🚀 Metrics API V2 Live:

Complete Market Intelligence - CEX + DeFi Data in One API
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CoinAPI Blog

Welcome to the CoinAPI blog, where you can find the latest news and announcements about our product, as well as opinions from our community. We are a leader in providing fast and reliable cryptocurrency market data to developers and businesses.

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EMS Trading API
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Indexes API
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Market Data API
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Flat Files
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Exchange Rates API

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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