Free
Free
Market Data API free tier
- API calls
- 200 API calls per minute
- Historical
- 7+ years of historical market data
Finding the possibilities
Alpaca
● Identity checkedAssistant · Vendor site 2026-10-04
Alpaca is a developer-first brokerage API for stocks, options, and crypto, plus separate Market Data API plans with real-time and historical feeds. The data product advertises up to 10,000 API calls per minute on paid tiers and websocket streaming for algorithmic traders.
- Category
- Assistant
- Free access
- Market Data Free plan is $0/mo with 200 API calls/min and 7+ years of historical data for developers.
- API access
- Alpaca publishes Trading API, Broker API, and Market Data API documentation with tiered rate limits.
Is Alpaca right for you?
A good fit for
Developers, fintech startups, and quant traders building automated investing apps that need regulated brokerage and market data APIs.
Before you choose
Lowest paid Market Data tier Algo Trader Plus is $99/mo with unlimited API calls; trading commissions follow separate brokerage disclosures.
Brokerage and market data for builders
Alpaca pairs commission-free trading APIs with optional market data subscriptions, targeting fintech builders who need scalable HTTP and websocket access to US equities and options.
What it can do
Features & capabilities
Unknown is different from unavailable. Each fact carries its own evidence.
| Capability | Value | Evidence | Checked |
|---|---|---|---|
| Market Data API | Data page lists Free and Algo Trader Plus tiers with websocket streaming and historical coverage. | Facts sourced | 2026-10-04 |
| Brokerage APIs | Homepage positions Alpaca as developer-first API for stock, options, and crypto trading. | Facts sourced | 2026-10-04 |
| Rate limits | Paid data tier advertises unlimited API calls versus 200 calls/min on Free. | Facts sourced | 2026-10-04 |
Understand the total cost
Alpaca pricing & plans
Algo Trader Plus
$99.00 /mo
Market Data API paid tier billed monthly
- API calls
- Unlimited API calls
- Realtime
- Real-time US stocks and options via websocket
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Frequently asked questions
What is Alpaca used for?
Alpaca is a developer-first brokerage API for stocks, options, and crypto, plus separate Market Data API plans with real-time and historical feeds. The data product advertises up to 10,000 API calls per minute on paid tiers and websocket streaming for algorithmic traders.
Does Alpaca have a free plan?
Market Data Free plan is $0/mo with 200 API calls/min and 7+ years of historical data for developers.. This record lists ongoing free access; check the plan limits before starting.
How much does Alpaca cost?
The listed monthly price is $99.00 USD at monthly billing. See the plan cards for entitlements, billing commitments and seat minimums.
Can I use Alpaca through an API?
Alpaca publishes Trading API, Broker API, and Market Data API documentation with tiered rate limits.. API access and subscription access may have different terms; consult the linked sources.
What should I check before choosing it?
Lowest paid Market Data tier Algo Trader Plus is $99/mo with unlimited API calls; trading commissions follow separate brokerage disclosures.
Price history
No retained pricing changes yet. A current price alone does not establish a historical trend.
How this profile is supported
Identity and profile
Reviewed vendor source
Read original source ↗Facts apply to the named version and check date. Send a sourced correction if something changed.