diff --git a/apps/cli/src/live-common-setup-base.ts b/apps/cli/src/live-common-setup-base.ts
index 139d5c080373..8315624cfcc4 100644
--- a/apps/cli/src/live-common-setup-base.ts
+++ b/apps/cli/src/live-common-setup-base.ts
@@ -76,6 +76,7 @@ setSupportedCurrencies([
   "umee",
   "desmos",
   "onomy",
+  "sei_network",
   "persistence",
   "quicksilver",
   "internet_computer",
diff --git a/apps/ledger-live-desktop/src/live-common-set-supported-currencies.ts b/apps/ledger-live-desktop/src/live-common-set-supported-currencies.ts
index b4e115bdfec0..f5aefd2eff1b 100644
--- a/apps/ledger-live-desktop/src/live-common-set-supported-currencies.ts
+++ b/apps/ledger-live-desktop/src/live-common-set-supported-currencies.ts
@@ -9,6 +9,7 @@ setSupportedCurrencies([
   "umee",
   "desmos",
   "onomy",
+  "sei_network",
   "quicksilver",
   "persistence",
   "avalanche_c_chain",
diff --git a/apps/ledger-live-desktop/src/renderer/modals/AddAccounts/steps/StepChooseCurrency.tsx b/apps/ledger-live-desktop/src/renderer/modals/AddAccounts/steps/StepChooseCurrency.tsx
index 469c70289084..c44561b64279 100644
--- a/apps/ledger-live-desktop/src/renderer/modals/AddAccounts/steps/StepChooseCurrency.tsx
+++ b/apps/ledger-live-desktop/src/renderer/modals/AddAccounts/steps/StepChooseCurrency.tsx
@@ -39,6 +39,7 @@ const StepChooseCurrency = ({ currency, setCurrency }: StepProps) => {
   const umee = useFeature("currencyUmee");
   const desmos = useFeature("currencyDesmos");
   const onomy = useFeature("currencyOnomy");
+  const seiNetwork = useFeature("currencySeiNetwork");
   const quicksilver = useFeature("currencyQuicksilver");
   const persistence = useFeature("currencyPersistence");
   const avaxCChain = useFeature("currencyAvalancheCChain");
@@ -77,6 +78,7 @@ const StepChooseCurrency = ({ currency, setCurrency }: StepProps) => {
       umee,
       desmos,
       onomy,
+      sei_network: seiNetwork,
       quicksilver,
       persistence,
       avalanche_c_chain: avaxCChain,
@@ -113,6 +115,7 @@ const StepChooseCurrency = ({ currency, setCurrency }: StepProps) => {
       umee,
       desmos,
       onomy,
+      seiNetwork,
       quicksilver,
       persistence,
       avaxCChain,
diff --git a/apps/ledger-live-mobile/src/live-common-setup.ts b/apps/ledger-live-mobile/src/live-common-setup.ts
index d0d130e8122d..66d32cf719b0 100644
--- a/apps/ledger-live-mobile/src/live-common-setup.ts
+++ b/apps/ledger-live-mobile/src/live-common-setup.ts
@@ -43,6 +43,7 @@ setSupportedCurrencies([
   "umee",
   "desmos",
   "onomy",
+  "sei_network",
   "quicksilver",
   "persistence",
   "bitcoin",
diff --git a/apps/ledger-live-mobile/src/screens/AddAccounts/01-SelectCrypto.tsx b/apps/ledger-live-mobile/src/screens/AddAccounts/01-SelectCrypto.tsx
index 63d6340d560e..716cf7f8e683 100644
--- a/apps/ledger-live-mobile/src/screens/AddAccounts/01-SelectCrypto.tsx
+++ b/apps/ledger-live-mobile/src/screens/AddAccounts/01-SelectCrypto.tsx
@@ -60,6 +60,7 @@ export default function AddAccountsSelectCrypto({ navigation, route }: Props) {
   const umee = useFeature("currencyUmee");
   const desmos = useFeature("currencyDesmos");
   const onomy = useFeature("currencyOnomy");
+  const seiNetwork = useFeature("currencySeiNetwork");
   const quicksilver = useFeature("currencyQuicksilver");
   const persistence = useFeature("currencyPersistence");
   const avaxCChain = useFeature("currencyAvalancheCChain");
@@ -97,6 +98,7 @@ export default function AddAccountsSelectCrypto({ navigation, route }: Props) {
       desmos,
       secret_network: secretNetwork,
       onomy,
+      sei_network: seiNetwork,
       quicksilver,
       persistence,
       avalanche_c_chain: avaxCChain,
@@ -133,6 +135,7 @@ export default function AddAccountsSelectCrypto({ navigation, route }: Props) {
       desmos,
       secretNetwork,
       onomy,
+      seiNetwork,
       quicksilver,
       persistence,
       avaxCChain,
diff --git a/apps/web-tools/live-common-setup.ts b/apps/web-tools/live-common-setup.ts
index de67602d9f84..c6354bc9db53 100644
--- a/apps/web-tools/live-common-setup.ts
+++ b/apps/web-tools/live-common-setup.ts
@@ -11,6 +11,7 @@ setSupportedCurrencies([
   "umee",
   "desmos",
   "onomy",
+  "sei_network",
   "quicksilver",
   "persistence",
   "bitcoin",
diff --git a/libs/ledger-live-common/src/__tests__/test-helpers/environment.ts b/libs/ledger-live-common/src/__tests__/test-helpers/environment.ts
index 2aeae0874197..492e3041c9b3 100644
--- a/libs/ledger-live-common/src/__tests__/test-helpers/environment.ts
+++ b/libs/ledger-live-common/src/__tests__/test-helpers/environment.ts
@@ -14,6 +14,7 @@ setSupportedCurrencies([
   "umee",
   "desmos",
   "onomy",
+  "sei_network",
   "quicksilver",
   "persistence",
   "bitcoin",
diff --git a/libs/ledger-live-common/src/account/helpers.ts b/libs/ledger-live-common/src/account/helpers.ts
index 43a15a56e28e..8955672f159b 100644
--- a/libs/ledger-live-common/src/account/helpers.ts
+++ b/libs/ledger-live-common/src/account/helpers.ts
@@ -99,6 +99,7 @@ export const getVotesCount = (
       return (mainAccount as TronAccount)?.tronResources?.votes.length || 0;
     case "axelar":
     case "onomy":
+    case "sei_network":
     case "quicksilver":
     case "stride":
     case "persistence":
diff --git a/libs/ledger-live-common/src/config/defaultConfig.ts b/libs/ledger-live-common/src/config/defaultConfig.ts
index 566c0838f595..f122dba0a398 100644
--- a/libs/ledger-live-common/src/config/defaultConfig.ts
+++ b/libs/ledger-live-common/src/config/defaultConfig.ts
@@ -45,6 +45,10 @@ const defaultConfig = {
         lcd: "https://lcd.secret.express",
         minGasPrice: 0.25,
       },
+      sei_network: {
+        lcd: "https://sei-api.polkachu.com",
+        minGasPrice: 0.1,
+      },
       stargaze: {
         lcd: "https://stargaze-api.polkachu.com",
         minGasPrice: 1,
diff --git a/libs/ledger-live-common/src/families/cosmos/chain/chain.unit.test.ts b/libs/ledger-live-common/src/families/cosmos/chain/chain.unit.test.ts
index bc029e5cc1cc..2250d4677bfe 100644
--- a/libs/ledger-live-common/src/families/cosmos/chain/chain.unit.test.ts
+++ b/libs/ledger-live-common/src/families/cosmos/chain/chain.unit.test.ts
@@ -12,6 +12,7 @@ describe("cryptoFactory test", () => {
       "desmos",
       "nyx",
       "onomy",
+      "sei_network",
       "persistence",
       "quicksilver",
       "secret_network",
diff --git a/libs/ledger-live-common/src/families/cosmos/specs.ts b/libs/ledger-live-common/src/families/cosmos/specs.ts
index d92e16747289..d8eb1cae9754 100644
--- a/libs/ledger-live-common/src/families/cosmos/specs.ts
+++ b/libs/ledger-live-common/src/families/cosmos/specs.ts
@@ -525,6 +525,16 @@ const onomy = {
   }),
 };
 
+const seiMinimalTransactionAmount = new BigNumber(5000);
+const sei = {
+  ...generateGenericCosmosTest("sei_network", false, {
+    minViableAmount: onomyMinimalTransactionAmount,
+    mutations: cosmosLikeMutations(seiMinimalTransactionAmount),
+    testTimeout: 8 * 60 * 1000,
+    skipOperationHistory: true,
+  }),
+};
+
 const axelarMinimalTransactionAmount = new BigNumber(10000);
 const axelar = {
   ...generateGenericCosmosTest("axelar", false, {
@@ -580,6 +590,7 @@ export default {
   quicksilver,
   onomy,
   secretNetwork,
+  sei,
   stargaze,
   coreum,
   injective,
diff --git a/libs/ledger-live-common/src/featureFlags/defaultFeatures.ts b/libs/ledger-live-common/src/featureFlags/defaultFeatures.ts
index 8f507332b172..0f3c6f98af7b 100644
--- a/libs/ledger-live-common/src/featureFlags/defaultFeatures.ts
+++ b/libs/ledger-live-common/src/featureFlags/defaultFeatures.ts
@@ -52,6 +52,7 @@ export const CURRENCY_DEFAULT_FEATURES = {
   currencyQuicksilver: DEFAULT_FEATURE,
   currencyRsk: DEFAULT_FEATURE,
   currencySecretNetwork: DEFAULT_FEATURE,
+  currencySeiNetwork: DEFAULT_FEATURE,
   currencyStacks: DEFAULT_FEATURE,
   currencyStargaze: DEFAULT_FEATURE,
   currencySyscoin: DEFAULT_FEATURE,
diff --git a/libs/ledgerjs/packages/types-live/src/feature.ts b/libs/ledgerjs/packages/types-live/src/feature.ts
index a6702e0630a7..19aa7b9492dd 100644
--- a/libs/ledgerjs/packages/types-live/src/feature.ts
+++ b/libs/ledgerjs/packages/types-live/src/feature.ts
@@ -100,6 +100,7 @@ export type CurrencyFeatures = {
   currencySyscoin: DefaultFeature;
   currencyAxelar: DefaultFeature;
   currencySecretNetwork: DefaultFeature;
+  currencySeiNetwork: DefaultFeature;
   currencyDesmos: DefaultFeature;
   currencyUmee: DefaultFeature;
   currencyStargaze: DefaultFeature;