OPSTOCK — On-Chain Options on Tokenized Stocks
Live on Robinhood Chain

Options on Tokenized Stocks. On-chain.

Write covered calls, cash-secured puts, and binary bets on real stock tokens. Powered by Chainlink oracles. Settled on-chain. No custodian.

Launch App → View Contract ↗
$NVDA $AAPL $TSLA $COIN $SPY + More Coming
5
MARKETS
0.5%
PROTOCOL FEE
4663
CHAIN ID
// Products

Everything you need to trade options on-chain

Four products built on a single smart contract. All prices from Chainlink. All settlement on-chain.

↑
Covered Calls
Lock your stock tokens as collateral and earn USDG premium upfront. If the buyer exercises at expiry, you sell at your chosen strike. Keep the premium regardless.
WRITER EARNS PREMIUM
↓
Cash-Secured Puts
Lock USDG and earn premium for agreeing to buy stock at your chosen strike. If assigned, you acquire the stock at a discount. A disciplined way to accumulate.
BUY THE DIP STRATEGY
⟺
Binary Options
Simple directional bets. Pick UP or DOWN and a target price. Chainlink settles at expiry. Winner takes nearly 2× their bet. The other side takes the loss.
UP OR DOWN · WINNER TAKES ALL
⬡
Yield Vault
Deposit stock tokens into the vault. It systematically writes covered calls on your behalf and compounds the USDG yield. Passive income on your stock positions.
PASSIVE YIELD
// Markets

Live markets with Chainlink price feeds

Every market uses a verified Chainlink oracle. Prices update every 30 seconds. 24/5 trading.

NVDA
NVIDIA
24/5 · Chainlink
AAPL
Apple
24/5 · Chainlink
TSLA
Tesla
24/5 · Chainlink
COIN
Coinbase
24/5 · Chainlink
SPY
S&P 500 ETF
24/5 · Chainlink
+30
More coming
Soon
// How it works

Three steps to your first option

No account. No KYC. Just connect your wallet and trade.

01
Connect your wallet
Connect OKX Wallet or any EIP-1193 compatible wallet. Switch to Robinhood Chain (ID 4663). OPSTOCK adds the network automatically.
02
Choose your product
Write a covered call to earn premium on your stock tokens. Write a put to buy stocks at a discount. Place a binary bet on price direction. Or deposit into the yield vault.
03
Chainlink settles everything
At expiry, Chainlink price feeds determine the outcome. Payouts are automatic and on-chain. No counterparty risk. No manual settlement. Just smart contracts.
// Verified Contracts
OPSTOCK CONTRACT
0x3b8a62892873243ae18d1731ffd6e646f748ef80
View on Blockscout ↗
ORACLE READER
0x0d7e0148fc56b4f6601048ceb75d7904cba72bac
View on Blockscout ↗
NETWORK
Robinhood Chain
Chain ID: 4663
ORACLE PROVIDER
Chainlink
NVDA · AAPL · TSLA · COIN · SPY

Start trading options on-chain today

Connect your wallet and write your first covered call in under 2 minutes. No account required.

Launch App → Follow on X ↗