diff --git a/packages/swapper/src/swappers/ThorchainSwapper/constants.ts b/packages/swapper/src/swappers/ThorchainSwapper/constants.ts
index 2bc2ba0d7a3..69a9702c0cc 100644
--- a/packages/swapper/src/swappers/ThorchainSwapper/constants.ts
+++ b/packages/swapper/src/swappers/ThorchainSwapper/constants.ts
@@ -18,6 +18,7 @@ export const sellSupportedChainIds: Record<ChainId, boolean> = {
   [KnownChainIds.ThorchainMainnet]: true,
   [KnownChainIds.AvalancheMainnet]: true,
   [KnownChainIds.BnbSmartChainMainnet]: true,
+  [KnownChainIds.BaseMainnet]: true,
 }
 
 export const buySupportedChainIds: Record<ChainId, boolean> = {
@@ -30,6 +31,7 @@ export const buySupportedChainIds: Record<ChainId, boolean> = {
   [KnownChainIds.ThorchainMainnet]: true,
   [KnownChainIds.AvalancheMainnet]: true,
   [KnownChainIds.BnbSmartChainMainnet]: true,
+  [KnownChainIds.BaseMainnet]: true,
 }
 
 export const THORCHAIN_SUPPORTED_CHAIN_IDS: SupportedChainIds = {
diff --git a/packages/swapper/src/swappers/ThorchainSwapper/generated/generatedTradableThorAssetMap.json b/packages/swapper/src/swappers/ThorchainSwapper/generated/generatedTradableThorAssetMap.json
index 9044f2477bc..4eff225f09f 100644
--- a/packages/swapper/src/swappers/ThorchainSwapper/generated/generatedTradableThorAssetMap.json
+++ b/packages/swapper/src/swappers/ThorchainSwapper/generated/generatedTradableThorAssetMap.json
@@ -3,8 +3,12 @@
   "AVAX.SOL-0XFE6B19286885A4F7F55ADAD09C3CD1F906D2478F": "eip155:43114/erc20:0xfe6b19286885a4f7f55adad09c3cd1f906d2478f",
   "AVAX.USDC-0XB97EF9EF8734C71904D8002F8B6BC66DD9C48A6E": "eip155:43114/erc20:0xb97ef9ef8734c71904d8002f8b6bc66dd9c48a6e",
   "AVAX.USDT-0X9702230A8EA53601F5CD2DC00FDBC13D4DF4A8C7": "eip155:43114/erc20:0x9702230a8ea53601f5cd2dc00fdbc13d4df4a8c7",
+  "BASE.CBBTC-0XCBB7C0000AB88B473B1F5AFD9EF808440EED33BF": "eip155:8453/erc20:0xcbb7c0000ab88b473b1f5afd9ef808440eed33bf",
+  "BASE.ETH": "eip155:8453/slip44:60",
+  "BASE.USDC-0X833589FCD6EDB6E08F4C7C32D4F71B54BDA02913": "eip155:8453/erc20:0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
   "BCH.BCH": "bip122:000000000000000000651ef99cb9fcbe/slip44:145",
   "BSC.BNB": "eip155:56/slip44:60",
+  "BSC.TWT-0X4B0F1812E5DF2A09796481FF14017E6005508003": "eip155:56/bep20:0x4b0f1812e5df2a09796481ff14017e6005508003",
   "BSC.USDC-0X8AC76A51CC950D9822D68B83FE1AD97B32CD580D": "eip155:56/bep20:0x8ac76a51cc950d9822d68b83fe1ad97b32cd580d",
   "BSC.USDT-0X55D398326F99059FF775485246999027B3197955": "eip155:56/bep20:0x55d398326f99059ff775485246999027b3197955",
   "BTC.BTC": "bip122:000000000019d6689c085ae165831e93/slip44:0",
diff --git a/packages/swapper/src/swappers/ThorchainSwapper/types.ts b/packages/swapper/src/swappers/ThorchainSwapper/types.ts
index 11c106768fe..4adcbf78cf5 100644
--- a/packages/swapper/src/swappers/ThorchainSwapper/types.ts
+++ b/packages/swapper/src/swappers/ThorchainSwapper/types.ts
@@ -254,6 +254,7 @@ export enum ThorchainChain {
   GAIA = 'GAIA',
   THOR = 'THOR',
   BSC = 'BSC',
+  BASE = 'BASE',
 }
 
 export type ThorEvmTradeQuote = TradeQuote &
diff --git a/packages/swapper/src/swappers/ThorchainSwapper/utils/checkOutputTxConfirmations.ts b/packages/swapper/src/swappers/ThorchainSwapper/utils/checkOutputTxConfirmations.ts
index 07c6c1d3239..bc1f5a59d98 100644
--- a/packages/swapper/src/swappers/ThorchainSwapper/utils/checkOutputTxConfirmations.ts
+++ b/packages/swapper/src/swappers/ThorchainSwapper/utils/checkOutputTxConfirmations.ts
@@ -42,6 +42,9 @@ export const checkOutputTxConfirmations = async (
       case ThorchainChain.GAIA: {
         return config.REACT_APP_UNCHAINED_COSMOS_HTTP_URL
       }
+      case ThorchainChain.BASE: {
+        return config.REACT_APP_UNCHAINED_BASE_HTTP_URL
+      }
       case ThorchainChain.BSC:
         throw Error(`${latestOutTx.chain} not supported`)
       default:
diff --git a/packages/swapper/src/types.ts b/packages/swapper/src/types.ts
index 6e1fe82fb36..54a671ea53f 100644
--- a/packages/swapper/src/types.ts
+++ b/packages/swapper/src/types.ts
@@ -47,6 +47,7 @@ export type SwapperConfig = {
   REACT_APP_UNCHAINED_ETHEREUM_HTTP_URL: string
   REACT_APP_UNCHAINED_AVALANCHE_HTTP_URL: string
   REACT_APP_UNCHAINED_BNBSMARTCHAIN_HTTP_URL: string
+  REACT_APP_UNCHAINED_BASE_HTTP_URL: string
   REACT_APP_COWSWAP_BASE_URL: string
   REACT_APP_PORTALS_BASE_URL: string
   REACT_APP_ZRX_BASE_URL: string
diff --git a/scripts/generateTradableThorAssetMap/utils.ts b/scripts/generateTradableThorAssetMap/utils.ts
index 51db8cd25f2..2d8471b5c3f 100644
--- a/scripts/generateTradableThorAssetMap/utils.ts
+++ b/scripts/generateTradableThorAssetMap/utils.ts
@@ -3,6 +3,8 @@ import {
   ASSET_NAMESPACE,
   avalancheAssetId,
   avalancheChainId,
+  baseAssetId,
+  baseChainId,
   bchAssetId,
   bchChainId,
   binanceAssetId,
@@ -41,6 +43,7 @@ enum ThorchainChain {
   GAIA = 'GAIA',
   THOR = 'THOR',
   BSC = 'BSC',
+  BASE = 'BASE',
 }
 
 const ChainToChainIdMap: Map<ThorchainChain, ChainId> = new Map([
@@ -54,6 +57,7 @@ const ChainToChainIdMap: Map<ThorchainChain, ChainId> = new Map([
   [ThorchainChain.GAIA, cosmosChainId],
   [ThorchainChain.THOR, thorchainChainId],
   [ThorchainChain.BSC, bscChainId],
+  [ThorchainChain.BASE, baseChainId],
 ])
 
 function assertUnreachable(x: never): never {
@@ -82,6 +86,8 @@ export const getFeeAssetFromThorchainChain = (chain: ThorchainChain): AssetId |
       return cosmosAssetId
     case ThorchainChain.BSC:
       return bscAssetId
+    case ThorchainChain.BASE:
+      return baseAssetId
     default:
       assertUnreachable(chain)
   }
@@ -93,6 +99,7 @@ export const getTokenStandardFromChainId = (chainId: ChainId): AssetNamespace |
     case KnownChainIds.AvalancheMainnet:
     case KnownChainIds.PolygonMainnet:
     case KnownChainIds.GnosisMainnet:
+    case KnownChainIds.BaseMainnet:
       return ASSET_NAMESPACE.erc20
     case KnownChainIds.BnbSmartChainMainnet:
       return ASSET_NAMESPACE.bep20
@@ -111,7 +118,10 @@ export const getAssetIdPairFromPool = (pool: ThornodePoolResponse): AssetIdPair
   const [, id] = symbol.split('-')
   const chainId = ChainToChainIdMap.get(chain as ThorchainChain)
   const isFeeAsset =
-    chain === symbol || thorchainAsset === 'GAIA.ATOM' || thorchainAsset === 'BSC.BNB'
+    chain === symbol ||
+    thorchainAsset === 'GAIA.ATOM' ||
+    thorchainAsset === 'BSC.BNB' ||
+    thorchainAsset === 'BASE.ETH'
   if (isFeeAsset) {
     const assetId = chainId ? getFeeAssetFromThorchainChain(chain as ThorchainChain) : undefined
     if (assetId) {