Islamic Finance Principles Assessment
Riba — Does Mento Euro involve interest?
Mento Euro itself pays no advertised yield to holders, but the infrastructure behind it is not free of interest. Governance documentation confirms the Reserve already earns "staking/lending yield" on idle collateral, and proposals exist to tier Reserve assets into higher-risk, yield-bearing buckets. Combined with a native borrowing feature in the broader Mento protocol, this makes riba a live, not merely theoretical, concern for EURm's ecosystem.
Assessment: Moderate Riba
Score: 51.3/100
Our methodology examines 10 criteria to evaluate how well Mento Euro avoids interest-based mechanisms.
Mento's disclosed revenue comes primarily from FX swap fees, a permissible fee-for-service model. However, governance materials state that the Reserve backing EURm already earns interest-based yield on idle collateral held while sitting overcollateralized, and forum proposals discuss expanding this into staking and blue-chip lending strategies. This means treasury income supporting protocol operations is, at least partly, interest-derived rather than purely fee-based, creating a direct riba exposure at the institutional level even though EURm holders receive no direct interest payout themselves.
Separately from EURm's peg mechanics, the broader Mento V3 protocol includes a native CDP/Trove borrowing system: users deposit USDm collateral and borrow FX stables at a self-set annual interest rate. This is a protocol-level lending feature, not a third-party integration, meaning interest-based borrowing is embedded in Mento's own infrastructure. While EURm's core design as a collateralized payment instrument is not itself a loan, its association with an interest-rate-based borrowing module within the same protocol suite is a meaningful riba consideration for cautious investors.
Gharar — How much uncertainty does Mento Euro involve?
Uncertainty around Mento Euro is comparatively low relative to typical DeFi projects, given named leadership, public code, and multiple audits. What increases gharar is the lack of full clarity on fee-splitting and the evolving Reserve yield strategy. On balance, disclosure quality is strong, though some operational details remain unresolved.
Assessment: Minor Gharar (Mostly Clear)
Score: 75/100
Our methodology examines 15 criteria including team transparency, audit quality, and governance.
Mento Labs is a Berlin-registered company with a publicly named team: CEO Dr. Markus Franke (previously JP Morgan, Merrill Lynch, Allianz, co-creator of Celo) and CTO Bogdan Dumitru, alongside a broader named engineering, legal, and partnerships staff. The project has a multi-year track record since 2022, evolving transparently from Celo's cUSD/cEUR into the standalone Mento protocol with a formal USDm/EURm rebrand. Code is fully open-source with public documentation on GitHub. This level of identifiable accountability substantially reduces gharar compared to anonymous or pseudonymous projects.
Mento Euro's contracts have undergone multiple named audits: ChainSecurity reviewed Mento Core V3 and Mento Liquity V2 (dated February 2026), 0xMacro audited Mento contracts in August 2023, and Verilog Solutions performed an earlier v2 audit. This is a well-documented audit history, not an absence of scrutiny. Residual uncertainty stems from unclear disclosure of exact fee-split mechanics between burn, treasury, and liquidity providers, and from governance proposals that could shift Reserve composition toward less transparent, higher-risk yield strategies over time.
Maysir — Does Mento Euro involve gambling or speculation?
Mento Euro is not designed as a speculative or gambling instrument; it is a euro-pegged medium of exchange for FX swaps and payments. Its stability mechanisms actively work against speculative price swings. The main maysir-adjacent risk lies not in EURm's design but in how it may be traded on secondary markets.
Assessment: Minor Maysir (Incidental)
Score: 74.1/100
Our methodology examines 11 criteria to determine whether Mento Euro is a gambling instrument or a genuine economic tool.
EURm exists to provide low-cost, on-chain euro exposure and FX conversion, reportedly processing over $18.5 billion in 2025 stablecoin trading volume across millions of users. Its peg is maintained through oracle-priced Fixed-Price Market Maker pools and Reserve overcollateralization, both of which are stability-oriented, anti-speculation mechanisms rather than promotional or reward-driven hype features. This real economic function — enabling cross-border euro payments and remittances without volatile crypto exposure — is fundamentally distinct from instruments whose value derives from chance or zero-sum wagering.
Because EURm is pegged and collateralized, it offers little basis for the kind of directional price speculation seen in volatile tokens, and its own tokenomics carry no promotional airdrop-style incentives aimed at holders. Any speculative behavior would occur off-protocol, such as leveraged trading of EURm on third-party venues or speculative positioning around the separate MENTO governance token's vesting unlocks. Such secondary-market misuse is not a feature of EURm's own design and should not be read as determinative of its Shariah standing, though it remains a factual risk worth naming.
The Full 27-Point Screening
1. Legitimacy (4 criteria)
| Criterion | Score | Analysis |
|---|
| Team Transparency | 90/100 | The team is publicly named with credentialed, traceable founders and a registered corporate entity. |
| Fraud & Scam Risk | 75/100 | No fraud, hack or rug-pull reports were found for Mento, but this is inferred from an absence of negative coverage rather than an explicit clearance. |
| Use Case Legitimacy | 90/100 | Sources document real-world use in remittances, payroll, savings and cross-border FX at meaningful scale. |
| Ethical Practices | 75/100 | The stablecoin's own design as FX/payments infrastructure is not in a prohibited sector, though Reserve management touches interest-bearing instruments discussed under other criteria. |
Summary: The team behind EURm (Mento Labs) is publicly named, credentialed, and operating a multi-year, audited stablecoin platform with no fraud indicators found in these sources.
2. Project Operations (9 criteria)
| Criterion | Score | Analysis |
|---|
| Core Protocol Business | 85/100 | The base protocol is a decentralized FX exchange and stablecoin issuance platform, not a prohibited-sector business. |
| Transaction Fees | 55/100 | Fees are described as very low, but the sources do not clearly detail whether fees are burned, retained, or distributed. |
| Treasury Assets | 35/100 | While the Reserve is currently 1:1 fiat-collateral backed, governance proposals explicitly plan to allocate Reserve assets into interest-bearing savings and lending instruments. |
| Revenue Model | 35/100 | Documentation states the Reserve currently earns staking/lending yield on idle collateral as a revenue source, which is interest-based. |
| Transparency | 90/100 | The protocol is open-source with public documentation and multiple published audit reports. |
| Governance | 55/100 | Governance runs through the MENTO token with veMENTO voting, but a 30% team/investor allocation with early voting rights indicates meaningful centralisation. |
| Launch Fairness | 55/100 | The launch allocated 45% to treasury and 30% to team/investors with vesting, versus only a 5% airdrop, rather than a broad fair launch. |
| Token Distribution | 65/100 | EURm is minted on demand against collateral rather than pre-mined, but the sources mainly document distribution mechanics for the separate MENTO token, not EURm specifically. |
| Speculation/Utility Ratio | 90/100 | EURm is consistently framed as a utility-focused payments/FX instrument rather than a speculative asset. |
Summary: EURm is a euro-pegged stablecoin issued via an open-source, oracle-priced FX exchange protocol whose governance and treasury show some centralisation and reserve-yield ambitions alongside a disclosed but non-uniform launch distribution.
3. Financial Health (4 criteria)
| Criterion | Score | Analysis |
|---|
| Protocol Revenue | 35/100 | Disclosed protocol revenue includes staking/lending yield on Reserve collateral, an interest-based source. |
| Financial Status | 80/100 | The Reserve reports a healthy 3.4x collateral ratio with significant surplus, and the platform shows large, growing transaction volume. |
| Interest Assessment | 25/100 | The protocol's own CDP/Trove system enables borrowing stablecoins against collateral at a set annual interest rate, and Reserve yield plans include lending activities. |
| Audit Quality | 85/100 | Named firms ChainSecurity, 0xMacro, and Verilog Solutions have produced dated, published audits of Mento's contracts. |
Summary: The protocol generates revenue partly from swap fees and partly from interest-bearing Reserve yield and native CDP lending, and its contracts have been audited by named firms including ChainSecurity and 0xMacro.
4. Token Economics (5 criteria)
| Criterion | Score | Analysis |
|---|
| Token Purpose | 90/100 | EURm functions as a genuine euro-pegged payment/utility token rather than a meme asset. |
| Governance Rights | N/A | EURm holders have no governance rights by design, since governance sits with the separate MENTO token — a neutral feature for a pegged stablecoin. |
| Rewards Distribution | 70/100 | There is no stated fixed or guaranteed native yield for EURm holders; any yield comes from third-party DeFi use, though this is inferred rather than explicitly confirmed. |
| Speculation Controls | 80/100 | Oracle-priced pools and Reserve overcollateralization are explicitly designed mechanisms to maintain the peg and limit speculative deviation. |
| Asset Backing | 70/100 | EURm is stated to be 1:1 backed by euro-denominated fiat-stable collateral, though proposed yield-bearing Reserve allocations could partially dilute pure asset backing. |
Summary: EURm is a utility-driven payment stablecoin backed by fiat-stable reserve collateral, carrying no native governance rights or guaranteed yield of its own, though Reserve-level yield plans introduce some interest exposure.
5. Staking Mechanism
Mento Euro 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: EURm presents as a transparent, genuinely utility-oriented stablecoin from a credentialed team, but Shariah review should weigh the protocol's disclosed interest-bearing Reserve yield practices and native interest-rate-based borrowing feature.
Written by ThanvirFounder, Ex Director S&P Global Energy
Reviewed by Imam Omar SiddiqiShariah Scholar