| What it does | Free US stock and ETF research with screeners, quotes, charts and news
| Volatility data and research tools powered by a market-maker-grade fitting and pricing engine
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| Stage | Startup
| Not given
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| Founded | 2024
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| Based in | US
| US
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| Pricing model | Free
| Freemium
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| Pricing | Not given
| 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
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| Key features | - Stock screener with 60+ filters for valuation, dividends, growth, profitability, analyst ratings, performance and technicals
- ETF screener with 50+ filters including asset class, issuer, expense ratio, yield and volatility
- Interactive price charts powered by TradingView's Lightweight Charts library
- Financial statements including income statements, balance sheets and cash flow statements
- Real-time prices from IEX during regular US market hours
- Embeddable stock widgets for websites
- Market lists for indices and sectors including S&P 500, Nasdaq-100, Russell 2000 and sector breakdowns
- Delisted stock pages showing acquisition, merger or bankruptcy outcomes
- Cryptocurrency quotes and charts for major cryptocurrencies
- Stock market dictionary with financial terms in plain language
| - 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
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| What makes it different | - No account or sign-up required to access all research
- Covers 6,000+ stocks and 5,000+ ETFs with daily updated market data
- Real-time prices during market hours from IEX exchange
- Open-source widget code on GitHub for embedding market data on other websites
- No cookies, analytics trackers or personal data collection
| - 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
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| Community votes | 0 | 0 |
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| DR (Domain Rating by Ahrefs) | 19 ▼ −1 (down) since last check | Not checked yet ● no change since last check |
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| Trust Flow (Majestic) | 30 | 0 |
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| Citation Flow (Majestic) | 35 | 0 |
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| Referring domains (Majestic) | 90 | 0 |
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