Real-time + historical stock-market data for AI agents and analysts. Start free with company profiles and end-of-day prices. Upgrade for full financials, SEC filings, and bulk historical downloads.
Pick the payment rail that suits you. Credit/debit card via Stripe for traditional billing, or USDC stablecoin via x402 for crypto-native payments. Both unlock access instantly.
Already subscribed by card? Manage your billing — update your card, download invoices or cancel.
Purpose-built for AI agents and automated equity research. Here's how Stock Market API stacks up against general-purpose providers.
| Feature | Stock Market API | Alpha Vantage | Financial Modeling Prep |
|---|---|---|---|
| Pricing | |||
| Free tier | Yes — 100 req/day | Yes — 25 req/day | Yes — 250 req/day |
| Paid plan from | $19/mo ($49/mo Pro Plus) | $49.99/mo | $29/mo |
| Crypto payments (USDC) | Yes — Base & Solana | No | No |
| Coverage | |||
| S&P 500 (US) coverage | 504 companies | Yes | Yes |
| ASX 200 (Australia) coverage | 200 companies — full | Limited | Limited |
| Index membership endpoints | Yes | No | Partial |
| Fundamentals & Filings | |||
| Income / balance / cash flow statements | Yes — multi-year | Yes (paid) | Yes |
| Computed ratios (P/E, ROE, margins) | Yes | Limited | Yes |
| SEC filings (10-K/10-Q/8-K) | Yes — with markdown | No | Raw only |
| Annual reports as markdown | Yes — AI-ready | No | No |
| Raw XBRL data | Yes (Pro Plus) | No | Limited |
| Price Data | |||
| End-of-day prices | Yes | Yes | Yes |
| Intraday prices | Yes (Pro) | Yes | Yes |
| Historical depth | 20+ years (Pro Plus) | 20+ years | 30+ years |
| Bulk Parquet / CSV downloads | Yes (Pro Plus) | No | CSV only |
| AI Agent Readiness | |||
| Built for AI agents | Yes — primary use case | No | No |
| Bulk company endpoints | Yes — up to 500 tickers | No | Limited |
| OpenAPI 3.0 spec | Yes | Partial | Yes |
Everything you need to know before you subscribe.
Company profiles, multi-year financial statements (income, balance sheet, cash flow), computed ratios (P/E, ROE, margins), SEC filings and ASX announcements, annual reports in PDF and markdown, and price time-series (EOD and intraday) for all 504 S&P 500 and 200 S&P/ASX 200 companies.
Company profiles and fundamentals are refreshed daily. End-of-day prices update within an hour of market close in each region. Filings (10-K, 10-Q, 8-K, ASX announcements) are ingested within minutes of publication. Intraday prices on Pro tiers update every 15 minutes.
Yes. Paid plans include commercial use for internal products, client dashboards, AI agent tooling, and research reports. Redistribution of raw bulk data requires an Enterprise agreement — reach out and we'll sort it.
Pro gives you real-time access to the full API: financials, filings, ratios, and 10 years of history via query endpoints. Pro Plus adds bulk historical time-series downloads (Parquet/CSV), raw XBRL data, batch endpoints for up to 500 tickers per call, and extended historical depth — aimed at research workflows and AI agents that backtest or build datasets.
Yes. You can pay with any major card via Stripe, or with USDC stablecoin on Base (L2) or Solana via our x402 wallet flow. Both options activate your plan instantly — pick whichever is easier for you. Enterprise customers can also pay by invoice in USD or USDC.
The Free tier is permanent — no trial period needed. Paid plans are month-to-month with no lock-in; cancel anytime from your dashboard. Yearly plans save up to 21% and are prorated on cancellation.