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Option Alpha vs OptionSpace

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Option Alpha compared with OptionSpace
DetailOption Alpha logo Option AlphaOptionSpace logo OptionSpace
What it doesBuild, test, and automate your trading plan Volatility data and research tools powered by a market-maker-grade fitting and pricing engine
StageNot given Not given
FoundedNot given Not given
Based inUS US
Pricing modelNot given Freemium
PricingPro plan: $99/month (annual billing) or $149/month (monthly billing). Free plans available with qualifying accounts on TradeStation ($10k minimum balance), Tradier ($5k minimum balance), or tastytrade ($5k minimum balance). All plans include 50 bots, $100k limit per bot, and unlimited backtesting. 3 Free sample plan with no card required. Retail subscription available for individual personal use in the United States with daily limits on API credits. Institutional plans available at contact pricing for any business use with annual licenses invoiced monthly via ACH or wire. Higher-frequency data
Key features
  • Automated bot execution with entry and exit rules
  • Trade Ideas ranked by expected value (EV)
  • Paper trading for risk-free strategy testing
  • SmartPricing technology for optimized trade pricing
  • Support for multiple automations per bot
  • Fitted volatility surfaces with bid-ask-weighted curves across every expiration
  • Accounts for American-style options with early exercise, discrete dividends, and implied borrow rates
  • One-minute granularity historical data across 140+ symbols spanning 10 years
  • Realized volatility calculations from 385 intraday returns per day
  • Vol Screener, Vol Premium, Skew Scanner, and Earnings Vol analysis tools
  • Historical simulation using actual bid-ask prices and fitted vol surfaces
  • Python package for research workflows
  • Interactive visual dashboards for surface inspection and event studies
  • Model Context Protocol (MCP) integration for AI agent workflows
  • Greeks and constant-maturity metrics via API and dashboards
What makes it different
  • Removes emotion from trading through automated strategy execution
  • Commission-free trading through broker partnerships
  • Supports international traders across 120+ countries
  • Not a broker or RIA, only a software service provider with no commission charges
  • Arbitrage-free fitted volatility wings extending beyond quoted book using Lee-moment discipline
  • Accessible to quantitative researchers and AI workflows through Python, API, and MCP without requiring market-maker infrastructure
  • 10 years of consistent historical data at one-minute granularity across 140+ symbols for rigorous backtesting
Community votes00
DR (Domain Rating by Ahrefs)56 no change since last checkNot checked yet no change since last check
Trust Flow (Majestic)130
Citation Flow (Majestic)400
Referring domains (Majestic)7710

5 details filled in for both companies.

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