Market Data (marketdata.app)
Market data API and Google Sheets add-on with real-time and historical options chains.
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01Pricing
| Plan | Monthly billing | Annual billing |
|---|---|---|
| Starter | $30/mo | $12/mo billed yearly |
| Trader | $75/mo | $30/mo billed yearly |
| Quant | $125/mo | See site |
| Prime | $250/mo | See site |
Prices in USD as listed on the official pricing page, checked Oct 18, 2026. Taxes, exchange data fees and promotions may apply. Confirm on the vendor's site before you buy.
02Key facts
- Category
- Options data APIs
- Free tier
- Yes: Free Forever plan (100 daily API credits)
- Trial
- Not stated
- Data delay
- Real-time for non-pros on paid plans
- Platforms
- API, Google Sheets
- Last checked
- Oct 18, 2026
03What the key number measures
Returns options chains with quotes, Greeks and implied volatility.
04Price history
| Checked | Plans and prices |
|---|---|
| Oct 18, 2026 | Starter: $30/mo, $12/mo yearly · Trader: $75/mo, $30/mo yearly · Quant: $125/mo · Prime: $250/mo |
This is our first snapshot. We re-check the official pricing page regularly and add a row here whenever a price changes.
05Sources
Pricing page: https://www.marketdata.app/pricing/
Official site: https://www.marketdata.app/
Fetched Oct 18, 2026. A copy of the page text is kept in our records.