Exchange
Wallet
Buy crypto
Express buy
Visa, Mastercard, and others
P2P trading
Buy/Sell with zero trading fees via 100+ payment methods
Discover
Markets
View the latest crypto prices, volume, and data
Opportunities
Discover hot and new crypto
Trade
Trading instruments
Convert
Quick conversion, zero trading fees, no slippage
Spot
Buy and sell crypto with ease
Futures
Trade perpetual and expiry futures with leverage
Options
Capitalize on market volatility with options
Pre-market Futures
Get early access and trade upcoming crypto
Powerful tools
Trading bots
Multiple strategies to help you trade with ease
Marketplace
Create a bot
Liquid Marketplace
Deep liquidity on expiry spreads, custom multi-leg strategies, and block trades
Nitro Spreads
RFQ
Grow
Earn
Don’t just HODL. Earn
Simple Earn
On-chain Earn
Structured Products
Loan
Borrow to earn, borrow to spend
Jumpstart
Discover new, high-quality projects around the world
Build
X Layer network
Explore
Enter the world of Web3
X Layer
Ignite your creativity
Mainnet explorer
Explore mainnet on-chain data
Testnet explorer
Explore testnet on-chain data
X Layer ecosystem
Explore DApps on X Layer
Developers
Expand without limits
Developer docs
Explore our protocol documents
Testnet faucet
Get OKB on testnet
Testnet bridge
X Layer testnet bridge
Oracle
Get price data
GitHub
Explore X Layer repositories
Official DApps
Infrastructure products
Bridge
Connect Ethereum and X Layer
Institutional
Institutional home
The world’s most powerful suite of crypto trading solutions
Liquid Marketplace
OTC liquidity network for pro and institutional traders
APIs
Seamless and ultra-low latency API connectivity
VIP Loan
Improve capital efficiency
Broker Program
Access world-class market depth with high commissions
Managed Trading Sub-accounts
Manage sub-accounts, trade easily and safely with more profits
Historical market data
Candlesticks, aggregate trades, order book data and more
Learn
More
Products
OKB
Security of funds
Status
Proof of Reserves
Others
Campaign center
My rewards
Referral
Affiliates
OKX Ventures
Trade on TradingView
Listing application
Log in
Sign up
Support
Support center
My tickets
Connect with OKX
This page is for information purposes only. Certain services and features may not be available in your jurisdiction.
Learn
Protocols
Trading tools
Trading guide
DeFi
Trading basics
Security
Derivatives
Ventures
Layer2
OKX
DAO
Bitcoin
Ethereum
NFT
Research
Blockchain
Taxes
Farming
Web3
Trading
Industry news
Strategies
Stablecoins
Altcoin
Institutional news
Protocols (52)
Understand the various protocols that power crypto projects.
Protocols
Goldfinch Protocol Explained: A Beginner's Guide to Decentralized Lending and Borrowing
The blockchain industry has been focusing on developing Web 3.0 for several years now. This has led to the development of the metaverse, interoperability, decentralized finance (DeFi), and other produ
Apr 25, 2024
Ethereum
Altcoin
Protocols
How to bridge to Solana
Solana is a popular competitor to Ethereum, offering high performance and fast transaction speeds. Users can bridge to Solana from Ethereum and other chains to explore its ecosystem. Solana uses a combination of Proof of History (PoH) consensus mechanism alongside Proof of Stake (PoS), to get to a theoretical capacity of 710,000 transactions per second (TPS). Solana’s smart contracts have created a thriving ecosystem of DeFi and NFT marketplaces.
Apr 25, 2024
Ethereum
Altcoin
Protocols
How to bridge to Arbitrum
Arbitrum is a popular Ethereum Layer 2 (L2) solution, making bridging in and out of it essential. Arbitrum uses a method called “optimistic rollup,” where smart contracts are executed off-chain and only the final output is posted to the Ethereum blockchain. It has a significantly larger transaction throughput, making it faster and cheaper than Ethereum. Arbitrum is also an Ethereum equivalent blockchain, making it easy for developers to move their applications from the Ethereum chain.
Apr 25, 2024
Ethereum
Altcoin
Protocols
How to bridge to Avalanche
Blockchains are typically isolated systems and can't interact with other chains, making it inconvenient for users to move funds. Blockchain bridges are built to solve this. Blockchain bridging allows users to move their funds from one chain to another quickly. Cryptocurrency bridges enable blockchain interoperability and make digital asset transfer even more convenient.
Apr 25, 2024
Ethereum
Altcoin
Protocols
How to bridge to Base
Blockchains are independent networks that cannot communicate with each other. To address this issue, developers have created blockchain bridges . These bridges enable users to seamlessly transfer their funds between different chains. By facilitating blockchain interoperability, cryptocurrency bridges make the transfer of digital assets even simpler.
Apr 25, 2024
Ethereum
Altcoin
Protocols
How to bridge to Polygon
Getting familiar with cryptocurrency bridging is essential to your crypto journey. If you’re looking for a detailed guide on how to bridge to Polygon, you’ve come to the right place. Let's explore how to bridge ETH to Polygon using Polygon’s portal and OKX Swap. Additionally, we’ll walk through a centralized bridging process using OKX to bridge USDT from Ethereum to Polygon.
Apr 25, 2024
Altcoin
Protocols
Artificial intelligence
What is Bittensor (TAO)? A guide to the decentralized artificial intelligence platform
Bittensor is a disruptive platform that bridges the distinct powers of artificial intelligence (AI) and blockchain. AI is quickly weaving its way deeper into more industries to help revolutionize myriad aspects of life — from driving to photography and programming. The technology can even help you to .
Apr 25, 2024
Protocols
BEP-2: What You Need To Know
Binance, one of the largest cryptocurrency exchanges in the world, launched its original mainnet back in 2017. However, three years later, in September 2020, the exchange decided to launch its second
Apr 25, 2024
Blockchain
DeFi
Protocols
Band Protocol: A Comprehensive Guide to Real-World Data
Most people in the crypto industry are familiar with the concept of decentralized oracles. Originally introduced by Chainlink (LINK), a decentralized oracle network delivers external data to the block
Apr 25, 2024
Protocols
What Is BitTorrent?
BitTorrent is a decentralized application built to enable peer-to-peer file-sharing between people whose computers function as nodes on the network. BitTorrent was created by Bram Cohen in 2001, and i
Sep 2, 2024
DeFi
Protocols
What Is Balancer Exchange?
Balancer is a decentralized and permissionless exchange powered by an automated market maker. The goal of this project is to provide a crypto asset exchange service that is devoid of centralized infra
Sep 2, 2024
Protocols
LayerZero (ZRO): bridging the gap with omnichain interoperability
Imagine a society where information is siloed, and valuable data is locked away in isolated vaults. This is akin to the current state of blockchains, where different networks operate independently without being able to communicate with each other. While each blockchain offers unique advantages, this fragmentation hinders the potential for a truly interconnected future. Fortunately, with crosschain interoperability solutions like LayerZero, we're on the cusp of a blockchain revolution.
Oct 8, 2024
Bitcoin
Protocols
What is SegWit? an introduction to Bitcoin’s clever on-chain scaling approach
A beginner-friendly introduction to Bitcoin’s SegWit, including what SegWit is, why it’s important, and what it achieves When Satoshi Nakamoto designed Bitcoin , he stipulated that the capacity of each block should not exceed one million, and the number of transactions that can be recorded in each one million capacity is extremely limited. In the earliest days, the capacity of each block of one million was enough to cope with the transaction volume of the niche market, but when the number of Bitcoin players surged, it became particularly congested.
Sep 23, 2024
Bitcoin
Protocols
New Taproot Assets protocol: A boost to Bitcoin blockchain scalability?
Over the past couple of months, BRC-20 tokens and ordinals have gained plenty of attention in the Bitcoin community. Some have suggested the developments could raise gas fees and take up unnecessary space on the blockchain. In contrast, others have hailed both as being among the most incredible innovations since Satoshi published Bitcoin's whitepaper in 2008.
Apr 25, 2024
Altcoin
Protocols
What is Civic (CVC)?
Civic is a personal identity verification service provider that applies modern cryptography, blockchain technology, and smart contracts to develop an on-demand, secure, and low-cost access to identity verification services. By providing a futureproof identity for any use case, Civic aims to build a safe and equitable future for all.
Apr 25, 2024
DeFi
Protocols
What is AirSwap?
AirSwap is a decentralized peer-to-peer (p2p) cryptocurrency exchange built on the Ethereum blockchain. The exchange aims to solve the problems associated with the order book model of transactions. Ho
Apr 25, 2024
Blockchain
Layer2
Ethereum
All about Ethscriptions: the Ethereum protocol rivaling Bitcoin ordinals
Bitcoin ordinals took the Web3 world by storm following their introduction in January 2023. The adoption of ordinals has been massive, with millions of inscriptions being created in the few months since launch.
Apr 25, 2024
DeFi
Protocols
What is Augur?
Augur is a decentralized protocol where users can launch prediction markets powered by smart contracts. It provides the technology required to bet on the potential outcomes of events. Not only that, the entirety of the process, including betting and settlements, occurs on the blockchain. This means that there is no room for intermediaries and the associated costs. In this article, we’ll look at what is Augur and how it works.
Sep 2, 2024
Intermediate
Protocols
Wallets
How to add Arbitrum to MetaMask: a step-by-step guide
Arbitrum is a Layer 2 scaling solution for Ethereum that aims to increase transaction speed and reduce gas fees. It accomplishes this by using off-chain computation to process transactions faster and
Jul 3, 2024
Intermediate
Protocols
The best Nostr alternatives to centralized services
Damus caused a stir a few months ago when it arrived as a decentralized alternative to Twitter. Backed by Twitter's own co-founder and former CEO, Jack Dorsey, Damus is built on the Nostr protocol , which allows developers to create decentralized and censorship-resistant social media platforms.
Apr 25, 2024
Altcoin
Protocols
What is Kadena?
Kadena is an open-source, hybrid blockchain platform that looks to increase blockchain adoption among businesses and the general population. Kadena intends to do this by improving on the issues of sca
Apr 25, 2024
Intermediate
Protocols
DeFi
What is Fusion?
Fusion is a smart-contract-based blockchain that supports interoperability between blockchains. Its goal is to allow users on different blockchains to communicate and transact with each other seamlessly. In this article, we'll explore what fusion is and how it works.
Apr 25, 2024
Beginners
Protocols
DEX
What is SushiSwap (SUSHI)
Sushiswap is a multichain decentralized exchange (DEX) that was originally launched on the Ethereum blockchain. On Sushiswap, users can swap the tokens they hold with other tokens on the DEX. For exam
Sep 2, 2024
Protocols
What is Nostr? The censorship-resistant social media protocol explained
With the arrival of Nostr in late 2020, the idea of a censorship-resistant social network protocol became a reality. As digital communities increasingly gravitate towards decentralized social networks, protocols like Nostr offer a tangible solution. But what exactly is Nostr?
Jun 4, 2024
Intermediate
1
2
3
Sign up
to OKX