Links

Deployments

Contract Deployments

A full list of deployed contracts can be found in the deployments.json file. This contains deployments for all environments and is difficult to parse through manually. You should only need to reference it for automation or as a source of truth. For convenience, we extracted the important contract addresses and listed them here.

Mainnet Contracts

Ethereum

Domain ID: 6648936
Chain ID: 1
Core Contract
Address
Connext
0x8898B472C54c31894e3B9bb83cEA802a5d0e63C6
Asset Contract
Address
Flavor
NEXT
0xFE67A4450907459c3e1FFf623aA927dD4e28c67a
Canonical
USDC
0xA0b86991c6218b36c1d19D4a2e9Eb0cE3606eB48
Canonical
WETH
0xC02aaA39b223FE8D0A0e5C4F27eAD9083C756Cc2
Canonical
DAI
0x6B175474E89094C44Da98b954EedeAC495271d0F
Canonical
USDT
0xdAC17F958D2ee523a2206206994597C13D831ec7
Canonical
Peripheral Contract
Address
Description
Unwrapper
0x268682b7D9992aE7e2ca4A8bCc9D9655FB06056F
WETH Unwrapper

Optimism

Domain ID: 1869640809
Chain ID: 10
Core Contract
Address
Connext
0x8f7492DE823025b4CfaAB1D34c58963F2af5DEDA
Asset Contract
Address
Flavor
NEXT
0x58b9cB810A68a7f3e1E4f8Cb45D1B9B3c79705E8
Local/Adopted
nextUSDC
0x67E51f46e8e14D4E4cab9dF48c59ad8F512486DD
Local
USDC
0x7F5c764cBc14f9669B88837ca1490cCa17c31607
Adopted
nextWETH
0xbAD5B3c68F855EaEcE68203312Fd88AD3D365e50
Local
WETH
0x4200000000000000000000000000000000000006
Adopted
nextDAI
0xd64Bd028b560bbFc732eA18f282c64B86F3468e0
Local
DAI
0xDA10009cBd5D07dd0CeCc66161FC93D7c9000da1
Adopted
nextUSDT
0x4cBB28FA12264cD8E87C62F4E1d9f5955Ce67D20
Local
USDT
0x94b008aA00579c1307B0EF2c499aD98a8ce58e58
Adopted
Peripheral Contract
Address
Description
Unwrapper
0x7Fe09d217d646a6213e51b237670Bc326188cB93
WETH Unwrapper

Polygon

Domain ID: 1886350457
Chain ID: 137
Core Contract
Address
Connext
0x11984dc4465481512eb5b777E44061C158CF2259
Asset Contract
Address
Flavor
NEXT
0x58b9cB810A68a7f3e1E4f8Cb45D1B9B3c79705E8
Local/Adopted
nextUSDC
0xF96C6d2537e1af1a9503852eB2A4AF264272a5B6
Local
USDC
0x2791Bca1f2de4661ED88A30C99A7a9449Aa84174
Adopted
nextWETH
0x4b8BaC8Dd1CAA52E32C07755c17eFadeD6A0bbD0
Local
WETH
0x7ceB23fD6bC0adD59E62ac25578270cFf1b9f619
Adopted
nextDAI
0xaDCe87b14d570665222C1172D18a221BF7690d5a
Local
DAI
0x8f3Cf7ad23Cd3CaDbD9735AFf958023239c6A063
Adopted
nextUSDT
0xE221C5A2a8348f12dcb2b0e88693522EbAD2690f
Local
USDT
0xc2132D05D31c914a87C6611C10748AEb04B58e8F
Adopted
Peripheral Contract
Address
Description
Unwrapper
0x7E8F8B2dA3dc5Ad9c9Dfd1A832331A039d4f3f74
WETH Unwrapper

Arbitrum One

Domain ID: 1634886255
Chain ID: 42161
Core Contract
Address
Connext
0xEE9deC2712cCE65174B561151701Bf54b99C24C8
Asset Contract
Address
Flavor
NEXT
0x58b9cB810A68a7f3e1E4f8Cb45D1B9B3c79705E8
Local/Adopted
nextUSDC
0x8c556cF37faa0eeDAC7aE665f1Bb0FbD4b2eae36
Local
USDC
0xFF970A61A04b1cA14834A43f5dE4533eBDDB5CC8
Adopted
nextWETH
0x2983bf5c334743Aa6657AD70A55041d720d225dB
Local
WETH
0x82aF49447D8a07e3bd95BD0d56f35241523fBab1
Adopted
nextDAI
0xfDe99b3B3fbB69553D7DaE105EF34Ba4FE971190
Local
DAI
0xDA10009cBd5D07dd0CeCc66161FC93D7c9000da1
Adopted
nextUSDT
0x2fD7E61033b3904c65AA9A9B83DCd344Fa19Ffd2
Local
USDT
0xFd086bC7CD5C481DCC9C85ebE478A1C0b69FCbb9
Adopted
Peripheral Contract
Address
Description
Unwrapper
0x429b9eb01362b2799131EfCC44319689b662999D
WETH Unwrapper

Binance Smart Chain

Domain ID: 6450786
Chain ID: 56
Core Contract
Address
Connext
0xCd401c10afa37d641d2F594852DA94C700e4F2CE
Asset Contract
Address
Flavor
NEXT
0x58b9cB810A68a7f3e1E4f8Cb45D1B9B3c79705E8
Local/Adopted
nextUSDC
0x5e7D83dA751F4C9694b13aF351B30aC108f32C38
Local
USDC
0x8AC76a51cc950d9822D68b83fE1Ad97B32Cd580d
Adopted
nextWETH
0xA9CB51C666D2AF451d87442Be50747B31BB7d805
Local
WETH
0x2170Ed0880ac9A755fd29B2688956BD959F933F8
Adopted
nextDAI
0x86a343BCF17D79C475d300eed35F0145F137D0c9
Local
DAI
0x1AF3F329e8BE154074D8769D1FFa4eE058B1DBc3
Adopted
nextUSDT
0xD609f26B5547d5E31562B29150769Cb7c774B97a
Local
USDT
0x55d398326f99059fF775485246999027B3197955
Adopted
Peripheral Contract
Address
Description
Unwrapper
0x2c7B8c1a13F2a7854B9299E4d22809A8B1E05De5
WETH Unwrapper

Gnosis

Domain ID: 6778479
Chain ID: 100
Core Contract
Address
Connext
0x5bB83e95f63217CDa6aE3D181BA580Ef377D2109
Asset Contract
Address
Flavor
NEXT
0x58b9cB810A68a7f3e1E4f8Cb45D1B9B3c79705E8
Local/Adopted
nextUSDC
0x44CF74238d840a5fEBB0eAa089D05b763B73faB8
Local
USDC
0xDDAfbb505ad214D7b80b1f830fcCc89B60fb7A83
Adopted
nextWETH
0x538E2dDbfDf476D24cCb1477A518A82C9EA81326
Local
WETH
0x6A023CCd1ff6F2045C3309768eAd9E68F978f6e1
Adopted
nextDAI
0x0e1D5Bcd2Ac5CF2f71841A9667afC1E995CaAf4F
Local
DAI
0xe91D153E0b41518A2Ce8Dd3D7944Fa863463a97d
Adopted
nextUSDT
0xF4d944883D6FddC56d3534986feF82105CaDbfA1
Local
USDT
0x4ECaBa5870353805a9F068101A40E0f32ed605C6
Adopted
Peripheral Contract
Address
Description
Unwrapper
0x642c27a96dFFB6f21443A89b789a3194Ff8399fa
WETH Unwrapper

Linea

Domain ID: 1818848877
Chain ID: 59144
Core Contract
Address
Connext
0xa05eF29e9aC8C75c530c2795Fa6A800e188dE0a9
Asset Contract
Address
Flavor
nextUSDC
0x331152ca43B50B39F3a9f203685B98dbb9b42342
Local
USDC
0x176211869cA2b568f2A7D4EE941E073a821EE1ff
Adopted
nextWETH
0x0573AD07cA4f74757e5B2417Bf225BEbeBcF66D9
Local
WETH
0xe5D7C2a44FfDDf6b295A15c148167daaAf5Cf34f
Adopted
nextDAI
0x7360a597290612787833EE924C449C61Cc0689E4
Local
DAI
0x4AF15ec2A0BD43Db75dd04E62FAA3B8EF36b00d5
Adopted
nextUSDT
0xbD7eAEd30936670C931B718F5D9014AFf82fC767
Local
USDT
0xA219439258ca9da29E9Cc4cE5596924745e12B93
Adopted
Peripheral Contract
Address
Description
Unwrapper
0x5A53576DDE5071719a9A3a9E78e68cbcDf863253
WETH Unwrapper

Base

Domain ID: 1650553709
Chain ID: 8453
Core Contract
Address
Connext
0xB8448C6f7f7887D36DcA487370778e419e9ebE3F
Asset Contract
Address
Flavor
nextWETH
0xE08D4907b2C7aa5458aC86596b6D17B1feA03F7E
Local
WETH
0x4200000000000000000000000000000000000006
Adopted
nextDAI
0xC90a82e926d3a87899b3717aba0262BF66Ef53E8
Local
DAI
0x50c5725949A6F0c72E6C4a641F24049A917DB0Cb
Adopted
nextUSDC
0x1ede59e0d39B14c038698B1036BDE9a4819C86D4
Local
USDC
0x833589fcd6edb6e08f4c7c32d4f71b54bda02913
Adopted
Peripheral Contract
Address
Description
Unwrapper
0x01EdE4Fdf8CF7Ef9942a935305C3145f8dAa180A
WETH Unwrapper

Metis

Domain ID: 1835365481
Chain ID: 1088
Core Contract
Address
Connext
0x6B142227A277CE62808E0Df93202483547Ec0188
Asset Contract
Address
Flavor
nextWETH
0x3883B5Bdd61BA1b687de69eE50c9738D5ec501E9
Local
WETH
0x420000000000000000000000000000000000000a
Adopted
nextUSDT
0xa6A8d22D5da43C9f6E5cF7b4e50941784e70F688
Local
USDT
0xbB06DCA3AE6887fAbF931640f67cab3e3a16F4dC
Adopted
nextUSDC
0x9ac9aD5A82Ccd0Ab7584a037A7A2334Dc3715Be2
Local
USDC
0xEA32A96608495e54156Ae48931A7c20f0dcc1a21
Adopted
Peripheral Contract
Address
Description
Unwrapper
0x8Ef3E1300857FDF616dfE2fcBced4ac6a61Fe774
WETH Unwrapper

Mode

Domain ID: 1836016741
Chain ID: 34443
Core Contract
Address
Connext
0x7380511493DD4c2f1dD75E9CCe5bD52C787D4B51
Asset Contract
Address
Flavor
nextWETH
0x609aEfb9FB2Ee8f2FDAd5dc48efb8fA4EE0e80fB
Local
WETH
0x4200000000000000000000000000000000000006
Adopted
Peripheral Contract
Address
Description
Unwrapper
0x2c8DA9c3166085acebc70Ad9491cA2bfa10C8b9F
WETH Unwrapper

Testnet Contracts

Note that the Test Token is a mintable ERC20. The open mint function has the signature mint(address account, uint256 amount) and can be freely called.

Goerli

Domain ID: 1735353714
Chain ID: 5
Core Contract
Address
Connext
0xFCa08024A6D4bCc87275b1E4A1E22B71fAD7f649
Asset Contract
Address
Flavor
TEST
0x7ea6eA49B0b0Ae9c5db7907d139D9Cd3439862a1
Canonical
WETH
0xB4FBF271143F4FBf7B91A5ded31805e42b2208d6
Canonical
Peripheral Contract
Address
Description
Unwrapper
0xa6633d369A9C4C8A442ef104E8e293DA7b352Acd
WETH Unwrapper

Optimism-Goerli

Domain ID: 1735356532
Chain ID: 420
Core Contract
Address
Connext
0x5Ea1bb242326044699C3d81341c5f535d5Af1504
Asset Contract
Address
Flavor
TEST
0x68Db1c8d85C09d546097C65ec7DCBFF4D6497CbF
Local/Adopted
nextWETH
0x39B061B7e41DE8B721f9aEcEB6b3f17ECB7ba63E
Local
WETH
0x74c6FD7D2Bc6a8F0Ebd7D78321A95471b8C2B806
Adopted
Peripheral Contract
Address
Description
Unwrapper
0x08bDeFD0e4878A814Cb2fd11C033F3947251689f
WETH Unwrapper

Mumbai

Domain ID: 9991
Chain ID: 80001
Core Contract
Address
Connext
0x2334937846Ab2A3FCE747b32587e1A1A2f6EEC5a
Asset Contract
Address
Flavor
TEST
0xeDb95D8037f769B72AAab41deeC92903A98C9E16
Local/Adopted
nextWETH
0x1E5341E4b7ed5D0680d9066aac0396F0b1bD1E69
Local
WETH
0xFD2AB41e083c75085807c4A65C0A14FDD93d55A9
Adopted
Peripheral Contract
Address
Description
Unwrapper
0x1e0Db00EB08ceC7FFdA03c0Dbf224193E1563844
WETH Unwrapper

Arbitrum-Goerli

Domain ID: 1734439522
Chain ID: 421613
Core Contract
Address
Connext
0x2075c9E31f973bb53CAE5BAC36a8eeB4B082ADC2
Asset Contract
Address
Flavor
TEST
0xDC805eAaaBd6F68904cA706C221c72F8a8a68F9f
Local/Adopted
WETH
0x1346786E6A5e07b90184a1Ba58E55444b99DC4A2
Local/Adopted
Peripheral Contract
Address
Description
Unwrapper
0x18BBF96BC8014aA93cbf1A5Bce005a485b5C2C4a
WETH Unwrapper

zkSync Era Testnet

Domain ID: 2053862260
Chain ID: 280
Core Contract
Address
Connext
0xB0694fEcEdd88e5590A563aDb5f194d2dE30F0b6
Asset Contract
Address
Flavor
TEST
0x7C1412e456ad60B8ee458c4eb3A9852C3e389353
Local/Adopted
Peripheral Contract
Address
Description
Unwrapper
TBD
TBD

Linea Testnet

Domain ID: 1668247156
Chain ID: 59140
Core Contract
Address
Connext
0xfdb6B853C1945Dbffe78A3091BeBB9A928234fA3
Asset Contract
Address
Flavor
TEST
0xB706319D37b945727E71ae0d4353699d19112576
Local/Adopted
Peripheral Contract
Address
Description
Unwrapper
TBD
TBD

Polygon zkEVM Testnet

Domain ID: 1887071092
Chain ID: 1442
Core Contract
Address
Connext
0x20b4789065DE09c71848b9A4FcAABB2c10006FA2
Asset Contract
Address
Flavor
TEST
0x5f921E4DE609472632CEFc72a3846eCcfbed4ed8
Local/Adopted
Peripheral Contract
Address
Description
Unwrapper
TBD
TBD

Offchain Agents

Sequencer

Example endpoints can be found here. For instance, you can check for queued transactions:

Cartographer

The Cartographer is a Connext-hosted service that stores transfer data to a persistent datastore. The data schema is bespoke for Connext cross-chain transfers and a REST API is available for retrieving details like transfer status, transfer history by user, and more.
Example endpoints can be found here. For instance, you can query for all transfers:

User Interfaces

Bridge UI

A bridge UI where users can transfer assets across domains. Here you can also mint TEST tokens with the faucet.

Connextscan

This is the testnet scanner site where you can track the status of transfers by transferId.