Build Crypto Applications Fast

Our API connects you to hundreds of coins and tokens.
We handle the hard part of creating crypto payments.

ONCHAIN.IO Crypo Currency API

One API Hundreds of coins

We are actively adding new coins all the time. Contact us to add your currency

ERC20

Support for all ERC20 token contracts.

No limitations on which tokens you can use.

ERC20

Single and Multi signature

For currencies with multi signature support.

ERC20

Balances, history and payments.

Everything you need to manage funds for your clients.

ONCHAIN.IO Crypo Currency API

ONCHAIN.IO API Benefits

Leverage our scalable reliable node infrastructure

Save on DevOps hosting and maintenance costs. We manage all the issues with node infrastructure.

Reduce your application dependencies and libraries

We manage the library bloat associated with crypto projects away from your application.

We manage security patches and upgrades.

No need to track for patches and upgrades. We follow the projects and upgrade when needed.

ONCHAIN.IO Co-Signings

Our multi-signature wallets allow you to keep control of your cryptocurrencies with the concept of a co-signer. We are able to place limits on transfers and ensure wallets only send to cold wallet addresses.

ONCHAIN.IO Crypo Currency API

Multisig Receive Wallets

We generate user addresses for all currencies and give you the ability to sweep all funds into your cold wallets. We provide notifications on cleared deposits across all supported currencies.

ONCHAIN.IO Crypo Currency API

Multi Signature Send Wallets

We generate user addresses for all currencies and give you the ability to sweep all funds into your cold wallets. We provide notifications on cleared deposits across all supported currencies.

ONCHAIN.IO Crypo Currency API

OnChain as a Cosigner

We can be a co-signer for your send and receive wallets. This takes one signature outside your organisation and infrastructure for added security. You can then manage limits and send velocity through our management console.

Support for over 40 programming languages

ONCHAIN.IO Crypo Currency API

OnChain uses the OPEN API 3.0.0 specification so we build thin client libraries for your application.

ERC20

New Age Of REST APIs

OPEN API provides a common framework of communication, and grounds us in picking the right tools.

ERC20

Open Source Tooling

All Open API code generation tools and utilities are open source and available on GitHub.