Islamic Finance Principles Assessment
Riba — Does YieldFi vyUSD involve interest?
YieldFi vyUSD's underlying yield is generated substantially through conventional lending markets (Morpho, Silo) and Pendle PT zero-coupon-style fixed-yield positions, both of which are interest-based mechanisms in conventional finance. While the vault-token exchange rate is variable rather than a contractually fixed coupon, its main revenue sources remain interest and debt-like instruments. For Muslim investors, this places vyUSD's income generation in a position that most conservative screens would classify as riba-exposed rather than riba-free.
Assessment: Riba Dominant
Score: 33.5/100
Our methodology examines 10 criteria to evaluate how well YieldFi vyUSD avoids interest-based mechanisms.
YieldFi's protocol-wide revenue (~$2.23m annualized per DefiLlama) derives from management and performance fees charged on realized yield generated by underlying strategies: Pendle PT fixed-yield instruments, Morpho and Silo lending vaults, and private credit vehicles. Pendle PT positions function economically like zero-coupon bonds, and lending-market deployment generates interest income by design. The Token Terms themselves label yUSD/vyUSD as "subordinated debt instruments," reinforcing that the underlying economic engine is debt-and-interest-based rather than profit-and-loss risk-sharing on tangible or equity-like assets. This is a structural riba concern, not an incidental one.
Rewards accrue through a daily-rising NAV/exchange rate rather than a fixed percentage payout, which superficially resembles permissible variable, performance-based return rather than a guaranteed riba coupon. However, the performance being tracked is itself substantially interest and fixed-yield income from lending and Pendle PT positions, plus "leverage looping" that amplifies exposure to these same instruments. So while the payout mechanism is variable in form, its substance traces back to conventional debt-based yield, meaning the variability does not meaningfully cleanse the underlying riba exposure.
Gharar — How much uncertainty does YieldFi vyUSD involve?
Gharar in vyUSD is moderate: the founder is named and traceable, documentation is fairly detailed, and multiple audits exist, but a live redemption freeze, below-peg trading, and unresolved rugpull/scam allegations introduce real uncertainty about recoverability of funds. The issuer's unilateral power to pause withdrawals during "exceptional events" — actually exercised — adds a discretionary layer that ordinary depositors cannot price in advance. On balance, transparency is decent but current operational uncertainty is elevated.
Assessment: Excessive Gharar (High Uncertainty)
Score: 41.8/100
Our methodology examines 15 criteria including team transparency, audit quality, and governance.
Founder Shailesh Gupta is publicly named and verifiable, with a documented background as an IIT Kharagpur graduate and prior founder/CEO of Yolo Bus India (acquired by EaseMyTrip), which reduces anonymity-related gharar. YieldFi publishes Token Terms, fee schedules, and "How It Works" documentation, and reports TVL/ARR figures (claimed $200m ATH TVL, $4m ARR). However, third-party allegations of frozen V2 vault withdrawals, unresponsive support, and a "fake ROI scam" write-up complicate the disclosure picture and warrant caution despite the named leadership.
YieldFi's contracts have been reviewed by multiple named firms: Sherlock (vault contracts), Cyfrin (24 April 2025 and 17 June 2025, the latter finding no critical/high issues after an earlier review flagged 2 critical and 1 high issue that were subsequently fixed), Halborn (12 November 2024, yToken and separately Core & Bridge contracts), and Cantina Solo. This is a meaningfully audited protocol, which reduces code-level gharar. Nonetheless, the January 2026 Saga exploit causing ~$5.9m USDC and hundreds of thousands of yUSD/yETH losses, followed by a ~97% redemption freeze, shows that audit coverage did not extend to all third-party integration risk, leaving real uncertainty for current depositors.
Maysir — Does YieldFi vyUSD involve gambling or speculation?
vyUSD is not designed as a gambling instrument; it is a yield-vault wrapper built on documented lending, fixed-yield, and private-credit strategies rather than a payout lottery. Any speculative behavior seen in secondary markets is a function of general crypto trading culture, not a feature built into the token's design, and such third-party misuse does not by itself determine the coin's own ruling. The primary concern here is riba and gharar rather than maysir.
Assessment: Maysir / Qimar (Gambling)
Score: 37.3/100
Our methodology examines 11 criteria to determine whether YieldFi vyUSD is a gambling instrument or a genuine economic tool.
YieldFi vyUSD serves a genuine functional purpose: it aggregates deposited stablecoins into diversified yield strategies (lending markets, Pendle fixed-yield positions, private credit) and issues a NAV-tracking receipt token redeemable through a documented withdrawal queue. This is asset-management infrastructure with real reported revenue (~$2.23m annualized) and historical TVL in the hundreds of millions, not a chance-based payout mechanism. Depositors are compensated for bearing exposure to underlying strategy performance, which is a productive, utility-driven design distinct from wagering.
Against this genuine utility, vyUSD's current market behavior shows signs of distress rather than healthy speculation: it trades near $0.92 against its $1 target with daily volume around $3.53 and a small circulating supply of roughly 1.83m tokens, consistent with the post-exploit redemption freeze. This is illiquidity and impaired confidence, not maysir-style gambling. The protocol's intended design remains utility-focused; the current thin, dislocated secondary market reflects operational crisis rather than a speculative game built into the token itself.
The Full 27-Point Screening
1. Legitimacy (4 criteria)
| Criterion | Score | Analysis |
|---|
| Team Transparency | 55/100 | Founder Shailesh Gupta is named, credentialed, and has a traceable prior venture, but no other team members or full organisational structure are disclosed in these sources. |
| Fraud & Scam Risk | 25/100 | Sources document a real exploit-driven redemption freeze, a public rugpull allegation, and a separate scam write-up, all specific to YieldFi/vyUSD. |
| Use Case Legitimacy | 65/100 | The platform shows genuine on-chain revenue, TVL, and a functioning yield-vault product rather than pure hype, per DefiLlama and protocol documentation. |
| Ethical Practices | 20/100 | The vault's own design deploys deposits directly into lending markets and fixed-yield bond-like instruments as its core strategy, not as third-party misuse. |
Summary: The founder is named and credentialed, but the platform has suffered a real exploit-linked redemption freeze plus public rugpull and scam allegations that warrant caution.
2. Project Operations (9 criteria)
| Criterion | Score | Analysis |
|---|
| Core Protocol Business | 20/100 | The base protocol's core business is deploying capital into lending vaults, zero-coupon bond positions, and private credit, placing it in an interest-based sector. |
| Transaction Fees | 55/100 | Fees are transparently charged only against realised yield rather than principal, which is fair in structure even though the underlying yield itself derives from interest-based strategies. |
| Treasury Assets | 40/100 (low evidence) | The sources describe vault asset composition (USDC/USDT plus strategies) but do not disclose a separate protocol treasury's holdings, so treasury composition could not be established. |
| Revenue Model | 20/100 | Protocol revenue is explicitly management fees taken from yield generated by lending, private credit, and fixed-yield bond strategies. |
| Transparency | 55/100 | Extensive documentation and published audits exist, but explicit confirmation of open-source smart contract code was not clearly established in these sources. |
| Governance | 20/100 | No holder governance or DAO is described; YieldFi as issuer/operator unilaterally paused redemptions during the Saga incident, showing centralised control. |
| Launch Fairness | 40/100 (low evidence) | No source describes vyUSD's launch process, any pre-mine, or insider allocation, so launch fairness could not be established. |
| Token Distribution | 30/100 | Market data shows an unusual supply picture (zero reported total supply against a small self-reported circulating supply) with no disclosed distribution breakdown. |
| Speculation/Utility Ratio | 55/100 | The token is utility-oriented (a yield vault claim) rather than a meme, but very low trading volume and a below-peg price suggest limited genuine market activity. |
Summary: vyUSD is a vault built on yUSD that deploys deposits into lending, private-credit, and fixed-yield bond strategies, legally classified as a subordinated debt instrument under centralised YieldFi control.
3. Financial Health (4 criteria)
| Criterion | Score | Analysis |
|---|
| Protocol Revenue | 20/100 | Protocol revenue is generated from yield on lending markets and fixed-yield bond instruments, which are interest-based sources. |
| Financial Status | 25/100 | vyUSD trades below its $1 target with very thin volume, and redemptions were frozen after a related exploit, indicating financial instability. |
| Interest Assessment | 15/100 | The base protocol explicitly deploys assets into lending vaults (Morpho, Silo), private credit, and Pendle fixed-yield bonds, confirming interest-bearing activity at the protocol level. |
| Audit Quality | 75/100 | Named firms Sherlock, Cyfrin, Halborn, and Cantina have audited YieldFi contracts with dated reports and disclosed findings that were subsequently remediated. |
Summary: The protocol shows measurable fees and revenue, but vyUSD is currently trading below peg with thin liquidity and multiple named audit firms have reviewed the contracts.
4. Token Economics (5 criteria)
| Criterion | Score | Analysis |
|---|
| Token Purpose | 75/100 | vyUSD is documented as a genuine utility instrument representing a yield claim, not a meme token, per the project's own technical and legal documentation. |
| Governance Rights | N/A | Token Terms explicitly state vyUSD/yUSD are not equity and confer no governance rights, so the absence of governance is a stated design feature rather than an undisclosed gap. |
| Rewards Distribution | 70/100 | Documentation confirms rewards accrue variably via a rising NAV/exchange rate tied to strategy performance rather than a fixed rate. |
| Speculation Controls | 35/100 | No explicit anti-speculation mechanisms (caps, holding limits) are described; the NAV-based withdrawal queue offers limited arbitrage friction but is not framed as an anti-speculation control. |
| Asset Backing | 20/100 | The token is backed by deposited stablecoins deployed into lending and fixed-yield bond strategies rather than tangible or clearly halal-screened assets. |
Summary: vyUSD is a genuine yield-utility token with variable, NAV-based rewards but no governance rights, backed by interest-bearing and fixed-yield instruments rather than halal-screened assets.
5. Staking Mechanism (5 criteria)
| Criterion | Score | Analysis |
|---|
| Mechanism Type | 35/100 | Vault tokens are held non-custodially, but redemption depends on a queue that the issuer can unilaterally pause, as occurred after the Saga exploit. |
| Islamic Contract Classification | 15/100 | The issuer's own legal documentation classifies vyUSD as a subordinated debt instrument, which does not map cleanly onto Mudarabah, Wakalah, or Ju'alah structures. |
| Rewards Structure | 60/100 | Rewards are variable and tied to actual strategy performance rather than fixed or guaranteed, per the protocol's documentation. |
| Documentation | 70/100 | YieldFi publishes detailed Token Terms, fee mechanics, and redemption process documentation disclosing key terms and the exceptional-event pause power. |
| Shariah Alignment | 15/100 | The combination of an explicit debt-instrument classification, interest-based underlying strategies, and a discretionary redemption freeze leaves a core unresolved Shariah question. |
Summary: The vault mechanism resembles non-custodial staking with variable, activity-based rewards, but redemption can be unilaterally paused by the issuer and its underlying debt-instrument classification remains unresolved.
Overall Assessment: YieldFi vyUSD is a real, documented DeFi yield-vault product rather than a meme coin, but its core design channels funds into interest-based lending and fixed-yield strategies, is legally framed as a debt instrument, and has experienced a recent exploit-driven redemption freeze, all of which raise substantive and largely unresolved Shariah concerns.
Written by ThanvirFounder, Ex Director S&P Global Energy
Reviewed by Imam Omar SiddiqiShariah Scholar