fully or partially, with an arbitrary number of items for offer and consideration per order alongside criteria resolvers containing specific token identifiers and associated proofs. The orders to match. Home - News - NFT News - OpenSea Moves to Seaport Smart Contract. Email address. This is an official U.S. Navy website. Note that this function does not support criteria-based or partial filling of orders (though filling the remainder of a partially-filled order is supported). 42 views. Seaport is a marketplace protocol for safely and efficiently buying and selling NFTs. Note that only the offerer may increment the counter. To facilitate local development, specifying FOUNDRY_PROFILE=local-ffi will compile and deploy the reference implementation normally, allowing for stack+debug traces. 14, that it is officially moving its NFT marketplace over to its new Seaport protocol, which is expected to save users more than $450 million a year in total transaction fees. Launched first on Ethereum, Seaport has helped create a better, more feature-rich experience for our community, while lowering the cost to use web3 marketplaces, like OpenSea. for its Seaport protocol. Build for all builders, creators, and collectors of NFTs, the . For example, this is a filter that shows every Cool Cat NFT where the type is 'tier' and the value is 'classy. With the Seaport contract, users will be able to save roughly 35% on gas, the company said. Seaport is a marketplace protocol for safely and efficiently buying and selling NFTs. Token ID 6451579552919895. s upcoming NFT marketplace announced that it would have zero gas fees for on-platform trades. . This is a JavaScript library intended to make interfacing with the contract reasonable and easy. Contributions to Seaport are welcome by anyone interested in writing more tests, improving readability, optimizing for gas efficiency, or extending the protocol via new zone contracts or other features. schedule. You signed in with another tab or window. Today, OpenSea is migrating to Seaport, a new web3 marketplace protocol designed for safely and efficiently buying and selling NFTs. Later in Feb 2022, the company made a new deal of $9B due [], Metaverse and NFT-related cryptocurrencies Axie Infinity (AXS), ApeCoin (APE), Flow (FLOW), and Sandbox (SAND) are skyrocketing amid gradual overall market recovery. Code coverage remains at 100% (coverage tests must currently be written in hardhat). Note that the offerer must first approve this contract (or their preferred conduit if indicated by the order) for their offered ERC721 token to be transferred. The audit did not uncover significant flaws that could result in the compromise of a smart contract, loss of funds, or unexpected behavior in the target system. And new accounts will no longer require that one-time setup fee OpenSea previously charged. We've said from the start that we value creators and we want to do whatever we can to help them succeed. All users who found issues in the code were encouraged to report their findings. In the official announcement from Dec. 8, the company states: At Coinbase, were focused on stability and trust. Note that each consideration component must be fully met for the match operation to be valid. OpenSea's new Seaport protocol will let users post offers for NFTs with a broad range of assets including ERC20, ERC721, and ETH. Prior to its launch this week, OpenSea held a two-week code audit report contest with a prize pool of up to 1 million USDC (Circles stablecoin) for its Seaport protocol. Get crypto analysis, news and updates right to your inbox! By July 13, OpenSea will stop fetching Wyvern contract data, meaning that listings created on the Wyvern contract will no longer be visible on the site. Note that both the offerer and the fulfiller must first approve this contract (or their preferred conduit if indicated by the order) to transfer any relevant tokens on their behalf and that contracts must implement `onERC1155Received` to receive ERC1155 tokens as consideration. ffi can potentially be unsafe, as it allows Forge to execute arbitrary code. This solution is going to suit you if you want your smart contract listed on OpenSea with programmatically configured parameters especially if you have many smart contracts to get listed. * Sign up. Match an arbitrary number of full or partial orders, each with an arbitrary number of items for offer and consideration, supplying criteria resolvers containing specific token identifiers and associated proofs as well as fulfillments allocating offer components to consideration components. Instantiate your instance of seaport using your ethers provider: Look at the relevant definitions in seaport.ts in order to see the different functionality this library offers. The audit contest took place between May 20June 3 2022. For more background on what each field is, please . Opensea Leads the NFT Marketplace Competition With $31 Billion in All-Time Sales Seaport Audited by Openzeppelin and Trail of Bits. To install dependencies and compile contracts: To run hardhat tests written in javascript: Note: artifacts and cache folders may occasionally need to be removed between standard and coverage test runs. Each listing contains an arbitrary number of items that the offerer is willing to give (the "offer") along with an arbitrary number of items that must be received along with their respective receivers (the "consideration"). To run tests, run any of the following: You may wish to include a .env file that exports a specific profile when developing locally. Today, we're officially moving to the Seaport protocol! . But, that's not all . OpenSea has moved to the "Seaport Protocol," a new smart contract that the NFT marketplace says will allow its 1.8 million users to save money on Ethereum gas fees. Seaport is an open-source and decentralized protocol that has been audited by Web3 security firms OpenZeppelin and Trail of Bits. By removing the setup fee alone, the OpenSea community could save $120m each year. For a more thorough flowchart see Seaport diagram. BNB Chain is currently the largest smart contract blockchain in the world based on daily active users. . Sharing this information with us makes it more likely we can solve your issue quickly. USDC stablecoin issuer Circle terminated the deal to go public with the special purpose acquisition company Concord, due to Circles incomplete SEC qualification. Jun 15, 2022 Users are expected to save roughly 35% on gas fees when doing transactions on OpenSea. With SeaPort-NxG, you too can join our team of dedicated professionals committed to our Nation's Navy. DeFi is a cool concept, but it can be intimidating. The intended recipient for all received items, with `address(0)` indicating that the caller should receive the items. Note that both the offerer and the fulfiller must first approve this contract (or the corresponding conduit if indicated) to transfer any relevant tokens on their behalf and that contracts must implement `onERC1155Received` to receive ERC1155 tokens as consideration. There was a prize pool of up to 1 million USDC (Circles stablecoin). We provide email support for all of our users. Note that this function does not support criteria-based orders or partial filling of orders (though filling the remainder of a partially-filled order is supported). In the future, NFT holders on OpenSea will also be able to add more than one payout address for royalties and sales. According to OpenSea, the "core smart contract is . Many Git commands accept both tag and branch names, so creating this branch may cause unexpected behavior. Your wallet address (if applicable) Detailed information about your question or the issue you're experiencing. OpenSea has moved to the Seaport Protocol, a new smart contract that the NFT marketplace says will allow its 1.8 million users to save money on Ethereum gas fees. The order to fulfill along with the fraction of the order to attempt to fill. If you don't have an API key, please request one. To date, Binance bitcoin reserves were overcollaterised by 101%: At the time of assessment, Mazars observed Binance controlled in-scope assets in excess of 100% of their total [], NFT sales in November rose for the first time in seven months to $568.19M, despite the sharp decline in the overall crypto market caused by the FTX collapse. A boolean indicating whether the supplied orders have been successfully cancelled. The Seaport contracts emphasize efficiency and contain a significant amount of low-level assembly code. Note that both the offerer and fulfiller on each order must first approve this contract (or their conduit if indicated by the order) to transfer any relevant tokens on their behalf and each consideration recipient must implement `onERC1155Received` to enable ERC1155 token receipt. Work fast with our official CLI. A hearing on the matter has been scheduled under the title Lessons Learned from the FTX Collapse and the Need for Congressional Action. According to Reuters, the ground for such discourse may [], Uniswap Labs announced the launch of an NFT aggregator, which allows trading NFTs from partnering marketplaces within the decentralized exchange. The following modifiers are also available: For more information on foundry testing and use, see Foundry Book installation instructions. OpenSea has moved to the "Seaport Protocol," a new smart contract that the NFT marketplace says will allow its 1.8 million users to save money on Ethereum gas fees. Seaport is a new marketplace protocol for safely and efficiently buying and selling NFTs. Note that a failing item transfer or an issue with order formatting will cause the entire batch to fail. This translates to some $460 million in total annual fees. An array of elements allocating offer components to consideration components. This translates to some $460 million in total annual fees. The intended recipient for all received items, with `address(0)` indicating that the caller should receive the items. Note that only the offerer or the zone of a given order may cancel it. Mathew McDermott, head of digital assets at Goldman Sachs, told Reuters that the FTX collapse has [], The former CEO of the recently bankrupt crypto exchange FTX, Sam Bankman-Fried, has confirmed his attendance at the upcoming House Financial Services Committee hearing. Metamask), Listing an ERC-721 for 10 ETH and fulfilling it, Making an offer for an ERC-721 for 10 WETH and fulfilling it. For more. Any order that is not currently active, has already been fully filled, or has been cancelled will be omitted. An array of elements indicating the sequence of transfers performed as part of matching the given orders. A tag already exists with the provided branch name. sign in Each listing contains an arbitrary number of items that the offerer is willing to give (the "offer") along with an arbitrary number of items that must be received along with their respective receivers (the "consideration"). GS plans to buy or invest in companies that have lost investor interest and whose valuations have fallen, Reuters reports. Owned by TIMEPORTAL. Anyone who found issues in the code could submit their findings. Requests to this endpoint require an API key. An array of FulfillmentComponent arrays indicating which consideration items to attempt to aggregate when preparing executions. Seaport is a marketplace protocol for safely and efficiently buying and selling NFTs. We've included a reference implementation that replicates the functionality of the optimized contract without any assembly code to enhance readability. Can Seaport help fight scams? to use Codespaces. Validate an arbitrary number of orders, thereby registering their signatures as valid and allowing the fulfiller to skip signature verification on fulfillment. Fulfill an order with an arbitrary number of items for offer and consideration. In June, we introduced Seaport a brand new, open-source, web3 marketplace protocol for safely and efficiently buying and selling NFTs. Create collection and trait offers (Beta). New tests (ideally via foundry) are included for all new features or code paths. An arbitrary number of "additional recipients" may also be supplied which will each receive native tokens from the fulfiller as consideration. Maxine Waters stressed Sam Bankman-Frieds attendance is [], The new Pudgy Penguins NFT collection, Snowed In: A Rare Pudgy Penguins Sale, was sold out at a famous Sothebys art auction for nearly $129K. This is a JavaScript library intended to make interfacing with the contract reasonable and easy. A boolean indicating whether the order in question has been validated (i.e. Seaport is a marketplace contract for safely and efficiently creating and fulfilling orders for ERC721 and ERC1155 items. When you fill out our support form, you'll be asked to provide: Your email address. Wardens. Initially announced in July 2021, Circle planned to go public by Concord Acquisition Corp. with a valuation of $4.5B. Today, we're officially moving to the Seaport protocol! NFT ownerships reside on the Ethereum blockchain (or any other blockchain that operates using smart-contracts), while the operation runs through the Seaport protocol. Callers should ensure that the intended order was cancelled by calling `getOrderStatus` and confirming that `isCancelled` returns `true`. Shegen added that the OpenSea contract is one of Ethereum's biggest gas guzzlers the optimizations, some enabled by the use of assembly code, should help to make transactions cheaper for products using . protocol, which was also leveraged by attackers back in February in an off-platform phishing scam to siphon $1.7 million from traders. Registered office: Elpidas, 8. Pyrgos, 4534, Limassol, Cyprus. Seaport is a generalized ETH/ERC20/ERC721/ERC1155 marketplace. Code is thoroughly commented with natspec where relevant. SeaportInterface contains all external function interfaces for Seaport. From April 18th to May 12th 2022, a team of Trail of Bits consultants conducted a security review of Seaport. Code4rena OpenSea Seaport contest Code4rena Contest ran 20 May 2022 3 June 2022 14 day contest OpenSea Seaport contest A marketplace contract for safely and efficiently creating and fulfilling orders for ERC721 and ERC1155 items. Synopsis Installation Getting Started Use Cases Contributing Synopsis This is a JavaScript library to help interface with Seaport. Additional information on the fulfilled order. It includes various helper methods and constants that makes interfacing with Seaport easier. It has been audited by Web3 security companies Trail of Bits and OpenZeppelin. The orders to fulfill. 0x00000000006c3852cbEf3e08E8dF289169EdE581, 0x00000000F9490004C11Cef243f5400493c00Ad63. To start Foundry, run: The optimized contracts are compiled using the IR pipeline, which can take a long time to compile. Please The order to fulfill. Note that both the offerer and the fulfiller must first approve this contract (or their preferred conduit if indicated by the order) to transfer any relevant tokens on their behalf and that contracts must implement `onERC1155Received` to enable receipt of ERC1155 tokens as consideration. The dude who got Etherium in 2017 by misclick and sold it in 2018 "just to try". Note that an empty criteria indicates that any (transferable) token identifier on the token in question is valid and that no associated proof needs to be supplied. Level 4 (-vvvv): Stack traces for all tests are displayed, and setup traces for failing tests are displayed. BNB Chain will be launched on OpenSea's Seaport Protocol in Q4 2022, allowing multiple creator . 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