Best Blockchain APIs for Bitcoin

Blockdaemon is the institutional gateway to Web3, securing over $110B in digital assets for 400+ institutions, including exchanges, custodians, crypto platforms, and financial enterprises. We offer institutional-grade blockchain infrastructure spanning nodes, APIs, DeFi, staking, MPC wallets and vaults. Since 2017, our globally distributed infrastructure ensures unrivaled security, compliance, and scalability.

Coinbase is the easiest place to buy, sell, and manage your cryptocurrency portfolio. Jump start your crypto portfolio with $30 in free Bitcoin after you sign up and make a $20 purchase. Terms apply. Discover how specific cryptocurrencies work — and get a bit of each crypto to try out for yourself. Coinbase has a variety of features that make it the best place to start trading. Buy and sell popular digital currencies, keep track of them in the one place. Invest in cryptocurrency slowly over time by scheduling buys daily, weekly, or monthly. For added security, store your funds in a vault with time delayed withdrawals. Stay on top of the markets with the Coinbase app for Android or iOS. We store the vast majority of the digital assets in secure offline storage. Cryptocurrency stored on our servers is covered by our insurance policy. Coinbase supports a variety of the most popular digital currencies.

QuickNode is a Web3 infrastructure platform that helps developers and businesses worldwide build, launch, and scale blockchain-powered applications (dApps), providing instant access to 20 chains across 35+ networks. With our lightning-fast global API, providing instant access to Ethereum, Solana, Bitcoin, and more, you can save valuable time safely without sacrificing performance and stay focused on what matters to you. Get started developing immediately with QuickNode API, or be notified of real-time events that matter to you with QuickAlerts. With QuickNode being trusted by the industry's best and most cutting edge, including companies like Adobe, Twitter, 1Inch, Nansen, and more, we are the best choice for developers, hobbyists & web-scale blockchain apps.

SoChain is a blockchain explorer that crypto users can use to explore the Bitcoin blockchain and other blockchains. SoChain also offers APIs. SoChain's fast blockchain API is the easiest, most cost-effective way to build applications on Bitcoin, Litecoin, Dogecoin, Zcash, and Dash. We also offer Test Networks for developers to get started in a sandbox environment. Currency is just the first application of the Blockchain, and there's alot more to come. We're helping you make the future happen. This API is fast, and free. If you'd like to see more features, or if you need an obscenely large number of API calls, talk to us. We're happy to help. Accessing the SoChain API is simple. Whichever programming language you use, you can call our REST API using any HTTP adapter. For accessing this API using Ruby or Ruby on Rails, we recommend using the HTTPClient gem.

Our DEX GraphQL APIs provide real-time trades for multiple DEX protocols across different blockchains. You can access trade data for protocols like Kyber, Uniswap, 0x, Balancer protocol, PancakeSwap, etc. Based on DEX trade data, you can build charting, analytics, find arbitrage opportunities, or analyze DEX markets. Bitquery is a set of software products that parse, index, and store blockchain data in a unified way. Market analytics for specific projects and industry trends in different blockchain networks. Money flow analysis for blockchain investigation and compliance, find origin and destination of funds​. Decentralized Finance (DeFi) protocols APIs and analytics. Scientific research for blockchain development.

Crypto APIs is a trusted Web 3 infrastructure provider for crypto applications & dApps. It is the easiest way to interact with blockchains. The company's product suite includes Blockchain Data, Blockchain Events, Blockchain Automations, Blockchain Tools, Non-Custodial Wallets and Market Data. Interoperability is one of the main benefits of Crypto APIs, as it supports multiple blockchains, tokens, and standards. Developers can use the product suite on both testnets and mainnets. The unified REST API endpoints guarantee easy access to different blockchains. SDK libraries make it easy for developers to build solutions using Crypto APIs endpoints. With a seamless one-time integration and advanced cryptographic security, Crypto APIs offers a perfect infrastructure layer for Web 3. It is ISO/IEC 27001:2013 certified – a testament to the company’s dedication to privacy and security.

Anyblock’s Software-as-a-Service (SaaS) provides Blockchain JSON-RPC Access for Bitcoin, Ethereum & more. We use a fast and reliable blockchain API, query time is usually less than 100 ms. Load-balanced with multiple nodes. Parity/OpenEthereum & Besu clients for Ethereum. Amazing support. Quick and personal responses. Technical advice with code samples. Extensive documentation: API, tutorials, FAQs, ...

NOWNodes is a reliable RPC service provider offering seamless access to both Full and Archive Nodes via API. Supporting over 110 blockchain networks, NOWNodes delivers multiple interface options such as Tendermint, Blockbook, Index, and others—available across mainnets and testnets depending on the specific blockchain. The platform stands out for its fast, cost-efficient, and dependable infrastructure. With 99.95% uptime, the ability to handle over 15,000 transactions per second, and an average response time of approximately 0.6 seconds, NOWNodes ensures continuous, secure access to blockchain data.

The Blockchair API offers developers, researchers, and businesses the ability to tap into data from 17 distinct blockchains. This API is equipped with a range of analytical tools, enabling tasks such as filtering, sorting, and data aggregation, all while maintaining impressive uptime. Blockchair stands out as the pioneer in merging various blockchains into a single search interface. In contrast to many other blockchain explorers and crypto entities, Blockchair prioritizes user privacy by refraining from gathering personal data and ensures it isn't distributed to external analytics firms or advertising networks.

WatchData provides simple and reliable API access to Ethereum blockchain. Among the advantages offered by WatchData are: - Data reliability - Uninterrupted connection with no downtime - Process automation - High limits that suit any user - Support for various nodes - Resource scaling -High processing speeds

Vezgo is an API for connecting to any crypto exchange, wallet, protocol or account. It's the #1 alternative to the discontinued Zabo API. Simplify your development and integrate end-user data from exchanges and blockchain directly into your JavaScript backend using the Vezgo SDK. Supporting exchanges, wallets and protocols takes months of design and development. Vezgo is one integration that can be completed in an afternoon. Vezgo is constantly adding support for new exchanges, wallets and protocols, which means you’ll always have the latest for your users. Vezgo normalizes and enhances the data with fiat values, and standardized transaction types. It makes every connection return the exact same data formatting, giving your application unmatched reliability and data consistency.

Coinpath®​ is a set of blockchain money tracing APIs based on a sophisticated mathematical algorithm that can perform complex calculations between blockchain addresses to show the money flow. Coinpath®​ uses heuristics and machine learning to determine clusters, transaction flow, account balance, etc. Our Coinpath®​ APIs are the backbone of multiple blockchain investigation and compliance solutions. Coinpath® is a set of API endpoints to trace money for any source and destination, create money flow graphs, and aggregate transfers to addresses. You can determine the origin and destination of money, transaction amount, and flow path. Coinpath® depicts a clean data graph for money flow by analyzing wallet transactions and addresses and creates a clear path from funds’ origin to different crypto services and VASPs. Our blockchain forensics technology is useful in monitoring customer deposits and withdrawals for “tainted” coins involved in money laundering, terrorist funding,etc.

Zabo is an API for connecting to any crypto exchange, wallet, protocol or account. In only a few hours your users can access a whole universe of cryptocurrency accounts completely whitelabeled into your app. Zabo's API reduces integration lead times by up to 80% while consuming a fraction of the engineering resources normally required. Supporting exchanges, wallets and protocols takes months of design and development. Zabo is one integration that can be completed in an afternoon. Zabo is constantly adding support for new exchanges, wallets and protocols, which means you’ll always have the latest for your users. Zabo makes every connection return the exact same data formatting, giving your application unmatched reliability and data consistency.

Our architecture allows us to run in multiple data centers for redundancy and low-latency. Simple and easy web APIs (REST) enable developers to build blockchain applications quickly and confidently. Our modular, cloud-optimized architecture is enterprise-grade for scalability, performance and reliability. We maintain a cluster of distributed databases which contain all transactional data for the entire blockchain. We host full-node blockchains for optimal security in validating and relaying transactions.Our focus is to make our customers successful as they build their next-generation blockchain applications. BlockCypher quickly identifies fraud and transactions likely to confirm.

Bloq’s expanding suite of infrastructure services is a powerful resource for building on multiple blockchains — providing the foundation for cryptocurrency business, de-risking the development process, and scaling as the best ideas grow. BloqConnect accelerates development with APIs, delivering real-time connectivity to leading blockchain networks, as well as indexed data, and additional services. BloqNodes can spin up private, fully-managed clusters of nodes, ensuring the powerful fault-tolerant data foundation that the blockchain industry demands. BloqStake provides solutions for Proof-of-Stake protocols and the enterprises that support them to offer rewards for staking and securing your favorite protocols. Deliver vital infrastructure for your ecosystem, allowing it to build groundbreaking new applications, scale quickly, and explore synergies alongside leading blockchain protocols.

Impervious API is a programmatic layer that sits on top of the Bitcoin Lightning Network, i.e. "Layer 3." Developers can leverage the Impervious API to easily build secure p2p data transmissions and payments into their applications and services. 1. Truly peer-to-peer (like the Internet was meant to be) 2. Censorship and surveillance resistant 3. Default encrypted 4. Payments built in We make it easy for developers to integrate cryptographically secure payments and data transfers - p2p - via IMP API. Impervious enables applications and services to build on and implement the p2p internet.

Cryptocurrency API to access transaction data from multiple blockchains in uniform format. With Stocra you can read transactions from Bitcoin, Ethereum (including ERC-20 transfers), Cardano, Dogecoin, Litecoin and Aptos blockchains and get responses in the same format. No more blockchain specific parsers!

Kickstart your next blockchain project with Chain49! We provide access to our network of blockchain full nodes located in Germany via JSON-RPC, WebSocket and a shared API based on battle-tested indexer Blockbook. We support the most popular blockchains like Bitcoin, Ethereum, BNB Smart Chain and more! By using our services, you can save a lot of time and money spent on setting up your own blockchain infrastructure and just focus on developing your idea. Dedicated nodes and custom setups are also available from over 50 different blockchains for the highest load requirements without any rate limits. Contact us for a free consultation today or register for a free key and start building awesome things!

Chaingateway.io is a REST Blockchain API that allows you to automate interacting with the Ethereum, Polygon, Bitcoin, Binance Smart Chain, and Tron Blockchain. So, instead of using a wallet to manually send coins to many addresses, you can automate this process with our solution. You can also use Chaingateway.io to securely store and manage the funds of your users. In addition, Chaingateway.io offers live notifications for deposits and access to a wide range of Blockchain Data.

The world's most popular way to buy, hold, and use crypto. The most powerful and easy-to-use cryptocurrency wallet. Go from zero to crypto in minutes. Just verify your ID, add a payment method, and buy cryptocurrencies. Only you can access your funds. Not even us. Deposit cryptocurrencies in an interest account and see how they grow. Convert your cryptocurrencies into cash. Instantly exchange your cryptocurrencies for any other currency. Chat with customer service directly on Exchange, anytime. Web Socket, REST and binary APIs for each type of professional agent. Confirm transactions, analyze the market, or just learn more about cryptocurrencies. We've powered exchanges, data analysts, enthusiasts, and more. From Hashrate to blocking details, mining information and more. Get the latest prices and charts along with key market signals.