Gemini Dollar GUSD
Quick Answer

Is Gemini Dollar halal?

Gemini Dollar is classified as doubtful (mashbooh), with a Shariah compliance score of 57.7/100 under our 27-point screening methodology.

Overall57.7Mashbooh · Doubtful · Risky
Riba47.6Mashbooh
Gharar64.1Mashbooh
Maysir63.8Mashbooh
57.747.6RIBA64.1GHARAR63.8MAYSIR
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RibaSharia pillar · 47.6/100 · Review · 10 criteria

Mashbooh. Prohibition of guaranteed, time-based returns on money.

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Core Protocol Business80
Transaction Fees65
Treasury Assets25
Revenue Model20
Protocol Revenue20
Interest Assessment75
Rewards Distribution50
Asset Backing48
Islamic Contract Classification0
Rewards Structure0
How GUSD compares
Pax Dollar
66.4
Liquity USD
65.5
USD CoinVertible
65.3
Quantoz USDQ
63.7
Gemini Dollar (GUSD)
57.7

Compare directly: vs Pax Dollar · vs Liquity USD · vs USD CoinVertible

Purify your profits from GUSD

A portion of profit from GUSD isn't fully yours to keep — here's how to return it

What does "purification" mean?

Even fully screened assets can pick up small amounts of tainted income along the way — purification means giving that specific portion back, not paying extra.

Based on Gemini Dollar's riba, gharar and maysir screening — see how we calculate purification amounts.

Overseen by Imam Omar Siddiqi, Shariah scholar and Imam of JMIC, among others, with donations paid directly to Jamiya Masjid & Islamic Centre — UK registered charity no. 1089986. Sent wallet-to-wallet; CryptoUmmah never custodies your funds. Always verify the destination address before confirming in your wallet.

Mashbooh · Doubtful · Risky

Your exact purification amount, calculated from Gemini Dollar's Shariah compliance score.

$
Amount to return0.00 USDC

to Jamiya Masjid & Islamic Centre, a registered UK charity

Purification isn't Zakat and isn't tax-deductible — it's the return of income that wasn't rightfully yours.

Scholar-verified · UK registered charity
Key facts
ChainEthereum
Last reviewed
Analyst summary

Gemini Dollar (GUSD) is a centrally-issued ERC-20 stablecoin, not a proof-of-work or proof-of-stake network — Gemini Trust alone mints and burns supply via multisig HSM keys. Trail of Bits audited the minting/burning/upgrade contract in 2018, with no evidence of subsequent audits despite later changes. Distribution is highly concentrated: roughly 98% of ~310M GUSD sits across 39 addresses, mostly MakerDAO's PSM. The single biggest Shariah consideration is Gemini's disclosed practice of earning interest income on the T-bill and money-market reserves backing GUSD — a riba-adjacent revenue stream sitting behind an otherwise permissible payment instrument.

The research

27-point Shariah breakdown of GUSD

Islamic Finance Principles Assessment

Riba — Does Gemini Dollar involve interest?

GUSD's own smart contract carries no lending, borrowing, or interest mechanic — it is a 1:1 mint-and-redeem instrument. However, Gemini's disclosed corporate revenue includes interest earned on the T-bills and money-market funds backing GUSD reserves, which introduces a riba-adjacent element at the issuer level rather than in the token's core function. For Muslim investors, holding and using GUSD for payments is far less concerning than the issuer's reserve-management income stream.

Assessment: Riba Dominant Score: 47.6/100

Our methodology examines 10 criteria to evaluate how well Gemini Dollar avoids interest-based mechanisms.

Gemini's consolidated revenue explicitly lists "interest income on customer USD deposits and GUSD reserves" as 7.7% of total revenue, confirming that reserves backing GUSD are held in interest-bearing instruments — cash, government money-market funds, and U.S. Treasury bills at State Street Bank, attested monthly by BPM LLP. This means the entity issuing GUSD systematically earns conventional interest on the assets underpinning the stablecoin, even though GUSD holders themselves receive no yield. This is a structural riba concern embedded in the issuer's business model rather than a feature of the token contract itself.

GUSD's core protocol contains no native lending or borrowing function; it is purely an issuance-and-redemption mechanism. Yield-bearing activity involving GUSD — through Aave, Compound, or Yearn's yGUSD vault — occurs entirely on third-party platforms outside Gemini's control, and these are optional integrations rather than intrinsic to GUSD's design. Separately, Gemini's "Gemini Earn" lending program drew SEC and NY Attorney General action for unregistered securities and steep agent fees, later settled with full in-kind asset return; this concerned a distinct lending product, not GUSD's own contract, but it underscores the issuer's broader entanglement with interest-based lending arrangements.


Gharar — How much uncertainty does Gemini Dollar involve?

Uncertainty around GUSD is relatively low for a crypto asset, given named leadership, open-source code, and monthly attestations, but centralized control and concentrated holdings introduce their own opacity. The main reducers of gharar are regulatory oversight and public disclosure; the main increaser is reliance on trust in a single custodian's internal controls. On balance, GUSD carries less structural ambiguity than most tokens, though not zero.

Assessment: Moderate Gharar (Material Uncertainty) Score: 64.1/100

Our methodology examines 15 criteria including team transparency, audit quality, and governance.

GUSD is issued by a fully identifiable entity — Gemini Trust Company, founded by Cameron and Tyler Winklevoss, with named executives such as Head of Onchain Eric Kuhn and Europe CEO Mark Jennings. The smart contract is open-source, and Gemini was the first NYDFS-regulated stablecoin issuer, launching in 2018 under state banking supervision. This level of named accountability and regulatory registration significantly reduces informational uncertainty compared to anonymous or offshore stablecoin projects, though ultimate control over minting, burning, and contract upgrades remains solely with Gemini's multisig HSM-based key holders.

Trail of Bits conducted the only named audit found, covering minting, burning, and upgrade functions in May–June 2018; no subsequent audit of later contract modifications is evidenced in available sources, which is a gharar concern worth naming plainly given the years since. Reserve composition and backing are disclosed via monthly attestations from BPM LLP, covering cash, government money-market funds, and Treasury bills held at State Street Bank. This attestation regime offers meaningful transparency on backing, but the audit gap on more recent contract code leaves a residual disclosure shortfall that should be monitored.


Maysir — Does Gemini Dollar involve gambling or speculation?

GUSD is not designed for speculation — it is a price-stable settlement token with no leverage, lottery, or reward mechanic built into its protocol. Its 1:1 USD peg and redemption structure function as an anti-speculative anchor rather than a wagering instrument. For Muslim investors, GUSD's own design carries minimal maysir characteristics.

Assessment: Moderate Maysir (High Risk) Score: 63.8/100

Our methodology examines 11 criteria to determine whether Gemini Dollar is a gambling instrument or a genuine economic tool.

GUSD serves a genuine functional purpose as a regulated, redeemable digital dollar used for payments, settlement, and as a stable base pair on exchanges and DeFi platforms like MakerDAO's PSM. Its value is anchored to real USD deposits and government-backed reserves rather than market speculation, and it carries no built-in reward or lottery-style mechanic. This productive, utility-driven design — moving and storing value at par — clearly distinguishes GUSD from speculative or gambling-like crypto assets whose value derives primarily from price betting.

Because GUSD is engineered for stability, it attracts little of the speculative trading volatility seen in variable-price tokens; its market cap and volume remain modest relative to larger stablecoins, consistent with steady utility use rather than trading frenzy. Secondary-market activity — such as its use as a stable trading pair or in yield farming on Aave, Compound, or Yearn — introduces exposure to third-party platform risk and interest-based yield opportunities, but this reflects how other actors deploy the token, not GUSD's own design, and should not be read as evidence of maysir intrinsic to the coin itself.


The Full 27-Point Screening

1. Legitimacy (4 criteria)

CriterionScoreAnalysis
Team Transparency88/100Founders and multiple executives are named, credentialed, and publicly documented with verifiable track records.
Fraud & Scam Risk60/100The issuer faced SEC/NY AG enforcement over the separate Gemini Earn program, later resolved with full investor reimbursement; this is a real regulatory blemish though not tied to GUSD's own contract.
Use Case Legitimacy85/100GUSD serves a clear, documented real-world use as a regulated USD-pegged payment and settlement instrument.
Ethical Practices78/100GUSD's own design is a neutral fiat-backed payment token, not built for any haram sector; third-party misuse (e.g., interest-bearing lending) does not change its own design purpose.

Summary: GUSD is issued by a publicly identifiable, credentialed team with a mostly transparent track record, though the issuer's separate Earn program drew serious regulatory action later resolved in investors' favor.


2. Project Operations (9 criteria)

CriterionScoreAnalysis
Core Protocol Business80/100The base protocol is a straightforward stablecoin issuance/redemption system, not itself in a prohibited sector.
Transaction Fees65/100No specific protocol-level fee mechanism for GUSD transfers is documented beyond standard Ethereum gas, suggesting no extractive fee design, but this is inferred rather than directly stated.
Treasury Assets25/100Reserves explicitly include interest-bearing instruments — government money-market funds and U.S. Treasury bills — held alongside cash.
Revenue Model20/100Gemini's disclosed revenue explicitly includes interest income earned on GUSD reserves, an interest-based revenue stream.
Transparency85/100Smart contract is open-source and independently audited, with monthly public attestations of reserves.
Governance20/100Governance is fully centralised in Gemini Trust, which alone controls minting, burning, freezing and contract upgrades.
Launch Fairness72/100No public sale or pre-mine is described; supply is created on demand, though details on early allocation are sparse.
Token Distribution35/100Roughly 98% of supply is concentrated in 39 addresses, mostly a single DeFi protocol's peg-stability module.
Speculation/Utility Ratio85/100GUSD's use is utility-dominant as a stable settlement asset rather than a speculative trading vehicle.

Summary: GUSD is a centrally-issued, audited, open-source ERC-20 stablecoin with transparent reserve attestations but fully centralized control and highly concentrated holdings.


3. Financial Health (4 criteria)

CriterionScoreAnalysis
Protocol Revenue20/100Disclosed revenue tied to GUSD reserves is explicitly interest-based.
Financial Status68/100Regulated status and monthly independent attestations support financial transparency, though the issuer's overall revenue has recently declined and it has a history of related litigation.
Interest Assessment75/100The GUSD token contract itself contains no lending/borrowing function; interest-bearing use occurs only via unaffiliated third-party DeFi platforms.
Audit Quality62/100Trail of Bits conducted a named, dated (2018) public audit of the core contract, but no later audit of subsequent changes is evidenced.

Summary: The base protocol has no native lending or yield feature, but the issuer's disclosed revenue and reserve composition include interest-bearing elements, and only one dated third-party audit is documented.


4. Token Economics (5 criteria)

CriterionScoreAnalysis
Token Purpose85/100GUSD is a genuine utility stablecoin designed for payments and settlement, not speculation or memery.
Governance RightsN/AGUSD carries no holder governance rights by design, which is a neutral feature for a fiat-pegged stablecoin rather than a defect.
Rewards DistributionN/AThere is no native reward mechanism in the GUSD protocol itself; value is maintained solely via 1:1 peg, not yield.
Speculation ControlsN/AAs an inherently price-stable, 1:1 redeemable asset, GUSD has little inherent speculative behavior to control at the protocol level.
Asset Backing48/100Backing is real and attested (cash, T-bills, money-market funds), but the inclusion of interest-bearing government securities in the reserve basket is a point of concern for the backing assets' own compliance.

Summary: GUSD is a genuine no-yield, no-governance utility stablecoin whose value is backed by attested fiat and government-security reserves rather than speculative mechanics.


5. Staking Mechanism

Gemini Dollar has no native staking mechanism, so these five criteria are not applicable and are excluded from the score entirely rather than counted as zeros.


Overall Assessment: GUSD presents as a well-documented, regulated, audited fiat-backed stablecoin whose main compliance concerns lie in centralized control and interest-bearing reserve/revenue elements rather than in speculative or fraudulent design.

Sources consulted