What Is Chainlink & How It Works: Full Review Of A Oracle Network For Crypto Traders In 2023

What is chainlink & How it works

Chainlink was one of many initiatives attempting to decentralize the blockchain sector when it was founded in 2017. Many have succeeded in meeting their initial objectives and boosting market activity, but only Chainlink has so far gone beyond Ethereum to other blockchains. Read our in-depth exploration of Chainlink to find out What is Chainlink and to know about this initiative.

What is Chainlink (LINK)?

What is Chainlink (LINK) - COVEMARKETS.COM

Chainlink was launched in 2017 and serves as an abstraction layer for blockchains, allowing for smart contracts to be shared between networks. Chainlink is a decentralized oracle network that facilitates secure blockchain interactions with off-chain data sources, events, and payment mechanisms, paving the way for sophisticated smart contracts to replace traditional forms of digital agreement.

Data producers, node operators, smart contract developers, researchers, security auditors, and others all contribute to the Chainlink Network. The firm is committed to ensuring that all operators of node and users who wish to contribute to the network can do so in a decentralized manner.

Background of Chainlink Company

A global team of Chainlink smart contract experts: The next generation of blockchain-based smart contracts will be powered by oracle infrastructure, which is being developed by top-tier programmers, researchers, and business professionals.

Chainlink was the first decentralized oracle network that allowed smart contracts to connect to external (off-chain) data safely. To oversimplify the workflow, Chainlink oracles allow customers to specify a query and the number of oracles required to fulfill that query, among other factors.

All of this is documented in a service level agreement (SLA), and an order-matching mechanism picks the oracles needed to carry out the services specified in the SLA (note that the node operators retrieving the data may not necessarily be the data providers themselves.)

Chainlink additionally verifies the track records of Oracle providers and combines information to verify authenticated data, making the procedure more complicated.

Furthermore, Chainlink’s services are expanding, currently including but not limited to: data feeds (such as pricing data for digital assets) that are regularly updated and account for the majority of requests, off-chain API / data sources, verifiable randomness functions (VRF) used for random number generation in gaming, betting markets, and dynamic NFTs (version 2 was launched on February 16), proof of reserves used to verify stablecoin and cross-chain transactions, and this division can make it difficult to track the economic incentives driving the framework between customers (dapp developers, for example) and sellers (node operators).

The fact that Chainlink runs on several blockchains and layer-1, such as Ethereum, Polygon, and Binance Smart Chain, adds to the complexity of tracking incentives.

Read more: Difference Between WETH Vs ETH 2023? And What Is Wrapped Ether (WETH)?

How Does Chainlink Work?

Chainlink uses blockchain technology to securely enable computations on and off the blockchain, supporting what it calls hybrid smart contracts. Enterprises using Chainlink oracles can access any major blockchain network, including Ethereum, Solana, and Terra. Chainlink uses a three-step procedure to enhance communication between smart contracts and blockchains:

  • Oracle Selection: The Chainlink software uses a service user’s SLA to specify data requirements to match those requirements with the appropriate oracles. To finish this process, they must deposit LINK in an order-matching contract that accepts bids from oracle providers.
  • In the data reporting stage, specified in the SLA, the oracles connect with external data sources from the outside world. The oracles of Chainlink will process the data before sending it back to the contracts.
  • The process’s final step, known as result aggregation, involves adding up all of the data that the oracles have collected as input and returning the results as a weighted score. Off-chain oracle nodes linked to the Ethereum network are also included in Chainlink. In response to user requests, the off-chain nodes gather data from off-chain sources and process it through Chainlink Core before sending it to the on-chain oracles.

What Problems Does Chainlink Solve?

The Chainlink network has various use cases since it allows blockchains to exchange data with off-chain systems in a decentralized and tamper-resistant manner.

Chainlink has been used to fairly distribute non-fungible tokens (NFTs), gamify personal savings, and simplify cryptocurrency token supply recalibrations, among other things.

The Chainlink Team

The World’s Leading Experts on Smart Contracts

Chainlink has the backing of elite programmers, researchers, and businesspeople who are constructing an network of oracle to fuel the next generation of smart contracts.

  • Sergey Nazarov is the son of Russian immigrants and a co-founder of Chainlink. However, many in the crypto community see Nazarov as a possible candidate for being the creator of Bitcoin, Satoshi Nakamoto. He claims to have been in crypto for over 10 years, which would mark his start around the time the Bitcoin white paper was published. Regardless, Nazarov is publicly known for developing the Chainlink network, known for hybrid smart contracts and blockchain oracles.
  • Lorenz Breidenbach is a security researcher and former BRIDGE fellow from ETH Zürich and IC3. He previously conducted research at Cornell Tech and spent time in industry at Google and Open Systems.
  • Ari Juels is currently Chief Scientist at Chainlink Labs. He is also the Weill Family Foundation and Joan and Sanford I. Weill Professor in the Jacobs Technion-Cornell Institute at Cornell Tech and a Computer Science faculty member at Cornell University. He is a Co-Director of the Initiative for CryptoCurrencies and Contracts (IC3). He was previously Chief Scientist of RSA.
  • Dahlia Malkhi is Chief Research Officer at Chainlink Labs. She has been the CTO at the Diem Association, lead researcher at Novi, co-founder of VMWare Research, principal partner researcher at Microsoft Research, and a tenured professor at the Hebrew University of Jerusalem. She has co-invented numerous innovations, including HotStuff, CorfuDB, Flexible Paxos, and Vertical Paxos, and has more than two decades of research experience in industry and academia, having led applied and foundational research focused on reliability and security of distributed systems.
  • Dr. Boneh is a Professor of Computer Science at Stanford University where he heads the applied cryptography group and co-directs the Center for Blockchain Research. Dr. Boneh’s research focuses on applications of cryptography to blockchains and to computer security. He is the author of over 200 publications in the field, and is a recipient of the 2014 ACM prize and the 2013 Godel prize. In 2016 he was elected to the National Academy of Engineering.
  • Alex Coventry is working on improvements to Chainlink’s reporting protocol which will allow orders-of-magnitude reductions in the costs of running blockcahin-based smart contracts that faithfully respond to real-world outcomes. He has a PhD in Applied Mathematics from MIT, and has been following cryptocurrency since the Bitcoin whitepaper came out in 2009.
  • Andrew Miller is an Assistant Professor at the University of Illinois, Urbana-Champaign, where he leads the Decentralized Systems lab and carries out research in applied cryptography, smart contract programming languages, and other topics in blockchains and computer security.


Credits, Oracle, V Systems, DApps Inc, Google Cloud, Matic, GoChain, Reserve, Harmony,  Shyft, Hedera Hashgraph,  IOST,  Streamr,  Ocean Protocol, Synthetix,  Provable,  Celer,  STK,  Mobilum,  ETHA,  Kaiko,  Wanchain, Hydrogen,  bZx,  Morpheus Network,  Web3,  GameDex,  OpenLaw,  OpenZeppelin, ClinTex, BET Protocol


What Is LINK Token?

Chainlink’s native token is LINK. Similar to Bitcoin (BTC) and Ethereum, the token is intended to help finance the project’s growth (ETH). Both of these cryptocurrencies operate on their blockchains. LINK, like BTC and ETH, serves as an incentive for users to mine.

Read more: Polygon Vs Ethereum: MATIC Vs ETH. Which Crypto Is Better In 2023

Basic Informations About LINK

  • Ticker: LINK
  • Contract: 0x514910771af9ca656af840dff83e8264ecf986ca
  • Decimals: 18
  • Blockchain: Ethereum
  • Token Standard: ERC-677
  • Token type: Utility Token
  • Total Supply: 1,000,000,000 LINK
  • Circulating Supply: 350,000,000 LINK

Read more: BEP2 vs BEP20 vs ERC20: Which Is The Best Choice For You 2023?

Token Allocation


Token Sale

Following the release of a white paper in September 2017, the Chainlink developers raised $32 million in an initial coin offering (ICO). They sold 35% of their total LINK token supply during this token sale.

Price of LINK Today

The current price of Chainlink is $9,02 USD, with a 24-hour trading volume of $469.565.036 USD.

It currently ranks #23, with a live market cap of $4.240.848.718 USD. There are 470.099.970 LINK coins in circulation, with a maximum supply of LINK coins.

What is LINK Used For?

  • Operators of Chainlink nodes being paid.
  • Increasing the incentive for uptime guarantees can be accomplished via the use of the payment penalty or collateral system.

How to Buy LINK Tokens?

Create a new bank account

Are you thinking about getting involved in the Chainlink trading market? You will need to create an account with an online broker before you can start trading cryptocurrencies. This may be done at any time. Online, you can choose from a number of different bitcoin brokers.

Be certain that the broker you want to work with has Chainlink listed on the exchange it uses. The commissions charged by the brokers can differ from one type of cryptocurrency to another, depending on which cryptocurrency you choose to trade. You can choose the broker that best fits your financial goals by comparing the commission fees and the minimum amount required to create an account with many brokerage firms.

Examine the leading bitcoin brokers that are currently operating in the industry.

Invest in a Wallet (optional)

Trading cryptocurrency can be a high-risk investment because it is still a relatively new platform. Because trading digital currencies take place entirely online, those who participate do so at the risk of being targeted by cybercriminals. You should give some thought to purchasing an electronic wallet so that you can better protect your digital possessions.

Your entire set of private and public keys can be stored in an encrypted format within a cryptocurrency wallet or an electronic wallet. There are many different varieties of electronic wallets, such as desktop, web, mobile, paper, and hardware wallets. You can choose the digital wallet that corresponds with your portfolio based on your trading strategies.Proceed with Your Purchase.

After making the initial investment in a digital wallet, you will be able to begin trading after transferring funds into your account. The majority of digital wallets allow you to fund your account using either credit cards or wire transfers. Chainlink may be bought and sold on major cryptocurrency exchanges such as Binance and Coinbase at this time.

When it comes to successful trading, the various commission rates offered by bitcoin brokers might make all the difference. The majority of bitcoin exchanges will provide customers with commission fees that are significantly lower than 1%.

Be sure to conduct an analysis of the minimum amount of money that must be held on the platform before you can begin trading.

Your account should be updated with the Chainlink crypto that you’ve purchased not long after the buy order is processed, at the latest.

How to Store LINK Coins?

The best and safest way to store your oracle tokens is to download an official coin wallet and connect it with a hardware wallet (if it is supported). We recommend that you simply purchase a Trezor Wallet, a KeepKey, or a Ledger Nano S or X because these options have the highest level of security.

Read more: Best Crypto Wallets For Storing Coins In 2023: Hot Wallets & Cold Wallets

Goals of Chainlink

Chainlink’s primary goal is to build a bridge between the on-chain and off-chain ecosystems.

Chainlink staking is meant to improve both the crypto-economic security of Chainlink services and their user confidence. Through staking, LINK coins can be locked up as a service-level guarantee for how well the network works. If an oracle network doesn’t meet its obligations, some of the staked LINK can be cut and given to another network.

The Chainlink Network is looking into giving stankers who help protect its oracle services something in return. By staking, node operators will be able to get higher-paying jobs and more chances to get paid. The network also wants to establish a strong reputation system for how nodes are chosen to be part of Decentralized Oracle Networks.

Chainlink aims to continue to grow by expanding its support for blockchain environments and facilitating new use cases for hybrid smart contracts. Because significant stores of real world data and records are not yet maintained within blockchains, Chainlink may have countless opportunities to connect blockchain networks with off-chain information.

In 2021, the Chainlink network secured more than $75 billion of value as it grew to include over 1,000 projects.15 Chainlink has a max supply of 1 billion tokens, of which about 467 million have been issued as of February 2023.

Prospect Of LINK

Chainlink 2.0, a multi-year attempt to expand the capabilities of the current project, may help to address some of these concerns. The backbone of this strategy is the development of a platform on which several decentralized oracle networks (DONs) can operate together to support hybrid smart contracts.

Adapters that retrieve off-chain data might conceivably be used inside this architecture, allowing for the provision of permanent services throughout the course of extended interactions.

New use cases for its services can be developed by interactions between dapps and various DONs, which will run the off-chain computational layer for these smart contracts in a safe and efficient manner.

Co-founder Sergey Nazarov’s January 1 presentation details the roadmap, which includes the possibility that super linear staking would be implemented on Chainlink this year.

While the primary goal of the new staking model is to ensure the safety of those who use Chainlink’s services, the redesign also better balances economic incentives based on (1) a node’s reputation and (2) the magnitude of the stake deposited by its operators. Just as in proof-of-stake blockchains, operators that stake more can participate in more transactions and earn more rewards.

Moreover, this allows people or groups to pool their LINK and delegate it to node operators as collateral in exchange for a cut of the earnings. Staking and delegating tokens could reduce the danger of LINK supply dilution and realign some of the fee imbalances that now contribute to selling pressure, both of which could lead to more LINK being locked up and help alleviate some of the difficulties we highlighted earlier.



How to earn LINK tokens?

  • Earn passive income with Chainlink node
  • ERG Chainlink airdrop
  • Qoinpro
  • Freelance for Chainlink
  • Chainlink bounty program
  • Earn up to 12% interest on Nexo
  • Earn crypto

Should you invest in Chainlink?

Chainlink is the most important oracle because it provides a service that smart contracts can’t do without. It’s one of the least risky bets on the whole cryptocurrency market.

Why Is Chainlink Popular?

The Chainlink decentralized oracle can connect many different types of real-world data with many different blockchains, creating many potential applications for Chainlink. Chainlink could help to integrate blockchain technology with many industries and business functions.

Is it the right time to buy Chainlink?

It is difficult to predict the future price of any asset, so it is impossible to say whether or not now is the right time to buy LINK. However, as with any investment, it is important to do your own research before making any decisions.

What can I buy with LINK?

Unlike other cryptocurrencies, LINK is only used to reward node operators on the Chainlink network. In exchange for their services, these network nodes get compensated in LINK as they safely move information across blockchains.

How is Chainlink different from other blockchain projects?

Chainlink is different from other blockchain-based projects in a few key ways.

  • First, Chainlink is focused on providing secure and reliable data to smart contracts. Other blockchain-based projects may be focused on other aspects of the blockchain ecosystem such as payments or storage.
  • Second, Chainlink has a strong team of experienced developers and advisors who have been working on the project since its inception. This gives the project a level of stability and credibility that other projects may lack.
  • Finally, Chainlink has a strong community of supporters who are actively involved in promoting and developing the project.

What is the difference between Chainlink and other oracle networks?

The main difference between Chainlink and other oracle networks is that Chainlink is decentralized, meaning that it is not controlled by any one entity. This gives it a number of advantages, including increased security and reliability.

Other oracle networks may be controlled by a single entity, which means that they are subject to that entity’s whims and may be less reliable.


Chainlink is a good and promising project since its has been used in a wide range of blockchain like Ethereum, Solana and more. I hope you have gained all of the important information about LINK including its features and highlights throughout this topic.

Disclaimer: The information provided in this article is not investment advice from Cove Markets. Cryptocurrency investment activities are yet to be recognized and protected by the laws in some countries. Cryptocurrencies always contain financial risks.

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