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Chainlink (LINK) powers one of the most critical infrastructures in the blockchain world – the decentralised oracle network that connects smart contracts with real-world data. This guide explains what Chainlink is, why people buy LINK and how to buy Chainlink crypto in the UK using the Crypto.com App.


Chainlink (LINK) is a decentralised oracle network launched in 2017 to bridge the gap between blockchain smart contracts and real-world data. It allows blockchains, which can’t access external information on their own, to securely use verified data from off-chain sources such as APIs, payment systems and IoT devices.
At its core, Chainlink functions as middleware – bringing external information like asset prices, sports results or weather data into blockchain systems in a trust-minimised way. This makes it a cornerstone for decentralised finance (DeFi), insurance protocols and gaming applications.
LINK, Chainlink’s native utility token, plays a vital role in this ecosystem. It’s used to pay node operators for providing accurate data feeds, secure the network through staking and align incentives among participants.
The network’s modular architecture allows developers to build custom oracle services, while its hybrid smart contract model combines on-chain logic with off-chain computation. This flexibility has made Chainlink the leading oracle provider across multiple blockchains, including Ethereum, Polygon and Avalanche.
Chainlink provides reliable, tamper-proof data feeds – a foundational requirement for DeFi, non-fungible tokens (NFTs) and any blockchain application that relies on external information. Its strong security track record makes it a widely used solution for developers globally.
Chainlink powers thousands of decentralised applications (dApps) and integrates with major projects such as Aave, Synthetix and Compound. Enterprises including Google Cloud and SWIFT have also explored Chainlink’s technology for data connectivity and settlement automation.
The introduction of Chainlink Staking (v0.2) adds an additional layer of network security and passive income potential for token holders who help support the network’s reliability.
As demand for reliable data continues to grow, Chainlink’s role in enabling smart contracts is expected to expand, making LINK a key asset for those investing in blockchain infrastructure.
You can buy LINK through the Crypto.com App, trusted by millions of users. With free* bank transfers, card payments and recurring buy options, owning LINK is accessible and secure.
How to buy and invest in crypto
Buying Chainlink in the UK is straightforward. Follow these steps to get started with LINK:
To buy Chainlink, you’ll need a trusted exchange. Look for ease of use, strong security, transparent fees and features such as staking or recurring purchases.
You can:
Sign up on your chosen platform with a secure password and enable two-factor authentication (2FA). Complete identity verification (KYC) by submitting a government-issued ID, which is standard practice to support compliance and account security.
Before buying LINK, deposit funds into your account using one of the following methods:
Once your account is funded:
After buying LINK, you can choose between different wallets:
Before buying LINK, it’s worth understanding how it fits into your broader crypto strategy. Chainlink plays a foundational role in connecting smart contracts to real-world data, but its price performance still depends on overall market conditions and adoption trends.
It’s helpful to set clear goals – whether you plan to hold LINK long term, stake it for network rewards, or trade around market cycles. Research ongoing Chainlink developments, such as staking upgrades and new integrations, to stay informed about how they may influence value over time.
Tools on the Crypto.com App, including price alerts, recurring buys and portfolio tracking, can help you manage your LINK holdings with discipline and avoid emotional decision-making during market swings.
If you’re new to Chainlink:
The Crypto.com App offers recurring buy options and Crypto Baskets, so you can automate your strategy and build a disciplined, long-term investment approach.
Chainlink continues to lead the decentralised oracle sector, securing billions of pounds in smart contract value and integrating with hundreds of blockchains, DeFi protocols and enterprise systems. Its expansion into real-world asset (RWA) tokenisation further strengthens its role as a bridge between traditional finance and decentralised networks.
The rollout of CCIP represents a major step towards seamless blockchain connectivity, positioning Chainlink as key infrastructure for cross-chain communication.
While LINK’s future performance depends on adoption, competition and network growth, many analysts view its technology as essential to DeFi’s evolution and broader blockchain interoperability. As with all cryptoassets, outcomes are uncertain and prudent risk management remains important.
Where can I buy Chainlink (LINK)?
You can buy LINK on the Crypto.com App, which offers zero-fee bank transfers* and card payments. Advanced users can also trade LINK on the Crypto.com Exchange.
What is LINK used for?
LINK is used to pay data providers, secure the network through staking and support incentive mechanisms within the Chainlink ecosystem.
Is Chainlink decentralised?
Yes. Chainlink operates through a network of independent node operators that deliver verifiable data to smart contracts.
Should I invest in LINK?
Whether LINK is suitable depends on your financial goals and risk tolerance. Crypto-assets are volatile and can experience sharp price movements. Always do your own research and consider professional advice if needed.
How do I store LINK securely?
You can store LINK in exchange wallets, software wallets like MetaMask or hardware wallets such as Ledger for maximum security.
Is LINK available in my country?
LINK is widely available, including in the UK, via major platforms like Crypto.com. Always check local regulations before buying.
* Other transaction fees and spread may apply
Important information: This is informational content sponsored by Crypto.com and should not be considered as investment advice. Trading cryptocurrencies carries risks, such as price volatility and market risks. Before deciding to trade cryptocurrencies, consider your risk appetite. Crypto.com services, features, and benefits referenced in this article may be subject to eligibility requirements, token holdings, and may change at the discretion of Crypto.com.
Cryptoasset services are provided by Foris DAX UK Limited, a company incorporated in the United Kingdom with company registration number 12843841 and registered office at Suite 5, 7th Floor, 50 Broadway, London SW1H 0DB, United Kingdom, trading under the name “Crypto.com” via the Crypto.com App, registered with the FCA under the Money Laundering, Terrorist Financing and Transfer of Funds (Information on the Payer) Regulations 2017 to provide cryptoasset services (Firm Reference Number 941745).
Any other products or services offered and advertised on the Crypto.com website or the Crypto.com App are provided by other group companies and do not fall within the services provided by Foris DAX UK Limited.
Past performance may not indicate future results. There's no assurance of future profitability, and content may not reflect current opinions.