Coinbase vs Binance vs Kraken vs OKX: The Bank Test

Kraken Says the Quiet Part Out Loud

At the Wyoming Blockchain Symposium this month, Kraken co-chief executive Dave Ripley summed up his company’s future in three words that would have sounded absurd from a crypto exchange a few years ago: trading, banking, and asset management. Pressed on how literally to take the middle one, Ripley did not soften it. Kraken is looking into becoming a full bank in some of its markets, he said, most likely outside the United States at first. Then he offered a definition that reads like a strategy memo for the entire industry: “What is banking? It is payments and money movement. It is lending. It is yield. It is custody.”

By that definition, Coinbase, Binance, Kraken, and OKX are already most of the way there. The four platforms that dominate how English-speaking retail users buy and hold crypto have spent 2026 quietly assembling the parts of a bank: federal charters, Federal Reserve plumbing, debit cards, deposit-style accounts, stablecoin rails, and lending desks. None of them started as a bank. All four now want to be the only financial app you open. This is a comparison of how far each one has actually gotten, and of what you give up when your exchange starts behaving like a bank.

The timing is not accidental. Bitcoin traded near $77,000 this week and Ether around $2,390 after a Treasury buyback announcement and a fresh push for crypto legislation lifted the market. Rising prices swell the balances that sit idle on these platforms, and idle balances are exactly what a bank monetises. We have already covered the trading-technology contest between these same four names, from perpetual futures to the wave of AI agents that place trades on your behalf. The bank test is the other half of the pincer: the race to hold your money, not just to help you trade it.

What Becoming a Bank Actually Means

Ripley’s four pillars are a useful lens because they separate the two very different halves of finance. Trading is the asset side: you send an order, the venue matches it, and it clears. Banking is the liability side plus the movement of money: taking deposits, issuing cards, running payments, lending against balances, and paying interest. For most of crypto’s history, exchanges lived entirely on the asset side. They were brokerages with a wallet attached. What changed in 2026 is that all four decided the real prize sits on the liability side.

The economics explain why. Trading revenue is violently cyclical; it spikes in a bull market and collapses in a quiet one. Banking revenue is boring and recurring: interest on the float, interchange on card spending, spreads on lending, and subscription fees. Coinbase has made this pivot the centre of its story. In the second quarter of 2026, its subscription and services revenue reached roughly $555 million, close to 48% of net revenue, while plain Bitcoin trading fell to about 12% of the top line, according to the company’s shareholder materials. A business that once rose and fell with Bitcoin now earns nearly half its money from services that look a great deal like banking.

So the bank test is not about who has the flashiest chart or the deepest order book. It measures something more mundane and more durable: can this company hold your dollars, move them cheaply, pay you a yield, lend you money against your coins, and give you a card to spend the balance? Each of the four is answering yes in its own way, and each is running into a different wall.

The Door Washington Opened

None of this would be happening without a change in the regulatory weather. For years, crypto firms complained that banks would not touch them, a pattern critics nicknamed Operation Chokepoint 2.0. Under the current administration that posture reversed. The Office of the Comptroller of the Currency (OCC) grew friendlier to digital-asset applicants, and Congress passed the GENIUS Act, signed into law in July 2025, which created the first comprehensive federal framework for dollar stablecoins. The statute requires full one-to-one reserve backing, monthly reserve disclosures, and independent audits, and its main provisions become fully effective in January 2027. We unpacked that rulebook and its reach in our look at how the GENIUS regime now stretches offshore.

The charter side moved just as fast. In December 2025 the OCC handed conditional national trust bank charters to a batch of crypto-native firms at once, including Ripple, Circle, BitGo, Fidelity Digital Assets, and Paxos, and by July 2026 Circle had become the first to win final approval and stand up Circle National Trust, as chronicled in the wider run of fintech charter approvals in 2026. A national trust charter is not a full deposit bank; it does not take insured deposits or make ordinary loans. What it does give a firm is a single federal regulator in place of a patchwork of state money-transmitter licences, plus the right to act as a qualified custodian. For an exchange, that is the difference between being tolerated in fifty states and being chartered in one country. Three of our four walked through that door in 2026. The fourth, Binance, is locked out of it entirely.

Coinbase: Building the Number One Financial App

Coinbase is the furthest along the banking path without ever using the word. On 2 April 2026 the OCC granted conditional approval for Coinbase National Trust Co., giving the company a federal chartering route and formal qualified-custodian status. Chief executive Brian Armstrong has framed the destination bluntly, telling investors that Coinbase aims to become the world’s number one financial app built on three pillars: an everything exchange, stablecoin payments, and its Base network. The trading half of that vision, equities and prediction markets and commodities, is a separate story we have told before. The banking half is where the money already flows.

Start with the dollar. Coinbase’s house stablecoin is USDC, and its arrangement with issuer Circle is the closest thing in crypto to a checking-account business. Coinbase keeps 100% of the interest earned on USDC balances held on its own platform and splits the interest on off-platform balances roughly in half. Circle paid Coinbase about $908 million in 2024 for that distribution, a sum that equalled more than half of Circle’s revenue. In August 2026 the two firms renewed and widened the deal, handing Coinbase a larger share of the economics in return for deeper integration across Coinbase Pay, Base, and the main app. When your customers park dollars in your stablecoin, the reserve interest is your net interest margin, and Coinbase collects it without ever calling itself a bank.

Then add lending. Through a partnership with the on-chain protocol Morpho, Coinbase now offers crypto-backed loans directly in its app: as of May 2026 users can borrow up to $5 million in USDC against Bitcoin, up to $1 million against Ether, and up to $100,000 against a handful of other assets, without selling their holdings. It runs the other side too, letting users lend USDC on-chain at yields that have reached as high as 10.8%, with a separate rewards programme paying over 4% on plain USDC balances. Borrowing, lending, a card, a stablecoin, and interest on deposits: strip away the vocabulary and Coinbase already runs a functioning consumer bank, just one settled on a public blockchain instead of a core banking system.

Kraken: The First Crypto Firm With Fed Plumbing

Kraken took a different and arguably deeper route: it went straight for the plumbing. Its banking subsidiary, Payward Ventures, does business as Kraken Financial and has held a Wyoming Special Purpose Depository Institution (SPDI) charter since March 2024, which lets it offer digital-asset custody and deposit accounts to institutional clients on a full-reserve basis. An SPDI must hold liquid assets equal to or greater than 100% of client fiat deposits, and crucially it cannot lend those deposits out, nor are the balances covered by federal deposit insurance.

The landmark came in March 2026, when the Federal Reserve Bank of Kansas City granted Kraken Financial a master account, the first ever awarded to a crypto firm. A master account is the key to the central bank’s payment rails; it lets an institution connect directly to Fedwire and move money the way chartered banks do, without renting access from a sponsor bank. The approval was limited in scope, initially for a one-year term, and analysts described it as a so-called skinny account with conditions tailored to Kraken’s risk profile. The symbolism was still enormous. Custodia Bank, a fellow Wyoming SPDI, spent years suing the Fed for exactly this access, lost in court, and was denied a rehearing in the same month Kraken quietly received one.

That is the context for Ripley’s full-bank comment. Kraken has the custody licence and now the central-bank plumbing; the missing piece is the ability to lend and to hold ordinary deposits, which a full banking licence abroad would supply. Around that core the company has bolted on the rest of a financial supermarket: the $1.5 billion NinjaTrader acquisition and the Bitnomial deal for regulated derivatives, tokenised equities through xStocks, and a long-delayed public listing that has now slid toward 2027. Where Coinbase is building the consumer-facing bank, Kraken is building the rails a bank runs on, and telling regulators plainly that it wants the charter to match.

Binance: The Giant That Cannot Get a Charter

Binance is still the largest exchange on Earth by trading volume, and it is the clear outlier on the bank test, because the one thing a bank needs above all is a clean regulatory record, and Binance does not have one. Its 2023 settlement with the US Department of Justice ran to $4.3 billion, its founder pleaded guilty and stepped down, and in 2026 the company withdrew its bid for a licence under Europe’s MiCA regime after months without a decision, leaving it shut out of onboarding new customers across the bloc. A firm that cannot hold a European operating licence is not about to be handed a US national trust charter.

So Binance approximates banking through products rather than charters. Binance Pay moves stablecoins between users and merchants, and the Binance Card, a prepaid Mastercard that spends from your crypto balance, is verified in a handful of markets such as Brazil, Australia, New Zealand, and Peru. It supports about ten assets including USDC, USDT, and FDUSD, and waives its conversion fee on USDC spending. What it does not do is reach users in the United States, the United Kingdom, or the European Union, precisely the jurisdictions where a bank charter would matter most. Binance’s answer to being locked out of Western banking has been to pivot hard into Asia and to lean on stablecoins it does not fully control. It is a reminder that the bank pivot has a ceiling, and that the ceiling is regulatory trust, not technology.

The stablecoin gap compounds the problem. Binance once had its own branded dollar, BUSD, but the token was wound down in 2023 after its US issuer was ordered to stop minting, and the exchange now leans on stablecoins it does not control, chiefly USDT and FDUSD alongside USDC. That matters for the bank test, because the reserve interest on a stablecoin is the exchange-bank’s net interest margin, and a platform that routes its customers into someone else’s dollar captures far less of that income than Coinbase does with USDC. Binance can move stablecoins and issue cards at the edges, but it does not own the deposit base underneath, which leaves the most profitable part of the banking model out of its hands in exactly the markets where it is also shut out of a charter.

OKX: The Wall Street Side Door

OKX is pursuing the bank test from two directions at once: a stablecoin-payments front end for retail, and an institutional bridge into traditional finance. On the retail side, after settling its own $505 million case with the DOJ in early 2025, OKX rebuilt a compliant US arm and by April 2026 was licensed or operating in more than 40 states. It has shipped OKX Pay and the OKX Card, a Mastercard funded from stablecoin balances (USDC, USDT, or Paxos-issued USDG) with zero transaction fees, a small conversion spread, and 2% cashback paid in USDG. It secured a European payments licence in Malta to keep offering card and payment services under MiCA and the EU’s payment-services rules, rolled the card out across the European Economic Area in January 2026, and extended it into several African markets by July.

The bigger swing is institutional. In June 2026 OKX and Intercontinental Exchange, the parent of the New York Stock Exchange, announced a 50-50 joint venture structured as a US broker-dealer and futures commission merchant, co-chaired by former New York governor Andrew Cuomo, designed to connect OKX’s user base to NYSE infrastructure and tokenised equities. It cannot open until the SEC and the CFTC sign off, and as of this month those approvals are still pending. Rather than chartering a bank itself, OKX is buying a place on Wall Street’s existing rails. If it clears the regulators, it will have leapfrogged straight into the plumbing of American finance; if it does not, it will remain a card-and-payments company waiting at the door.

Banking Build-Out at a Glance

The table below maps where each exchange sits on the four pillars Ripley named, plus the charter and central-bank access that separate a payments app from an actual bank. Read it as a snapshot of an unfinished race, not a finish line.

The Stablecoin Engine Underneath It All

Every one of these banking ambitions runs on the same fuel: the stablecoin. In a traditional bank, customer deposits are the raw material; they fund loans, and the spread between deposit costs and loan yields is the business. In an exchange-bank, stablecoin balances play the role of deposits. When you hold USDC on Coinbase, USDG on OKX, or FDUSD on Binance, you have effectively opened a dollar account, except the dollars sit in a reserve managed by an issuer, and the interest on that reserve flows to the platform, not to you. That is why the Coinbase and Circle economics matter so much, and why every serious exchange now wants either its own stablecoin or a revenue share of someone else’s.

The GENIUS Act is what turned this from a grey-area money-market product into a sanctioned one. By setting reserve, disclosure, and audit standards, it gave banks, funds, and ordinary users permission to treat compliant stablecoins as genuine dollar instruments. It also contains a catch that shapes exchange behaviour: a regulated stablecoin issuer is generally not allowed to pay interest to holders directly. So the platforms route the yield around the rule, dressing it as rewards, staking, or lending returns rather than deposit interest. The result is a deposit base that pays the customer through side doors while the reserve income accrues to the house. If you want the full picture of how the rulebook draws those lines, our stablecoin coverage walks through the reserve and reach provisions in detail.

Lending, Yield, and the Shadow-Bank Question

Once you take deposits and lend against them, you are doing what banks do, whether or not you hold a banking licence. That is the uncomfortable core of the exchange-bank model. Coinbase’s Morpho-powered loans, its double-digit USDC lending yields, and the earn products across all four platforms are, functionally, credit and maturity transformation performed by companies that mostly are not supervised as banks. Economists have a name for this: shadow banking. It is not inherently reckless, but it carries the same fragilities as banking with fewer of the guardrails.

The industry has walked this path before and been burned. In 2022, centralised lenders such as Celsius and BlockFi offered eye-catching yields, rehypothecated customer assets into risky bets, and collapsed when the market turned, taking depositor funds with them. The 2026 versions are more transparent and more on-chain, but the underlying question is identical: where does the yield come from, and who is on the other side of the trade when it stops? Elevated returns on a stablecoin are never free; they are compensation for lending risk, and that risk does not vanish because the interface is polished. The same lesson is playing out in staking, where the great rush into yield is now being reassessed, as we described in our account of restaking and its unwinding. A yield you do not understand is a risk you have not priced.

Because yield is where an exchange-bank competes hardest for your balance, it pays to read the rate card the way you would read a savings-account disclosure, line by line. The headline number is rarely the number you keep. On staking and earn products the platform takes a commission before the advertised rate reaches you; on a stablecoin, the reserve interest may never reach you at all, arriving instead as capped rewards or loyalty points. The table below lines up the pieces that actually determine what a dollar earns, and what it costs to spend, on each platform. Treat the figures as recent reference points rather than locked quotes, because these rates move with the market and with every product update.

Two patterns stand out. Coinbase offers the deepest retail menu inside a single US-regulated app, which is why it scores highest on everyday convenience, while OKX undercuts everyone on card economics with zero transaction fees, even if its 2% cashback is capped at a token amount each month. What no rate card shows is the risk premium hidden inside a double-digit stablecoin yield, and that is the line worth the most scrutiny before you chase it.

What a Crypto Bank Safeguards, and What It Does Not

A bank’s first duty is not to pay yield; it is to still have your money tomorrow. That makes custody the least glamorous and most important line in the whole comparison. All four exchanges now hold the large majority of customer crypto in cold storage, publish proof-of-reserves attestations, and, for the chartered entities, segregate client assets from corporate funds as a condition of the licence. Coinbase leans on its status as a public company and its independent audits; Kraken points to its full-reserve SPDI structure and its record of never suffering a major external breach; Binance and OKX rely on cryptographic proof-of-reserves built from Merkle-tree and zero-knowledge techniques and refreshed monthly.

The catch is that a charter does not shrink the attack surface. The costly failures of the last two years came not from broken cryptography but from people and process. Coinbase disclosed in 2025 that overseas support contractors had been bribed to hand over customer data, a breach it estimated could run to hundreds of millions of dollars in remediation, and Kraken dealt with a 2024 episode in which researchers exploited a balance-crediting bug and then pressed for a payout before returning the funds. Neither was a nine-figure external theft of the sort that has struck other venues, but both make the same point: the moment an exchange holds deposits like a bank, it takes on a bank’s duty to defend them, long before it carries a bank’s insurance if it fails.

This is the part the marketing skips. When a chartered, insured US bank fails, the FDIC steps in and depositors are made whole up to $250,000 per account, usually within days. None of that applies here. Kraken Financial, for all its Fed plumbing, is explicitly not FDIC-insured and operates full-reserve precisely because it cannot lend your fiat. National trust banks like Coinbase’s are uninsured by design; that is the whole point of the trust structure, and it is exactly what the banking lobby objects to. Securities investor protection, the SIPC scheme that backs brokerage accounts, does not cover crypto assets at all.

Proof-of-reserves reports, which all four exchanges publish in some form, are a real improvement over the opacity of the FTX era, but they are not deposit insurance. A reserve attestation tells you the assets existed on the day of the snapshot; it does not guarantee they will be there tomorrow, and it says nothing about liabilities the exchange may owe elsewhere. Under the GENIUS Act, holders of a compliant stablecoin get a priority claim on the issuer’s reserves if that issuer goes bankrupt, which is genuinely useful, but a priority claim in a bankruptcy queue is not the same as a government guarantee. If an exchange-bank fails, you are a creditor, not an insured depositor. That gap is the single strongest argument for keeping meaningful balances in self-custody, and for treating the security of your own keys as seriously as the exchanges treat theirs, a discipline that matters more as attackers grow more sophisticated, as our reporting on machine-driven phishing makes plain.

The Pushback: Community Banks and Consumer Advocates

Not everyone is cheering the crypto industry’s march into banking, and the loudest objections come from the banking industry itself. When the OCC conditionally approved Coinbase’s trust charter, the Independent Community Bankers of America (ICBA), the main lobby for the country’s smaller lenders, moved to block it. Its president and chief executive, Rebeca Romero Rainey, called the approval a grave mistake that will only serve to put US consumers at risk, and the group later asked the regulator to rescind it outright.

The ICBA’s core argument is structural. Uninsured national trust banks, it contends, can conduct crypto activities without being subject to the Bank Holding Company Act or the prudential safeguards that bind FDIC-insured institutions, so a firm could capture the prestige and access of a bank charter while sidestepping the rules that make banks safe. Consumer groups such as the National Community Reinvestment Coalition raised parallel concerns, and academics have warned that pairing uninsured crypto entities with central-bank access risks privatising the gains while leaving the public to backstop the losses. Whether or not you share the alarm, the objection sharpens the stakes of the bank test. These platforms want the upside of being a bank. The open question, for regulators and users alike, is whether they will be held to a bank’s responsibilities.

Which Exchange-Bank Fits Which User

The right answer depends far more on who you are and where you live than on which platform has the best headline yield. The matrix below matches common user profiles to the exchange whose banking build-out currently fits them best, with the caveat that regulatory status shifts month to month and none of these balances carry deposit insurance.

What It Means for You

The strategic direction is no longer in doubt. Coinbase wants to be your financial app, Kraken wants the charter and the rails to be a bank in fact, OKX wants a card in your pocket and a foot on Wall Street, and Binance wants all of it in every market that will still have it. For a user, that convergence brings real benefits: cheaper payments, integrated lending, a single place to hold dollars and coins, and yields that a checking account cannot match. The temptation is to treat the slick earn-borrow-spend interface as if it were a bank account. It is not.

Two trade-offs deserve your attention before you consolidate your financial life onto an exchange. The first is protection: these balances are not insured, so size your exposure to what you can afford to have tied up if a platform freezes withdrawals or fails. The second is surveillance. A bank-like exchange runs bank-like compliance, which means deeper identity checks, transaction monitoring, and the power to freeze or close accounts, an arms race we examined in our piece on crypto identity verification. The convenience of a super-app and the freedom of self-custody pull in opposite directions, and the sensible posture is to use each for what it is good at: the exchange-bank for spending, payments, and the balances you actively use, and your own wallet for the savings you intend to keep. The exchanges have decided they want to be your bank. Whether you let one of them be your only one is still your call.

Frequently Asked Questions

Is Coinbase a bank now?

Not a full deposit bank. In April 2026 Coinbase received conditional approval from the OCC for a national trust bank charter, which gives it a single federal regulator and qualified-custodian status. A trust charter does not take FDIC-insured deposits or make ordinary loans, and the approval is still contested by banking-industry groups, so Coinbase is closer to a federally chartered custodian than to a conventional bank.

Which crypto exchange has a Federal Reserve master account?

Kraken. Its banking arm, Kraken Financial (Payward Ventures), received a master account from the Federal Reserve Bank of Kansas City in March 2026, the first ever granted to a crypto firm. The approval was limited in scope and initially set for a one-year term, but it lets Kraken connect directly to Fed payment rails such as Fedwire, access that a rival Wyoming institution, Custodia Bank, was denied after years of litigation.

Are my funds on Coinbase, Binance, Kraken, or OKX FDIC-insured?

No. Crypto balances on all four exchanges are not covered by FDIC deposit insurance, and securities investor protection does not extend to crypto assets either. Even Kraken Financial, which holds a bank charter and a Fed master account, is explicitly not FDIC-insured and operates on a full-reserve basis. Proof-of-reserves reports improve transparency but are not a substitute for deposit insurance, so exchange balances carry counterparty risk that an insured bank account does not.

Can I get a crypto debit card from these exchanges in the United States?

Sometimes. OKX rebuilt a compliant US business and by April 2026 operated in more than 40 states, letting eligible US residents hold OKX Pay balances and apply for the OKX Card, and Coinbase offers a card with crypto rewards. Binance Card, by contrast, is not available to US, UK, or EU users and is limited to a handful of markets such as Brazil and Australia. Availability and terms change frequently, so check in-app eligibility for your state.

What is the GENIUS Act and why does it matter for exchanges?

The GENIUS Act is the first comprehensive US federal law for dollar stablecoins, signed in July 2025 with its main provisions taking effect in January 2027. It requires full one-to-one reserves, monthly disclosures, and audits, and it gives stablecoin holders a priority claim on reserves if the issuer fails. It matters for exchanges because stablecoins are the deposit base of their banking ambitions; the law legitimises those balances while barring issuers from paying interest directly, which pushes platforms to deliver yield through rewards and lending instead.

By Yuki Tanaka, Wallets and Exchanges Editor, HOGE Wire.