diff --git a/packages/airnode-node/package.json b/packages/airnode-node/package.json
index c743ef4a7..ac723b172 100644
--- a/packages/airnode-node/package.json
+++ b/packages/airnode-node/package.json
@@ -29,7 +29,7 @@
     "@api3/airnode-protocol": "^0.14.0",
     "@api3/airnode-utilities": "^0.14.0",
     "@api3/airnode-validator": "^0.14.0",
-    "@api3/chains": "^7.2.1",
+    "@api3/chains": "^8.1.1",
     "@api3/commons": "^0.9.0",
     "@api3/ois": "2.3.2",
     "@api3/promise-utils": "^0.4.0",
diff --git a/packages/airnode-protocol/package.json b/packages/airnode-protocol/package.json
index 4cb28e812..ff275731e 100644
--- a/packages/airnode-protocol/package.json
+++ b/packages/airnode-protocol/package.json
@@ -29,7 +29,7 @@
     "write-example-env-file": "hardhat run scripts/write-example-env-file.ts"
   },
   "devDependencies": {
-    "@api3/chains": "^7.2.1",
+    "@api3/chains": "^8.1.1",
     "@nomicfoundation/hardhat-verify": "^2.0.6",
     "@nomiclabs/hardhat-ethers": "^2.2.3",
     "@nomiclabs/hardhat-waffle": "^2.0.6",
diff --git a/yarn.lock b/yarn.lock
index c2ac2f253..215f94d58 100644
--- a/yarn.lock
+++ b/yarn.lock
@@ -27,12 +27,12 @@
   dependencies:
     "@openzeppelin/contracts" "4.8.2"
 
-"@api3/chains@^7.2.1":
-  version "7.2.1"
-  resolved "https://registry.yarnpkg.com/@api3/chains/-/chains-7.2.1.tgz#2603f0b3174b63a76c85137965e6447a9eb0f2fc"
-  integrity sha512-UQC5PUS0S4eI3oigC+AmyaBWzAybyl7Bf54NHldbZP/xUpVoJW9nYJWbQf//s/3m7sxEr4phbmOsqzwpmSr/pg==
+"@api3/chains@^8.1.1":
+  version "8.1.1"
+  resolved "https://registry.yarnpkg.com/@api3/chains/-/chains-8.1.1.tgz#1f292eba31e4395d89c6b067f2b2a86955fca0b6"
+  integrity sha512-2woMgPksMEzH2tU7ZH5tHNHr9qbZDG+bEWcAGcs+A3/GJKNBaTmxVerIyTo4IZA9f6vN91i7fH3UPAq/S8KQDw==
   dependencies:
-    viem "^2.13.3"
+    viem "^2.16.5"
     zod "^3.23.8"
 
 "@api3/commons@^0.9.0":
@@ -2469,13 +2469,6 @@
   dependencies:
     glob "7.1.7"
 
-"@noble/curves@1.2.0", "@noble/curves@~1.2.0":
-  version "1.2.0"
-  resolved "https://registry.yarnpkg.com/@noble/curves/-/curves-1.2.0.tgz#92d7e12e4e49b23105a2555c6984d41733d65c35"
-  integrity sha512-oYclrNgRaM9SsBUBVbb8M6DTV7ZHRTKugureoYEncY5c65HOmRzvSiTE3y5CYaPYJA/GVkrhXEoF0M3Ya9PMnw==
-  dependencies:
-    "@noble/hashes" "1.3.2"
-
 "@noble/curves@1.3.0", "@noble/curves@~1.3.0":
   version "1.3.0"
   resolved "https://registry.yarnpkg.com/@noble/curves/-/curves-1.3.0.tgz#01be46da4fd195822dab821e72f71bf4aeec635e"
@@ -2483,21 +2476,35 @@
   dependencies:
     "@noble/hashes" "1.3.3"
 
+"@noble/curves@1.4.0":
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/@noble/curves/-/curves-1.4.0.tgz#f05771ef64da724997f69ee1261b2417a49522d6"
+  integrity sha512-p+4cb332SFCrReJkCYe8Xzm0OWi4Jji5jVdIZRL/PmacmDkFNw6MrrV+gGpiPxLHbV+zKFRywUWbaseT+tZRXg==
+  dependencies:
+    "@noble/hashes" "1.4.0"
+
+"@noble/curves@^1.4.0", "@noble/curves@~1.4.0":
+  version "1.4.2"
+  resolved "https://registry.yarnpkg.com/@noble/curves/-/curves-1.4.2.tgz#40309198c76ed71bc6dbf7ba24e81ceb4d0d1fe9"
+  integrity sha512-TavHr8qycMChk8UwMld0ZDRvatedkzWfH8IiaeGCfymOP5i0hSCozz9vHOL0nkwk7HRMlFnAiKpS2jrUmSybcw==
+  dependencies:
+    "@noble/hashes" "1.4.0"
+
 "@noble/hashes@1.2.0", "@noble/hashes@~1.2.0":
   version "1.2.0"
   resolved "https://registry.yarnpkg.com/@noble/hashes/-/hashes-1.2.0.tgz#a3150eeb09cc7ab207ebf6d7b9ad311a9bdbed12"
   integrity sha512-FZfhjEDbT5GRswV3C6uvLPHMiVD6lQBmpoX5+eSiPaMTXte/IKqI5dykDxzZB/WBeK/CDuQRBWarPdi3FNY2zQ==
 
-"@noble/hashes@1.3.2":
-  version "1.3.2"
-  resolved "https://registry.yarnpkg.com/@noble/hashes/-/hashes-1.3.2.tgz#6f26dbc8fbc7205873ce3cee2f690eba0d421b39"
-  integrity sha512-MVC8EAQp7MvEcm30KWENFjgR+Mkmf+D189XJTkFIlwohU5hcBbn1ZkKq7KVTi2Hme3PMGF390DaL52beVrIihQ==
-
-"@noble/hashes@1.3.3", "@noble/hashes@~1.3.0", "@noble/hashes@~1.3.2":
+"@noble/hashes@1.3.3", "@noble/hashes@~1.3.2":
   version "1.3.3"
   resolved "https://registry.yarnpkg.com/@noble/hashes/-/hashes-1.3.3.tgz#39908da56a4adc270147bb07968bf3b16cfe1699"
   integrity sha512-V7/fPHgl+jsVPXqqeOzT8egNj2iBIVt+ECeMMG8TdcnTikP3oaBtUVqpT/gYCR68aEBJSF+XbYUxStjbFMqIIA==
 
+"@noble/hashes@1.4.0", "@noble/hashes@^1.4.0", "@noble/hashes@~1.4.0":
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/@noble/hashes/-/hashes-1.4.0.tgz#45814aa329f30e4fe0ba49426f49dfccdd066426"
+  integrity sha512-V1JJ1WTRUqHHrOSh597hURcMqVKVGL/ea3kv0gSnEdsEZ0/+VyPghM1lMNGc00z7CIQorSvbKpuJkxvuHbvdbg==
+
 "@noble/secp256k1@1.7.1", "@noble/secp256k1@~1.7.0":
   version "1.7.1"
   resolved "https://registry.yarnpkg.com/@noble/secp256k1/-/secp256k1-1.7.1.tgz#b251c70f824ce3ca7f8dc3df08d58f005cc0507c"
@@ -3214,11 +3221,16 @@
   resolved "https://registry.yarnpkg.com/@rushstack/eslint-patch/-/eslint-patch-1.7.2.tgz#2d4260033e199b3032a08b41348ac10de21c47e9"
   integrity sha512-RbhOOTCNoCrbfkRyoXODZp75MlpiHMgbE5MEBZAnnnLyQNgrigEj4p0lzsMDyc1zVsJDLrivB58tgg3emX0eEA==
 
-"@scure/base@~1.1.0", "@scure/base@~1.1.2", "@scure/base@~1.1.4":
+"@scure/base@~1.1.0", "@scure/base@~1.1.4":
   version "1.1.5"
   resolved "https://registry.yarnpkg.com/@scure/base/-/base-1.1.5.tgz#1d85d17269fe97694b9c592552dd9e5e33552157"
   integrity sha512-Brj9FiG2W1MRQSTB212YVPRrcbjkv48FoZi/u4l/zds/ieRrqsh7aUf6CLwkAq61oKXr/ZlTzlY66gLIj3TFTQ==
 
+"@scure/base@~1.1.6":
+  version "1.1.7"
+  resolved "https://registry.yarnpkg.com/@scure/base/-/base-1.1.7.tgz#fe973311a5c6267846aa131bc72e96c5d40d2b30"
+  integrity sha512-PPNYBslrLNNUQ/Yad37MHYsNQtK67EhWb6WtSvNLLPo7SdVZgkUjD6Dg+5On7zNwmskf8OX7I7Nx5oN+MIWE0g==
+
 "@scure/bip32@1.1.5":
   version "1.1.5"
   resolved "https://registry.yarnpkg.com/@scure/bip32/-/bip32-1.1.5.tgz#d2ccae16dcc2e75bc1d75f5ef3c66a338d1ba300"
@@ -3228,15 +3240,6 @@
     "@noble/secp256k1" "~1.7.0"
     "@scure/base" "~1.1.0"
 
-"@scure/bip32@1.3.2":
-  version "1.3.2"
-  resolved "https://registry.yarnpkg.com/@scure/bip32/-/bip32-1.3.2.tgz#90e78c027d5e30f0b22c1f8d50ff12f3fb7559f8"
-  integrity sha512-N1ZhksgwD3OBlwTv3R6KFEcPojl/W4ElJOeCZdi+vuI5QmTFwLq3OFf2zd2ROpKvxFdgZ6hUpb0dx9bVNEwYCA==
-  dependencies:
-    "@noble/curves" "~1.2.0"
-    "@noble/hashes" "~1.3.2"
-    "@scure/base" "~1.1.2"
-
 "@scure/bip32@1.3.3":
   version "1.3.3"
   resolved "https://registry.yarnpkg.com/@scure/bip32/-/bip32-1.3.3.tgz#a9624991dc8767087c57999a5d79488f48eae6c8"
@@ -3246,6 +3249,15 @@
     "@noble/hashes" "~1.3.2"
     "@scure/base" "~1.1.4"
 
+"@scure/bip32@1.4.0":
+  version "1.4.0"
+  resolved "https://registry.yarnpkg.com/@scure/bip32/-/bip32-1.4.0.tgz#4e1f1e196abedcef395b33b9674a042524e20d67"
+  integrity sha512-sVUpc0Vq3tXCkDGYVWGIZTRfnvu8LoTDaev7vbwh0omSvVORONr960MQWdKqJDCReIEmTj3PAr73O3aoxz7OPg==
+  dependencies:
+    "@noble/curves" "~1.4.0"
+    "@noble/hashes" "~1.4.0"
+    "@scure/base" "~1.1.6"
+
 "@scure/bip39@1.1.1":
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/@scure/bip39/-/bip39-1.1.1.tgz#b54557b2e86214319405db819c4b6a370cf340c5"
@@ -3254,14 +3266,6 @@
     "@noble/hashes" "~1.2.0"
     "@scure/base" "~1.1.0"
 
-"@scure/bip39@1.2.1":
-  version "1.2.1"
-  resolved "https://registry.yarnpkg.com/@scure/bip39/-/bip39-1.2.1.tgz#5cee8978656b272a917b7871c981e0541ad6ac2a"
-  integrity sha512-Z3/Fsz1yr904dduJD0NpiyRHhRYHdcnyh73FZWiV+/qhWi83wNJ3NWolYqCEN+ZWsUz2TWwajJggcRE9r1zUYg==
-  dependencies:
-    "@noble/hashes" "~1.3.0"
-    "@scure/base" "~1.1.0"
-
 "@scure/bip39@1.2.2":
   version "1.2.2"
   resolved "https://registry.yarnpkg.com/@scure/bip39/-/bip39-1.2.2.tgz#f3426813f4ced11a47489cbcf7294aa963966527"
@@ -3270,6 +3274,14 @@
     "@noble/hashes" "~1.3.2"
     "@scure/base" "~1.1.4"
 
+"@scure/bip39@1.3.0":
+  version "1.3.0"
+  resolved "https://registry.yarnpkg.com/@scure/bip39/-/bip39-1.3.0.tgz#0f258c16823ddd00739461ac31398b4e7d6a18c3"
+  integrity sha512-disdg7gHuTDZtY+ZdkmLpPCk7fxZSu3gBiEGuoC1XYxv9cGx3Z6cpTggCgW6odSOOIXCiDjuGejW+aJKCY/pIQ==
+  dependencies:
+    "@noble/hashes" "~1.4.0"
+    "@scure/base" "~1.1.6"
+
 "@sentry/core@5.30.0":
   version "5.30.0"
   resolved "https://registry.yarnpkg.com/@sentry/core/-/core-5.30.0.tgz#6b203664f69e75106ee8b5a2fe1d717379b331f3"
@@ -4988,10 +5000,10 @@ abbrev@^2.0.0:
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-2.0.0.tgz#cf59829b8b4f03f89dda2771cb7f3653828c89bf"
   integrity sha512-6/mh1E2u2YgEsCHdY0Yx5oW+61gZU+1vXaoiHHrpKeuRNNgFvS+/jrwHiQhB5apAf5oB7UB7E19ol2R2LKH8hQ==
 
-abitype@1.0.0:
-  version "1.0.0"
-  resolved "https://registry.yarnpkg.com/abitype/-/abitype-1.0.0.tgz#237176dace81d90d018bebf3a45cb42f2a2d9e97"
-  integrity sha512-NMeMah//6bJ56H5XRj8QCV4AwuW6hB6zqz2LnhhLdcWVQOsXki6/Pn3APeqxCma62nXIcmZWdu1DlHWS74umVQ==
+abitype@1.0.5:
+  version "1.0.5"
+  resolved "https://registry.yarnpkg.com/abitype/-/abitype-1.0.5.tgz#29d0daa3eea867ca90f7e4123144c1d1270774b6"
+  integrity sha512-YzDhti7cjlfaBhHutMaboYB21Ha3rXR9QTkNJFzYC4kC8YclaiwPBBBJY8ejFdu2wnJeZCVZSMlQJ7fi8S6hsw==
 
 abort-controller@^3.0.0:
   version "3.0.0"
@@ -15146,19 +15158,20 @@ verror@1.10.0:
     core-util-is "1.0.2"
     extsprintf "^1.2.0"
 
-viem@^2.13.3:
-  version "2.13.7"
-  resolved "https://registry.yarnpkg.com/viem/-/viem-2.13.7.tgz#c1153c02f7ffaf0263d784fc1d4e4ffa3f66c24a"
-  integrity sha512-SZWn9LPrz40PHl4PM2iwkPTTtjWPDFsnLr32UwpqC/Z5f0AwxitjLyZdDKcImvbWZ3vLQ0oPggR1aLlqvTcUug==
+viem@^2.16.5:
+  version "2.18.0"
+  resolved "https://registry.yarnpkg.com/viem/-/viem-2.18.0.tgz#ea0d037f0db356e6d71f1251243825345d6dc08f"
+  integrity sha512-HA4Dj+PCNWvvZDThWcUPg0sjiS8uwGRaxs3CMBOASL/j0p2pD4nR9vY/y/pAiRr491hGCnrSCVCmb/qqA57wIw==
   dependencies:
     "@adraffy/ens-normalize" "1.10.0"
-    "@noble/curves" "1.2.0"
-    "@noble/hashes" "1.3.2"
-    "@scure/bip32" "1.3.2"
-    "@scure/bip39" "1.2.1"
-    abitype "1.0.0"
+    "@noble/curves" "1.4.0"
+    "@noble/hashes" "1.4.0"
+    "@scure/bip32" "1.4.0"
+    "@scure/bip39" "1.3.0"
+    abitype "1.0.5"
     isows "1.0.4"
-    ws "8.13.0"
+    webauthn-p256 "0.0.5"
+    ws "8.17.1"
 
 vizion@~2.2.1:
   version "2.2.1"
@@ -15206,6 +15219,14 @@ web3-utils@^1.3.6:
     randombytes "^2.1.0"
     utf8 "3.0.0"
 
+webauthn-p256@0.0.5:
+  version "0.0.5"
+  resolved "https://registry.yarnpkg.com/webauthn-p256/-/webauthn-p256-0.0.5.tgz#0baebd2ba8a414b21cc09c0d40f9dd0be96a06bd"
+  integrity sha512-drMGNWKdaixZNobeORVIqq7k5DsRC9FnG201K2QjeOoQLmtSDaSsVZdkg6n5jUALJKcAG++zBPJXmv6hy0nWFg==
+  dependencies:
+    "@noble/curves" "^1.4.0"
+    "@noble/hashes" "^1.4.0"
+
 webidl-conversions@^3.0.0:
   version "3.0.1"
   resolved "https://registry.yarnpkg.com/webidl-conversions/-/webidl-conversions-3.0.1.tgz#24534275e2a7bc6be7bc86611cc16ae0a5654871"
@@ -15553,10 +15574,10 @@ ws@7.4.6, ws@~7.4.0:
   resolved "https://registry.yarnpkg.com/ws/-/ws-7.4.6.tgz#5654ca8ecdeee47c33a9a4bf6d28e2be2980377c"
   integrity sha512-YmhHDO4MzaDLB+M9ym/mDA5z0naX8j7SIlT8f8z+I0VtzsRbekxEutHSme7NPS2qE8StCYQNUnfWdXta/Yu85A==
 
-ws@8.13.0:
-  version "8.13.0"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-8.13.0.tgz#9a9fb92f93cf41512a0735c8f4dd09b8a1211cd0"
-  integrity sha512-x9vcZYTrFPC7aSIbj7sRCYo7L/Xb8Iy+pW0ng0wt2vCJv7M9HOMy0UoN3rr+IFC7hb7vXoqS+P9ktyLLLhO+LA==
+ws@8.17.1:
+  version "8.17.1"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-8.17.1.tgz#9293da530bb548febc95371d90f9c878727d919b"
+  integrity sha512-6XQFvXTkbfUOZOKKILFG1PDK2NDQs4azKQl26T0YS5CxqWLgXajbPZ+h4gZekJyRqFU8pvnbAbbs/3TgRPy+GQ==
 
 ws@^7.0.0, ws@^7.4.6, ws@^7.5.5:
   version "7.5.9"