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API3 vs Polygon.io

People
API3Financial Data Feeds
Polygon.ioFinancial Data Feeds
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Price
Usage-based
Published entry price
$29+per month

Financial Data Feeds

Annual estimate10 people, entry price
Usage-based
$348+
Flat rate
Offer
No offer right now
No offer right now
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Financial Data Feeds

Overview
Focus
Financial Data Feeds
Financial Data Feeds
Product
Decentralized API services and first-party oracle protocol connecting blockchain apps to web APIs.
Financial market data platform offering real-time and historical data for stocks, options, indices, currencies, and futures. Provides unlimited API access via REST, WebSockets, and SQL with direct exchange connectivity and <20ms latency.
Headquarters
Zug, Switzerland
Atlanta, Georgia
Company size
11-50 employees
Founded
2020
2016
Pricing details
Plan
Published entry price
Published rate
Usage-based
$29+ / month
Billable seats
Flat rate
Free options
Free plan
Free plan, Free trial
Pricing source
Source updated
Oct 29, 2026
Oct 29, 2026

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Financial Data Feeds