Status
Start with the trial and unlock the full platform.

Sign up for a MesoSim account, then continue to Stripe for the one-time $25 onboarding charge. The 14-day trial gives you immediate Advanced + MesoLive access, with 3 SimHours of backtesting, up to 2 at once. Start your subscription whenever you're ready. Canceling later leaves you on the limited free account.

Trial fee
$25 once
One-time onboarding charge collected in Stripe
Immediate access
Advanced + MesoLive
14-day trial: 3 SimHours of backtesting, up to 2 at once
After cancellation
Limited free account
Keep your own and shared results, templates, and docs
Billing frequency
Yearly saves $200 to $250 per year
About 2 months free compared with monthly.
MesoLive add-on
Trial includes it now. Renewal add-on: +$75/month equivalent.
MesoSim Retail
Standard

Options research with the Integrated MesoSim AI Assistant.

Best starting point
$100/ month
Billed monthly at $100.
check Everything from Basic
check Integrated MesoSim AI Assistant for strategy development and backtest analysis
check 2 SimHours of backtesting per week (SPX options)
check 20 GB storage
check Up to 4 backtests at once
check Event and OptionNet Explorer exports
check Share results with others
check MesoLive Paper Trading: 1 simulated account
MesoSim Retail
Advanced

The full research toolkit, with API access and AI Agent support.

Full toolkit
$125/ month
Billed monthly at $125.
check 5 SimHours of backtesting per week
check Everything else from Standard
check AI Agent support: research from Codex or Claude through the API
check MesoSim API Access
check Additional instruments: RUT, VIX, and GLD options
check Margin models and Options Valuation Model and Solver
check Volatility Surface Viewer and HD Risk Graphs
check Hourly Risk Trace samples
check MesoLive Paper Trading: 2 simulated accounts
Free after cancellation
What remains after the trial?

New subscriptions start in Stripe with a one-time $25 trial fee. If you cancel later, you keep a free MesoSim account for your own and shared results, templates, and docs.

Free account
check View and analyze your own and shared results
check Save backtest templates
check Access the documentation
check Upgrade later when you want active research access
Deltaray
FundPro

Outgrowing Advanced and usage credits? FundPro runs your research on a dedicated deployment, for institutions and professional workflows across research and live operations.

From

$1,500 / month

8× the parallel backtests of Advanced in the entry configuration, scaling with each node.

For institutions MesoLive included
starNo SimTime metering, and 100 positions in flight
star AI Researcher for quantitative trading
star MesoLive API and trading automation
star Machine Learning based trade optimization
star MesoSim API and advanced backtesting workflows
Usage credits
Need more SimTime?

Credits add SimHours beyond your weekly allowance, for active Standard and Advanced subscriptions. They expire 12 months after purchase.

Starter · 5 SimHours
$30.00 + tax

$6.00 per SimHour

Research · 20 SimHours
$100.00 + tax

$5.00 per SimHour · save 17%

Scale · 50 SimHours
$200.00 + tax

$4.00 per SimHour · save 33%

verified_user Payments are processed securely by Stripe.

All subscriptions are non-refundable and recurring. See our terms and conditions. If you have questions, please contact us or visit deltaray.io.

Public plan prices shown here exclude applicable tax. Stripe adds VAT or other local tax where required.

info

BTCUSD, ETHUSD, and SOLUSD crypto options are decommissioned. Historical data and legacy workflows remain available as-is, but receive no new data, fixes, or support.