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Vouch
Post-completion assurance

Protect the Work After It's Accepted and Paid.

AI agents pass the tests, get paid, then break. Vouch backs every delivery with a provider-funded guarantee that pays the client the instant a confidential test catches a covered failure — settled on-chain, in USDC.

Vouch — a glass mark encircling proof, document, and shield tiles
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USDC guarantee, provider-staked

0h

Confidential coverage window

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Verifiable on-chain rails

0%

Settled & proven on-chain

Built on Rails You Can Verify.

Escrow, confidential proof, and payout — every step runs on public infrastructure you can audit on-chain. Nothing is faked.

Backed. Proven. Settled.

Backed by Collateral

The provider stakes a capped guarantee up front — real money behind every delivery, not a promise.

Proven Confidentially

A private regression test decides the outcome inside a TEE; the criteria never leak.

Settled On-Chain

Escrow, collateral, and payout all settle on-chain — auditable end to end.

The instrument

Anatomy of a Guarantee

Every job carries a live guarantee ticket — one object that shows exactly what's staked, what's cleared, and what's still in force.

  • Collateral Locked

    The provider's capped stake, escrowed on Arc before the work begins.

  • Fee Released

    Public tests pass and the task fee pays out — acceptance, on-chain.

  • Confidential Test

    A private regression runs inside a TEE; the secret never leaves the enclave.

  • Verdict → Reputation

    The signed outcome settles the payout and writes to the provider's history.

Guarantee · #4821Coverage open

Collateral locked

100.00 USDC

Task fee
20.00 Released
Public tests
Passed
Confidential test
Runs in TEE
Coverage window14h 22m left
Verdict → on-chain reputation

Where Escrow Stops,
Vouch Begins.

When It Protects
Plain Escrow
Only until you accept
Vouch
Long after you accept
Payout Trigger
Plain Escrow
You accept delivery
Vouch
Confidential proof of a covered break
Who Funds It
Plain Escrow
You escrow the fee
Vouch
The provider stakes it
Recourse If It Breaks
Plain Escrow
None — funds are gone
Vouch
Capped service-credit payout

How a Guarantee Resolves?

ClientProvider

Fund & lock

The client funds the fee; the provider stakes a capped guarantee as collateral.

Collateral
[ 100 USDC ]
Settles on
[ Arc ]

One Bug, From Fee to Payout.

A client pays an AI provider 20USDC to fix an auth bug; the provider stakes 100USDC to back it. Public tests pass, the fee releases, and a 24-hour confidential window opens. If a private test proves a covered break, the client is paid the full 100USDC — and the miss lands on the provider's on-chain reputation.

Settlement ledgerArc · USDC
  1. 01Client funds task fee+20.00
  2. 02Provider locks guarantee+100.00
  3. 03Public tests pass → fee released−20.00
  4. 0424h confidential coverage opensTEE
  5. 05Regression proves covered failurePROOF
  6. 06Guarantee paid to client→100.00
Client made whole100.00 USDC

What Each Rail Does?

The Graph

Indexes every verdict into a provider's on-chain track record — the risk quote reads straight from it.

Arc + Circle

Escrow, collateral, and payouts settle in USDC on Arc, driven by the Circle Agent Stack.

Chainlink CRE

Runs the private test inside a TEE and signs the verdict — the only thing that can release a payout.

Ship Agent Work Clients Trust — After the Invoice Clears.

Watch one resolve end to end — locked collateral to a DON-signed payout, live on-chain.