Our SDK + APIs make blockchain simple and user friendly

And they give you everything you’ll need to run your application beautifully on the blockchain.

Smart Wallet built for a Multi-Chain World

The Sequence Wallet empowers your users with a friendly and secure experience for all of Ethereum. Plus, you'll never get stuck: you and your users can easily move between chains to capitalize on the lowest gas fees and highest security.

Web & Backend SDKs

Powerful developer libraries and APIs that seamlessly integrate with Ethereum.

Audited Smart Contract Library

A standard library of audited smart contracts. Check out our Github.

Enhanced Transactions

Meta transaction support means users can batch transactions and pay for gas in the token of their choice. And, Sequence Meta transactions work with all existing contracts (without any changes required to your contracts).

Easy Minting, Transfer and Exchange of NFTs and Digital Items

Our widely-adopted ERC-1155 smart contracts help you easily create digital collectibles. Plus, enhance your capabilities with our NFT APIs for querying metadata and balances.

Social / Email Login & Recovery for Wallets

Easily sign in via Google, Facebook or other socials. No blockchain knowledge required.

Niftyswap (NFT) Market Protocol

Offer your users an ecommerce-like market experience for trading ERC-1155 tokens. Users will love instant liquidity with Niftyswap's AMM design! Build your own custom UI's — we've already built the backend for you.

Friendly Payments

Easy credit card on-ramps, and your users don’t need to own crypto to pay fees.

We're here to help

Sequence helps you build the next generation of Internet economies and experiences. Join our Discord to chat with our team.
For additional support, reach out below.

We typically respond to inquiries within 48 hours
You can also email us directly at hello@sequence.build