One unified API for transacting in DeFi & sourcing on-chain data with 40+ chains-protocols and 100+ endpoints.
What is expand.network?
expand.network is a unified API that provides seamless access to decentralized finance (DeFi). It connects users to over 170 DeFi endpoints, including decentralized exchanges (DEXs), bridges, lending protocols, oracles, and more. It is designed for developers, trading firms, institutions, and DeFi applications that want to integrate multiple DeFi services through a single API.
Use Cases
- Trade - Efficiently transact across DeFi by swapping, lending, borrowing, and managing liquidity and generate detailed reports on transactions for seamless trade reconciliation.
- Build - Build DeFi-related features like swaps and lending for end-client use and speed up the development of applications that use on-chain data.
- Manage Portfolios - Track your portfolio, analyze performance, set alerts, and automate rebalancing.
- Source Data - Access real-time and historical on-chain data for research, tax compliance, risk management, transactions, and liquidity pools to inform trading decisions.
expand.network by Blockdaemon
Blockdaemon has acquired expand.network to enhance its blockchain infrastructure capabilities. This acquisition improves Blockdaemon’s ability to connect businesses to blockchains through a unified API and reinforces its commitment to providing enterprise solutions.

References
- Docs - Explore API documentation and guides.
- Playground - Test API requests in a live environment.
❓FAQs
How do I start using the expand.network DeFi API?
You can sign up on our platform, get API access, and explore our documentation for integration details.
Is expand.network decentralized?
expand.network aggregates data from multiple DeFi protocols and blockchains but operates as a centralized API service for efficiency and reliability.
How do I authenticate API requests?
API requests require authentication through API keys. Refer to our documentation for details on how to obtain and use your API key.
Does expand.network offer SDKs?
Yes, we provide SDKs to simplify integration. Check our documentation for supported languages.
What rate limits apply to API requests?
Our rate limits depend on your pricing tier. Refer to our Pricing page for more details.
Can I use expand.network for algorithmic trading?
Yes, our API supports real-time and historical data access, making it suitable for algorithmic trading strategies.
Does expand.network comply with regulatory requirements?
expand.network operates in compliance with relevant financial and data protection regulations. However, users must ensure their use cases adhere to applicable laws.
Can I restrict API access to specific IPs?
Yes, you can set up IP whitelisting for added security.
Does expand.network store user funds?
No, expand.network does not custody funds. We provide API access to interact with DeFi protocols directly.
Is expand.network an EMS (Execution Management System)?
No, expand.network does not function as an EMS. However, our API and SDK can be used to build EMS-specific platforms with features like smart order routing and algorithmic trading.
Is expand.network an OMS (Order Management System)?
No, expand.network is not an OMS, but our API supports order entry, tracking, and analytics, enabling businesses to develop a trader-specific OMS platform.
Does expand.network support XMTP?
No, we do not currently support XMTP. However, we may consider it in the future based on demand.
Does expand.network provide historical price discovery data?
No, but we offer a WebSocket subscription for real-time data streaming. Users can store this data for their own indexing. Historical transaction and log data are available on Ethereum.
Do I need coding knowledge to use expand.network?
Minimal coding knowledge is required. Our API is user-friendly, making it accessible even for those with limited experience.
👋 Have More Questions?
If you have questions that aren't covered here, please contact our Customer Support Team directly via our Contact Support Form below or directly via email at [email protected].