# Earn API ### Liquidity Provider ThirdFi presents Earn API with top-performing liquidity pools in the decentralized finance space. Earn API allows you to access various liquidity pools on 6 blockchain networks and deploy funds simply through REST API. The funds deployed are working investment pools that users in your product can invest in real-time, and earn transaction fees and token rewards, all automatically. We’re providing support for these liquidity pools in 9 blockchain networks. ### Supported networks, liquidity pools
BlockchainLiquidity poolContract address
EthereumUSDC-ETH0xB4e16d0168e52d35CaCD2c6185b44281Ec28C9Dc
EthereumDAI-USDC0xAE461cA67B15dc8dc81CE7615e0320dA1A9aB8D5
EthereumETH-USDT0x0d4a11d5EEaaC28EC3F61d100daF4d40471f1852
EthereumUNI-ETH0xd3d2E2692501A5c9Ca623199D38826e513033a17
EthereumWBTC-ETH0xBb2b8038a1640196FbE3e38816F3e67Cba72D940
AvalancheAVAX-USDC0xf4003F4efBE8691B60249E6afbD307aBE7758adb
AvalancheWETH.e-AVAX0xFE15c2695F1F920da45C30AAE47d11dE51007AF9
AvalancheUSDt-AVAX0xbb4646a764358ee93c2a9c4a147d5aDEd527ab73
AvalancheBTC.b-AVAX0x2fD81391E30805Cc7F2Ec827013ce86dc591B806
AvalancheUSDC.e-AVAX0xA389f9430876455C36478DeEa9769B7Ca4E3DDB1
AvalancheAVAX-USDT.e0xeD8CBD9F0cE3C6986b22002F03c6475CEb7a6256
PolygonMATIC-SAND0x369582d2010B6eD950B571F4101e3bB9b554876F
PolygonUSDC-WETH0x853Ee4b2A13f8a742d64C8F088bE7bA2131f670d
PolygonMATIC-USDC0x6e7a5FAFcec6BB1e78bAE2A1F0B612012BF14827
PolygonUSDC-USDT0x2cF7252e74036d1Da831d11089D326296e64a728
PolygonMATIC-WETH0xadbF1854e5883eB8aa7BAf50705338739e558E5b
ArbitrumETH-USDC0x905dfCD5649217c42684f23958568e533C711Aa3
ArbitrumETH-MIM0xb6DD51D5425861C808Fd60827Ab6CFBfFE604959
ArbitrumWBTC-ETH0x515e252b2b5c22b4b2b6Df66c2eBeeA871AA4d69
ArbitrumETH-USDT0xCB0E5bFa72bBb4d16AB5aA0c60601c438F04b4ad
ArbitrumSPELL-ETH0x8f93Eaae544e8f5EB077A1e09C1554067d9e2CA8
BNBUSDT-BNB0x16b9a82891338f9bA80E2D6970FddA79D1eb0daE
BNBBNB-BUSD0x58F876857a02D6762E0101bb5C46A8c1ED44Dc16
BNBUSDT-BUSD0x7EFaEf62fDdCCa950418312c6C91Aef321375A00
BNBCAKE-BNB0x0eD7e52944161450477ee417DE9Cd3a859b14fD0
BNBBTCB-BNB0x61EB789d75A95CAa3fF50ed7E47b96c132fEc082
BNBDOGE-BNB0xac109C8025F272414fd9e2faA805a583708A017f
OptimismOP-USDC0x47029bc8f5CBe3b464004E87eF9c9419a48018cd
OptimismETH-USDC0x79c912FEF520be002c2B6e57EC4324e260f38E50
OptimismVELO-USDC0xe8537b6FF1039CB9eD0B71713f697DDbaDBb717d
OptimismUSDC-DAI0x4F7ebc19844259386DBdDB7b2eB759eeFc6F8353
OKCUSDT-ETHK0x42d0064842e0a3f9613c6b03dde5bd7d581bcef5
OKCUSDT-BTCK0x025d94d3e69951931b716219dde93bd7f35503fa
OKCUSDT-USDC0x39bd57b490af6cd5333490e4d8cc949ab3187cde
OKCUSDT-OKB0xff63b17e85532c1d548f516b2bda72f24f952f08
OKCUSDT-OKT0xf6bda1da6ab3c3f577e50ba6e9127dfc2727c388
CronosWCRO-USDC0xe61Db569E231B3f5530168Aa2C9D50246525b6d6
CronosVVS-WCRO0xbf62c67eA509E86F07c8c69d0286C0636C50270b
CronosUSDT-USDC0x39cC0E14795A8e6e9D02A21091b81FE0d61D82f9
CronosWETH-WCRO0xA111C17f8B8303280d3EB01BBcd61000AA7F39F9
CronosVVS-USDC0x814920D1b8007207db6cB5a2dD92bF0b082BDBa1
KCCWKCS-KUS0x1EE6b0F7302b3c48c5Fa89Cd0a066309D9AC3584
KCCUSDT-USDC0xfA0F90c7daE25c45f5890850F78438FD9dfcf5EE
KCCUSDT-WKCS0x6c31e0F5c07b81A87120cc58c4dcc3fbafb00367
KCCWKCS-USDC0x943F29A00415D8cE38607aBb81e36cdDfDCAA77f
KCCWKCS-BTCK0x009fe8dACCDcB2C82f5Bde0E9A28d0D802fF93Fd
Conflux (eSpace)CFX-ETH0x8ea70966e8f14337657bff7f40cfb9648f79530b
Conflux (eSpace)CFX-WBTC0x8bbbd6150c933fcd790b4a00bab23826912c192c
Conflux (eSpace)CFX-PPI0x1112a6c61a2eec4bd3aec78bd5bf3396bdd37d57
Conflux (eSpace)CFX-USDT0x8fcf9c586d45ce7fcf6d714cb8b6b21a13111e0b
Conflux (eSpace)CFX-USDC0x0736b3384531cda2f545f5449e84c6c6bcd6f01b
Conflux (eSpace)USDC-USDT0xa5dcd75c853dad730bef4ece3d20f0be7e297a6a
Nautilus TestnetUSDC-WBTC0x0262cc648F43F6DBB5A7e03774E013d9fE8C7dce
### How to use Earn API? 1. Sign up for the ThirdFi app. 2. Log in, and generate the API key. 3. Create customers through the Customer API. 4. Use the customer email address to create the transaction session via Session API, and redirect the user to the webview. 5. Users can do the transaction by connecting web3 wallet and confirming the transaction. 6. ThirdFi sends the webhook event to the developer's backend server after configuring the webhook setting. Visit here to try the Earn API for free! {% embed url="" %} --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://thirdfi.gitbook.io/thirdfi.org/product/earn-api.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.