🚀 Metrics API V2 Live:

Complete Market Intelligence - CEX + DeFi Data in One API
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All cryptocurrency APIs in one place

Take your crypto trading to the next level with CoinAPI collection of crypto APIs. Gain access to the best cryptocurrency market data insights and trade from a single place.
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Trusted our crypto data APIs:

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Discover Our Crypto APIs

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Market Data API

Choose the most comprehensive source of cryptocurrency insights for developers, institutions, researchers, and more. Gain a complete overview of the crypto market with a single API connection.
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EMS Trading API

Connect multiple cryptocurrency exchange accounts into single API. Centralize your order routing process to get the best execution across exchanges.
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Indexes API

Track market trends, perform analysis, and build innovative financial applications with a wide access to real-time and historical crypto index data.
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Flat Files

Flat Files is a platform for easy crypto data download. Get all historical insights you need in simple, downloadable, and ready-to-use CSV format.
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Exchange Rates API

Receive cryptocurrency exchange rates updated every 100ms from +350 exchanges, bringing you thousands of always up-to-date trading pairs.
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Exchange Link

Exchange Link allows you to connect multiple private exchange accounts to a personal instance of our Market Data API, EMS Trading API or Flat Files API. Leverage our infrastructure to establish secure connections with top exchanges, market makers and liquidity providers.
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Why Developers Love Us?

Our API is built by developers, for developers. We give the right tools and resources to streamline your workflow and complete products faster and more efficiently.

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Python
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R.
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Matlab
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C++
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.NET
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java
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javascript
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typescript
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Node.js
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Gopher
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php
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Haskell
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tensorflow
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Ruby
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Speed and Convenience
Time-to-market matters. That’s why we provide complex SDKs and libraries, detailed documentation, and pre-built modular components for speed and flexibility.
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Reliability and Uptime
Our global infrastructure ensures redundancy and uninterrupted access to real-time cryptocurrency data across all regions. Proof? 99.9% uptime guaranteed by SLA.
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Technical Support
Our technical support team has deep system knowledge and direct developer access. They don't just answer tickets - they continuously monitor your data usage, addressing potential issues before they affect your operations.

Why Choose CoinAPI?

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Uninterrupted Service
Our distributed infrastructure have 100ms-level failover time. Standard SLA included to all subscriptions. Experience seamless operations, regardless of local disruptions.
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Comprehensive API Suite
Access our full range of financial data through a single, unified API ecosystem, simplifying integration and reducing development time.
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Tailored Data Solutions
From unique order types to proprietary exchange data, we support custom requests that go beyond standard offerings, adapting to your specific integration requirements.
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Real-time & interconnects
We operate on proprietary infrastructure, ensuring the lowest latency and highest uptime in the industry. Our global network using UDP na BGP protocols to exchange data directly between our data centers and Customers.
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Real-time and historical data from all exchanges
Seamlessly access both real-time and historical data from over 300 data sources in same format, enabling thorough market analysis and informed decision-making.

Use Cases

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Crypto wallets

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Analitycs

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Crypto index providers

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Crypto taxes and accounting

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Investment

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Portfolio management

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Crypto custody

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Crypto mining

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Brokers

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Crypto bot trading

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Research in universities

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Mimoza Selmani

Wyden

"Reliable and comprehensive data delivery is paramount, particularly during high market volatility, while API performance should demonstrate consistently low latency and high uptime with flexibility for both real-time and historical data access."

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Recent Articles

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Product Features

Pros and Cons of JSON-RPC and REST APIs Protocols

Choose the right API protocol for crypto trading. Compare JSON-RPC vs REST for market data, trading bots, and DeFi applications with real performance benchmarks.
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Use case

Exchange Rates API for Fast Historical Token Prices

Exchange rates API for finance managers at Web3 companies. Get fast historical closing prices, multiple symbols per call, and ISO timestamps for compliance.
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Crypto Knowledge

Why Crypto to Fiat APIs Are Revolutionizing Financial Operations

Discover how crypto-to-fiat APIs solve critical business challenges in portfolio management, tax compliance, and financial reporting. Learn why leading finance teams are standardizing on professional-grade solutions.
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Product Features

Metrics API V2: Trading Volume Analysis and On-Chain Metrics

Most crypto APIs show you prices on exchanges. But that’s only half the story. CoinAPI’s new Metrics API V2 gives you real-time visibility into DeFi protocols, stablecoin flows, and cross-chain activity — the $200B+ blind spot in traditional market data. With sub-30 second updates, standardized metrics, and multi-chain coverage, it's the fastest way to unlock on-chain trading signals, measure TVL, and track stablecoin health. If you’re still trading without it, you're flying blind.
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Product Features

Crypto Data Download: The Flat Files Advantage

Discover how to download crypto data for free and access premium bulk historical datasets. Compare APIs, learn S3 methods, and start backtesting with terabytes of clean cryptocurrency market data.
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Product Features

Why WebSocket Multiple Updates Beat REST APIs for Real-Time Crypto Trading

Learn why WebSocket multiple updates for crypto trading APIs provide faster signals than single response data. Discover real-time OHLCV implementation strategies for Bitcoin and cryptocurrency market data.
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Crypto Knowledge

Why Not Just Use Exchange APIs Directly? The Hidden Cost of DIY Integration

Connecting directly to crypto exchange APIs sounds simple—until your dev team hits months of inconsistent formats, rate limits, outages, and maintenance chaos. This article breaks down the true cost of DIY integration across 370+ exchanges and explains why smart crypto teams are choosing unified APIs like CoinAPI instead. Save time, reduce risk, and unlock arbitrage faster with normalized data, real-time updates, and zero infrastructure hassle.
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Product Features

Crypto Trading Latency FAQ: 10 Speed Questions Answered

Get direct answers to crypto trading latency questions: What's good latency? Can you get microsecond speeds? How much does ultra-low latency cost? Real answers for traders.
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Product Features

How Fast is Fast Enough? Understanding Latency in Crypto Trading with CoinAPI

In crypto trading, milliseconds can mean the difference between profit and loss. While retail traders might tolerate 500ms delays, institutional quant desks and HFT operations need sub-100ms latency to remain competitive. But what exactly constitutes 'fast enough' for your use case? This guide breaks down latency requirements across different trading strategies—from academic backtesting to high-frequency arbitrage, and shows how to optimize your data infrastructure for maximum performance.
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Use case

Crypto Arbitrage FAQ: 15 Questions Every Trader Asks

Get answers to the most common crypto arbitrage questions. From capital requirements to legal concerns, this FAQ covers everything traders need to know in 2025.
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Crypto Arbitrage Explained: Can CoinAPI Help You Find Profit Opportunities?

Crypto arbitrage opportunities exist across 370+ exchanges, but success requires realistic expectations and professional infrastructure. Learn the truth about capital requirements, execution costs, and how CoinAPI's normalized data feeds enable profitable arbitrage strategies in 2025's competitive market.
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Product Features

How to Use CoinAPI effectively Without Exceeding Free Credits

CoinAPI offers unmatched access to real-time and historical crypto data—but without a clear usage strategy, it’s easy to burn through free credits fast. This guide breaks down how CoinAPI’s credit system works across REST, WebSocket, and FIX APIs, and provides practical techniques to optimize usage. Learn how to batch smarter, avoid real-time overkill, set up spend management with alerting, and test your integration like a pro. Whether you’re building a trading bot, backtesting a strategy, or powering a crypto dashboard, this is your blueprint for maximizing every credit.

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