DeFi

Spark (SPK) and Aave are both decentralized lending protocols, but they differ significantly in positioning and yield models. Aave is a general-purpose lending protocol built for the open market and supports lending across many assets, while Spark mainly serves stablecoin liquidity and yield management within the Sky ecosystem. Aave places greater emphasis on cross-asset lending markets, while Spark focuses more on improving stablecoin capital efficiency and building a closed yield loop within its ecosystem. Understanding these differences can help users choose the right DeFi lending protocol based on their risk preferences and yield needs.

Spark is an important lending and yield protocol in the Sky ecosystem, mainly providing stablecoin users with on-chain lending, yield generation, and liquidity management services. As key infrastructure connecting the Sky stablecoin system with the DeFi yield market, Spark improves capital utilization through products such as SparkLend, while using the SPK token to support governance and value distribution. As demand for stablecoin yields grows, Spark is becoming an important engine for expanding capital efficiency and protocol revenue within the Sky ecosystem.

SparkLend is the core lending market within the Spark protocol. It allows users to deposit stablecoins to earn interest and enables borrowers to borrow funds by providing collateral. Its yields mainly come from borrower interest and are adjusted automatically through an algorithmic interest rate model that balances capital supply and demand. As a key liquidity infrastructure in the Sky ecosystem, SparkLend not only improves the utilization rate of stablecoin capital but also provides a source of protocol revenue, making it a core module in Spark’s yield loop.

PYUSD, USDT, and USDC are among the major U.S. dollar stablecoins in today’s market. All three aim to maintain price stability by pegging their value to the U.S. dollar, but they differ significantly in issuer, reserve mechanism, regulatory compliance, and use cases. USDT has the largest market liquidity and trading usage, USDC is known for high transparency and strong regulatory compliance, while PYUSD relies on PayPal’s payment ecosystem and has meaningful potential in payment applications.

PayPal launched PYUSD primarily to expand its digital payment infrastructure and capture the digital dollar payments market amid the rapid growth of stablecoins. By issuing a stablecoin backed by U.S. dollar reserves, PayPal can improve cross border payment efficiency while connecting traditional payment networks with the blockchain finance ecosystem. PYUSD is an important part of PayPal’s digital finance strategy. Its launch not only strengthens PayPal’s competitiveness in the global payments market, but also signals that stablecoins are beginning to move more quickly into mainstream payment systems.

PayPal USD (PYUSD) is a U.S. dollar stablecoin launched by PayPal. It is issued by Paxos Trust Company and backed by reserves of U.S. dollar deposits and short term U.S. Treasury securities, allowing it to maintain a 1:1 peg to the U.S. dollar. Built on Ethereum as an ERC-20 token, PYUSD can be used for payments, transfers, and digital asset settlement. As a major step by a traditional payments giant into blockchain finance, PYUSD not only strengthens the potential use of stablecoins in payment scenarios, but also helps move stablecoins closer to the mainstream financial system.

The Aave crisis has prompted a coordinated rescue across the DeFi sector. This article breaks down DeFi United’s funding structure, risk transmission mechanisms, and governance challenges, examining whether regular users will end up shouldering the final burden.

THORChain and traditional cross-chain bridges are both important pieces of infrastructure for enabling cross-chain asset movement, but they differ significantly in how they work and where they are best used. Traditional cross-chain bridges mainly transfer assets by locking them and minting wrapped assets, while THORChain enables direct swaps between native assets through RUNE liquidity pools, without requiring wrapped assets. Compared with the traditional bridge model, THORChain has unique advantages in native asset swap efficiency and liquidity integration, though the two approaches differ in their security models and suitable use cases.

RUNE is the core token of the THORChain network, serving key functions in the cross-chain liquidity protocol, including transaction settlement, node bonding, and liquidity incentives. All cross-chain asset swaps use RUNE as an intermediary settlement asset, while validator nodes must bond RUNE to secure the network. Liquidity providers also receive rewards through RUNE. As THORChain’s cross-chain trading volume and liquidity grow, demand for RUNE increases as well. Its source of value is closely tied to protocol usage, making RUNE the core value carrier in THORChain’s economic model.

THORChain enables direct cross-chain swaps between native assets such as BTC and ETH through liquidity pools and RUNE as an intermediary settlement asset. Users do not need to wrap BTC into WBTC or rely on centralized exchanges. Instead, they complete the cross-chain transaction through a two-step swap path: BTC → RUNE → ETH. With its node validation network and decentralized liquidity pools, THORChain provides a more efficient solution for cross-chain asset movement and has become an important part of today’s cross-chain DeFi infrastructure.

THORChain (RUNE) is a decentralized cross-chain liquidity protocol that allows users to swap native assets such as BTC and ETH directly, without using wrapped assets or relying on centralized exchanges. RUNE is the core token of the protocol, supporting liquidity settlement, node bonding, and network incentives. As the multichain ecosystem continues to grow, THORChain is becoming an important part of cross-chain DeFi infrastructure, while the value of RUNE is closely tied to protocol usage and liquidity growth.

The OriginTrail (TRAC) tokenomics model is a network incentive and value distribution system built around the TRAC token. It is designed to support the operation of the Decentralized Knowledge Graph (DKG), data services, and participant coordination. As the core utility token of the OriginTrail network, TRAC is used across multiple key areas, including data publishing, node operation, query services, and governance participation.

OriginTrail DKG, or Decentralized Knowledge Graph, is a decentralized data network that combines knowledge graphs with blockchain. It is designed to enable data discoverability, verifiability, and ownership management. As Web3 and AI demand more high-quality data, DKG is increasingly used to build the infrastructure for the “Verifiable Internet,” allowing data not only to be stored, but also to be structurally understood and used with trust.

The Terra Classic (LUNC) burn mechanism is a deflationary mechanism that permanently removes a portion of tokens from circulating supply through on-chain rules. It is used to reduce the total supply of LUNC and influence its economic model. As the Terra ecosystem rebuilds after structural changes, the LUNC burn mechanism has been widely applied to transaction taxes, community proposals, and on-chain activity. At its core, it is a design that uses network activity to drive supply reduction.

The Terra Classic (LUNC) tokenomics model is a system of supply, distribution, incentives, and deflationary mechanisms built around its native token, LUNC. It is designed to support network operations, governance, and value transmission. After the Terra ecosystem underwent major structural changes and began reorganizing, LUNC’s token model shifted from a “stablecoin minting-driven” model to a “deflationary and community-driven” model, and it is now used in areas such as transactions, staking, and governance.From a market perspective, the core issue currently facing Terra Classic (LUNC) is its extremely high circulating supply and the inflationary structure left over from its history. As a result, the focus of its tokenomics is no longer expansion, but supply contraction through its burn mechanism and governance adjustments, while still preserving the network’s basic functions. From the perspective of blockchain and digital assets, LUNC is a typical example of a “post-crisis reconstruction token model.” Its ec