diff --git a/go.mod b/go.mod
index 55f4190..cbfec52 100644
--- a/go.mod
+++ b/go.mod
@@ -8,18 +8,21 @@
 	github.com/alecthomas/kong v1.11.0
 	github.com/alecthomas/kong-yaml v0.2.0
 	github.com/mark3labs/mcp-go v0.32.0
+	github.com/maypok86/otter v1.2.4
+	github.com/rs/zerolog v1.34.0
+	github.com/stretchr/testify v1.10.0
 	golang.org/x/oauth2 v0.30.0
 )
 
 require (
 	github.com/davecgh/go-spew v1.1.1 // indirect
+	github.com/dolthub/maphash v0.1.0 // indirect
+	github.com/gammazero/deque v0.2.1 // indirect
 	github.com/google/uuid v1.6.0 // indirect
 	github.com/mattn/go-colorable v0.1.13 // indirect
 	github.com/mattn/go-isatty v0.0.19 // indirect
 	github.com/pmezard/go-difflib v1.0.0 // indirect
-	github.com/rs/zerolog v1.34.0 // indirect
 	github.com/spf13/cast v1.7.1 // indirect
-	github.com/stretchr/testify v1.10.0 // indirect
 	github.com/yosida95/uritemplate/v3 v3.0.2 // indirect
 	golang.org/x/sys v0.12.0 // indirect
 	gopkg.in/yaml.v3 v3.0.1 // indirect