Open-source firmwareShips to anywhere11 native chains + all EVM tokensFree firmware updates for lifeSince 2014Fully auditable hardwareTHORChain swaps built-inOpen-source firmwareShips to anywhere11 native chains + all EVM tokensFree firmware updates for lifeSince 2014Fully auditable hardwareTHORChain swaps built-in
← SUPPORTED ASSETS
API3

Ethereum

API3

API3SUPPORTED

Secure API3 (API3) with your KeepKey hardware wallet. Private keys are generated and stored offline, and every API3 transaction is verified on the device screen before it is signed.

Platform Support

KeepKey Hardware WalletYES
Vault Desktop AppYES
Built-in DEX swapsYES

Asset Information

SymbolAPI3
NetworkEthereum

CAIP

eip155:1/erc20:0x0b38210ea11411557c13457d4da7dc6ea731b88a

Why KeepKey for API3

Cold storage done right.

Open Source

Firmware and software are publicly auditable on GitHub. No black boxes, no hidden code.

Built-in Swaps

Trade API3 directly from your hardware wallet without exposing your private keys.

On-device Signing

Every API3 transaction is verified on the device display before broadcast.

Secure your API3

KeepKey Hardware Wallet

$59.95

Store, send, and receive API3 from a device that never exposes your private key.

Learn more
FREE SHIPPING·LIFETIME UPDATES·OPEN SOURCE
API3 (API3) Wallet — KeepKey Hardware Wallet | KeepKey Hardware Wallet