diff --git a/README.md b/README.md
index 65399f5..7f825f1 100644
--- a/README.md
+++ b/README.md
@@ -152,7 +152,7 @@ OCP Connect
     source /home/user/.bashrc
 ```
 
-After running, reload your shell (`source ~/.bashrc` or `source ~/.zshrc`) and your IDE will automatically use the remote OCP.
+After running, reload your shell (`source ~/.bashrc` or `source ~/.zshrc`). On macOS, the script also sets `launchctl setenv` so GUI apps and daemons can see the env vars immediately (resets on reboot — re-run `ocp-connect` after restart).
 
 **Manual setup** — if you prefer not to use the script:
 ```bash
diff --git a/ocp-connect b/ocp-connect
index 1446d43..f3cc47c 100755
--- a/ocp-connect
+++ b/ocp-connect
@@ -141,22 +141,29 @@ main() {
   echo "  ✓ API accessible ($model_count models available)"
   echo ""
 
-  # Step 5: Detect shell rc file
-  local rc_file
-  if [[ "${SHELL:-}" == */zsh ]]; then
-    rc_file="$HOME/.zshrc"
-  elif [[ "${SHELL:-}" == */fish ]]; then
+  # Step 5: Detect shell rc files and OS
+  local rc_files=()
+  local is_mac=false
+  [[ "$(uname)" == "Darwin" ]] && is_mac=true
+
+  # Write to all relevant rc files
+  if [[ "${SHELL:-}" == */fish ]]; then
     echo "  Note: fish shell detected. Writing to ~/.bashrc — add to fish config manually."
-    rc_file="$HOME/.bashrc"
+    rc_files+=("$HOME/.bashrc")
   else
-    rc_file="$HOME/.bashrc"
+    # Always write both on macOS (default shell is zsh but some tools source bashrc)
+    [[ -f "$HOME/.bashrc" || "${SHELL:-}" == */bash ]] && rc_files+=("$HOME/.bashrc")
+    [[ -f "$HOME/.zshrc" || "${SHELL:-}" == */zsh ]] && rc_files+=("$HOME/.zshrc")
+    # If neither exists, create for current shell
+    [[ ${#rc_files[@]} -eq 0 ]] && rc_files+=("$HOME/.${SHELL##*/}rc")
   fi
 
-  # Step 6: Remove any previously written OCP LAN lines (idempotent)
-  if [[ -f "$rc_file" ]]; then
-    local tmp_rc
-    tmp_rc=$(mktemp)
-    if python3 - "$rc_file" "$tmp_rc" <<'PYEOF'
+  # Step 6: Remove any previously written OCP LAN lines (idempotent) from all rc files
+  for rc_file in "${rc_files[@]}"; do
+    if [[ -f "$rc_file" ]]; then
+      local tmp_rc
+      tmp_rc=$(mktemp)
+      if python3 - "$rc_file" "$tmp_rc" <<'PYEOF'
 import sys
 src, dst = sys.argv[1], sys.argv[2]
 lines = open(src).readlines()
@@ -173,27 +180,60 @@ for line in lines:
     out.append(line)
 open(dst, 'w').writelines(out)
 PYEOF
-    then
-      cp "$tmp_rc" "$rc_file"
+      then
+        cp "$tmp_rc" "$rc_file"
+      fi
+      rm -f "$tmp_rc"
     fi
-    rm -f "$tmp_rc"
-  fi
+  done
 
-  # Step 7: Append new config
-  {
-    echo ""
-    echo "# OCP LAN (added by ocp connect)"
-    echo "export OPENAI_BASE_URL=$base_url/v1"
-    if [[ -n "$key" ]]; then
-      echo "export OPENAI_API_KEY=$key"
-    fi
-  } >> "$rc_file"
+  # Step 7: Append new config to all rc files
+  for rc_file in "${rc_files[@]}"; do
+    {
+      echo ""
+      echo "# OCP LAN (added by ocp connect)"
+      echo "export OPENAI_BASE_URL=$base_url/v1"
+      if [[ -n "$key" ]]; then
+        echo "export OPENAI_API_KEY=$key"
+      fi
+    } >> "$rc_file"
+  done
 
-  echo "  Written to $rc_file:"
+  echo "  Shell config:"
+  for rc_file in "${rc_files[@]}"; do
+    echo "    ✓ $(basename "$rc_file")"
+  done
   echo "    OPENAI_BASE_URL=$base_url/v1"
   if [[ -n "$key" ]]; then
     echo "    OPENAI_API_KEY=${key:0:8}..."
   fi
+
+  # Step 7b: System-level env vars (for IDEs, daemons, GUI apps)
+  if $is_mac; then
+    # macOS: launchctl setenv makes vars visible to all GUI apps and launchd services
+    launchctl setenv OPENAI_BASE_URL "$base_url/v1" 2>/dev/null
+    if [[ -n "$key" ]]; then
+      launchctl setenv OPENAI_API_KEY "$key" 2>/dev/null
+    fi
+    echo ""
+    echo "  System-level (launchctl):"
+    echo "    ✓ OPENAI_BASE_URL set for GUI apps and daemons"
+    echo "    Note: launchctl vars reset on reboot. Add to Login Items or re-run ocp-connect."
+  else
+    # Linux: write to environment.d for systemd user services
+    local env_dir="$HOME/.config/environment.d"
+    mkdir -p "$env_dir" 2>/dev/null
+    {
+      echo "OPENAI_BASE_URL=$base_url/v1"
+      if [[ -n "$key" ]]; then
+        echo "OPENAI_API_KEY=$key"
+      fi
+    } > "$env_dir/ocp.conf"
+    echo ""
+    echo "  System-level (systemd):"
+    echo "    ✓ $env_dir/ocp.conf"
+    echo "    Applies to systemd user services after re-login."
+  fi
   echo ""
 
   # Step 8: Quick smoke test