Question 1

What is Solana Instant Blackjack?

Accepted Answer

Solana Instant Blackjack is a provably fair blackjack game built on the Solana blockchain. Every hand uses on-chain randomness and can be verified; transactions settle in under a second.

Question 2

Is just.deal provably fair?

Accepted Answer

Yes. We use a commit–reveal scheme with server and client seeds. After each game you can verify that the outcome was determined by those seeds and was not manipulated.

Question 3

How fast are deposits and payouts on Solana?

Accepted Answer

Solana typically achieves transaction finality in about 0.4–0.5 seconds. Deposits and withdrawals are on-chain transfers, so they benefit from this speed.

Question 4

Do I need to create an account to play?

Accepted Answer

You connect with a Solana wallet (e.g. Phantom, Solflare). Your wallet address is your identifier; we do not use traditional email/password registration.

Question 5

Where can I verify game fairness?

Accepted Answer

In-game, use the Provably Fair or Seeds option to view server seed, client seed, and nonce for any completed hand. You can reproduce the draw order to verify outcomes.