Migration Portal FAQ Developer Guide
Exchange Upgrade — April 28, 2026

Activate Your Migration to Polymarket V2

On April 28 at 11:00 UTC, Polymarket upgrades to CTF Exchange V2 with pUSD collateral. Trading pauses for ~1 hour. Your funds and positions carry over seamlessly.

✓ Your balance: Ready · ✓ Positions: Will carry over · ⚠ Open orders: Will be cleared

Migration Timeline

✓

Preparation

Balances secured, positions tracked

2

Trading Pause

~11:00 UTC, April 28

3

Upgrade

CTF V2 + pUSD deployed

4

Resume

~12:00 UTC, re-place orders

What's Changing

The upgrade brings meaningful improvements to trading infrastructure and user experience.

⚙

CTF Exchange V2

New exchange contracts with simplified order structure, optimized order matching, and improved fee collection. Lower gas costs and better lifecycle tracking.

$

pUSD Collateral

New Polymarket USD token replacing USDC.e. Standard ERC-20 on Polygon, backed 1:1 by USDC. Smart contract enforces full backing with no fractional reserve.

💪

Improved Reliability

Fees calculated at match time instead of order placement. Reduced balance-check race conditions and nonce invalidation issues.

What is pUSD?

Your new collateral token for trading on Polymarket V2.

USDC
Current Collateral
↓
pUSD
New Collateral (1:1)
↓
USDC
Convert Back Anytime

Backed 1:1 by USDC

Polymarket USD (pUSD) is a standard ERC-20 token on Polygon. It is fully backed by USDC reserves, enforced onchain by smart contract.

  • No algorithmic peg or fractional reserve
  • Protocol settles all trading in native USDC
  • Convert pUSD back to USDC 1:1 with no fees
  • One-time approval during migration
  • Your balance carries over automatically

Security & Audits

CTFv2 contracts have been independently audited by leading security firms.

AUDITED

Comprehensive security review of CTF Exchange V2 smart contracts and order matching logic.

AUDITED

Formal verification and vulnerability assessment of pUSD token and collateral contracts.

BUG BOUNTY

Live bug bounty program for ongoing security research and community participation.

Smart contracts are open source — Verified on Polygonscan, publicly auditable by anyone.

View on GitHub →

Live Markets

Preview of active markets on Polymarket. Your positions in these markets will carry over.

Ready to Migrate?

Most users only need to approve one signature. Your balance and positions carry over seamlessly.

Activate Your Migration

Follow these steps to activate your account for Polymarket V2.

1
Connect Wallet

Sign in with your existing wallet

2
Approve pUSD

One-time approval to convert USDC to pUSD

3
Confirm Migration

Approve new CTF V2 exchange contracts

Sign In