Bitcoin celebrated its tenth anniversary on January 3, 2019, marking a decade since Satoshi Nakamoto mined the first block in 2009. The initial years of Bitcoin's journey went largely unnoticed by the general public, except for a dedicated few within the cryptocurrency community.

While early infrastructure development was gradual, the cryptocurrency bull market of 2017 ushered in a plethora of new products. Currently, the pace of development in the crypto space is unprecedented, attracting new developers from various sectors eager to partake in the "crypto gold rush."

Are you interested in creating your own crypto application? Whether you identify as a cryptocurrency developer, trader, or simply have a passion for crypto, there are numerous APIs available to simplify your development process. From personal trading bots to payment solutions, these APIs can serve as valuable tools to help you get started.

Let’s delve into some of the top crypto APIs available today.

1. Bitquery

Bitquery offers blockchain data APIs for over 40 different blockchains, utilizing GraphQL technology. This allows users to access multi-chain data through a single GraphQL endpoint and tailor queries to meet specific data needs.

In addition to its Coinpath APIs, DEX APIs, Transfer, and Balance APIs, Bitquery allows access to generic blockchain data, including SmartContractCalls and events.

> Also Read: Best Blockchain Analysis Tools and How They Work?

2. QuikNode If you're a developer, managing a node can be challenging, requiring dedicated hardware and extensive maintenance. QuikNode addresses these concerns, easing the process.

To start using QuikNode, simply sign up for a free Node URL, which streamlines the onboarding experience for new developers. QuikNode supports over 20 blockchains and offers a more robust infrastructure compared to Infura.

3. Swapzone Swapzone acts as a one-click cryptocurrency exchange aggregator, consolidating over 1000 crypto assets from more than 20 exchanges. This service is instantaneous and does not require registration or KYC.

The Swapzone API is a white-label solution that brings all of Swapzone's capabilities to any cryptocurrency project while managing all communication with providers and customer support. Built using REST technology, it integrates seamlessly into both desktop and mobile applications without additional coding.

4. SimpleSwap SimpleSwap allows users to exchange over 500 cryptocurrencies without the need for registration. With four years in the market, it has gained a loyal user base.

The SimpleSwap API is user-friendly and free, typically requiring only a day for integration. Developers can use this API to implement cryptocurrency exchange services, accessing various currency pairs and estimated exchange rates. It operates over HTTP and delivers responses in JSON format.

You can find detailed technical documentation here: https://api.simpleswap.io. Affiliates can obtain API keys after registration and customize their commission from each transaction (up to 2%). SimpleSwap boasts a 99.95% uptime, with many wallets and exchanges already utilizing its API.

5. CoinAPI

CoinAPI specializes in providing price and market data, hosting over 20TB of raw market data in its database. It is well-regarded for delivering high-quality crypto data.

CoinAPI offers real-time data streaming and maintains a comprehensive database of historical market data. Its servers are globally distributed to ensure reliable and swift data transfer.

6. CoinMarketCap API

CoinMarketCap tracks exchange and liquidity markets for various cryptocurrencies and digital assets. As a prominent resource in the crypto sector, CoinMarketCap provides a professional API for traders and developers, featuring extensive historical market data dating back to 2013.

The CoinMarketCap API offers a limited free plan, which can quickly escalate in cost depending on the number of monthly call credits.

7. Coincap.io API

CoinCap aggregates real-time pricing and market activity for over 1,000 cryptocurrencies, aiming to deliver transparent and accurate data. Developed by the ShapeShift team, the CoinCap API is free for all users.

While it functions well for real-time price aggregation, CoinCap may not be the best option for those needing precise historical data, such as for backtesting portfolio strategies.

8. Wyre

Wyre provides a compliant fiat-to-crypto on-ramp for crypto applications and services. Its API is a straightforward payment solution tailored for crypto startups that prefer crypto payments over traditional methods.

9. CryptoCompare API

Widely used by businesses, investment firms, and crypto companies, CryptoCompare offers diverse data from market, trade, blockchain, and social sources. Its API provides reliable and scalable endpoints, capable of handling up to 180 million requests per hour at peak times and processing over 800 trades per second.

10. BitPay

BitPay enables merchants and consumers to accept cryptocurrency payments instantly, mitigating risks associated with price volatility. Unlike credit cards, which can incur processing fees up to 3%, BitPay charges a flat 1% settlement fee for converting crypto to fiat. The BitPay API allows users to create and manage invoices, handle refunds, and retrieve real-time rate information.

11. CoinGecko

CoinGecko aims to empower crypto users by offering insights into fundamental market drivers. Beyond pricing, trading volume, and market cap, CoinGecko tracks community growth, code development, events, and on-chain metrics, providing a holistic analysis of the crypto landscape. Operating since 2014, it is one of the largest crypto data providers, monitoring nearly 3,300 tokens across over 260 exchanges.

The CoinGecko API is free to use, granting access to live pricing, trading volume, tickers, exchanges, and historical data, along with non-market data like images and community statistics.

12. NOWNodes

NOWNodes provides access to both Explorer and Node APIs, supporting over 40 popular blockchain networks. With NOWNodes, users can add new networks, coins, and tokens, maintain seamless operations, and focus on product development while minimizing infrastructure costs. A free plan is available for up to 20,000 requests per day.

13. CryptoAPIs The latest version of CryptoAPIs (2.0) features a robust suite that includes Wallet as a Service, Blockchain Data, Events, Tools, Automations, and Market Data. Built on Kubernetes and the OpenAPI 3.0 standard, it offers scalability and customization. Customers can access over 170 endpoints with a single integration point and choose from nine SDK libraries in their preferred programming languages.

Pricing is based on usage, allowing for easy upgrades as demand increases. The Wallet as a Service product can significantly reduce transaction network fees by up to 90%.

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14. Shrimpy API (Shutdown)

Shrimpy’s Universal Crypto Exchange API enables developers to utilize Shrimpy’s trading engine and server-side architecture for rapid application deployment. It offers low-latency order execution and automated trading based on real-time data, allowing for user management and scalability.

Shrimpy APIs are among the most advanced trading APIs available, connecting to multiple popular exchanges and providing comprehensive order book data, limit orders, and account management, all integrated into a unified API set.

As development teams often face resource constraints and tight deadlines, the Shrimpy API offers a cloud-based solution that addresses challenges like exchange trading, product scalability, and user management. This allows developers to focus on creating innovative products in the crypto space.

About Shrimpy Shrimpy.io serves as a crypto management tool, enabling users to manage their cryptocurrency assets like an index portfolio. Users can configure custom portfolios and implement passive rebalancing strategies, simplifying the trading process.

The free version of Shrimpy includes automated trading, indexing, and rebalancing for all users. A monthly premium subscription is available for $8.99, which includes features such as:

• Shrimpy Social: Connect with other traders to share strategies.
• Shrimpy Insights: Discover how other users manage their portfolios.
• Advanced Backtesting: A robust tool for evaluating custom portfolios and strategies.

Shrimpy’s Trading API for Developers Beyond the consumer application, Shrimpy offers a Trading API for developers looking to integrate scalable exchange trading functionalities. This API was designed to overcome common developer challenges, enabling the creation of groundbreaking products that will shape the future of crypto.

Shrimpy’s API is compatible with the following exchanges: Binance, CoinbasePro, Bittrex, Kraken, Gemini, Poloniex, Huobi, KuCoin, Bibox, BitMart, and HitBTC. This allows developers to leverage Shrimpy’s existing infrastructure instead of managing multiple exchange connections.

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Also, Read: - Crypto Telegram Signals | Crypto Trading Bot - Copy Trading | Crypto Tax Software - Grid Trading | Crypto Hardware Wallet - Crypto Exchange | Crypto Apps in India

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