MetaBet
Feel the thrill with fast, fair, and fun games!
Created on 17th May 2025
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MetaBet
Feel the thrill with fast, fair, and fun games!
The problem MetaBet solves
🎰 MetaBet — A Fair & Fast Blockchain Casino Built by Us
MetaBet is our take on a decentralized online casino. We built it on the Base Sepolia testnet, and it lets you play fun, classic games like Dice, Mines, and Plinko — all powered by smart contracts.
No central system, no shady stuff. Every action — placing bets, deciding outcomes, giving payouts — runs on-chain. Just connect your wallet and play. It’s transparent, fast, and most importantly, fair.
🧩 What Problem Are We Solving?
While trying out some online casino platforms (Web2 and Web3), we realized a few annoying issues:
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❌ Can you really trust them?
Most platforms are centralized. You have no clue what’s happening behind the scenes — is the game fair? Who knows. -
⛽ Gas fees suck.
On Ethereum mainnet, sometimes the gas fee is more than your actual bet. That just kills the fun. -
🕒 Slow payouts.
Even if you win, you’re stuck waiting for your payout. Kinda ruins the vibe. -
🔄 Too many random tokens.
Some platforms use weird in-game tokens you have to manage or swap. It’s confusing and totally unnecessary.
💡 What Makes MetaBet Different?
We tried to keep things simple, fast, and fair. Here’s what we did differently:
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✅ Everything’s on-chain
Every bet, win, or payout goes through smart contracts. You can actually see what’s happening. -
⚡ Fast & cheap gameplay
Thanks to the Base network, games run with super low fees and almost no delays. -
💸 Instant payouts
If you win, you get paid instantly. No waiting, no middlemen. -
🪙 One token only
Everything runs on Base ETH. You don’t need to deal with multiple tokens or in-game currencies.
Thanks for checking out !
Challenges we ran into
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Syncing blockchain data with the UI and handling wallet interactions took time to get right.
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I wasn't familiar with Base’s OnchainKit and related SDKs initially. Understanding how they work and integrating them properly into the dApp required a lot of trial and error.
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While writing smart contracts, I faced the common "stack too deep" error in Solidity, especially while handling games like Mines and Plinko with multiple parameters. I had to refactor the code and split logic into smaller functions.
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Designing the profit system and game rewards was another challenge:
- Dice: Had to carefully balance win probabilities and multipliers to ensure fairness and sustainability.
- Mines: Implemented a dynamic reward multiplier based on how many safe tiles a user reveals.
- Plinko: Defined multipliers based on final slot positions, making sure the odds and returns were balanced.
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Fine-tuning the economics of each game (like platform profit margins vs. player rewards) involved multiple iterations and on-chain testing.
Tracks Applied (1)
Consumer
Technologies used
Cheer Project
Cheering for a project means supporting a project you like with as little as 0.0025 ETH. Right now, you can Cheer using ETH on Arbitrum, Optimism and Base.