diff --git a/scripts/maintenance/cleanup-benchmarks.sh b/scripts/maintenance/cleanup-benchmarks.sh
index c56965b..26a6c0b 100755
--- a/scripts/maintenance/cleanup-benchmarks.sh
+++ b/scripts/maintenance/cleanup-benchmarks.sh
@@ -161,6 +161,25 @@ cleanup_go_cache() {
     fi
 }
 
+cleanup_rust_cache() {
+    print_status "Cleaning Rust build cache..."
+    
+    if command -v cargo >/dev/null 2>&1; then
+        if [ -d "$PROJECT_ROOT/native_rust/target" ]; then
+            local cache_size_before=$(du -sh "$PROJECT_ROOT/native_rust/target" 2>/dev/null | cut -f1 || echo "0B")
+            cd "$PROJECT_ROOT/native_rust" && cargo clean 2>/dev/null || true
+            local cache_size_after=$(du -sh "$PROJECT_ROOT/native_rust/target" 2>/dev/null | cut -f1 || echo "0B")
+            if [ "$cache_size_before" != "$cache_size_after" ]; then
+                print_success "Cleaned Rust cache: $cache_size_before → $cache_size_after"
+            fi
+        else
+            print_warning "No Rust target directory found"
+        fi
+    else
+        print_warning "Cargo not found, skipping Rust cache cleanup"
+    fi
+}
+
 cleanup_docker() {
     print_status "Cleaning Docker artifacts..."
     
@@ -242,6 +261,12 @@ show_disk_usage() {
             echo "  Go cache: $cache_size"
         fi
     fi
+    
+    # Rust cache
+    if [ -d "$PROJECT_ROOT/native_rust/target" ]; then
+        local rust_size=$(du -sh "$PROJECT_ROOT/native_rust/target" 2>/dev/null | cut -f1 || echo "0B")
+        echo "  Rust cache: $rust_size"
+    fi
 }
 
 # Main execution
@@ -259,6 +284,9 @@ main() {
         "go")
             cleanup_go_cache "${2:-}"
             ;;
+        "rust")
+            cleanup_rust_cache
+            ;;
         "docker")
             cleanup_docker "${2:-}"
             ;;
@@ -270,12 +298,14 @@ main() {
             cleanup_benchmark_artifacts "keep-10"
             cleanup_temp_files
             cleanup_go_cache
+            cleanup_rust_cache
             ;;
         "all")
             print_status "Running comprehensive cleanup..."
             cleanup_benchmark_artifacts "keep-5"
             cleanup_temp_files
             cleanup_go_cache
+            cleanup_rust_cache
             cleanup_docker
             cleanup_logs
             ;;
@@ -287,6 +317,7 @@ main() {
                 cleanup_benchmark_artifacts "keep-5"
                 cleanup_temp_files
                 cleanup_go_cache "aggressive"
+                cleanup_rust_cache
                 cleanup_docker "aggressive"
                 cleanup_logs
             else
@@ -306,6 +337,7 @@ main() {
             echo "  artifacts [all|keep-5|keep-10]  Clean benchmark artifacts"
             echo "  temp                          Clean temporary files"
             echo "  go [aggressive]               Clean Go build cache"
+            echo "  rust                          Clean Rust build cache"
             echo "  docker [aggressive]           Clean Docker artifacts"
             echo "  logs                          Clean old log files"
             echo "  benchmarks                    Standard benchmark cleanup"