VOL. XCIV, NO. 247

★ FINANCIAL TOOLS & SERVICES DIRECTORY ★

PRICE: 5 CENTS

Tuesday, November 11, 2025

Tool Comparison

Intrinio vs marketstack comparison

Compare pricing, supported platforms, categories, and standout capabilities to decide which tool fits your workflow.

Quick takeaways

Intrinio adds Options & Derivatives, News, Financials, Institutional Data, and Analyst Forecasts coverage that marketstack skips.

marketstack includes Interest Rates, and APIs & SDKs categories that Intrinio omits.

marketstack keeps a free entry point that Intrinio lacks.

In depth comparison

Intrinio

intrinio.com

Financial data vendor offering flexible dataset-level subscriptions and bulk one-time downloads. Real-time options require OPRA licensing, though a lighter 'OptionsEdge' product avoids that complexity. Data is delivered via REST, WebSocket, CSV, or integrations like Snowflake, S3, and FTP.

Platforms

WebAPI

Pricing

SubscriptionOne-time

Quick highlights

REST API with JSON output and WebSocket streaming for real-time market data.
SDKs available for Python and R, with detailed documentation and examples.
US fundamentals: standardized and as-reported data back to 2006, sourced from SEC filings, updated in real time as filings arrive.
Equity prices: IEX real-time, Nasdaq Basic, 15-minute delayed SIP, and CBOE One delayed; end-of-day history spans 50+ years with dividend/split adjustments.
Options data: real-time OPRA feed with Greeks and implied volatility via API and WebSocket, plus delayed, intraday, and historical coverage.

Community votes (overall)

0% upvotes 0% downvotes

You haven't voted yet

View full profile Visit site

marketstack

marketstack.com

A global market data API with free and paid tiers. End-of-day coverage spans 15+ years and 500k+ tickers, while intraday and real-time access are unlocked on higher plans. Rate limits apply: 5 requests per second globally, with some endpoints (like ETF holdings) counting as multiple calls. Premium tiers add features like SEC/EDGAR filings, analyst ratings, and bond/index data. Data is sourced from Tiingo for U.S. markets, and uptime is tracked on a public status page.

Platforms

WebAPI

Pricing

FreeSubscription

Quick highlights

RESTful JSON API with secure API key access, HTTPS transport, and a 5 requests/sec global limit.
End-of-day data with 15+ years of history across 500,000+ tickers, including MIC-level filtering and adjusted fields (open, close, volume).
Intraday data for U.S. markets via IEX, with intervals from 1–60 minutes. Real-time reference prices are derived from IEX feeds; some fields require separate entitlements.
Professional and higher tiers include real-time stock prices with minute-level updates (1 API call per minute rate cap).
Corporate actions endpoints for dividends and stock splits.

Community votes (overall)

0% upvotes 0% downvotes

You haven't voted yet

View full profile Visit site

Where they differ

Intrinio

Distinct strengths include:

Options & Derivatives News Financials Institutional Data Analyst Forecasts

REST API with JSON output and WebSocket streaming for real-time market data.
SDKs available for Python and R, with detailed documentation and examples.
US fundamentals: standardized and as-reported data back to 2006, sourced from SEC filings, updated in real time as filings arrive.
Equity prices: IEX real-time, Nasdaq Basic, 15-minute delayed SIP, and CBOE One delayed; end-of-day history spans 50+ years with dividend/split adjustments.

marketstack

Distinct strengths include:

Interest Rates APIs & SDKs

RESTful JSON API with secure API key access, HTTPS transport, and a 5 requests/sec global limit.
End-of-day data with 15+ years of history across 500,000+ tickers, including MIC-level filtering and adjusted fields (open, close, volume).
Intraday data for U.S. markets via IEX, with intervals from 1–60 minutes. Real-time reference prices are derived from IEX feeds; some fields require separate entitlements.
Professional and higher tiers include real-time stock prices with minute-level updates (1 API call per minute rate cap).

Feature-by-feature breakdown

Attribute	Intrinio	marketstack
Categories Which research workflows each platform targets	Shared: Data APIs, ETF Holdings, Dividends, Splits, Analyst Recommendations, Analyst Price Targets Unique: Options & Derivatives, News, Financials, Institutional Data, Analyst Forecasts	Shared: Data APIs, ETF Holdings, Dividends, Splits, Analyst Recommendations, Analyst Price Targets Unique: Interest Rates, APIs & SDKs
Asset types Supported asset classes and universes	Stocks, ETFs, Options, Mutual Funds	Stocks, ETFs, Bonds, Commodities
Experience levels Who each product is built for	Beginner, Intermediate, Advanced	Intermediate, Advanced
Platforms Where you can access the product	Web, API	Web, API
Pricing High-level pricing models	Subscription, One-time	Free, Subscription
Key features Core capabilities called out by each vendor	Unique REST API with JSON output and WebSocket streaming for real-time market data. SDKs available for Python and R, with detailed documentation and examples. US fundamentals: standardized and as-reported data back to 2006, sourced from SEC filings, updated in real time as filings arrive. Equity prices: IEX real-time, Nasdaq Basic, 15-minute delayed SIP, and CBOE One delayed; end-of-day history spans 50+ years with dividend/split adjustments. Options data: real-time OPRA feed with Greeks and implied volatility via API and WebSocket, plus delayed, intraday, and historical coverage. OptionsEdge product: delivers a 'real-time feel' for options without OPRA licensing requirements.	Unique RESTful JSON API with secure API key access, HTTPS transport, and a 5 requests/sec global limit. End-of-day data with 15+ years of history across 500,000+ tickers, including MIC-level filtering and adjusted fields (open, close, volume). Intraday data for U.S. markets via IEX, with intervals from 1–60 minutes. Real-time reference prices are derived from IEX feeds; some fields require separate entitlements. Professional and higher tiers include real-time stock prices with minute-level updates (1 API call per minute rate cap). Corporate actions endpoints for dividends and stock splits. ETF holdings data (Basic+ plans and above) with identifiers like ISIN and CUSIP; each request consumes 20 API calls.
Tested Verified by hands-on testing inside Find My Moat	Not yet	Not yet
Editor pick Featured inside curated shortlists	Standard listing	Standard listing

Frequently Asked Questions

Which workflows do Intrinio and marketstack both support?

Both platforms cover Data APIs, ETF Holdings, Dividends, Splits, Analyst Recommendations, and Analyst Price Targets workflows, so you can research those use cases in either tool before digging into the feature differences below.

Which tool offers a free plan?

marketstack offers a free entry point, while Intrinio requires a paid subscription. Review the pricing table to see how the paid tiers compare.

How can you access Intrinio and marketstack?

Both Intrinio and marketstack prioritize web or desktop access. Investors wanting a mobile-first workflow may need to rely on responsive web views.

What unique strengths set the two platforms apart?

Intrinio differentiates itself with REST API with JSON output and WebSocket streaming for real-time market data., SDKs available for Python and R, with detailed documentation and examples., and US fundamentals: standardized and as-reported data back to 2006, sourced from SEC filings, updated in real time as filings arrive., whereas marketstack stands out for RESTful JSON API with secure API key access, HTTPS transport, and a 5 requests/sec global limit., End-of-day data with 15+ years of history across 500,000+ tickers, including MIC-level filtering and adjusted fields (open, close, volume)., and Intraday data for U.S. markets via IEX, with intervals from 1–60 minutes. Real-time reference prices are derived from IEX feeds; some fields require separate entitlements..

Keep exploring

Stay on top of related tools

Browse the categories and profiles that overlap most with this comparison to round out your shortlist.