Polymarket will take its change offline for roughly one hour on April 22. The downtime deploys V2, a full overhaul of its buying and selling contracts, order guide, and collateral system.
The improve replaces V1 completely. Each API integration and SDK consumer should migrate earlier than the cutover or cease working.
What Adjustments With Polymarket V2
The most important shift is a brand new collateral token known as Polymarket USD (pUSD). It replaces USDC.e because the platform’s settlement asset on Polygon. The token is backed 1:1 by USDC, with backing enforced onchain.
“…we’re rolling out a rebuilt buying and selling engine, upgraded good contracts, and a brand new collateral token (Polymarket USD) to maneuver off USDC.e,” learn an excerpt of their preliminary announcement.
For many customers, the frontend handles the conversion routinely by way of a one-time approval immediate. Nevertheless, API merchants and market makers face a heavier elevate.
New CTF Change V2 and Neg Threat CTF Change V2 contracts exchange the present buying and selling engine. The order construction drops legacy fields like nonce and feeRateBps.
Charges are actually calculated at match time quite than embedded in particular person orders.
Polymarket builders confirmed all open restrict orders might be wiped in the course of the switchover. The window begins round 11 a.m. UTC on April 22. Funds and present positions stay protected and unaffected all through the method.
The SDK’s hot-swap mechanism will auto-refresh linked shoppers as soon as V2 goes dwell. API customers who signal orders manually should replace the EIP-712 area model from “1” to “2.”
Safety and Bug Bounty
The V2 contracts are open-sourced and audited by each Cantina and Quantstamp. A $5 million bug bounty program is now dwell on Cantina. Crucial vulnerabilities are eligible for the total reward quantity.
Merchants can already check in opposition to V2 by way of a devoted staging endpoint. On April 22, V2 takes over the principle CLOB URL, so no base-URL change might be wanted after the cutover.
The platform processed document volumes in March, with transactions surpassing 192 million. That development provides urgency to a clean V2 rollout for Polymarket’s increasing person base.
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