diff --git a/.changeset/five-melons-melt.md b/.changeset/five-melons-melt.md
new file mode 100644
index 00000000..0eb2f5af
--- /dev/null
+++ b/.changeset/five-melons-melt.md
@@ -0,0 +1,6 @@
+---
+'@api3/chains': minor
+---
+
+Adds following chain:
+ - soneium
diff --git a/chains/soneium.json b/chains/soneium.json
new file mode 100644
index 00000000..6aeed31a
--- /dev/null
+++ b/chains/soneium.json
@@ -0,0 +1,31 @@
+{
+  "alias": "soneium",
+  "decimals": 18,
+  "explorer": {
+    "api": {
+      "key": {
+        "required": false
+      },
+      "url": "https://soneium.blockscout.com/api"
+    },
+    "browserUrl": "https://soneium.blockscout.com/"
+  },
+  "id": "1868",
+  "name": "Soneium",
+  "providers": [
+    {
+      "alias": "default",
+      "rpcUrl": "https://rpc.soneium.org/"
+    },
+    {
+      "alias": "alchemy",
+      "homepageUrl": "https://alchemy.com"
+    },
+    {
+      "alias": "tenderly",
+      "homepageUrl": "https://tenderly.co/"
+    }
+  ],
+  "symbol": "ETH",
+  "testnet": false
+}
diff --git a/src/generated/chains.ts b/src/generated/chains.ts
index 852c6b41..c315503e 100644
--- a/src/generated/chains.ts
+++ b/src/generated/chains.ts
@@ -1635,6 +1635,23 @@ export const CHAINS: Chain[] = [
     symbol: 'ETH',
     testnet: true,
   },
+  {
+    alias: 'soneium',
+    decimals: 18,
+    explorer: {
+      api: { key: { required: false }, url: 'https://soneium.blockscout.com/api' },
+      browserUrl: 'https://soneium.blockscout.com/',
+    },
+    id: '1868',
+    name: 'Soneium',
+    providers: [
+      { alias: 'default', rpcUrl: 'https://rpc.soneium.org/' },
+      { alias: 'alchemy', homepageUrl: 'https://alchemy.com' },
+      { alias: 'tenderly', homepageUrl: 'https://tenderly.co/' },
+    ],
+    symbol: 'ETH',
+    testnet: false,
+  },
   {
     alias: 'sonic-testnet',
     decimals: 18,