No authentication required
Check the docs depth and real endpoint shape before assuming production fit.
Start by accessing the API endpoints directly as no authentication is required. Refer to the official documentation for available endpoints and usage details.
Uptime · 30-day window
About this API
The 1inch API provides access to data from decentralized exchanges, enabling developers to query trading information without requiring authentication. It is designed for applications that need to interact with decentralized finance (DeFi) protocols, particularly for retrieving token prices, swap rates, and liquidity data.
Developers building cryptocurrency trading platforms, portfolio trackers, or DeFi dashboards can leverage this API to integrate real-time decentralized exchange data. The API's lack of authentication simplifies integration and lowers barriers for developers.
While the API focuses on decentralized exchange data, it does not require users to manage API keys or tokens, making it accessible for quick prototyping and lightweight applications. Users should consult the official documentation for detailed endpoint information and usage guidelines.
What you can build
- 1Display decentralized exchange token prices
- 2Fetch swap rates between cryptocurrencies
- 3Retrieve liquidity pool information
- 4Build trading interfaces for decentralized exchanges
Strengths & limitations
Strengths
- No authentication required
- Focus on decentralized exchange data
- Simple REST API access
Getting started
Start by accessing the API endpoints directly as no authentication is required. Refer to the official documentation for available endpoints and usage details.
FAQ
Do I need an API key to use the 1inch API?+
No, the 1inch API does not require any authentication or API key.
Can I use the 1inch API from a browser?+
Yes, since no authentication is required, it can be used from browser-based applications.
What kind of data can I retrieve with the 1inch API?+
You can retrieve decentralized exchange trading data such as token prices, swap rates, and liquidity information.
Is HTTPS required to access the 1inch API?+
While not explicitly stated, it is recommended to use HTTPS for secure communication.
Technical details
- Auth type
- none
- Pricing
- free
- Protocols
- REST
- Response time
- 458 ms
- Last health check
- 6/30/2026, 6:24:23 AM