Exploring the Final ERC20 Token API

A high-quality ERC20 token API is important when constructing dapps. By utilizing the next line of code, you should use Moralis’ enterprise-grade ERC20 token API to fetch the worth of any ERC20 token on any EVM-compatible chain:

const response = await Moralis.EvmApi.token.getTokenPrice(choices);

In the event you’ve labored with Moralis earlier than and are JavaScript proficient, you in all probability know precisely what to do with the above code snippet. Nevertheless, when you want steerage on incorporating the last word ERC20 token API, learn on! In spite of everything, a tutorial using the above “getTokenPrice” endpoint is ready for you under. So, in case you are wanting to get your fingers soiled, create your free Moralis account and bounce to the “Instance of Easy methods to Use Moralis’ ERC20 Token API” part. If you’re new to Moralis, we advocate you cowl the whole article, as it is going to enable you to correctly grasp the fundamentals behind utilizing the very best token API.  


Ethereum was the primary programmable blockchain, which granted this community a first-mover benefit. This new public blockchain attracted many believers of the decentralized internet, and the Ethereum neighborhood quickly elevated in reputation. Regardless of the start of many so-called “Ethereum killers” within the final couple of years, Ethereum continues to run the present. In spite of everything, it’s the dwelling of numerous dapps and crypto tokens. Thus, getting acquainted and putting probably the most highly effective ERC20 token API in your growth software suite is a no brainer. Luckily, that is precisely what immediately’s article was designed that will help you with. 

Token API: Get ERC20 Data instantly

Shifting ahead, you’ll first study what an ERC20 token API is and the way it may be helpful. With these fundamentals below your belt, we’ll take a better take a look at the Moralis enterprise-grade token API. Principally, we’ll do an summary of this neat answer. That is additionally the place we’ll take a look at the presently included ERC20 token API endpoints. As well as, you’ll discover ways to simply take a look at every of them and procure the proper traces of code for any programming language. 

Final however not least, we’ll give attention to displaying you find out how to make the most of the “getTokenPrice” endpoint. In spite of everything, there are numerous varieties of dapps the place fetching ERC20 token costs will be of nice worth. By finishing this tutorial, additionally, you will discover ways to get began with Moralis. You’ll then be geared up to make use of another ERC20 token API endpoint and the whole set of Moralis’ Web3 APIs – Auth API, NFT API, and Streams API. 

Web3 API Code floating around a globe.

ERC20 Token API – What’s it?

An ERC20 token API is a particular sort of Web3 API software. Because the identify suggests, it focuses on knowledge concerning ERC20 tokens. That stated, it is advisable to perceive what a Web3 API is and what ERC20 tokens are to totally perceive what an ERC20 token API entails. So, with out additional ado, let’s begin by what a Web3 API is.

Understanding Web3 APIs

As chances are you’ll know, API stands for “software programming interface”, and it has been an vital a part of the legacy growth house. In spite of everything, varied APIs are in command of facilitating communication between software program. They accomplish that by translating directions for correlative understanding. Moreover, these instruments allow dependable programming in safe and managed growth environments. APIs obtain the latter by supplying capabilities on request reliably and persistently. Web3 APIs do the identical issues as legacy APIs; nonetheless, they give attention to speaking with blockchain nodes on the one hand and dapps’ backends on the opposite. 

If you’re unfamiliar with APIs and wish to get a strong understanding of them, utilizing the next restaurant analogy helps. Consider the kitchen because the “system” or “software program” that handles clients’ orders. Nevertheless, restaurant clients don’t usually talk instantly with the kitchen. As a substitute, their orders are often taken by a waitress or waiter, who serves as an middleman. The waitress/waiter delivers a buyer’s order (request) and provides the shopper with a response from the kitchen (system) within the type of meals. On this analogy, APIs are the waiters/waitresses. Nevertheless, as a substitute of facilitating communication between clients and the kitchen, they accomplish that amongst totally different items of software program.

Two hexagons with text inside each stating ERC20 Token API.

Moreover, we make the most of APIs each time we browse the web. As our units connect with the net and ship data to the receiving finish, which analyzes the info, performs the required actions, and sends again a response. Our units then interpret the data and current it in a readable manner. In fact, when specializing in Web3 APIs, this form of communication occurs inside the blockchain house. Finally, Web3 APIs open up the ability of Web3 growth for builders worldwide!

Understanding ERC20 Tokens

Now that what a Web3 API is, we additionally want to make sure you perceive the which means of ERC20. Solely then will you be capable of reply the “what’s an ERC20 token API?” query confidently. 

You don’t must be a crypto professional to know that many crypto tokens or cryptocurrencies can be found. The vast majority of these tokens reside on the Ethereum community. Accordingly, when specializing in fungible tokens, most of them comply with the ERC20 customary; therefore, we name them ERC20 tokens. Moreover, ERC20 is brief for “Ethereum Request for Feedback 20”, which was proposed and accepted on the finish of 2015. Ever since Ethereum devs put it in place, all fungible tokens minted on Ethereum have the very same primary qualities. The latter follows Ethereum’s native coin (ETH) specifics. 

Ethereum ERC20 Standard

Additionally, be aware that Web3 devs seek advice from the ERC20 customary because the “ERC20 contract”. In spite of everything, good contracts (on-chain items of software program) are used to implement this customary. Accordingly, each time devs resolve to create ERC20 tokens, they should deploy a wise contract that comes with the ERC20 customary’s pointers. It is best to do not forget that the good contract used to mint the token can also be in command of guaranteeing that every one token transfers comply with predefined guidelines. Principally, the ERC20 contract customary imposes correct guidelines for creating and dealing with ERC20 tokens. 

How an API for ERC20 Tokens Can Be Helpful

ERC20 tokens can serve many various functions. As an example, they can be utilized as utility tokens, governance tokens, and so on. So, while you create a dapp that comes with both yours or different present ERC20 tokens, a correct token API makes all of the distinction. It allows you to fetch on-chain particulars in regards to the fungible tokens and use the info to set off a particular dapp performance. In fact, this additionally helps you to current your dapp customers with this token knowledge in a user-friendly method. 

A stack of different elements including decentralized applications, smart contracts, and Ethereum.

Moreover, it’s also possible to use an ERC20 token API to construct a DeFi platform. Or, you possibly can even make the most of this glorious software to include ERC20 tokens in a Web3 sport. Finally, when you plan on constructing a dapp that should take care of ERC20 tokens, a correct token API can prevent a ton of time and sources. With out this software, you’d must construct your personal backend infrastructure to determine the required communication. 

Introduction to the Enterprise-Grade ERC20 Token API

We already talked about that the last word ERC20 token API is delivered to you by Moralis’ Token API. Except you’ve been dwelling below a rock, odds are that Moralis is an enterprise-grade Web3 API supplier. Due to its cross-platform interoperability, Moralis bridges the event hole between Web2 and Web3. Therefore, you should use your favourite legacy dev platforms and programming languages to hitch the Web3 revolution. As well as, Moralis can also be all about cross-chain interoperability. Therefore, it helps all main programmable blockchains, which future-proofs your work as you by no means get caught to any specific chain.

Showing cross-chain compatible networks such as Ethereum, Binance, Polygon, Solana, etc.

Moralis’ ERC20 token API permits you to combine real-time token knowledge into your purposes. Amongst different options, this highly effective software provides you full entry to token costs, possession, balances, and switch knowledge throughout all main blockchains. The truth is, right here’s an inventory of probably the most outstanding out-of-the-box functionalities offered by Moralis’ Token API: 

Fetching ERC20 costs (native and USD)Fetching an ERC20 token owned by a given walletFetching ERC20 balances for a given walletFetching ERC20 transfers for a given walletSupport for all ERC20 tokensReal-time ERC20 token worth discovery and metadata

ERC20 Token API - Showing MetaMask Wallet Module and various assets.

Token API Endpoints

The entire above-listed functionalities are doable due to the next Token API endpoints:

“getTokenPrice” – To get the token worth denominated within the blockchain’s native token and USD.“getWalletTokenBalances” – To get a stability of ERC20 tokens for a particular pockets deal with.“getTokenAllowance” – To get the quantity that the spender is allowed to withdraw on behalf of the proprietor.“getWalletTokenTransfers” – To get ERC20 token transactions ordered by block quantity in descending order for a specific pockets.“getTokenTransfers” – To get ERC20 token transactions from a contract ordered by block quantity in descending order.“getTokenMetadata” – To get the metadata for a given token contract deal with (identify, image, decimals, and brand).“getTokenMetadataBySymbol” – To get the metadata for an inventory of token symbols (identify, image, decimals, and brand).

With these endpoints, you possibly can simply assist reside worth feeds, portfolio apps, transaction monitoring, possession verification, and extra. 

Shifting ahead, we’ll take a better take a look at the “getTokenPrice” endpoint, which we’ll work with within the upcoming tutorial. Nevertheless, we encourage you to make use of the token API documentation to take a look at the small print of different endpoints that you should use with the “Moralis.EvmApi.token” technique.

The “getTokenPrice” Endpoint

We’ve talked about at the very least a few instances that the “getTokenPrice” endpoint is the important thing to getting ERC20 token costs. Since we’ll be utilizing this endpoint within the subsequent part, let’s take a look at its documentation web page:

The Get Price documentation page.

The above screenshot exhibits you that the “deal with” parameter is the one required parameter. In spite of everything, the endpoint must know which good contract to give attention to. Moreover, this convenient ERC20 token API endpoint additionally helps the next non-compulsory parameters:

“chain” – The chain to question“providerUrl” – The Web3 supplier URL to make use of when utilizing the native dev chain“alternate” – Manufacturing unit identify or deal with of the token alternate“to_block” – To fetch the historic token costs (at any particular block)

Nonetheless, within the picture above, it’s also possible to see that the Moralis documentation pages allow you to test-run all endpoints. As well as, you get to pick the programming language you wish to use on the top-right facet. Then, you possibly can merely copy the code snippet from the “request” part. 

Wizard pointing at Moralis.

Instance of Easy methods to Use Moralis’ ERC20 Token API

Lastly, we get to give attention to finishing immediately’s tutorial, the place you’ll get to make use of the above-presented “getTokenPrice” ERC20 token API endpoint. Nevertheless, earlier than you sort out the three-step process outlined under, be sure you have accomplished the next stipulations:

Set up Node v.14 or greater.Put together your favourite code editor or IDE. We have a tendency to make use of Visible Studio Code (VSC).Set up your most well-liked bundle supervisor (NPM, Yarn, or PNPM).

Moralis' homepage and the Start for Free button.

Step 1: Acquire Your ERC20 Token API Key and Set up the Moralis SDK 

In case you haven’t created your free Moralis account but, accomplish that now. You should utilize the hyperlink on the high of the article or the “Begin for Free” button on Moralis’ homepage. Together with your account up and working, you’ll get to entry your admin space, the place it is advisable to copy your ERC20 token API key, a.okay.a. Web3 API key:

Step 1, click on Web3 APIs. Step 2, click on Copy your ERC20 Token API key.

We’ll present you the place to stick your API key shortly. However for now, maintain on to it and give attention to putting in the Moralis SDK. You get to try this by working one of many following instructions (relying on the bundle supervisor that you’re utilizing):

npm set up moralisyarn add moralispnpm add moralis

Step 2: Use an Instance Script That Will get ERC20 Token Worth

The next traces of code symbolize our instance “index.js” script, which correctly incorporates the “getTokenPrice” endpoint:

const Moralis = require(“moralis”).default;
const { EvmChain } = require(“@moralisweb3/evm-utils”);

const runApp = async () => {
await Moralis.begin({
apiKey: “YOUR_API_KEY”,
// …and another configuration

const deal with = “0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2”;

const chain = EvmChain.ETHEREUM;

const response = await Moralis.EvmApi.token.getTokenPrice({
deal with,



Word: In case you favor to work with TypeScript as a substitute of JavaScript, go to the documentation web page on find out how to get ERC20 token worth. There, you’ll get to repeat our instance “index.ts” script.

As you possibly can see above, by utilizing “EvmChain.ETHEREUM“, we’re specializing in Ethereum. Nevertheless, you might fetch ERC20 token costs on different supported blockchains by changing “ETHEREUM” accordingly. Moreover, “YOUR_API_KEY” instructs you to exchange that placeholder with the above-obtained Moralis Web3 API key:

Replace the Your_API_Key placeholder with your copied ERC20 token API key.

Step 3: Execute the Program and Discover the Outcomes

With the above script in place and your Web3 API key correctly inserted, you possibly can execute this system. By doing so, you’ll get to see the ends in your terminal. 

Be certain to make use of the proper command:

For JavaScript:

node index.js

For TypeScript: 

npx ts-node index.ts

Nonetheless, when you haven’t modified the above instance deal with (“0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2“), it is best to see this response:

“nativePrice”: {
“worth”: “1000000000000000000”,
“decimals”: 18,
“identify”: “Ether”,
“image”: “ETH”
“usdPrice”: 1202.4880237457774,
“exchangeAddress”: “0x1f98431c8ad98523631ae4a59f267346ea31f984”,
“exchangeName”: “Uniswap v3”

Word: Because the above worth is reside, you’ll in all probability get a unique worth.

We strongly encourage you to check the above script for different contract addresses and different EVM-compatible chains!

Exploring the Final ERC20 Token API – Abstract

In immediately’s article, you had a chance to find out about Web3 APIs and ERC20 tokens. This information got here in helpful when making an attempt to grasp what an ERC20 token API is. We additionally instructed you ways an API for ERC20 tokens could possibly be helpful. The latter was clarified once we launched you to Moralis’ Token API, a.okay.a. the last word ERC20 token API. That is the place you find out about all the present endpoints on this specific Web3 API set and what they’ll do. Final however not least, you had an opportunity to comply with our tutorial and see one in every of these endpoints – “getTokenPrice” – in motion.

If you’re critical about incorporating ERC20 tokens into your dapps, make certain to take different Token API endpoints for a take a look at run. Furthermore, chances are you’ll wish to do the identical for non-fungible tokens (NFTs), which proceed to be one of the well-liked blockchain use instances. Nonetheless, when you want some assist with constructing your first dapp, make certain to make use of the Moralis docs. However, chances are you’ll be concerned about exploring different blockchain growth subjects. In that case, the Moralis YouTube channel and our crypto weblog are glorious retailers. Among the newest articles give attention to AWS Lambda NodeJS, the Optimism community, Polygon webhooks, and far more.

Final however not least, there are numerous job alternatives within the blockchain trade, and you may enhance your probabilities of touchdown your dream crypto job by turning into blockchain-certified. Therefore, make certain to think about enrolling in Moralis Academy. As soon as on the within, you’ll be capable of select from many various programs. Nevertheless, given the newest downturn for centralized crypto exchanges, it may be the proper time to grasp DeFi.      

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