Crypto api Free Crypto APIs Access free crypto APIs to connect with 100+ exchanges and 100,000+ assets in seconds. Read our detailed guide. Learn how these tools empower innovation and facilitate seamless integration with cryptocurrency services. The Web Cryptography API is the World Wide Web Consortium ’s (W3C) recommendation for a low-level interface that would increase the security of web applications by allowing them to perform cryptographic functions without having to access raw keying material. Access rich metadata, historical charts and on-chain coverage across 252 networks. Jul 19, 2024 · Learn about crypto API, how it works and how to integrate crypto API into your applications and websites. Here are some of the best crypto API for developers. 7 Best Crypto Trading API Binance API Binance is a free API that lets users access and trade on cryptocurrency exchanges through third-party websites. Learn everything about the best crypto exchange APIs in this comprehensive guide. Additionally, it describes an API for applications to generate and/or manage the keying material necessary to perform these operations. Where applicable, all API calls come with detailed information on both the request and response parameters, all in a simple JSON format, as well as sample requests and code snippets in JavaScript, Python, C#, and Java which can be viewed on the right The Gemini Crypto Exchange REST API allows programmatic access to trade cryptocurrencies and manage your account on the Gemini Exchange platform. Explore CoinDesk's API documentation for seamless integration of live and historical cryptocurrency data, including BTC and ETH prices, social insights, news, and blockchain analytics. It allows access to a cryptographically strong random number generator and to cryptographic primitives. Designed for seamless integration, it enables traders, analysts, and institutions to access the most comprehensive crypto market data in a clear and unified way. com Exchange API v1 (OTC 2. Nov 1, 2025 · Crypto APIs have been used widely by developers to develop crypto applications, perform critical analyses and make crypto more easily accessible to the people. On-chain, social, developer activity and pricing information for 2000+ crypto assets. Some crypto APIs provide multiple functionalities, which means you can get more use out of them. The robust feature set and white glove support were key factors in the success of our integration. com Exchange mobile app. $25 free credits. Jun 10, 2025 · Similarly, the best crypto API for developers gives everyone, whether developers or users, access to resources and marketplaces they have never ventured into. May 1, 2018 · Introduction The CoinMarketCap API is a suite of high-performance RESTful JSON endpoints that are specifically designed to meet the mission-critical demands of application developers, data scientists, and enterprise business platforms. Notably, our API has earned the recognition of being ranked as the #1 API for crypto by multiple reputable metric providers, measuring The most popular and trusted block explorer and crypto transaction search engine. Crypto APIs offers different pricing plans to fit your specific needs. Start with as little as US$1. Designed for developers seeking to enrich applications with detailed digital asset information. Backtest strategies, with all-inclusive crypto API on the market. Our API is open and doesn't require registration, providing reliable and independent data for over 14,000 crypto coins and more than 300 crypto exchanges. Best crypto API built for speed and accuracy to help you trade smarter instantly. We provide fast, reliable, and unified API solutions to access real-time and historical data from crypto market and blockchain protocols. Top cryptocurrency prices and charts, listed by market capitalization. Crypto API Supported by 35+ crypto exchange data sources, the FCS crypto API delivers real-time rates for 1,500+ cryptocurrencies and 5,000+ coin combinations. Oct 17, 2025 · Best Top 10 Crypto APIs for Developers in 2025 In the ever-evolving world of cryptocurrency, developers require accurate and reliable data to build effective applications. A free price API with live data collected directly from top exchanges. In essence, this popularity results in virtually unparalleled access to global trading and liquidity infrastructure. subtle. Exchange API Discover institutional-grade, Direct Market Access (DMA) and OTC Access via FIX 4. Professional crypto API with OHLCV, order book, and trade data. 4 and WebSockets / REST APIs. May 30, 2025 · Learn what an API is in crypto, why it powers DeFi innovation, and how Rubic’s Cross-Chain API and SDK can unlock seamless, multi-chain swaps. Encryption For the purposes of this article, we are going to use a symmetric algorithm. Accessible via REST APIs, WebSocket streams, and flat files, this rich Oct 16, 2025 · The Crypto interface represents basic cryptography features available in the current context. Learn how APIs power crypto apps and AI tools like Token Metrics. Discover how a crypto API works, its use cases, and integration tips. APIs are commonly used for room booking, food ordering, payment processing, and more What is Crypto APIs? Crypto APIs is a blockchain infrastructure layer that radically simplifies the development of blockchain and crypto related applications by providing all needed blockchain APIs. CoinGecko API offers the most comprehensive and reliable crypto market data through RESTful JSON endpoints. Sep 9, 2020 · The Web Cryptography API was initially exposed through a nonstandard interface called Crypto, but it was later standardized through a new interface called SubtleCrypto. Start using the most reliable and developer-friendly crypto API to power your apps today! Coinbase Exchange API powers high-volume trading. Accurate currency conversion API for apps and platforms. Access free crypto API for real-time prices, conversion, exchange pairs, and more. By following the outlined steps, you can safeguard user data effectively. Dec 21, 2024 · The demand for crypto projects tends to increase with time. Crypto APIs is helping us support one of Gilded's key partners by providing Webhook notification service for transaction tracking. Start your free 30-day trial today. Get unified real-time and historical crypto data in one low-latency API for execution, backtesting, and research. 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Binance — Best Crypto Exchange API Provider for Business in 2025 Binance is the top pick for many businesses in need of a crypto API due to the exchange’s unprecedented size of liquidity and daily trading volume. Mar 12, 2019 · List of best crypto API & Blockchain APIs for developers. Ensure that you always handle keys securely and follow best practices in cryptography to protect the confidentiality, integrity, and authenticity of data. Best For: High-frequency trading bots, advanced trading applications, and users needing access Explore CoinDesk's API documentation for seamless integration of live and historical cryptocurrency data, including BTC and ETH prices, social insights, news, and blockchain analytics. com, we provide a comprehensive suite of cryptocurrency market data through standardized and intuitive APIs, offering extensive coverage of the global digital asset landscape. crypto. Your use of the Robinhood Crypto API is subject to the Creating an API key generates a public and secret key to access the Exchange at the API level. Mar 25, 2024 · Insights 10 Best Blockchain API Providers for Developers Here we delve into the essential role of cryptocurrency APIs for developers in building applications that leverage crypto functionalities and connect with crypto services. [1] This agnostic API would perform basic cryptographic operations, such as hashing, signature generation and verification and Welcome to Coinbase Exchange API documentation for traders and developers! The APIs are separated into two categories, trading and market data: Trading APIs require authentication and let you place orders and access account information. Real-Time Crypto Data for Your Webs| Access 522,531 coins, real-time DEX data, and historical price information dating back to 2010. Sep 18, 2019 · Access real-time and historical crypto data with Coinlayer’s powerful Crypto Currency API. Started in 2014, CoinGecko is the world’s largest independent crypto data aggregator that is integrated with more than 1,000 crypto exchanges and lists more than 18,000 coins across 600+ categories. Dec 13, 2024 · The Web Crypto API empowers developers to incorporate robust encryption and decryption mechanisms into their web applications without relying on third-party libraries. Our offerings include real-time prices, historical data, and reference information sourced from major cryptocurrency exchanges worldwide. Coinlore offers a public and free cryptocurrency API for developers and research projects and so on. This article will focus on the public SubtleCrypto interface exposed at window. Access live prices, market caps, historical data, and more from over 2. Messari’s API suite gives builders a single access point to the market, onchain activity, social sentiment, and institutional research—so you can build faster and smarter. 4 million assets on 790+ exchanges. . Get access to real-time market data with high throughput APIs to power your trading. Cheap and accurate crypto api data with realtime and historical data. Power your product with real-time, structured data across every signal that matters. This documentation and all API References apply only to Crypto APIs. Sep 28, 2025 · Best Crypto Exchange APIs 1. Market Data APIs provide market data and are public. The thing is, there are The CoinGlass API provides aggregated data from top global exchanges, covering derivatives, spot, options, on-chain metrics, long-term indicators, and key market signals. Free Crypto API for Businesses and Developers Discover the best crypto API for live and historical cryptocurrency data. Gain real-time and historical market data for Stocks, ETFs, Cryptocurrencies, Commodities, Forex, Bonds, Futures, and more — all through one unified API. The secret key is revealed when first created; however, upon refreshing the page or navigating elsewhere, the secret key will be hidden for security reasons. But to work better and faster, it’s a good idea to combine multiple APIs for optimal performance in each of your tasks. What is Crypto APIs? Crypto APIs is a blockchain infrastructure layer that radically simplifies the development of blockchain and crypto related applications by providing all needed blockchain APIs. It offers a wide range of order types and is designed to handle a large volume of requests. Use Cases: Trading bots, price feeds. In this article, we'll explore how to generate At Massive. Sign up and use free plan! Access real-time and historical cryptocurrency market data from 400+ exchanges. com Exchange Derivatives API provides developers with a REST and websocket API. Trade on the go with the Crypto. Modern APIs are also fully documented in terms of usage and versioning. What is API in cryptocurrency? Crypto API refers to a method for gaining access to cryptocurrency exchanges. MarketFlow is designed for fintech developers, market analysts, AI agents, and investors who need seamless access to global financial data — all at highly competitive rates. Trade crypto anytime, anywhere. 0 REST/WS API) reference documentation. Pairs: USD, BTC, ETH, and others. Built for speed, simplicity, and performance—20ms response time, easy integration, and extensive documentation. Dec 13, 2024 · The Web Crypto API is a powerful means within JavaScript to perform cryptographic operations, allowing developers to securely generate and manage keys, encrypt, decrypt, sign, and verify data. Binance API: Best for High-Volume Trading Key Features: The Binance API is renowned for its high scalability, low latency, and robust support for spot, margin, and futures trading. The API provid Get raw data access to cryptocurrency data API. Benefit form ultra-low latency, colocation, security and compliance control The Crypto. Jan 7, 2021 · The base cryptographic functions use the CSPs for the necessary cryptographic algorithms and for the generation and secure storage of cryptographic keys. Uses for this API range from user or service authentication Welcome to the Crypto. An Application Programming Interface (API) is a software solution that allows the interaction of two or more applications. In 2025, top cryptocurrency APIs like View cryptocurrency prices, market cap, live charts, trading volume, and key metrics for Bitcoin, Ethereum, XRP, Solana and 400+ more coins. Two different kinds of cryptographic keys are used: session keys, which are used for a single encryption/decryption, and public/private key pairs, which are used on a more permanent basis. This article delves into the top 10 cryptocurrency APIs of 2025, highlighting those that offer real-time and historical data, support complex use cases. Key Takeaways Crypto exchange APIs are essential tools for developers and traders, enabling real-time data access and automation to enhance trading efficiency. Access CoinGecko’s DEX API for on-chain data across 21M+ tokens and 251 networks, including prices, liquidity pools, OHLCV data, transactions & more. Before we get to know about crypto APIs, let’s have a look at APIs first. It provides the developers and Use Token Metrics crypto API to get the best, most accurate real-time prices, on-chain data, and AI crypto trading signals from one powerful crypto API. Stream real-time and historical data to build dashboards, trading tools, and research apps, all with minimal setup. Get started today with Klever! The Crypto. Jun 18, 2024 · Discover the best crypto APIs for developers. Sep 2, 2024 · The Web Crypto API is an interface allowing a script to use cryptographic primitives in order to build systems using cryptography. Coinbase Exchange offers multiple connectivity options tailored to your trading and data needs: REST API Get real-time cryptocurrency and fiat exchange rates from 380+ sources. Trade 700+ instruments including Spot, Margin, Perpetuals, Futures, and more.