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🖼️ NFT Tools
FreemiumMedium RiskMulti-chain (Ethereum, Solana, Polygon, Base, Arbitrum, Optimism, Avalanche, BNB Chain, Ronin, Blast, Abstract, Soneium + more)$SEAFeaturedVerified

OpenSea

World’s largest peer-to-peer NFT marketplace and multi-chain crypto trading platform for discovering, buying, selling, and creating onchain assets.

4.3/5

Potential

19+ chains, token trading, cross-chain purchases, and 0.5% fees

Free to browse, create an account, and list items. Marketplace fee of 0.5% only applies on successful sales.

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Potential

19+ chains, token trading, cross-chain purchases, and 0.5% fees

Risk

Medium Risk

Rating

4.3/5

Best For

Anyone looking for the most liquid and user-friendly place to buy, sell, and create NFTs across multiple blockchains

All-time Volume

$40B+

NFTs Listed

80M+

Chains Supported

19+

Marketplace Fee

0.5%

About nft-tools

OpenSea is the world’s first and largest peer-to-peer marketplace for NFTs and onchain assets. Founded in 2017 by Devin Finzer and Alex Atallah, it allows anyone to buy, sell, create (mint), and trade digital collectibles, art, gaming items, memberships, music, and more — without intermediaries.

In 2025 the platform launched OS2, a complete rebuild that transformed OpenSea from a pure NFT marketplace into a full multi-asset “exchange everything” platform. Users can now trade both NFTs and fungible tokens across 19+ blockchains from a single interface, with native cross-chain purchasing and marketplace aggregation.

Key Features

  • Multi-chain support — Ethereum, Solana, Polygon, Base, Arbitrum, Optimism, Avalanche, BNB Chain, Ronin, Blast, Abstract, Soneium, and more
  • Token trading — Swap any token via integrated liquidity aggregators
  • Cross-chain purchasing — Buy NFTs or tokens on one chain using assets from another
  • OpenSea Studio — No-code tools to create and launch NFT collections (lazy minting available)
  • OpenSea Pro — Advanced aggregator that sources the best prices from 170+ marketplaces
  • Voyages rewards — XP-based quest system tied to the upcoming $SEA token
  • Mobile app — Full-featured iOS/Android experience
  • Creator tools — Lazy minting, royalty settings, collection management

Fees

  • Marketplace fee: 0.5% (reduced from the original 2.5% with OS2)
  • Swap fees: Eliminated
  • Creator royalties: Optional (set by collection creators)
  • Gas fees: Paid by the user (very low on L2s and Solana, higher on Ethereum mainnet)
  • Minting via Studio: Free (lazy mint)

Supported Assets

NFTs (ERC-721, ERC-1155, Solana NFTs, etc.), fungible tokens (ETH, SOL, USDC, memecoins, etc.), and cross-chain assets.

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Our Verdict

OpenSea remains the default gateway into NFTs for most users in 2026. The OS2 rebuild successfully modernized the platform — adding real multi-chain support, token trading, and lower fees — while keeping the polished, approachable experience that made it dominant.

It is no longer the cheapest option for high-volume pro traders (Blur still wins there), but it is the most complete and beginner-friendly marketplace available. The combination of massive selection, cross-chain convenience, free minting tools, and upcoming $SEA incentives makes it the strongest all-rounder.

Pros

  • Largest selection of NFTs and broadest multi-chain coverage
  • Beginner-friendly interface with powerful pro tools
  • Non-custodial — you always control your assets
  • Cross-chain buying and token trading in one place
  • Free lazy minting for creators
  • Strong brand recognition and liquidity

Cons

  • Fees still higher than pure zero-fee competitors like Blur
  • Ethereum mainnet gas can be expensive during congestion
  • Past controversies (royalty policy changes, insider trading incident in 2022)
  • $SEA token launch delayed

How to Use

  1. 1
    Connect your wallet (or sign in with email)
  2. 2
    Browse collections or search for specific NFTs/tokens
  3. 3
    Fund your wallet with ETH, SOL, or stablecoins
  4. 4
    Buy an NFT with one click or place an offer
  5. 5
    To sell: click “Sell”, set a price, and confirm the listing
  6. 6
    To create: open Studio and lazy-mint your first NFT for free

🌐 Official Links & Community

Common Questions

What is OpenSea?
OpenSea is the world’s largest peer-to-peer marketplace for NFTs and onchain assets. You can buy, sell, create, and trade digital collectibles and tokens across 19+ blockchains.
How much does OpenSea charge?
OpenSea charges a 0.5% marketplace fee on sales (reduced from 2.5% with the OS2 upgrade). There are no buyer fees and swap fees have been eliminated. Users also pay network gas fees.
Is OpenSea safe?
OpenSea is non-custodial — your assets stay in your own wallet. The platform has been operating since 2017 and is the most established NFT marketplace. Always use a hardware wallet for large amounts and never share your seed phrase.
Which blockchains does OpenSea support?
Ethereum, Solana, Polygon, Base, Arbitrum, Optimism, Avalanche, BNB Chain, Ronin, Blast, Abstract, Soneium, and several others (19+ total).
Can I create NFTs for free on OpenSea?
Yes. OpenSea Studio offers free lazy minting — you only pay gas when the NFT is actually purchased or transferred.
What is the SEA token?
$SEA is OpenSea’s upcoming governance and rewards token. It was announced in 2025 with an expected airdrop, though the launch timeline has been delayed.

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Quick Info

Potential
19+ chains, token trading, cross-chain purchases, and 0.5% fees
Risk Level
Medium Risk
Chain
Multi-chain (Ethereum, Solana, Polygon, Base, Arbitrum, Optimism, Avalanche, BNB Chain, Ronin, Blast, Abstract, Soneium + more)
Token
$SEA
Pricing
Freemium
Best For
Anyone looking for the most liquid and user-friendly place to buy, sell, and create NFTs across multiple blockchains
Audience
NFT collectors, digital artists, crypto traders, beginners entering Web3, gaming NFT users, creators launching collections
Free Tier
Free to browse, create an account, and list items. Marketplace fee of 0.5% only applies on successful sales.

19+ chains, token trading, cross-chain purchases, and 0.5% fees

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Tags

nft marketplaceopenseaos2multi-chain nftbuy sell nftscreate nftsea tokenweb3 marketplaceethereum nftssolana nfts

Alternatives

BlurMagic EdenTensorRaribleLooksRare

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