Across bridges and swaps tokens between supported Layer 2 networks and mainnet, with the page highlighting low-fee transfers.
Kraken Bitcoin
Kraken's kBTC token represents Bitcoin for use in DeFi networks including Ink, Unichain, Ethereum, and OP Mainnet.
About Kraken Bitcoin
Kraken Bitcoin (kBTC) is a wrapped Bitcoin token issued by Kraken. Kraken states that each kBTC is backed by an equivalent amount of Bitcoin held in its separate asset reserves, with the BTC custodied by an SPDI-chartered financial institution. The token is designed to let Bitcoin holders interact with DeFi applications on Ink, Unichain, Ethereum and OP Mainnet, with additional EVM and non-EVM networks described as planned. Kraken publishes links to the kBTC smart contracts and the custody wallet so users can check the reserve balance themselves.
Key features
- Wrapped Bitcoin token issued by Kraken
- Kraken states 1 BTC is held per 1 kBTC issued
- Usable in DeFi on Ink, Unichain, Ethereum, OP Mainnet
- Obtained by swapping BTC held in a Kraken account
- Unwrapping exchanged back to BTC in a few clicks
- Public links to smart contracts and SPDI custody wallet
Best for: Bitcoin holders with a Kraken account who want to use that BTC in DeFi applications on supported networks such as Ink, Unichain, Ethereum and OP Mainnet.
Good for
- Kraken states kBTC is fully backed by Bitcoin held in its reserves
- Reserve-checking links are published for each network contract and the custody wallet
- kBTC can be unwrapped back to BTC, according to the site
Watch out for
- kBTC cannot be bought directly; it requires BTC held in a Kraken account
- Use is limited to the listed networks, with others only announced as coming
- The reserve and backing claims rest on Kraken's own custody and disclosure
Kraken Bitcoin at a glance
- Website
- kraken.com/kbtc
- Category
- Crypto & Blockchain › DeFi Protocols
- Type
- Website
- Pricing
- Not confirmed. Check the site
- Platforms
- Web
- Open source
- Not stated
- Language
- Bengali
- Last checked
- Oct 6, 2026 · Online when checked
- Listed
- Oct 5, 2026
Kraken Bitcoin alternatives
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Magpie MegaDAO integrates DeFi protocols for yield strategies involving liquid Ethereum restaking and Bitcoin staking.
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Kraken Bitcoin FAQ
What is kBTC?
kBTC is a wrapped Bitcoin token issued by Kraken. It is backed by Bitcoin held by Kraken and intended for use on Ink, Unichain, Ethereum and OP Mainnet, with more networks planned, so Bitcoin can be used in DeFi and other onchain applications that Bitcoin does not natively support.
How is kBTC backed?
Kraken states that each kBTC token is fully backed by a corresponding amount of Bitcoin held in its separate asset reserves, with the BTC custodied by an SPDI-chartered financial institution. Kraken provides links so users can check the reserve balance.
How do I get kBTC?
kBTC is not purchased directly. You hold BTC in your Kraken account, open the portfolio page on web or mobile, choose to withdraw and select the kBTC option to swap BTC into kBTC. It can later be unwrapped back to BTC.
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