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OUSD vs USDT

Origin Dollar and Tether, compared on the things that decide whether you get your dollar back. Live data, updated continuously.

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30-day peg gap and OUSD/USDT spread

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OUSD65Adequate

Origin Dollar is a dollar-denominated token tracked across 1 chains. No verified issuer disclosure is on file, so its collateral and legal structure score conservatively.

Verdict band: Adequate

USDT76Adequate

The largest dollar token on-chain, backed mainly by US Treasury bills and cash equivalents. Direct redemption is available to verified institutional customers above a minimum size; everyone else exits via secondary markets.

Verdict band: Adequate

Sortable tradeoffs between OUSD and USDT
Safety scoreComposite of collateral, peg, liquidity, issuer and track record.●●●●●5 of 56576USDT
Collateral qualityWhat actually backs the token, and how liquid that backing is.●●●●●5 of 55578USDT
Exit liquidityWhether you can leave at size without moving the price.●●●●●5 of 5$20.07M$3.55BUSDT
Issuer & legal standingRegulatory perimeter, disclosure quality and redemption rights.●●●●4 of 54854USDT
Peg tightness (live)Absolute distance from $1.00 right now — smaller is better.●●●●4 of 5−0.072%−0.061%USDT
Worst recorded depegHow badly the token has broken before, as a stress precedent.●●●●4 of 5None recorded-4.8%OUSD
Track recordYears live and behaviour through past stress events.●●●●4 of 553100USDT
Scale / market capBigger float usually means broader venue support and tighter spreads.●●●3 of 5$6.19M$182.94BUSDT
Chain reachNumber of networks where the token is natively deployed.●●●3 of 51 chains104 chainsUSDT
Best available yieldUpside — but every extra point above T-bills is paid for with risk.●●2 of 55.06%17.67%USDT

"Matters" is our weighting of how much each dimension typically drives a real allocation decision. Sort any column to re-rank the tradeoffs by what matters to you.

The short answer

USDT scores higher on safety (76 vs 65), driven mainly by collateral quality and disclosure. USDT has deeper tracked liquidity ($3.55B), which is what determines whether you can exit at size. USDT currently earns up to 17.67% — remember that any rate above the T-bill yield is payment for a risk.

If both are fiat-reserve tokens, note that holding both is not diversification: they share the same short-dated Treasury and banking exposure. Genuine diversification means mixing collateral structures.

Which one fits your goal: OUSD or USDT?

Capital preservation over everything else.

For park cash safely, USDT is the better fit over OUSD.

  • Safety score 76 vs 65, with collateral rated 78/100.
  • Current peg deviation -0.061% against -0.072% for OUSD.
  • USDT has 2 recorded depeg event(s) — read them before sizing up.

Concentrating in one issuer is a single point of failure regardless of score. Split across collateral structures.

Key risks, side by side

OUSD

  • Collateral volatility: a fast drawdown in backing assets can force liquidations.
  • No depeg recorded in our incident log — absence of history is not a guarantee.
  • Limited public attestation of reserves.
  • Yield venue risk: 5.06% is earned outside the token itself.
  • Chain concentration: 100% of supply sits on Ethereum.

USDT

  • Issuer and banking risk: reserves sit with Tether under El Salvador / BVI rules.
  • Depeg history: 2 recorded event(s), worst deviation -4.80%.
  • Attestation cadence: quarterly.
  • Yield venue risk: 17.67% is earned outside the token itself.
OUSD compared with USDT
MetricOUSDUSDT
CategoryStablecoinStablecoin
IssuerUndisclosedTether
JurisdictionNot documentedEl Salvador / BVI
Collateralcrypto-backedfiat-reserves
Peg mechanismcrypto-backedfiat-backed
Attestationnonequarterly
Redemptionmarket-onlygated
Price$0.9993$0.9994
Peg deviation−0.072%−0.061%
Market cap$6.19M$182.94B
7d supply change+8.40%+0.51%
Liquidity$20.07M$3.55B
Best yield5.06% (origin-dollar · Ethereum)17.67% (azuro · Polygon)
Chains1104
Launched2014
Worst recorded depegNone recorded−4.8%

Spread, peg gap and switching cost

Price spread (OUSD vs USDT)
-1.1 bps
$0.9993 vs $0.9994
Peg deviation gap
0.011 pp
OUSD −0.072% · USDT −0.061%
Yield spread
-12.61%
OUSD 5.06% · USDT 17.67%
Liquidity ratio
0.01×
$20.07M vs $3.55B

A round trip between OUSD and USDT costs roughly the market spread plus venue fees. At 1.1 bps of price gap, swapping $1M implies about $107.25 of price impact before fees — usually only worth it if the peg gap or yield spread is durable, not intraday noise.

Historical context

Track record is the part of a stablecoin you cannot model — it has to be observed. Here is how OUSD and USDT have actually behaved since launch, including every stress event we have on record.

  1. USDT

    Tether goes live.

  2. USDT

    Launched as Realcoin on Bitcoin's Omni layer, later renamed Tether.

  3. USDT

    NYAG filings reveal reserves were not fully cash-backed at the time.

  4. USDT

    Settles with the NY Attorney General; agrees to quarterly reserve reporting.

  5. USDT

    Terra contagion run (worst deviation -4.8%).

  6. USDT

    Shifts reserves decisively toward short-dated US Treasury bills.

  7. USDT

    Banking stress (worst deviation 0.5%).

Chain coverage

OUSD is live on 1 chains, USDT on 104. 1 chains carry both, so bridging is only unavoidable for the 103 networks where just one of them is deployed.

OUSD and USDT supply by chain
ChainOUSDUSDTBoth available
Tron logoTron$90.48BUSDT only
Ethereum logoEthereum$6.19M$74.11BYes
BSC logoBSC$9.18BUSDT only
Solana logoSolana$2.86BUSDT only
Aptos logoAptos$976.40MUSDT only
Arbitrum logoArbitrum$852.67MUSDT only
Polygon logoPolygon$832.74MUSDT only
Plasma logoPlasma$689.07MUSDT only
TON logoTON$680.37MUSDT only
Mantle logoMantle$437.41MUSDT only
Avalanche logoAvalanche$382.35MUSDT only
Kaia logoKaia$228.34MUSDT only
OP Mainnet logoOP Mainnet$193.06MUSDT only
X Layer logoX Layer$113.11MUSDT only
Hyperliquid L1 logoHyperliquid L1$100.25MUSDT only
Fantom logoFantom$82.91MUSDT only
Omni logoOmni$79.99MUSDT only
Celo logoCelo$78.87MUSDT only
Monad logoMonad$77.59MUSDT only
Near logoNear$64.33MUSDT only

OUSD vs USDT: frequently asked questions

Is OUSD or USDT safer?

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On our composite safety score USDT rates 76/100 versus 65/100 for OUSD. The score weighs collateral quality (fiat-reserves vs crypto-backed), redemption rights, attestation quality, peg history and liquidity depth. A higher score is not a guarantee: both remain issuer-credit and smart-contract exposures, not insured bank deposits.

What is the difference between OUSD and USDT?

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Origin Dollar is issued by Undisclosed (Not documented), backed by crypto-backed, with redemption terms: market-only. Tether is issued by Tether (El Salvador / BVI), backed by fiat-reserves, with redemption terms: gated. Attestation coverage is "none" for OUSD and "quarterly" for USDT.

Which has the bigger market cap, OUSD or USDT?

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USDT is larger at $182.94B in circulating supply, against $6.19M for the other. Over the last 7 days supply moved +8.40% for OUSD and +0.51% for USDT.

Are OUSD and USDT trading at $1.00 right now?

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OUSD trades at $0.9993 (−0.072% off peg) and USDT at $0.9994 (−0.061% off peg). The gap between the two is about 1.1 basis points, which is the cost you pay when rotating size between them before fees.

Has OUSD or USDT ever depegged?

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OUSD: no material depeg recorded in our incident set. USDT: worst recorded deviation −4.8%. Past peg behaviour under stress is the single best available proxy for how a token trades in the next crisis.

Which is better for large institutional size, OUSD or USDT?

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For block size the constraint is exit liquidity and primary redemption, not headline supply. USDT shows deeper on-chain liquidity at $3.55B versus $20.07M. Combine that with the redemption channel — OUSD: market-only; USDT: gated — and size trades against the primary window rather than the order book where possible.

Can I earn yield on OUSD or USDT?

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USDT currently shows the higher rate at 17.67% via azuro · Polygon, against 5.06% via origin-dollar · Ethereum for OUSD. Neither token pays interest by holding it in a wallet: the yield comes from lending, liquidity provision or a wrapped yield-bearing version, each with its own counterparty and contract risk.

Which chains support both OUSD and USDT?

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Both are deployed on 1 shared network, including Ethereum. OUSD spans 1 chains in total and USDT spans 104. Bridged supply on a chain is not the same as natively issued supply, and it usually carries the bridge's risk rather than the issuer's.

What does it cost to switch from OUSD to USDT?

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Budget three components: the current price spread of roughly 1.1 bps, swap or venue fees, and slippage against available depth ($20.07M for OUSD, $3.55B for USDT). For meaningful size, redeeming with the issuer and minting the other side is often cheaper than a secondary-market swap.

Is OUSD or USDT regulated?

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OUSD is issued from Not documented with none; USDT is issued from El Salvador / BVI with quarterly. Regulatory status varies by your own jurisdiction and by whether the token is offered under a specific stablecoin regime, so treat this as a starting point for diligence, not legal advice.