BETOKEN
Community-focused prediction market on Telegram for trading and creating event tokens
Demo
About
BETOKEN is a community-focused prediction market on Telegram for trading and creating event tokens. Anyone can participate by creating markets and buying predictions via a Telegram mini app. Core Features: - Token creation, each option in the prediction market is an ERC20 token - Two types of markets supported: general and price markets: - General: Any topic, market creators act as the oracle. Open market creation, increased topic range and creative opportunity. - Price markets: Price markets, for example to predict the price of ETH/USDC in the future. Uses Chronicle as the oracle. - Quick & easy funding: Supports on-ramp via external wallet, Moonpay, Coinbase, or in-app swaps - Better wallet UX: Leverages Privy embedded wallets to be able to sign and send transactions from within the Telegram mini app. - Reputation scoring: Uses various factors to determine a score for each user. This is especially useful for trust in open market creation and resolution. These are the factors supported and their purpose: - Wallet activity & balances: Onchain activity and prevents bots, external wallets can only be linked to one BETOKEN account. - EAS Attestations e.g. Coinbase trading account, country: Benefit from 3rd party platform verifications, e.g. Coinbase KYC - World ID: Proof-of-personhood - Gnosis Circles: Social connections and network
How it's made
This project is built as a Telegram mini app using the following: Stack / Core tools: - Telegram - Next.js - tma.js - Foundry Partner technologies: - Coinbase OnchainKit: onramp, displaying user addresses and identities, in-app swap, get attestations for reputation score - Coinbase CDP SDK: Fetching various smart contract events from the main market contract, generate Coinbase buy URL - Privy: Telegram auth, embedded wallet creation, linking external accounts, onramp - Chronicle: price market oracle - World ID: Used as a factor in reputation scoring - Gnosis Circles: Used as a factor in reputation scoring - Blockscout: Used as the main explorer - Mantle, Base: Networks that the app lives on