The royal standard
of digital dollars.
Each USDK is pegged 1:1 to the US dollar and fully backed by a diversified reserve — 40% US dollars, 30% physical gold, and 30% USDT. The stability of the dollar, fortified by the oldest store of value on Earth.
Engineered to hold its crown.
Deposit & mint
Deposit dollars and mint exactly one USDK for each — instantly. Every token is fully backed by US dollars, physical gold, and USDT held with regulated custodians. No fractional reserves, no leverage, ever.
Hold the peg
Instant redemption and open-market arbitrage anchor USDK to $1.00. The reserve blends US dollars for liquidity, physical gold for resilience, and USDT for on-chain depth — so the peg holds in every market.
Redeem anytime
Burn USDK and reclaim your dollars 1:1, any hour of any day. Your claim on the reserve is absolute — and always honoured.
Backed by dollars. Anchored in gold.
Every USDK is reserved 1:1 across a diversified basket — 40% US dollars for liquidity, 30% allocated physical gold for resilience, and 30% USDT for on-chain depth. Independently attested every month and verifiable on-chain in real time, our reserves are open for anyone to inspect — down to the last dollar.
View live attestationThe currency of a growing kingdom.
USDK is the native currency of Polking — a fast-growing kingdom of products and assets. As Polking expands, USDK stays at its center: the stable unit of account powering payments, lending, and treasury across every realm.
Polking AI Agents
Autonomous agents that transact, settle, and manage treasury — natively in USDK.
King Chain
The high-throughput settlement layer beating at the heart of the kingdom.
King Swap
Deep, low-slippage liquidity for USDK and every ecosystem asset.
King Perpetual
On-chain perpetuals and leverage, margined and settled in USDK.
Available across the realm.
One USDK, one standard — live today on Ethereum, Polygon, and BNB Smart Chain, with King Chain arriving soon as its native home.
King Chain
Native HomeThe native settlement layer for USDK — sub-second finality and gasless transfers across the entire Polking Ecosystem.
