diff --git a/examples/monitoring/grafana/dashboards/json/sglang-dashboard.json b/examples/monitoring/grafana/dashboards/json/sglang-dashboard.json
index 4463ac503b02..ebd663e41354 100644
--- a/examples/monitoring/grafana/dashboards/json/sglang-dashboard.json
+++ b/examples/monitoring/grafana/dashboards/json/sglang-dashboard.json
@@ -109,7 +109,7 @@
           },
           "disableTextWrap": false,
           "editorMode": "code",
-          "expr": "histogram_quantile(0.99, sum by (le) (rate(sglang_e2e_request_latency_seconds_bucket[$__rate_interval])))\r\n",
+          "expr": "histogram_quantile(0.99, sum by (le) (rate(sglang:e2e_request_latency_seconds_bucket[$__rate_interval])))\r\n",
           "fullMetaSearch": false,
           "includeNullMetadata": true,
           "instant": false,
@@ -125,7 +125,7 @@
           },
           "disableTextWrap": false,
           "editorMode": "code",
-          "expr": "histogram_quantile(0.9, sum by (le) (rate(sglang_e2e_request_latency_seconds_bucket[$__rate_interval])))\r\n",
+          "expr": "histogram_quantile(0.9, sum by (le) (rate(sglang:e2e_request_latency_seconds_bucket[$__rate_interval])))\r\n",
           "fullMetaSearch": false,
           "hide": false,
           "includeNullMetadata": true,
@@ -142,7 +142,7 @@
           },
           "disableTextWrap": false,
           "editorMode": "code",
-          "expr": "histogram_quantile(0.5, sum by (le) (rate(sglang_e2e_request_latency_seconds_bucket[$__rate_interval])))\r\n",
+          "expr": "histogram_quantile(0.5, sum by (le) (rate(sglang:e2e_request_latency_seconds_bucket[$__rate_interval])))\r\n",
           "fullMetaSearch": false,
           "hide": false,
           "includeNullMetadata": true,
@@ -159,7 +159,7 @@
           },
           "disableTextWrap": false,
           "editorMode": "code",
-          "expr": "avg(rate(sglang_e2e_request_latency_seconds_sum[$__rate_interval]) /  rate(sglang_e2e_request_latency_seconds_count[$__rate_interval]))\r\n",
+          "expr": "avg(rate(sglang:e2e_request_latency_seconds_sum[$__rate_interval]) /  rate(sglang:e2e_request_latency_seconds_count[$__rate_interval]))\r\n",
           "fullMetaSearch": false,
           "hide": false,
           "includeNullMetadata": true,
@@ -253,7 +253,7 @@
           },
           "disableTextWrap": false,
           "editorMode": "builder",
-          "expr": "sum(increase(sglang_e2e_request_latency_seconds_bucket{model_name=~\"$model_name\"}[$__rate_interval])) by (le)\r\n",
+          "expr": "sum(increase(sglang:e2e_request_latency_seconds_bucket{model_name=~\"$model_name\"}[$__rate_interval])) by (le)\r\n",
           "format": "heatmap",
           "fullMetaSearch": false,
           "includeNullMetadata": true,
@@ -355,7 +355,7 @@
           },
           "disableTextWrap": false,
           "editorMode": "code",
-          "expr": "histogram_quantile(0.99, sum by (le) (rate(sglang_time_to_first_token_seconds_bucket[$__rate_interval])))\r\n",
+          "expr": "histogram_quantile(0.99, sum by (le) (rate(sglang:time_to_first_token_seconds_bucket[$__rate_interval])))\r\n",
           "fullMetaSearch": false,
           "includeNullMetadata": true,
           "instant": false,
@@ -371,7 +371,7 @@
           },
           "disableTextWrap": false,
           "editorMode": "code",
-          "expr": "histogram_quantile(0.9, sum by (le) (rate(sglang_time_to_first_token_seconds_bucket[$__rate_interval])))\r\n",
+          "expr": "histogram_quantile(0.9, sum by (le) (rate(sglang:time_to_first_token_seconds_bucket[$__rate_interval])))\r\n",
           "fullMetaSearch": false,
           "hide": false,
           "includeNullMetadata": true,
@@ -388,7 +388,7 @@
           },
           "disableTextWrap": false,
           "editorMode": "code",
-          "expr": "histogram_quantile(0.5, sum by (le) (rate(sglang_time_to_first_token_seconds_bucket[$__rate_interval])))\r\n",
+          "expr": "histogram_quantile(0.5, sum by (le) (rate(sglang:time_to_first_token_seconds_bucket[$__rate_interval])))\r\n",
           "fullMetaSearch": false,
           "hide": false,
           "includeNullMetadata": true,
@@ -405,7 +405,7 @@
           },
           "disableTextWrap": false,
           "editorMode": "code",
-          "expr": "avg(rate(sglang_time_to_first_token_seconds_sum[$__rate_interval]) /  rate(sglang_time_to_first_token_seconds_count[$__rate_interval]))\r\n",
+          "expr": "avg(rate(sglang:time_to_first_token_seconds_sum[$__rate_interval]) /  rate(sglang:time_to_first_token_seconds_count[$__rate_interval]))\r\n",
           "fullMetaSearch": false,
           "hide": false,
           "includeNullMetadata": true,
@@ -503,7 +503,7 @@
           "disableTextWrap": false,
           "editorMode": "builder",
           "exemplar": false,
-          "expr": "sum by(le) (increase(sglang_time_to_first_token_seconds_bucket{model_name=~\"$model_name\"}[$__rate_interval]))",
+          "expr": "sum by(le) (increase(sglang:time_to_first_token_seconds_bucket{model_name=~\"$model_name\"}[$__rate_interval]))",
           "format": "heatmap",
           "fullMetaSearch": false,
           "includeNullMetadata": true,
@@ -606,7 +606,7 @@
           },
           "disableTextWrap": false,
           "editorMode": "code",
-          "expr": "sglang_num_running_reqs",
+          "expr": "sglang:num_running_reqs",
           "fullMetaSearch": false,
           "includeNullMetadata": true,
           "instant": false,
@@ -707,7 +707,7 @@
             "uid": "ddyfngn31dg5cf"
           },
           "editorMode": "code",
-          "expr": "sglang_gen_throughput",
+          "expr": "sglang:gen_throughput",
           "instant": false,
           "legendFormat": "{{instance}}",
           "range": true,
@@ -805,7 +805,7 @@
           },
           "disableTextWrap": false,
           "editorMode": "code",
-          "expr": "sglang_cache_hit_rate",
+          "expr": "sglang:cache_hit_rate",
           "fullMetaSearch": false,
           "includeNullMetadata": true,
           "instant": false,
@@ -906,7 +906,7 @@
           },
           "disableTextWrap": false,
           "editorMode": "code",
-          "expr": "sglang_num_queue_reqs",
+          "expr": "sglang:num_queue_reqs",
           "fullMetaSearch": false,
           "includeNullMetadata": true,
           "instant": false,