diff --git a/.claude/settings.json b/.claude/settings.json
new file mode 100644
index 0000000..dac46bf
--- /dev/null
+++ b/.claude/settings.json
@@ -0,0 +1,33 @@
+{
+  "$schema": "https://raw.githubusercontent.com/anthropics/claude-code/main/.claude/settings.schema.json",
+  "_comment": "Claude Code settings for Python backend projects",
+  "env": {
+    "PYTHONDONTWRITEBYTECODE": "1"
+  },
+  "hooks": {
+    "PreCommit": [
+      {
+        "command": "ruff check ."
+      },
+      {
+        "command": "ruff format --check ."
+      }
+    ]
+  },
+  "permissions": {
+    "allow": [
+      "python",
+      "pip install",
+      "pip list",
+      "pytest",
+      "ruff check",
+      "ruff format",
+      "uvicorn"
+    ],
+    "deny": [
+      "pip install --break-system-packages",
+      "rm -rf /",
+      "python -c \"import os; os.system"
+    ]
+  }
+}
diff --git a/.gitignore b/.gitignore
index d0a6545..a030a79 100644
--- a/.gitignore
+++ b/.gitignore
@@ -152,3 +152,6 @@ Thumbs.db
 *.log
 .env.local
 .env.*.local
+
+# Claude Code local settings
+.claude/settings.local.json