diff --git a/.changeset/young-days-swim.md b/.changeset/young-days-swim.md
new file mode 100644
index 00000000..705afc25
--- /dev/null
+++ b/.changeset/young-days-swim.md
@@ -0,0 +1,8 @@
+---
+"@api3/chains": minor
+---
+
+Add following chains:
+
+- Lumia
+- Lumia testnet
diff --git a/chains/lumia-sepolia-testnet.json b/chains/lumia-sepolia-testnet.json
new file mode 100644
index 00000000..6a89433e
--- /dev/null
+++ b/chains/lumia-sepolia-testnet.json
@@ -0,0 +1,23 @@
+{
+  "alias": "lumia-sepolia-testnet",
+  "decimals": 18,
+  "explorer": {
+    "api": {
+      "key": {
+        "required": false
+      },
+      "url": "https://testnet-explorer.lumia.org/api/"
+    },
+    "browserUrl": "https://testnet-explorer.lumia.org/"
+  },
+  "id": "1952959480",
+  "name": "Lumia testnet",
+  "providers": [
+    {
+      "alias": "default",
+      "rpcUrl": "https://testnet-rpc.lumia.org"
+    }
+  ],
+  "symbol": "LUMIA",
+  "testnet": true
+}
diff --git a/chains/lumia.json b/chains/lumia.json
new file mode 100644
index 00000000..1a5846d6
--- /dev/null
+++ b/chains/lumia.json
@@ -0,0 +1,23 @@
+{
+  "alias": "lumia",
+  "decimals": 18,
+  "explorer": {
+    "api": {
+      "key": {
+        "required": false
+      },
+      "url": "https://explorer.lumia.org/api/"
+    },
+    "browserUrl": "https://explorer.lumia.org/"
+  },
+  "id": "994873017",
+  "name": "Lumia",
+  "providers": [
+    {
+      "alias": "default",
+      "rpcUrl": "https://mainnet-rpc.lumia.org"
+    }
+  ],
+  "symbol": "LUMIA",
+  "testnet": false
+}
diff --git a/src/generated/chains.ts b/src/generated/chains.ts
index fdb2485d..86129f32 100644
--- a/src/generated/chains.ts
+++ b/src/generated/chains.ts
@@ -897,6 +897,32 @@ export const CHAINS: Chain[] = [
     symbol: 'LYX',
     testnet: false,
   },
+  {
+    alias: 'lumia-sepolia-testnet',
+    decimals: 18,
+    explorer: {
+      api: { key: { required: false }, url: 'https://testnet-explorer.lumia.org/api/' },
+      browserUrl: 'https://testnet-explorer.lumia.org/',
+    },
+    id: '1952959480',
+    name: 'Lumia testnet',
+    providers: [{ alias: 'default', rpcUrl: 'https://testnet-rpc.lumia.org' }],
+    symbol: 'LUMIA',
+    testnet: true,
+  },
+  {
+    alias: 'lumia',
+    decimals: 18,
+    explorer: {
+      api: { key: { required: false }, url: 'https://explorer.lumia.org/api/' },
+      browserUrl: 'https://explorer.lumia.org/',
+    },
+    id: '994873017',
+    name: 'Lumia',
+    providers: [{ alias: 'default', rpcUrl: 'https://mainnet-rpc.lumia.org' }],
+    symbol: 'LUMIA',
+    testnet: false,
+  },
   {
     alias: 'manta-sepolia-testnet',
     decimals: 18,