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What Is THORChain?

THORChain is a decentralized liquidity protocol built on the Cosmos SDK that enables users to swap native assets across different blockchains without relying on wrapped tokens, centralized intermediaries, or traditional bridges. When you swap Bitcoin for Ethereum on THORChain, you receive actual native BTC and ETH; the protocol manages vaults on each connected chain to facilitate these swaps directly. This native-asset approach reduces the smart contract risk and centralization concerns associated with wrapped tokens and cross-chain bridges, which have historically been major targets for exploits. It does not remove all risk, however: THORChain's own vaults are secured by a threshold signature scheme, and a cryptographic vulnerability in that scheme was exploited in May 2026 (see the Latest News section below).

THORChain was conceived in 2018 during a Binance hackathon and developed by a pseudonymous team. The protocol launched its mainnet (called "Chaosnet") in April 2021 and has progressively added support for more chains over time. Currently supported chains include Bitcoin, Ethereum, BNB Chain, Avalanche, Cosmos Hub (ATOM), Dogecoin, Bitcoin Cash, Litecoin, and Solana. The protocol has also been working on privacy chain integrations including Monero (XMR) and Zcash (ZEC), which are targeted for mainnet deployment in 2026.

The core mechanism enabling cross-chain swaps is the Continuous Liquidity Pool (CLP) system. Every supported asset is paired with RUNE in a dedicated liquidity pool. When a user wants to swap BTC for ETH, the swap is executed as two sequential transactions: first, BTC is swapped for RUNE in the BTC/RUNE pool, then RUNE is swapped for ETH in the ETH/RUNE pool. This dual-pool design means RUNE acts as a universal settlement asset, and every pool shares a common base. Liquidity providers deposit assets into these pools and earn trading fees proportional to their share of the pool's liquidity.

RUNE serves four critical functions within the THORChain ecosystem. First, it is the settlement asset in every liquidity pool, paired 1:1 in value with external assets. Second, it provides network security through "Proof of Bond," where node operators must bond RUNE worth at least 1.5 times the value of the assets in the pools they secure. If a node misbehaves or attempts to steal funds, its bond is slashed. Third, RUNE is used for governance signaling, where node operators vote on protocol parameters. Fourth, RUNE serves as the incentive mechanism, rewarding both node operators and liquidity providers.

The tokenomics are designed to create a deterministic relationship between network value and RUNE's value. Because every pool requires a 1:1 ratio of RUNE to external assets, and node operators must bond at least 1.5x the pooled value, the protocol targets an "Optimal State" where 67% of all RUNE is bonded by validators and 33% is in liquidity pools. A dynamic mechanism called the Incentive Pendulum adjusts rewards between validators and liquidity providers to maintain this balance. If too much RUNE is bonded (making pools thin), more rewards flow to LPs. If too much is pooled (weakening security), more rewards flow to validators. RUNE launched with a maximum supply of 500 million tokens, but that cap is no longer the effective ceiling: a governance decision (ADR-023) burned roughly 65 million RUNE from the Protocol Reserve, and total supply has since fallen to around 354 million and continues to decline as ongoing revenue burns take effect.

THORChain uses slip-based fees rather than fixed fees. This means that larger swaps relative to pool depth pay proportionally higher fees, which protects liquidity providers from impermanent loss caused by large trades and incentivizes deep liquidity. The fee model also makes the protocol resistant to sandwich attacks and other MEV-style exploits that plague AMMs with fixed fee structures.

The protocol pioneered several additional features, including Savers Vaults (single-sided yield on native BTC, ETH, and other assets without impermanent loss exposure), Streaming Swaps (breaking large swaps into smaller sub-swaps over time for better execution), and a Lending protocol. However, the Savers and Lending products faced significant challenges in early 2025, resulting in a financial restructuring (detailed in the Latest News section below).

Getting Started With THORChain

Interacting with THORChain typically means using one of its supported front-end interfaces to perform cross-chain swaps or provide liquidity:

  1. Step 1: Choose a THORChain-compatible interface. Popular options include THORSwap, Asgardex (the reference desktop client), and ShapeShift. Ledger Live also integrates THORChain swaps directly.
  2. Step 2: Connect your native wallets for the chains you wish to swap between. For example, connect a Bitcoin wallet and an Ethereum wallet if you want to swap BTC for ETH.
  3. Step 3: Select your input and output assets, enter the amount, and review the quote including fees and estimated execution time.
  4. Step 4: Confirm the swap transaction. For Bitcoin swaps, finality typically takes 10-30 minutes depending on Bitcoin block confirmations.
  5. Step 5: To provide liquidity, deposit either a single asset or a symmetric pair (asset + RUNE) into a pool through the same interfaces.

Users do not need to hold RUNE to perform swaps; the RUNE settlement happens internally within the protocol. However, holding RUNE is necessary to provide symmetric liquidity or to participate in the ecosystem as a node operator.

How to Get a THORChain Wallet?

Since THORChain is a Cosmos SDK-based blockchain, RUNE (native) can be stored in Cosmos-compatible wallets. Earlier in the project's history, RUNE also circulated as an ERC-20 token on Ethereum and a BEP-2 token on Binance Chain. These were legacy formats used before the native chain launched; native RUNE on the THORChain network is the canonical asset today, and holders of any legacy balances should confirm the current migration status directly with the project rather than assume an upgrade path is still open:

THORSwap Keystore / XDEFI Wallet

THORSwap offers a built-in keystore wallet, and XDEFI (now Ctrl Wallet) is a multi-chain browser extension wallet designed specifically for cross-chain DeFi. Both support native RUNE and allow direct interaction with THORChain's liquidity pools.

Ledger Hardware Wallet

Ledger supports native THORChain (RUNE) and can be used with THORSwap or Asgardex for secure transaction signing. This is the recommended option for securing significant RUNE holdings or LP positions.

Keplr Wallet

As a Cosmos SDK chain, THORChain can be accessed via Keplr wallet for basic token transfers and staking. Add the THORChain network manually or through chain registry integrations.

Trust Wallet

Trust Wallet supports native RUNE on the THORChain network, which is the canonical form to hold. It may also display legacy BEP-2 or ERC-20 RUNE balances, but those older formats are deprecated; for full THORChain functionality, use native RUNE on the THORChain network.

THORChain Resources

How to Buy THORChain?

RUNE can be acquired on both centralized and decentralized platforms:

Centralized Exchanges

RUNE is listed on Binance, Kraken, Bybit, KuCoin, and Gate.io among others. Most exchanges offer RUNE/USDT pairs. When withdrawing, check which network the exchange supports for RUNE withdrawals (native THORChain, BEP-2, or ERC-20). Native THORChain withdrawals are preferred.

Decentralized Exchanges

You can acquire RUNE directly on THORChain itself by swapping any supported native asset (BTC, ETH, AVAX, etc.) for RUNE through THORSwap or other THORChain interfaces. This is fitting, as using the protocol's own swap functionality to acquire its native token is perhaps the most decentralized approach possible.

RUNE is also available on Ethereum DEXs like Uniswap (ERC-20 version) and on Osmosis (as a Cosmos IBC token), though the native THORChain version is recommended for full protocol participation.

Latest THORChain News

THORChain faced its most significant challenge in January 2025 when it suspended THORFi services (Savers and Lending) due to approximately $200 million in BTC and ETH-denominated liabilities that the protocol could not cover. The insolvency stemmed from $97 million in lending obligations and approximately $102 million tied to savers and synthetic assets. The crisis was caused by RUNE's price underperformance relative to BTC and ETH, which created a downward spiral for these products since lent collateral was sold for RUNE. In response, the community passed a restructuring plan introducing the TCY (THORChain Yield) token, a fixed-supply 210 million token representing dollar-denominated claims. TCY holders who stake their tokens receive a pro rata share of 10% of THORChain swap fees, paid in perpetuity. Importantly, this solution avoided minting additional RUNE.

In May 2026, THORChain suffered the most serious security incident in its history. On 15 May 2026, an attacker exploited a cryptographic zero-day in the GG20 threshold signature scheme that secures the network's vaults. A node operator that had joined the network only two days earlier gradually harvested keyshare components and reconstructed the private key of a single Asgard vault, draining roughly $10.7 million. The network was halted in response and did not resume trading until 22 June 2026, an outage of about five weeks. Remediation shipped in the v3.19.0 release, adding compromised-vault quarantine and additional keyshare checks. The GG20 scheme is the signing technology in which the vulnerability was found, not an attacker or a standalone event.

The protocol returned to normal operation after the restart. Its own Q2 2026 quarterly report, published in July 2026, recorded roughly $2.06 billion in swap volume, about 1.2 million swaps, and $2.37 million in fees collected over the quarter, achieved despite the multi-week outage. On the supply side, governance decision ADR-023 burned approximately 65 million RUNE from the Protocol Reserve during the quarter, cutting total supply toward 354 million. Earlier in 2026, the protocol restored Solana swaps through the v3.16 upgrade, and privacy chain integrations for Monero (XMR) and Zcash (ZEC) remain in progress toward a future mainnet deployment rather than being live. The protocol also faced scrutiny in January 2026 when funds from a $282 million hack were laundered through THORChain and converted to Monero, raising regulatory concerns about the protocol's permissionless nature and its use in illicit transactions.