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Documentation

The latest Ring Swap (v2), FewFactory, router, wrapper, and hook contracts are deployed at the addresses listed below.

Structured reference

TOC available

Ring Swap Deployments

The latest Ring Swap (v2), FewFactory, router, wrapper, and hook contracts are deployed at the addresses listed below. The UniversalRouter rows are the Ring Universal Router addresses used by the current Ring Interface for classic Ring Swap flows.

Mainnet Deployments

ETH Mainnet

Contract	ETH Mainnet Address
Ring Swap Factory	`0xeb2A625B704d73e82946D8d026E1F588Eed06416`
Few Factory	`0x7D86394139bf1122E82FDF45Bb4e3b038A4464DD`
Ring Swap Router	`0x39d1d8fcC5E6EEAf567Bce4e29B94fec956D3519`
UniversalRouter	`0x24e743CcE93235641f2be8Ce7ffC6330903ab96f`
Permit2	`0x000000000022D473030F116dDEE9F6B43aC78BA3`
FewETHWrapper	`0xAda6059b4F6244Acd8934095Ed0162C5Df6B5ebB`
FewETHHook	`0x044301939dEB7ca53C4733dd4D9B3bc5Ea0c6888`
FewUNIHook	`0x4b3E2a8cF36c7EB0fBa2A5b39B20c896C6f22888`
FewWBTCHook	`0x0FE942AFdb2F51e25cbf892aAd175C6A574F2888`
FewUSDCHook	`0x4b2EB653D13E6C9ac5A0A01fDe22F2C8d6592888`
FewDAIHook	`0x85B648a64Aed6307D5d5Ce26e6Ae086C17Bde888`
FewUSDTHook	`0xBAdF77d50478b4432eF1F243B9C0bC7869486888`
FewCBBTCHook	`0x8347b7A3807C681513D2B51b8223e59aA16a2888`
FewweETHHook	`0x877323adBf747f85eb8D182D42f01f34A5492888`
FewwstETHHook	`0x75ae0292E8AD3ab60B9A1A7B3046d3F4Abdfa888`

Value	ETH Mainnet
Ring Swap Pair Init Code	`0xa7ae6a5ec37f0c21bbdac560794258c4089b8ae3ffa6e3909b53c6091764a676`
Few Wrapped Token Init Code	`0x2bdba5734ddf754fb149ef1faa937956c52cfd1f24d68163a95f42d08ec06d38`

MegaETH Mainnet

Contract	MegaETH Mainnet Address
WETH	`0x4200000000000000000000000000000000000006`
Core	`0x732819C68c72D09465B8FaDF8156A79d21E87DCA`
Few Factory	`0x6AE74eC9D067C734060FC5edB66fC6D48682970E`
fwWETH	`0x65c46c31E340D6C546309733CF50Ef4d150094C4`
FewETHWrapper	`0xb0Bd0CD58551b71079F36B198276832242D02C0F`
Ring Swap Factory	`0x47C436602d2598d0ef4b50888F29a528B6Bccc95`
V2-Compatible Router	`0xE73442C4b87283D75768F3668B411fc2348B429b`
Ring Swap Router	`0x88a9A29FA981721C04fdC367ab7e3C83A4C65db9`
UniversalRouter	`0x9256667638ED96ba4eCb30bD23efD2A182e1bC98`
Timelock	`0xb0BEa0daA0E57c43d92711f9dF2d0D54CebEEA72`
Permit2	`0x000000000022D473030F116dDEE9F6B43aC78BA3`
Multicall3	`0xcA11bde05977b3631167028862bE2a173976CA11`

Value	MegaETH Mainnet
Ring Swap Pair Init Code	`0xa7ae6a5ec37f0c21bbdac560794258c4089b8ae3ffa6e3909b53c6091764a676`
Few Wrapped Token Init Code	`0x2bdba5734ddf754fb149ef1faa937956c52cfd1f24d68163a95f42d08ec06d38`

BSC Mainnet

Contract	BSC Mainnet Address
Ring Swap Factory	`0x4De602A30Ad7fEf8223dcf67A9fB704324C4dd9B`
Few Factory	`0xEeE400Eabfba8F60f4e6B351D8577394BeB972CD`
Ring Swap Router	`0x20504f37A95eF80e3FC7476c4801fb39AaE6bAd0`
UniversalRouter	`0x1Fb6ef969D925f0B81245cE28F2cAD95b638CfCC`
Permit2	`0x000000000022D473030F116dDEE9F6B43aC78BA3`
FewETHWrapper	`0xf9d7ff2f6A0c3631A807199276a493Af8097916F`

Value	BSC Mainnet
Ring Swap Pair Init Code	`0xa7ae6a5ec37f0c21bbdac560794258c4089b8ae3ffa6e3909b53c6091764a676`
Few Wrapped Token Init Code	`0x2bdba5734ddf754fb149ef1faa937956c52cfd1f24d68163a95f42d08ec06d38`

Hyper Mainnet

Contract	Hyper Mainnet Address
Ring Swap Factory	`0x4AfC2e4cA0844ad153B090dc32e207c1DD74a8E4`
Few Factory	`0x6B65ed7315274eB9EF06A48132EB04D808700b86`
Ring Swap Router	`0x701D1d675415efA2d2429fB122ccC6dD4FCcA959`
UniversalRouter	`0xE65081EFa5ad4A196B1Df768716c337e6AB140E9`
Permit2	`0x000000000022D473030F116dDEE9F6B43aC78BA3`
FewETHWrapper	`0x068B60ECbC934b0a0dde20FdFf0dE925b97B971F`

Value	Hyper Mainnet
Ring Swap Pair Init Code	`0xa7ae6a5ec37f0c21bbdac560794258c4089b8ae3ffa6e3909b53c6091764a676`
Few Wrapped Token Init Code	`0x2bdba5734ddf754fb149ef1faa937956c52cfd1f24d68163a95f42d08ec06d38`

Base Mainnet

Contract	Base Mainnet Address
Ring Swap Factory	`0x9BfFC3B30D6659e3D84754cc38865B3D60B4980E`
Few Factory	`0xb3Ad7754f363af676dC1C5be40423FE538a47920`
Ring Swap Router	`0x224749CDd5791480ECEBE452e5FFAEfEf94Cd254`
UniversalRouter	`0xcc1d0c42CC672Fcb610Db8934635Acd0F605Fd86`
Permit2	`0x000000000022D473030F116dDEE9F6B43aC78BA3`
FewETHWrapper	`0x20E6B1260d12910C0Ab13c1AbEBCFe24AE9c4fe7`

Value	Base Mainnet
Ring Swap Pair Init Code	`0xa7ae6a5ec37f0c21bbdac560794258c4089b8ae3ffa6e3909b53c6091764a676`
Few Wrapped Token Init Code	`0x2bdba5734ddf754fb149ef1faa937956c52cfd1f24d68163a95f42d08ec06d38`

Arbitrum Mainnet

Contract	Arbitrum Mainnet Address
Ring Swap Factory	`0x1246Fa62467a9AC0892a2d2A9F9aafC2F5609442`
Few Factory	`0x974Cc3F3468cd9C12731108148C4DABFB5eE556F`
Ring Swap Router	`0xD69ed581480239357515e200560353AF1BbaA46A`
UniversalRouter	`0x4e30E64faeF7c9Aee835904a48DC27eDA40e2CA7`
Permit2	`0x000000000022D473030F116dDEE9F6B43aC78BA3`
FewETHWrapper	`0xEeE400Eabfba8F60f4e6B351D8577394BeB972CD`

Value	Arbitrum Mainnet
Ring Swap Pair Init Code	`0xa7ae6a5ec37f0c21bbdac560794258c4089b8ae3ffa6e3909b53c6091764a676`
Few Wrapped Token Init Code	`0x2bdba5734ddf754fb149ef1faa937956c52cfd1f24d68163a95f42d08ec06d38`

Unichain Mainnet

Contract	Unichain Mainnet Address
Ring Swap Factory	`0xEeE400Eabfba8F60f4e6B351D8577394BeB972CD`
Few Factory	`0x974Cc3F3468cd9C12731108148C4DABFB5eE556F`
Ring Swap Router	`0xf9d7ff2f6A0c3631A807199276a493Af8097916F`
UniversalRouter	`0xa7f0381288753e01171752483413E53f8D7faf4D`
Permit2	`0x000000000022D473030F116dDEE9F6B43aC78BA3`
FewETHWrapper	`0xc43a3Dd1b16168e00297315d679840e30A89df42`

Value	Unichain Mainnet
Ring Swap Pair Init Code	`0xa7ae6a5ec37f0c21bbdac560794258c4089b8ae3ffa6e3909b53c6091764a676`
Few Wrapped Token Init Code	`0x2bdba5734ddf754fb149ef1faa937956c52cfd1f24d68163a95f42d08ec06d38`

Story Mainnet

Contract	Story Mainnet Address
Ring Swap Factory	`0xEeE400Eabfba8F60f4e6B351D8577394BeB972CD`
Few Factory	`0x974Cc3F3468cd9C12731108148C4DABFB5eE556F`
Ring Swap Router	`0xf9d7ff2f6A0c3631A807199276a493Af8097916F`
UniversalRouter	`0x5dF345fB4e5F4791869bFD9cbCa941D931e6E781`
Permit2	`0x000000000022D473030F116dDEE9F6B43aC78BA3`
FewETHWrapper	`0xc43a3Dd1b16168e00297315d679840e30A89df42`

Value	Story Mainnet
Ring Swap Pair Init Code	`0xa7ae6a5ec37f0c21bbdac560794258c4089b8ae3ffa6e3909b53c6091764a676`
Few Wrapped Token Init Code	`0x2bdba5734ddf754fb149ef1faa937956c52cfd1f24d68163a95f42d08ec06d38`

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Mainnet Deployments

Tools