OptionSpace vs ReadChart

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

OptionSpace compared with ReadChart
Detail	OptionSpace	ReadChart
What it does	Volatility data and research tools powered by a market-maker-grade fitting and pricing engine	Connect Claude, ChatGPT, and Cursor to live forex on MetaTrader 5
Stage	Not given	Not given
Founded	Not given	Not given
Based in	US	Not given
Pricing model	Freemium	Free trial
Pricing	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	14-day free trial, no card required. Then $15/month for MT5 connection, live quotes and candles, MCP tools for AI agents, confirm-gated orders, trade journal, account status, price alerts, economic calendar, and prop challenge tracking.
Key features	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	Live forex quotes and candles from MetaTrader 5 Confirm-gated execution requiring explicit user approval MCP integration for Claude, ChatGPT, and Cursor Trade journal with AI vs manual fills tracking Live account status including balance, equity, and margin Price alerts and economic calendar Prop challenge progress tracking EA bridge connecting terminal to cloud
What makes it different	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	No MT5 passwords stored; users retain control and can revoke access anytime Educational tool only—never automates trades and not financial advice Works with AI agents that already exist like Claude and ChatGPT Uses broker's own quotes and spreads, not synthetic data
Community votes	0	0
DR (Domain Rating by Ahrefs)	Not checked yet no change since last check	Not checked yet no change since last check
Trust Flow (Majestic)	0	0
Citation Flow (Majestic)	0	12
Referring domains (Majestic)	0	1

5 details filled in for both companies.

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