For much of the past decade, decentralized finance (DeFi) and traditional finance (TradFi) were framed as ideological opposites: one promising radical disintermediation through code, the other anchored in regulation, balance sheets, and institutional trust. That binary framing is no longer analytically useful. What is unfolding instead is a phase of structural convergence, where specific financial products and market infrastructures are being selectively rebuilt on blockchain rails without abandoning regulatory oversight or economic logic.

This convergence has accelerated markedly since 2024. On-chain cash instruments now approach USD 300 billion in circulation globally, including roughly USD 270 billion in stablecoins and a fast-growing segment of tokenized U.S. Treasury and money market funds (MMFs) ^[1]. At the same time, large financial institutions such as JPMorgan, BlackRock, Citi, and BNY Mellon have moved beyond pilots toward production-scale tokenization and on-chain settlement networks.

The passage of the U.S. Guiding and Establishing National Innovation for U.S. Stablecoins (GENIUS) Act in 2025 further reduced legal uncertainty, giving federally regulated banks a clear framework to issue, hold, and transact with stablecoins. Although the U.S. GENIUS Act provides a clearer domestic framework, global regulatory coordination remains in its early stages. Differences in rules across jurisdictions—particularly between the United States, the European Union, and major Asian markets—continue to pose material challenges for cross-border integration.

The central question for technology investors and industry observers is therefore not whether DeFi and TradFi will converge, but which financial products are already proving capable of being "chain-changed"—that is, reimplemented on blockchain infrastructure in ways that deliver measurable efficiency, transparency, and scalability benefits.

1.From Ideological Disruption to Hybrid Finance

Early DeFi experimentation focused on replacing banks and intermediaries outright, often underestimating the importance of governance, compliance, and systemic risk management. The market dislocations of 2022–2023 exposed these weaknesses and catalyzed a strategic pivot. Today’s dominant trajectory is hybrid finance: combining blockchain-based settlement, smart contracts, and tokenization with regulated entities, permissioned access, and legal enforceability.

Industry surveys suggest that this shift is broad-based. Research synthesized by Paradigm and PANews indicates that more than two-thirds of traditional financial institutions are actively researching or investing in DeFi-related infrastructure, with nearly 90% exploring public permissionless blockchains rather than proprietary ledgers. The motivation is pragmatic rather than ideological: existing financial infrastructure remains labor-intensive, fragmented, and slow to settle, especially across borders. DeFi-derived architectures offer a path to reduce reconciliation costs, automate compliance, and operate continuously.

2.Stablecoins: The Primary Bridge Between DeFi and Banking

2.1Regulated Digital Cash Gains Institutional Legitimacy

Stablecoins have emerged as the most mature and systemically relevant product at the TradFi–DeFi interface. Designed to maintain a 1:1 peg with fiat currencies or other low-volatility assets, stablecoins function as programmable digital cash. In 2024 alone, stablecoins processed an estimated USD 32 trillion in transaction volume, equivalent to roughly 3% of global cross-border payments ^[2].

The GENIUS Act represents a regulatory inflection point. For the first time, federally regulated U.S. banks are explicitly permitted to hold stablecoins on their balance sheets, subject to reserve, disclosure, and supervisory requirements. This legal clarity addresses long-standing institutional concerns around custody, consumer protection, and systemic risk. Unsurprisingly, major banks including JPMorgan Chase, Bank of America, Deutsche Bank, Citi, and BNP Paribas have publicly explored or announced stablecoin initiatives ^[3].

2.2Payments, Settlement, and Treasury Operations

The appeal of stablecoins lies not in speculative yield, but in settlement efficiency. Traditional cross-border bank transfers can take multiple days to complete and often come with fees of 6% or more. In contrast, stablecoin transfers are settled directly on decentralized ledgers, typically within seconds and at a significantly reduced cost. Visa has described regulated stablecoins as a potential foundation for next-generation global payments infrastructure, particularly for corporate treasury and interbank settlement use cases ^[4].

3.Tokenized Money Market Funds and On-Chain Collateral

3.1Cash Management as Software

Tokenized MMFs represent the next layer of convergence beyond stablecoins. Products such as BlackRock’s BUIDL fund and Franklin Templeton’s OnChain U.S. Government Money Fund tokenize claims on short-term U.S. Treasuries and cash-equivalent instruments. By 2025, tokenized MMFs collectively held several billion dollars in assets, growing at triple-digit annual rates ^[1].

The innovation is operational rather than financial. On-chain MMFs enable near-instant subscription and redemption, automated dividend distribution via smart contracts, and continuous transparency of ownership. Importantly, these tokenized fund shares can be pledged as collateral in on-chain or hybrid repo markets while continuing to accrue yield.

3.2Institutional Collateral Networks

JPMorgan’s Onyx and Kinexys platforms illustrate how tokenized MMFs are being integrated into wholesale markets. Institutional clients can post tokenized MMF shares as collateral for intraday liquidity and repo transactions, compressing settlement cycles and reducing capital inefficiency. JPMorgan reports that its tokenization networks have processed more than USD 1.5 trillion in cumulative transaction volume, underscoring that these are no longer experimental systems.

4.Deposit Tokens: Bank-Issued Money on Blockchain Rails

4.1A Distinct Model from Stablecoins

Alongside stablecoins, banks are developing deposit tokens—tokenized representations of commercial bank deposits issued by regulated institutions. Unlike stablecoins, which are often issued by non-bank entities, deposit tokens remain fully embedded within the traditional banking system and benefit from existing deposit insurance and supervisory regimes.

JPMorgan’s JPM Deposit Token (JPMD) and DBS Bank’s multi-currency Treasury Tokens exemplify this approach. These instruments enable instant, programmable settlement across borders while embedding know-your-customer (KYC) and anti-money-laundering (AML) controls directly into transaction logic. Industry estimates suggest that large banks could save on the order of USD 150 million annually for every USD 100 billion in deposits by migrating internal and cross-border flows to tokenized deposit infrastructure.

5.Beyond Cash: Tokenized Bonds and Real-World Assets

5.1Incremental but Strategic Progress

Tokenization efforts are also extending into bonds and other real-world assets (RWAs). Sovereign and corporate issuers in Europe and Asia have launched tokenized bond programs under existing securities frameworks. Hong Kong’s tokenized green bond issuances and the European Investment Bank’s digital bonds illustrate how distributed ledgers can streamline issuance, settlement, and lifecycle management without altering credit risk or investor protections.

Meanwhile, DeFi-native protocols such as MakerDAO have begun incorporating tokenized bonds and real estate into stablecoin collateral pools, broadening the asset base and reducing reliance on crypto-native collateral. These developments suggest a gradual convergence rather than a wholesale migration of capital markets on-chain.

6.What Has Not Yet Been Successfully Chain-Changed?

Despite progress, important boundaries remain. Fully decentralized, uncollateralized credit, algorithmic stablecoins, and complex derivatives continue to face structural and regulatory obstacles. Products that rely heavily on discretionary risk assessment, legal interpretation, or human judgment are difficult to encode reliably into smart contracts.

The lesson is that blockchain excels at rule-based, collateralized, and settlement-intensive functions. It is less suited to replacing institutional decision-making or regulatory accountability.

The convergence of DeFi and traditional finance is best understood as an infrastructure modernization cycle. The products that are being successfully chain-changed—stablecoins, tokenized MMFs, on-chain repos, deposit tokens, and select capital market instruments—share a common feature: blockchain materially improves how they operate without undermining regulatory or economic foundations.

For technology investors and financial institutions, the implication is clear. Value is accruing not to the most radical visions of decentralization, but to disciplined integration efforts that align programmable settlement with institutional trust. The future of finance will not be purely decentralized or purely traditional—it will be hybrid, and it is already taking shape. At the same time, this integration process still faces multiple tests, including technical interoperability, regulatory fragmentation, and long-term market acceptance. Its ultimate structure and the pace of widespread adoption remain uncertain and will depend on both policy coordination and real-world performance.

Disclaimer：

This article solely presents an analysis of industry trends and a discussion of technologies based on publicly available information. It does not constitute any form of investment, legal, or financial advice. All financial products, technological solutions, and regulatory developments mentioned in this article are highly complex and involve risks. Readers should conduct independent research and consult qualified professional advisors before making any decisions. The author and the publishing platform shall not be held responsible for the consequences of any actions taken based on the content of this article.

About the author:

Elena Sterling is a strategic analyst dissecting the integration of decentralized finance and traditional banking. Her research centers on the regulatory and technical inflection points—such as the GENIUS Act and the rise of deposit tokens—that are reshaping the plumbing of global finance.

By tracing the flow of institutional capital into on-chain instruments like tokenized Treasuries, she maps the pragmatic hybrid future taking shape beyond the hype cycles. Her analysis is built for those who need to separate signal from noise in the migration of multi-trillion-dollar markets onto new infrastructure.

References：

[1] McKinsey & Company. (2024). Tokenization: A digital-asset disruptor in financial services.

[2] Bank for International Settlements. (2023). Annual Economic Report 2023.

[3] Reuters. (2025). Major banks explore issuing stablecoins pegged to G7 currencies.

[4] Visa. (2025). Expanding stablecoin settlement support.