The API Platform Behind Data

API Bricks builds and operates CoinAPI and FinFeedAPI, providing data APIs for cryptocurrency markets, stocks, foreign exchange, SEC filings, and prediction markets. Our infrastructure is designed for trading systems, analytics platforms, and financial applications that require reliable data at scale.
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Discover Our Brands

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CoinAPI

A leading provider of real-time and historical crypto trades, OHLCV, order books, exchange rates, indexes, and trading APIs across hundreds of cryptocurrency exchanges via REST, WebSocket, and FIX
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FinFeed API

APIs for for historical equities data, real-time and historical FX rates, structured access to SEC filings, and prediction markets data from Kalshi, Polymarket, Myriad, and Manifold
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About Us

API Bricks is a financial market data company behind CoinAPI and FinFeedAPI, two platforms providing reliable access to crypto, equities, FX, SEC filings, and prediction markets data. Our mission is to make complex financial data easy to access, consistent to use, and scalable for developers and institutions. We support businesses, researchers, and product teams building trading systems, analytics platforms, and data-driven financial applications. In addition to market data APIs, API Bricks offers tools such as the Model Context Protocol (MCP) and custom integrations to help teams integrate market data more efficiently. Whether you are developing trading infrastructure, research tools, or enterprise applications, API Bricks provides the data foundation and tooling needed to build with confidence.

Recent Articles

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General knowledge

From Raw Feeds to Structured Intelligence: The Data Transformation Layer

Learn what a financial data transformation layer does, why raw feeds break at scale, and how structured APIs help teams build reliable products faster.
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General knowledge

Why Do Modern Trading Platforms Rely on Financial APIs?

Financial APIs power modern trading platforms by delivering real-time market data, historical datasets, and structured financial information through a single integration layer.
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General knowledge

What Counts as Alternative Data in 2026? Top 10 Alternative Data API Providers

Top 10 Alternative Data API Providers which help teams detect business momentum before it appears in financial reports.
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What Is a Data API? (And Why Every Fintech Depends on One)

A data API turns raw financial data into structured, machine-readable input and without a reliable financial data API, no modern fintech product can scale.
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Product Features

Custom Data Integrations and Private Connectivity

Financial and trading teams increasingly rely on data that cannot be accessed through public APIs alone.
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General knowledge

Financial Data for AI: What LLMs Actually Need

LLMs need structured, consistent, and precisely timestamped financial data - because broken data breaks AI reasoning.
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General knowledge

How to Choose the Right Financial Data API

The right financial data API goes beyond market data, covering exchange rates, SEC and EDGAR data, currencies, and prediction market data in a structured, reliable way.
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General knowledge

How One API Can Power Multiple Financial Products

One unified financial data API can power apps, research, reporting, and AI workflows because the same structured data works across various products.
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General knowledge

The Hidden Cost of Maintaining Your Own Market Data Pipeline

A “simple” market data pipeline quickly turns into full-time infrastructure work: time bugs, schema drift, backfills and nonstop maintenance.
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General knowledge

How Developers Use Financial APIs in Real Products

Developers actually use financial APIs in real products - trading apps, dashboards, alerts, analytics systems and AI tools.
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General knowledge

Financial Data vs Market Data: What’s the Difference?

Modern APIs unify both financial data and market data under one structured interface. What is the difference?
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Why Machine-Readable Financial Data Matters

AI doesn’t run on 'information', AI runs on structured financial data it can trust. That’s why machine-readable financial data matters right now.

Start Building Smarter with APIBricks. Access CoinAPI and FinFeedAPI, trusted by banks, funds, and fintechs for accurate, real-time data.

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