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Prediction Markets Guide — UK Edition 2026

Polymarket Klarna & Buy-Now-Pay-Later Deposit Options

Polymarket does not accept Klarna or any buy-now-pay-later service. USDC is the only accepted currency. This guide explains payment alternatives for UK users who prefer not to use a traditional debit card.

By the Polymarket Klarna UK Editorial Team • Updated May 2026
Polymarket is geoblocked in the UK. UK traders access equivalent CLOB liquidity via PolyGram. 0% fees. Optional KYC. USDC on Polygon.

Why Polymarket Does Not Accept Klarna

Klarna and other BNPL services are GBP/fiat instruments. Polymarket and PolyGram only accept USDC on the Polygon blockchain. There is no mechanism to convert a Klarna payment into on-chain USDC. Additionally, regulatory requirements prohibit the use of credit facilities (including BNPL) for gambling-adjacent financial products in many jurisdictions.

Payment Methods That Do Work

To fund PolyGram from the UK: (1) Bank transfer to Coinbase UK → buy USDC → withdraw to Polygon. Zero bank-to-Coinbase fee via Faster Payments. (2) Debit card on Coinbase UK → buy USDC → withdraw to Polygon. 1.49% Coinbase fee. (3) Revolut → buy USDC → withdraw to Polygon. Variable fees, lower limits for new accounts.

Can I Use a Credit Card?

Most UK banks classify cryptocurrency purchases on credit cards as "cash advances" and apply cash advance interest rates (typically 25-30% APR) from day one — with no interest-free period. Using a credit card to buy USDC is not recommended. American Express is blocked by most crypto exchanges for this reason.

Fastest Free Deposit Method

The fastest and cheapest method for most UK users: (1) Create Coinbase UK account (takes 24-48 hours for full verification). (2) Connect your UK bank via Open Banking or Faster Payments. (3) Transfer GBP to Coinbase instantly (Faster Payments). (4) Buy USDC on Coinbase. (5) Send USDC to your PolyGram Polygon address. Total external cost: £0 (Coinbase charges 0% for Faster Payments; Polygon gas is < £0.01).

Trade Prediction Markets from the UK

PolyGram mirrors Polymarket's CLOB. Access all markets, same prices, 0% fees.

Open PolyGram → View FAQ

Frequently Asked Questions

Is Polymarket legal in the UK?
Polymarket itself operates in a legal grey area in the UK. Prediction markets settled in cryptocurrency (USDC) are not straightforwardly classified as "gambling" under the Gambling Act 2005, which requires cash prizes to trigger regulation. No UK authority has taken enforcement action against Polymarket. However, Polymarket voluntarily geoblocks UK IP addresses. PolyGram mirrors Polymarket's CLOB liquidity and is accessible to UK users.
Why is Polymarket blocked in the UK?
Polymarket geoblocks UK users as a precautionary compliance measure, not because the UK has explicitly banned it. The Gambling Commission has not issued guidance specifically covering USDC-settled prediction markets. PolyGram was built to give UK traders access to the same Polymarket CLOB order book without the IP restriction.
Do I need a VPN to use Polymarket from the UK?
Using a VPN to circumvent Polymarket's geoblock violates Polymarket's Terms of Service and could result in your account being restricted. A better option is PolyGram, which legally mirrors Polymarket's CLOB liquidity and is fully accessible to UK users without a VPN.
What currency do prediction markets use?
Polymarket and PolyGram use USDC (USD Coin), a US-dollar-pegged stablecoin on the Polygon blockchain. Each contract share is worth between $0.00 and $1.00 USDC, with the final value settling at $1.00 (YES wins) or $0.00 (NO wins). UK users can buy USDC on Coinbase UK, Kraken UK, or any FCA-registered crypto exchange.
Is PolyGram regulated by the FCA?
No. PolyGram is not regulated by the Financial Conduct Authority. Prediction markets are a novel category and no major prediction market platform — including Polymarket or Kalshi — holds FCA authorisation. Always trade only what you can afford to lose.
How do I fund a PolyGram account from the UK?
Purchase USDC on an FCA-registered exchange (Coinbase UK and Kraken UK are the most popular). Send USDC on the Polygon network to your PolyGram deposit address. Deposits are credited after 12 confirmations, typically within 2–3 minutes. Minimum deposit is $10 USDC.

Live Prediction Markets

Real-time odds sourced from Polymarket · updated hourly