Payoff chart
See your strategy's full P&L curve at any underlying price. Scrub through time to watch it decay toward expiry.
options strategy tools
Model any strategy.
See the payoff.
Build iron condors, covered calls, credit spreads and straddles against live option chain data. Visualise P&L at any price and any point in time using real Black-Scholes pricing — with live Greeks and what-if scenario analysis.
Open dashboard →what's inside
Live option chains
Load real strikes, expiry dates and premiums from your broker with one click. Snap any leg to a real contract.
Strategy presets
Iron condor, covered call, debit spread, straddle and more — structurally correct and priced against spot in one click.
Live Greeks
Portfolio Δ delta, θ theta, ν vega and γ gamma computed in real time as you build or adjust your position.
Scenario analysis
Model price moves from −30% to +30% and see exactly what you make or lose at expiry for each scenario.
Probability of profit
Black-Scholes implied PoP for your entire position at expiry, derived from your strategy's own implied volatility.
important disclaimer
Analytics, not financial advice.
Vega Lab is for educational and informational use only. It does not provide investment, financial, legal, or tax advice and does not recommend any trade, security, option contract, or strategy. Options involve significant risk and may not be suitable for all investors.
Market data, Greeks, implied moves, probabilities, and payoff charts are estimates that may be delayed, incomplete, inaccurate, or different from your broker's values. Always verify prices, risks, fees, margin impact, and suitability with a qualified professional or broker before making decisions.
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