Opcode

opcode
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CoinYQ Dossier

The solver became a stock app; its billion tokens gathered in two safes

Opcode asks users to notice the route beneath a one-tap stock trade. Its own token demands the same scrutiny. A CoW Swap solver team shipped a self-custodial interface for Ondo stock tokens, but minted OPCODE before the beta, placed nearly nine-tenths of supply in two multisigs, and attached fee discounts plus a discretionary “burn” story to code whose total supply cannot burn.

Before the interface, the product was a solver

Opcode’s public origin is a performance claim rather than a named founder story. The site says its team was the number-one CoW Swap solver in 2024 and 2025, moving billions of dollars. Solver work is invisible to most users: competing programs search liquidity and submit a route that can settle an order on-chain.

That history explains the product choice. Opcode does not issue a share token or run a traditional order book. It takes an order from the user’s wallet, asks the permitted solvers for execution, shows the asset received, interface fee and settlement cost, and leaves the user to sign. The advantage being sold is routing wrapped in a simpler screen.

A billion OPCODE arrived before the beta

On 25 June 2026, address 0xf551…c48f used Ethereum’s CREATE2 factory to deploy OPCODE and receive all 1 billion units. The short verified contract is unusually final: no administrator, proxy, new minting, pause, blacklist, tax or contract burn. Holders can transfer and use permit, but nobody can change its supply rules.

Distribution is less final in public evidence. On 5 September 2026, a 3-of-4 Safe held 80.0776%, a 2-of-5 Safe held 9.98%, and Uniswap v4 PoolManager held about 9.823%. The initial recipient retained almost nothing. On-chain thresholds show how many signatures move each Safe, not who those signers represent, what vesting applies, or why each allocation exists.

Polymancer opened the stock interface in July

Current terms name Polymancer Ltd. and define Opcode as software for secondary-market swaps into Ondo tokens, outside the United States. The beta went live on 29 July 2026 with USDC funding, an embedded passkey wallet, quotes and Ethereum settlement. Later notes added card-funded USDC, savings-dollar swaps and an open-source MCP server for staged, user-approved agent trades.

The layers create different obligations. Polymancer operates the interface and can change fees or deny access. Solvers route swaps. Ondo’s issuer documents define the stock token and any redemption. Ondo says those tokens track the economic value of the underlying security, including net dividends, but are not shares and do not give holders the underlying asset. OPCODE sits outside that claim entirely. The on-chain path has a permissioned gate: an immutable Gateway accepts only addresses allowed by SolverList. At block 25,909,035, its manager was the OPCODE deployer and three addresses were enabled, including that manager address itself. The role can be transferred through a two-step handoff, so “independent” is a term in Polymancer’s documents, not proof that three unrelated operators control settlement.

The discount works; the burn remains a policy

The current API makes the utility measurable. Standard trades cost 25 basis points; balances of 5,000, 20,000 and 75,000 OPCODE unlock 15, 10 and 5 basis points. That last tier is the advertised 80% reduction. The server checks the balance and applies a schedule Polymancer can change; no holder vote or smart-contract entitlement fixes it.

The homepage also says part of protocol fees may buy OPCODE in the market and burn it. Its own footnote says buybacks may change or stop and pay nothing to holders. There is a deeper technical mismatch: OPCODE has no burn method and total supply is immutable. A dead-address transfer could make tokens unusable while the reported supply stays one billion. Until the operator publishes transactions and a definition, “burn” is an intention, not a supply mechanism encoded in OPCODE.

How the project changed

  1. 2024–2025
    The team operates a leading CoW Swap solver

    Opcode attributes its routing approach to a solver it says ranked first across both years, while leaving its founders unnamed.

  2. 2026-06-25
    One billion OPCODE are minted

    The CREATE2 deployment sends the fixed lifetime supply to the deployer address before the trading beta.

  3. 2026-07-14
    Polymancer publishes the current terms

    The interface terms identify its operator and separate Opcode software from Ondo issuance and solver counterparties.

  4. 2026-07-29
    Opcode beta opens

    Eligible users can buy and sell tokenized stocks and ETFs with USDC on Ethereum from a self-custodial wallet.

  5. 2026-08-06
    Agent trading reaches an MCP server

    The first open-source server stages stock trades locally and requires user approval before each signature.

Evidence and primary sources

Last evidence review: 2026-09-05

What is Opcode?

Opcode is an Ethereum trading interface operated under current terms by Polymancer Ltd. Its July 2026 beta lets eligible non-US users swap USDC for Ondo tokenized stocks and ETFs from a self-custodial wallet. The terms call the routers independent third-party solvers, but the Gateway accepts only addresses chosen through a manager-controlled SolverList. OPCODE, at 0x000c0dee51a14997adc2c7491e4aef428d56d672, is a separate utility token: holding it changes the fee tier on this interface.

The distinction matters. Ondo Global Markets issues the stock-tracking tokens and its governing documents define their economic exposure and redemption. Opcode is neither their issuer nor a broker or custodian under its own terms. OPCODE itself is not a tokenized stock and gives no claim on the shares, Polymancer, Ondo or protocol revenue.

What problem does Opcode solve?

The team presents its origin through execution rather than a founder biography: it says it ran the number-one CoW Swap solver in 2024 and 2025. A solver competes to find and settle a route for an order. Opcode turns that backend skill into a consumer product that compares routes, shows fees and settlement cost, and lets the user sign from a wallet.

Tokenized stocks add a second boundary. The app can simplify a swap, but the issuer still controls eligibility and redemption, traditional markets still set trading sessions, and the token is economic exposure rather than the underlying share. Polymancer can also refuse access or orders by region under its terms.

How does Opcode work?

The verified OPCODE contract was deployed through Ethereum’s canonical CREATE2 factory on 25 June 2026. Its constructor minted exactly 1,000,000,000 OPCODE with 18 decimals to 0xf551…c48f. The code has ERC-20 transfers and EIP-2612 permit, but no owner, proxy, later mint, contract burn, pause, blacklist or transfer tax. Total supply is immutable.

The app’s live fee endpoint lists a standard 25 basis-point fee. Holding 5,000 OPCODE lowers it to 15 bps, 20,000 to 10 bps and 75,000 to 5 bps, an 80% discount. These tiers are server-side product rules; the token contract neither enforces nor freezes them. The site says a share of protocol fees may fund market buybacks, while its footnote makes them discretionary and cancellable. It also says burn reduces supply, but this fixed-supply contract has no burn function. Sending bought tokens to an inaccessible address could reduce usable circulation, not totalSupply().

Distribution remains concentrated and unexplained by a public allocation schedule. On 5 September 2026, a 3-of-4 Safe held 800,776,004.1337 OPCODE and a 2-of-5 Safe held 99,800,000, together about 90.0576%. A Uniswap v4 PoolManager held about 9.8230%. The Safe signer addresses are visible on-chain, but Opcode has not published who they represent, what vesting duties apply or what treasury mandate each Safe has.

The trading contracts have a different control boundary from OPCODE itself. The live Gateway is a direct, non-proxy deployment and checks signed order fields, but its SolverList manager can add or remove eligible solvers and transfer management through a two-step handoff. At block 25,909,035, the OPCODE deployer was manager, no transfer was pending, and three solver addresses were enabled; the manager/deployer itself was one of them. This role cannot mint OPCODE or seize an unsigned wallet balance, but it decides which addresses may settle through this Gateway. The legal independence of the other solver operators is not publicly established.

Key facts

  • Opcode beta launched on 2026-07-29 and trades Ondo stock and ETF tokens with USDC on Ethereum mainnet.
  • The current terms identify Polymancer Ltd. as interface operator and apply England and Wales law with London LCIA arbitration.
  • Opcode is non-custodial: users authorize orders from their wallet. Its terms call solvers independent third parties, while the live Gateway restricts settlement to manager-approved addresses.
  • OPCODE is the Ethereum token at 0x000c0dee51a14997adc2c7491e4aef428d56d672, deployed on 2026-06-25 with 18 decimals.
  • The entire fixed supply of 1,000,000,000 OPCODE was minted once to the deployer address.
  • Verified code has no owner, later mint, burn, pause, blacklist, proxy or transfer tax; it supports ERC-20 movement and permit.
  • Current fee tiers are 25 bps standard, then 15, 10 and 5 bps at holdings of 5,000, 20,000 and 75,000 OPCODE.
  • Buybacks are discretionary and may stop. The contract cannot reduce totalSupply through a burn function, so “burn” mechanics are not defined in code.
  • Two Safe wallets held about 90.0576% of supply on 5 September 2026: 80.0776% in a 3-of-4 Safe and 9.98% in a 2-of-5 Safe.
  • Ondo’s stock tokens provide economic exposure including net dividends but are not the underlying stocks and do not give a right to receive those shares.
  • OPCODE grants no equity, dividend, protocol-fee distribution, Ondo collateral, stock exposure or governance vote.
  • The Gateway is a direct immutable deployment, but SolverList management is transferable and can add or remove solvers. The OPCODE deployer was manager and one of three active solver addresses at block 25,909,035.

Official links

Official websiteWhitepaperBlock explorerX / TwitterTelegramGitHub

Frequently asked questions

What does OPCODE do?

It can qualify an opcode account for lower trading fees. The current highest tier requires 75,000 OPCODE and reduces the interface fee from 25 to 5 basis points.

Is OPCODE a tokenized stock?

No. OPCODE is the interface utility token. The separately traded Ondo tokens provide economic exposure to named stocks and ETFs under Ondo’s documents.

Can more OPCODE be minted?

No. The verified constructor minted 1 billion once, and there is no mint function, owner or proxy.

Does OPCODE really burn supply?

The website describes possible discretionary buyback and burn, but the contract has no burn function and total supply is fixed. A transfer to an inaccessible address could remove usable tokens without lowering totalSupply.

Who controls most tokens?

On 5 September 2026, two unlabeled Safe wallets held about 90.06%. Their thresholds are public, but Opcode has not published their allocation, vesting schedule or controllers’ legal identities.

Does opcode custody stock tokens?

Its current terms say no: the user signs from a self-custodial wallet, solvers are counterparties or routers, and Polymancer cannot move or recover settled assets.

Can anyone use the stock interface?

No. Current terms exclude US persons and prohibited jurisdictions and may require professional or qualified-investor status. Availability and Ondo rules can change.

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