API Documentation

3xpl

Universal blockchain data infrastructure providing real-time access to 47 blockchains through LLM, JSON, WebSocket, and ClickHouse APIs. Features standardized data format and academic-friendly access with no ads.

Alpaca

Commission-free API trading platform offering comprehensive brokerage infrastructure, real-time market data, and multi-asset support for stocks, ETFs, options, and crypto with extensive SDK availability.

AlphaScan

Comprehensive blockchain infrastructure and development platform offering node management, API services, and real-time analytics tools. Supports multi-chain deployment and monitoring with enterprise-grade security features.

OpenVM

A modular and extensible zero-knowledge virtual machine (zkVM) framework enabling customizable development of ZK applications with support for Rust programs, efficient onchain verification, and cross-chain capabilities.

Balancer v3

Advanced automated market maker (AMM) platform offering customizable liquidity pools, enhanced security features, and a comprehensive hooks framework for building sophisticated DeFi applications.

Bello

Cross-platform Web3 message broadcasting service enabling businesses to reach audiences across XMTP and Warpcast networks. Features unified dashboard, transaction management, and balance tracking.

BitcoinAverage

Comprehensive cryptocurrency price API service providing real-time and historical data from 50+ exchanges. Features WebSocket feeds, custom index generation, and support for 172 fiat currencies since 2013.

Bitquery

Enterprise-grade blockchain data infrastructure providing real-time and historical data across 45+ networks through comprehensive APIs, streaming capabilities, and investigation tools for crypto analysis.

bitsCrunch

Comprehensive blockchain analytics and infrastructure platform offering real-time data analysis, fraud detection, compliance tools, and DeFi infrastructure through extensive API access and network operation tools.

Blockchair

Multi-blockchain explorer and analytics platform offering comprehensive data access across 47 networks through SQL-like API queries, with advanced privacy analysis and portfolio tracking capabilities.

BlockCypher

Enterprise-grade blockchain infrastructure provider offering multi-cryptocurrency API services, node management, and development tools. Supports Bitcoin, Ethereum, and other major networks through REST APIs.

Vision Crypto Cloud

Enterprise-grade cryptocurrency trading infrastructure offering electronic trading venues, API connectivity, and liquidity-as-a-service solutions for institutional clients with comprehensive OTC and white label capabilities.

Web3-Onboard

Open-source JavaScript library for integrating wallet connections and transaction management in Web3 applications. Supports 35+ wallets, multiple chains, and real-time transaction states.

CCData

Enterprise-grade digital asset data platform providing real-time cryptocurrency market data, indices, and analytics across 300+ exchanges. Features comprehensive trade, derivatives, and order book coverage with 99.99% API uptime.

Cede SDK

Comprehensive CEX connectivity SDK enabling seamless integration with 15+ major exchanges, providing unified API access for balance tracking, deposits, withdrawals, and trading functionalities with enterprise-grade security.

Cede.store

Browser extension-based platform enabling seamless integration between centralized exchanges and DeFi applications, with non-custodial API key storage and support for 10+ exchanges across 489 networks.

CoinAPI

Enterprise-grade cryptocurrency data and trading infrastructure platform offering unified access to market data, trading automation, and index calculations across multiple exchanges through standardized APIs.

CoinBrain

Real-time cryptocurrency analytics platform offering multi-chain market intelligence, token unlock tracking, and developer integration tools. Supports 14+ networks with comprehensive price tracking and trading widgets.