Exchanges Developing Their Own Blockchains: Strategic Rationales, Risks, and the Evolution of the Cryptoasset Market

Sercan Koç

Founder

September 18, 2025

15 min read

Introduction

The digital asset economy has entered a transformative phase with major centralized cryptocurrency exchanges launching their own proprietary blockchains. This trend, led by industry giants such as Binance (BNB Chain), Coinbase (Base), and Crypto.com (Cronos), represents a fundamental strategic axis shift—transforming exchanges from mere market intermediaries into vertically integrated, sovereign economic platforms.

The creation of exchange-led blockchains is a calculated move to capture the entire digital asset value chain. This strategy aims to create powerful and defensible “walled gardens” that significantly boost user retention and generate new revenue streams well beyond simple trading fees. The key to achieving this goal lies in transforming the exchange’s native token from a simple loyalty point mechanism used for fee discounts into a foundational economic asset utilized for transaction fees (gas), network security (staking), and on-chain governance. By doing so, exchanges effectively become the central banks and economic planners of their emerging digital nations.

However, this vertical integration also brings profound challenges and risks. The architectural design of these blockchains deliberately compromises decentralization in favor of high performance and low transaction costs—features essential for mass-market adoption. This concentration of power creates single points of failure. When a single entity assumes the roles of exchange, custodian, network operator, and market maker, it constitutes a structure that would be rigorously regulated in traditional financial markets and naturally leads to significant and inherent conflicts of interest.


1. Strategic Imperative: From Trading Platforms to Sovereign Economies

The decision by major cryptocurrency exchanges to invest significant capital and resources in developing their own blockchain networks goes far beyond a simple diversification strategy. It is a fundamental redefinition of their business models, driven by a strong strategic logic aimed at establishing market dominance by creating self-sufficient, vertically integrated economic ecosystems.

1.1. Evolution of the Exchange Token: From Loyalty Point to Sovereign Asset

The journey of the exchange token from a simple utility to a foundational blockchain asset lies at the heart of understanding the strategic logic of exchange-led chains. This transformation elevates the token from a tactical customer retention tool to a strategic instrument of economic policy.

Starting Point – Utility Token Model

Initially, exchange tokens were designed for a narrow purpose such as incentivizing trading activity on the centralized exchange (CEX) platform. For instance, the original 2017 whitepaper for Binance Coin (BNB) clearly stated that the token’s primary use case was to pay exchange, withdrawal, and listing fees on the platform at a significant discount. In this model, the token’s value is almost entirely tied to the trading volume and success of the CEX.

Transformation – Becoming a Foundational L1/L2 Asset

The launch of a proprietary blockchain—whether a Layer 1 (L1) like BNB Smart Chain or a Layer 2 (L2) like Coinbase’s Base—fundamentally alters this dynamic. The native token breaks free from its limited role and is redefined as the core economic lifeline of an entire open ecosystem. Its utility expands exponentially, becoming indispensable for all on-chain activities:

  • Medium of Exchange (Gas). The token becomes the mandatory currency for paying transaction fees on the new blockchain. This creates a persistent, non-speculative demand for the token that is tied not to the CEX’s trading volume, but to the overall economic activity of the ecosystem.

  • Network Security (Staking). In networks using Proof-of-Stake (PoS) or its variants, the native token becomes the asset that validators must “stake” or lock up as collateral to secure the network and confirm transactions. This turns the token into a yield-generating, productive capital asset.

  • Governance. The token often grants governance rights, allowing holders to vote on protocol upgrades, parameter changes, and allocation of ecosystem funds.

1.2. The Economics of Vertical Integration: Capturing the Entire Value Chain

The move to launch proprietary blockchains is a textbook vertical integration strategy, driven by strong economic incentives to control and monetize every layer of the value chain. By operating its own blockchain, an exchange can extract value at every stage of the user journey:

  • On-Ramp and Custody: The user begins by depositing fiat currency into the CEX; the CEX acts as the primary gateway and custodial service provider.

  • Trading: The user engages in asset trading on the CEX, generating fee revenue for the exchange.

  • On-Chain Activity: The user bridges assets to the exchange’s proprietary blockchain to interact with dApps. Every transaction on this chain generates gas fees paid in the native token, which adds value to the ecosystem and its stakeholders (including the exchange itself).

  • Off-Ramp: The user eventually transfers assets back to fiat currency via the CEX.

This vertically integrated model creates an extremely “sticky” ecosystem. The seamless integration between the CEX and its proprietary chain significantly lowers the barrier for users to enter the on-chain world, while simultaneously raising the exit barriers from the ecosystem. This creates a strong and defensible competitive advantage that allows the exchange not only to retain its existing customers, but also to extract a disproportionate share of value from their on-chain economic activity.

1.3. Case Study: Divergent Strategies

BNB Smart Chain (BSC): Sovereign L1 Strategy:

Binance’s approach is an archetypal example of creating a sovereign competitor to other L1s such as Ethereum. Launched in 2020, the EVM-compatible BNB Smart Chain (BSC) was explicitly designed to offer a high-throughput, low-cost alternative for DeFi and dApp development at a time when Ethereum was struggling with high gas fees and congestion.

Base (Coinbase): L2 On-Ramp Strategy

Coinbase pursued a fundamentally different strategy with Base. Instead of creating a competing L1, Base was launched as an L2 rollup built on the open-source OP Stack, which settles transactions on the Ethereum mainnet. Coinbase’s stated goal is not to replace Ethereum, but rather to “bring the next billion users onchain” by creating a seamless and trustworthy on-ramp from its centralized platform to the broader decentralized ecosystem. Crucially, Coinbase opted not to issue a new native token for Base, instead using ETH for gas fees.

Cronos (Crypto.com): Interoperability Hub Strategy

Crypto.com’s Cronos chain represents a hybrid approach. It is an EVM-compatible L1 but built using the Cosmos SDK, a framework designed to create interoperable blockchains. This unique architecture enables Cronos to support the Inter-Blockchain Communication (IBC) protocol, allowing it to interact and transfer assets not only with Ethereum-based environments but also across the entire Cosmos chain ecosystem.


2. The Architect’s Dilemma: Performance, Centralization, and Conflicts of Interest

While the architectural design of exchange-led blockchains may be a masterpiece of pragmatic engineering, it is also a work of compromise. These networks, characterized by high speed and low cost in pursuit of a user experience that can attract mainstream adoption, make deliberate and significant trade-offs—most notably in the dimension of decentralization.

2.1. The Scalability Trilemma in Practice: Sacrificing Decentralization for Speed

The “blockchain trilemma” is a foundational concept suggesting that it is extremely difficult for a blockchain to simultaneously optimize for three core attributes—decentralization, security, and scalability. Whereas neutral public blockchains like Ethereum have historically prioritized decentralization and security, exchange-led chains make a clear choice to prioritize scalability in service of their business objectives. This is primarily achieved through the design of consensus mechanisms that limit participation to a small, permissioned group of validators.

BNB Chain’s Proof-of-Staked-Authority (PoSA) Mechanism

The network is secured by a small and permissioned validator group, initially consisting of 21 validators with plans to expand to 41. This limited validator set is the key to the network’s performance; since fewer nodes need to reach consensus, blocks can be produced much faster and can include more transactions. However, this performance comes directly at the expense of decentralization. The small number of validators and high entry barriers (a minimum of 10,000 BNB to be a candidate) concentrate network control and validation power in the hands of a few large entities.

Base’s Centralized Sequencer

As an Optimistic Rollup, Base currently relies on a single centralized sequencer operated by Coinbase to perform critical functions such as receiving user transactions, ordering them, and batching them for submission to Ethereum L1. While the final security of these transactions is guaranteed by Ethereum, the real-time operation of the Base network and the sequencing of transactions are controlled by a single entity. This centralization provides extreme efficiency and low fees but also creates a single point of control, failure, and potential censorship.

2.2. Inherent Conflict of Interest: Gatekeeper, Custodian, and Network Operator

The vertically integrated model in which a single corporate entity operates the exchange, brokerage, clearing, custody, and the underlying blockchain network creates a web of conflicts of interest that would be indefensible in traditional financial markets. The collapse of FTX was a direct result of the opaque and conflict-ridden relationship between the exchange and its affiliated trading firm, Alameda Research. Specific conflicts of interest present in the exchange-led blockchain model include:

Preferential Treatment and Listing Decisions 

The exchange has a strong and direct financial incentive to prioritize and promote tokens and dApps created on its own proprietary chain over potentially superior projects on competing networks.

Information Asymmetry and Market Making

If the exchange or an affiliated entity engages in market making, it possesses privileged, real-time access to order flow on the CEX, transaction data on the proprietary blockchain, and user balances held in custody. This creates clear opportunities for trading against its own customers or engaging in market manipulation.

Concentration of Custody and Network Control

The model eliminates the separation of duties, which is a cornerstone of financial regulation. The same entity that holds customer funds also controls the validation and ordering of transactions on the network where those funds are used.

2.3. Governance and Censorship Resistance

One of the core value propositions of public permissionless blockchains is their resistance to censorship. Exchange-led blockchains fundamentally jeopardize this guarantee due to their centralized control points. The main exchange has the technical and operational capability to censor transactions, freeze assets, or blacklist specific dApps or user addresses at the protocol level—either at its own discretion or under pressure from government authorities.

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3. Balkanization of the Market and Systemic Risks

While the proliferation of exchange-led blockchains may be a rational strategic move for individual firms, it has profound and often detrimental effects on the macrostructure of the digital asset market. This trend is a primary driver of market balkanization—separating users, capital, and innovation into distinct and often non-interoperable silos.

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3.1. Major Liquidity Fragmentation

Capital, which once formed a more unified liquidity landscape centered around Ethereum, is now thinly spread across dozens of disconnected Layer 1 and Layer 2 networks. This fragmentation of liquidity is a direct result of the exchange-led blockchain strategy, designed to capture and retain users and their capital within a proprietary ecosystem. The resulting systemic inefficiencies are significant:

Increased Slippage and Poor Order Execution

Fragmented liquidity means decentralized exchanges (DEXs) on any given chain have thinner order books. As a result, even moderately sized trades can have significant price impact, making DeFi trading less efficient and more costly for users.

Degraded User Experience and Security Risks

The primary method of moving assets across these fragmented ecosystems is via cross-chain bridges. This process imposes a considerable burden on users, who must navigate complex interfaces and pay multiple transaction fees. More importantly, these bridges have proven to be among the most critical security vulnerabilities in the entire crypto space, with bridge exploits resulting in billions of dollars in stolen funds.

3.2. Innovation Hubs or Copycat Factories?

A central question surrounding these ecosystems is whether they foster genuine, breakthrough innovation—or whether they merely create “walled gardens” in which successful applications from other chains are copied for a captive audience. The evidence points to a complex reality containing elements of both. For example, PancakeSwap on BNB Chain achieved massive success by offering an almost identical user experience to Uniswap on Ethereum, but with significantly lower transaction fees. While this delivered real value to users frustrated by Ethereum’s high gas costs, it represented an innovation in cost and accessibility rather than a fundamental leap in protocol design.

3.3. Systemic Risk and Contagion Effect: Anatomy of a Collapse

Learning from the failures of FTX, Celsius, and Voyager, it is possible to model a hypothetical contagion path for the collapse of a major, vertically integrated exchange ("Exchange X") that operates its own L1 blockchain ("X-Chain") and native token ("X-Token"):

  1. Triggering Event: The crisis begins with a triggering incident that undermines trust in Exchange X (e.g., a major hack, a leaked balance sheet revealing insolvency).

  2. CEX Bank Run: The news causes mass panic among users, and the exchange, unable to meet withdrawal demands, is forced to halt withdrawals.

  3. Native Token Collapse: The market loses all confidence in X-Token—whose value is intrinsically tied to the reputation and financial health of Exchange X—and its price plummets.

  4. On-Chain DeFi Crisis: The collapse of X-Token, a key collateral asset within the X-Chain DeFi ecosystem, triggers a catastrophic cascade of liquidations on-chain. Lending protocols that accepted X-Token as collateral go bankrupt.

  5. Network Instability and Halt: As the value of X-Token approaches zero, the financial incentives for validators to secure the network disappear. Validators begin shutting down their nodes, potentially halting block production and rendering the entire X-Chain unusable and insecure.

This integrated model creates a powerful, pro-cyclical feedback loop that significantly amplifies risk and contagion during a crisis. While this loop is positive during a bull market, it reverses violently in a downturn, spiraling into an extinction vortex.

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4. Participant Choice and Regulatory Pressure

The rise of exchange-led blockchains introduces a critical set of trade-offs for both developers and users. The decision to participate in these ecosystems involves a calculated judgment that weighs the enticing benefits of distribution and convenience against the long-term risks of platform dependency and compromised sovereignty.

4.1. The Developer and User Trade-Off

  • For Developers: The biggest advantage is instant access to the exchange’s massive, pre-existing user base. However, this also introduces an existential platform risk. The fate of the application becomes inextricably linked to the fate of the parent exchange. As seen with FTX, a collapse would have devastating consequences for the entire ecosystem built on the chain.

  • For Users: The primary appeal is a superior user experience: transactions are confirmed within seconds and fees are often measured in cents rather than dollars. However, this comes with a "hidden custodial risk." The centralized nature of network validation and transaction ordering means the ability to transact still depends on the control and permission of a centralized operator.

4.2. Impending Regulatory Scrutiny

The rapid rise of vertically integrated, exchange-led ecosystems has not gone unnoticed by global financial regulators. This structure presents a direct challenge to long-standing principles of financial regulation designed to mitigate systemic risk, protect consumers, and ensure fair competition.

Antitrust and Competition

A dominant exchange leveraging its market power to steer users and developers toward its proprietary blockchain could be viewed as an illegal “tying” arrangement or an abuse of a dominant market position.

Financial Stability

These entities are combining services that are strictly segregated by regulatory firewalls in traditional finance: exchange, brokerage, clearing, custody, asset issuance, and operation of market infrastructure. This increases the likelihood that regulators may view them as universal banks or systemically important financial market infrastructures (FMUs). This would likely necessitate the application of bank-like regulations, such as strict capital and liquidity requirements and even the structural separation of certain business lines to mitigate conflicts of interest.

Global Regulatory Frameworks

The European Union’s Markets in Crypto-Assets (MiCA) regulation, the jurisdictional tug-of-war between the SEC and CFTC in the United States, and pragmatic approaches in Asia all suggest that these platforms will face a complex and fragmented compliance landscape.


5. Conclusion: The Future Role of Neutral Blockchains

In a future where every major exchange operates its own high-performance blockchain, a critical question arises: what will be the ultimate role of proven, community-governed Layer 1s like Ethereum?

Analysis suggests that rather than becoming obsolete, these neutral platforms are solidifying their indispensable position as the global settlement layer and the ultimate trust anchor for the entire digital economy.

A future where a single type of chain “wins” is not the scenario ahead. Instead, we are heading toward a hybrid, multi-layered, and ultimately symbiotic system.

Exchange-Led Chains

These chains are poised to dominate the world of high-frequency, low-risk consumer applications. Their low fees and seamless user experiences make them ideally suited for mass-market use cases—such as blockchain gaming, decentralized social media, and micro-payments—where trade-offs in decentralization are acceptable to the end user.

Neutral L1s (like Ethereum)

At the same time, neutral L1s like Ethereum will solidify their dominance as foundational layers for high-value, low-frequency activities. This includes the settlement of large financial transactions, the operation of core DeFi infrastructure that demands maximum security, and—most critically—the settlement of transactions between all L2 and exchange-led ecosystems. The strategy Coinbase has pursued with Base perfectly illustrates this emerging symbiosis. Base is designed as a high-performance execution layer for Coinbase’s large user base, but it is proudly and explicitly built on Ethereum, drawing its security and finality from the L1.

As a result, the future of the digital economy will be multi-layered. Exchange-led chains will function as bustling commercial hubs where the majority of everyday user activity takes place. Neutral L1s like Ethereum will serve as the foundational financial center, central bank, and constitutional court of this new world—providing ultimate security, finality, and dispute resolution for the entire system. These two structures are not competing for the same role; they are evolving to occupy distinct and interdependent layers of the new economic stack. The need for exchanges to possess their own L1 networks is part of a broader strategy of vertical integration and market dominance; yet, the future of the entire market will depend on the interaction between these “walled gardens” and the neutral, open protocols that ultimately secure them.

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