> For the complete documentation index, see [llms.txt](https://thirdfi.gitbook.io/thirdfi.org/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://thirdfi.gitbook.io/thirdfi.org/product/overview.md).

# Overview

### Powered by API, ThirdFi solutions are customized for the technical needs in the web3 finance - DeFi. 

Allow your product to access DeFi liquidity pools, swap tokens, invest in various DeFi investments, buy and sell crypto, send and receive digital assets on-chain, and test & manage your product.

Here are the categories for ThirdFi features:

1. **Multi-chain DEX token swap**
   * Exchange cryptocurrencies using blockchain networks (Ethereum, BNB Chain, Polygon, Avalanche, Arbitrum, and Optimism) via API  
   * Integrated various Decentralised Exchanges (DEX) with [Uniswap](https://uniswap.org/), [SushiSwap](https://www.sushi.com/), [PancakeSwap](https://pancakeswap.finance/), [TraderJoe](https://traderjoexyz.com/home#/), [QuickSwap](https://quickswap.exchange/), [Velodrome](https://app.velodrome.finance/), [VVS](https://vvs.finance/), [OKCSwap](https://www.okx.com/okc/swap), [KuSwap](https://kuswap.finance/#/swap), [PoseiSwap](https://www.poseiswap.xyz/)
   * Non-custodial wallet supported: Integrate EOA wallets (Metamask, WalletConnect, OKX Wallet, KuCoin Wallet)
2. **Invest & Earn**
   * DeFi protocol integration: Invest into DeFi index products automatically via API
   * Integrated with various DeFi liquidity pools, staking, and AMM protocols
   * Track the performance of the major cryptocurrencies with respective themes
3. **On-ramp Payment**
   * On-ramps payment gateway: Buy between global currencies to cryptocurrencies
   * Support various payment methods, blockchains, and cryptocurrencies in the world
4. **Developer Dashboard**
   * Portfolio management: Multi-chain dashboard and analytics
   * API and Transaction Logging: Monitor the user activity and manage the development tools
   * API key management: Manage API keys with specific permission controls
5. **Developer Sandbox Environment**
   * Provide the sandbox environment to allow building and testing in the testnet
6. **Price Oracle**
   * Provides accurate and up-to-date price information from decentralised networks.
   * Without a reliable price oracle, DeFi applications may be vulnerable to inaccuracies, potentially leading to financial losses for users.
   * With the WebSocket connection, users can obtain real-time, bidirectional communication between a client and a server over a single TCP connection.
7. **Webhook**
   * Communication between ThirdFi and the developer's backend server
   * Provide event updates in real-time and allows developers to customize their business logic updates on their existing application

### Sandbox Environment (testnet)

[Backend API](https://sandbox.thirdfi.org/)

### Live/Production Environment (mainnet)

1. [App](https://app.thirdfi.org/)
2. [Backend API](https://api.thirdfi.org/)

### API Documentation

{% embed url="<https://thirdfi.readme.io/>" %}