diff --git a/backend/go.mod b/backend/go.mod
index b377154..897535a 100644
--- a/backend/go.mod
+++ b/backend/go.mod
@@ -3,7 +3,7 @@ module github.com/teslashibe/agent-setup/backend
 go 1.25.5
 
 require (
-	github.com/anthropics/anthropic-sdk-go v1.37.0
+	github.com/anthropics/anthropic-sdk-go v1.42.0
 	github.com/gofiber/fiber/v2 v2.52.12
 	github.com/jackc/pgx/v5 v5.9.2
 	github.com/joho/godotenv v1.5.1
@@ -48,6 +48,7 @@ require (
 	github.com/rivo/uniseg v0.2.0 // indirect
 	github.com/rogpeppe/go-internal v1.14.1 // indirect
 	github.com/sethvargo/go-retry v0.3.0 // indirect
+	github.com/standard-webhooks/standard-webhooks/libraries v0.0.0-20260508151727-1282bb917829 // indirect
 	github.com/tidwall/gjson v1.18.0 // indirect
 	github.com/tidwall/match v1.1.1 // indirect
 	github.com/tidwall/pretty v1.2.1 // indirect
diff --git a/backend/go.sum b/backend/go.sum
index 538c74f..f6bdba2 100644
--- a/backend/go.sum
+++ b/backend/go.sum
@@ -1,7 +1,7 @@
 github.com/andybalholm/brotli v1.2.1 h1:R+f5xP285VArJDRgowrfb9DqL18yVK0gKAW/F+eTWro=
 github.com/andybalholm/brotli v1.2.1/go.mod h1:rzTDkvFWvIrjDXZHkuS16NPggd91W3kUSvPlQ1pLaKY=
-github.com/anthropics/anthropic-sdk-go v1.37.0 h1:yBKUaBG3TCRb6das/Q5qNB9Fsafon09gu2yYVgvapKE=
-github.com/anthropics/anthropic-sdk-go v1.37.0/go.mod h1:dSIO7kSrOI7MA4fE6RRVaw8tyWP7HNQU5/H/KS4cax8=
+github.com/anthropics/anthropic-sdk-go v1.42.0 h1:Zv882/dnrE4OHnwhMAsi9lwVVXRF8GtR3ofiBResYUw=
+github.com/anthropics/anthropic-sdk-go v1.42.0/go.mod h1:r4eaLX9tBolUrXLOrLj7eU8tmeBtoobCkM0kBsivBaY=
 github.com/bahlo/generic-list-go v0.2.0 h1:5sz/EEAK+ls5wF+NeqDpk5+iNdMDXrh3z3nPnH1Wvgk=
 github.com/bahlo/generic-list-go v0.2.0/go.mod h1:2KvAjgMlE5NNynlg/5iLrrCCZ2+5xWbdbCW3pNTGyYg=
 github.com/buger/jsonparser v1.1.2 h1:frqHqw7otoVbk5M8LlE/L7HTnIq2v9RX6EJ48i9AxJk=
@@ -66,6 +66,8 @@ github.com/rogpeppe/go-internal v1.14.1 h1:UQB4HGPB6osV0SQTLymcB4TgvyWu6ZyliaW0t
 github.com/rogpeppe/go-internal v1.14.1/go.mod h1:MaRKkUm5W0goXpeCfT7UZI6fk/L7L7so1lCWt35ZSgc=
 github.com/sethvargo/go-retry v0.3.0 h1:EEt31A35QhrcRZtrYFDTBg91cqZVnFL2navjDrah2SE=
 github.com/sethvargo/go-retry v0.3.0/go.mod h1:mNX17F0C/HguQMyMyJxcnU471gOZGxCLyYaFyAZraas=
+github.com/standard-webhooks/standard-webhooks/libraries v0.0.0-20260508151727-1282bb917829 h1:zGlGD0Zfk2HaIo4EnUVBRhnXQ+cnGQz5X2PdBcplOyw=
+github.com/standard-webhooks/standard-webhooks/libraries v0.0.0-20260508151727-1282bb917829/go.mod h1:L1MQhA6x4dn9r007T033lsaZMv9EmBAdXyU/+EF40fo=
 github.com/stretchr/objx v0.1.0/go.mod h1:HFkY916IF+rwdDfMAkV7OtwuqBVzrE8GR6GFx+wExME=
 github.com/stretchr/testify v1.3.0/go.mod h1:M5WIy9Dh21IEIfnGCwXGc5bZfKNJtfHm1UVUgZn+9EI=
 github.com/stretchr/testify v1.7.0/go.mod h1:6Fq8oRcR53rry900zMqJjRRixrwX3KX962/h/Wwjteg=