# The JavaScript SDK for Web3

Get everything you need to build your Web3 application.

## Why Developers Build With Tatum

"Tatum helps us build robust product solutions in a fraction of the time."

**Zac Barron** Product Lead at Binance

"Building a product in the crypto space is hard. Making it work reliably across chains - even harder. Tatum helped us meet our deadline."

**David Spitzer-Dulagan** CTO at Limewire

"Tatum accelerates our web3 development."

**Hitoshi Harada** Co-founder & CPO at Alpaca

## One SDK - All Blockchains

Whatever you're building, it's easiest to start and scale your app with Tatum. You get a unified abstraction layer to access all blockchains in one SDK.

[**Blockchain RPCs**\
• 130+ blockchains\
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• 200 Req/s\
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• Sub 50 ms latency\
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• 99.99% uptime\
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Learn More](/content/nodes/index.html)

[**JavaScript SDK** \
Launch projects faster than ever with a powerful SDK.](https://docs.tatum.com/docs)

npm i @tatumio/tatum

[Copy Code](/content/ppc/javascript-sdk#/index.html)

[Read Docs](https://docs.tatum.io/)

[**Crypto Price API**\
• Convert crypto-to-fiat \
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• Fetch price with CA \
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• Add crypto payments\
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Learn More](/content/exchange-rates/index.html)

[**Fee Estimation**\
• Compare fees\
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• Estimate costs\
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• Display fees instantly\
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Learn More](/content/fee-estimation/index.html)

[**NFTs**\
• Mint and deploy \
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• Manage transactions\
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• Burn and transfer\
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Learn More](/content/ppc/javascript-sdk#/index.html)

[**Web3 Notifications**\
• Easy-to-use Webhooks \
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• Transaction alerts \
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• Smart contract events\
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Learn More](/content/notifications/index.html)

[**Wallets**\
• Get balances \
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• Handle transactions\
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• Self-custodial management of user keys\
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Learn More](/content/wallets/index.html)

## Code Once, Deploy Anywhere

Tatum SDK is a unified, flexible developer tooling for building applications using 90+ blockchains. It's the go-to open source SDK for Web3.

## Speed Up Delivery With Lean Code

With the Tatum SDK you'll reduce the length of your code by at least 90% helping you launch your dApp faster.

#### Without Tatum

```javascript

```

#### Using Tatum

```javascript

```

## 90+ Supported Blockchains

#### 150M+

End Users

#### 170K+

Developers

#### $35B+

In Transaction Volume

## Gain Usage Insights, Analytics and More

Tatum gives you a powerful Dashboard to track how your app is used.

## Get in Touch

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