diff --git a/cmd/do-agent/aggregation.go b/cmd/do-agent/aggregation.go
index 9548dcd..38130aa 100644
--- a/cmd/do-agent/aggregation.go
+++ b/cmd/do-agent/aggregation.go
@@ -237,3 +237,25 @@ var diAggregationSpec = map[string][]string{
 	"gradient_infra_di_vllm:request_time_per_output_token_seconds_bucket": diLabelsToDrop,
 	"gradient_infra_di_vllm:time_to_first_token_seconds_bucket":           diLabelsToDrop,
 }
+
+// SI metrics: drop high-cardinality labels we don't want to keep.
+var siLabelsToDrop = []string{
+	"container",
+	"job",
+	"otel_scope_name",
+	"otel_scope_schema_url",
+	"otel_scope_version",
+	"resource_uuid",
+}
+
+var siAggregationSpec = map[string][]string{
+	"gen_ai_platform_inference_proxy_http_requests_total":                   siLabelsToDrop,
+	"gen_ai_platform_inference_proxy_http_request_duration_seconds":         siLabelsToDrop,
+	"gen_ai_platform_inference_proxy_token_throughput":                      siLabelsToDrop,
+	"gen_ai_platform_inference_proxy_rate_limit_exceeded":                   siLabelsToDrop,
+	"gen_ai_platform_inference_proxy_cache_hit":                             siLabelsToDrop,
+	"gen_ai_platform_inference_proxy_cache_miss":                            siLabelsToDrop,
+	"gen_ai_platform_inference_proxy_inference_client_ttft_duration":        siLabelsToDrop,
+	"gen_ai_platform_inference_proxy_inference_client_itl_duration_seconds": siLabelsToDrop,
+	"gen_ai_platform_inference_proxy_inference_client_requests_total":       siLabelsToDrop,
+}
diff --git a/cmd/do-agent/config.go b/cmd/do-agent/config.go
index c3c8e2c..2f7eae6 100644
--- a/cmd/do-agent/config.go
+++ b/cmd/do-agent/config.go
@@ -47,6 +47,7 @@ var (
 		defaultMaxMetricLength int
 		promAddr               string
 		diMetricsPath          string
+		siMetricsPath          string
 		gpuMetricsPath         string
 		topK                   int
 		scrapeTimeout          time.Duration
@@ -131,6 +132,9 @@ func init() {
 	kingpin.Flag("di-metrics-path", "enable Dedicated Inference (DI) metrics collection from a prometheus endpoint").
 		StringVar(&config.diMetricsPath)
 
+	kingpin.Flag("si-metrics-path", "enable Serverless Inference (SI) metrics collection from a prometheus endpoint").
+		StringVar(&config.siMetricsPath)
+
 	kingpin.Flag("web.listen", "enable a local endpoint for scrapeable prometheus metrics as well").
 		Default("false").
 		BoolVar(&config.webListen)
@@ -267,6 +271,11 @@ func initAggregatorSpecs() map[string][]string {
 			aggregateSpecs[k] = append(aggregateSpecs[k], v...)
 		}
 	}
+	if config.siMetricsPath != "" {
+		for k, v := range siAggregationSpec {
+			aggregateSpecs[k] = append(aggregateSpecs[k], v...)
+		}
+	}
 	return aggregateSpecs
 }
 
@@ -350,6 +359,15 @@ func initCollectors() []prometheus.Collector {
 		}
 	}
 
+	if config.siMetricsPath != "" {
+		si, err := collector.NewScraper("si", config.siMetricsPath, nil, siWhitelist, collector.WithTimeout(config.scrapeTimeout))
+		if err != nil {
+			log.Error("Failed to initialize SI metrics collector: %+v", err)
+		} else {
+			cols = append(cols, si)
+		}
+	}
+
 	if config.gpuMetricsPath != "" {
 		gpu, err := collector.NewScraper("gpu", config.gpuMetricsPath, nil, gpuWhitelist, collector.WithTimeout(config.scrapeTimeout))
 		if err != nil {
diff --git a/cmd/do-agent/whitelist.go b/cmd/do-agent/whitelist.go
index 0be6eee..cd133ba 100644
--- a/cmd/do-agent/whitelist.go
+++ b/cmd/do-agent/whitelist.go
@@ -274,3 +274,15 @@ var diWhitelist = map[string]bool{
 	"gradient_infra_di_vllm:request_time_per_output_token_seconds_bucket": true,
 	"gradient_infra_di_vllm:time_to_first_token_seconds_bucket":           true,
 }
+
+var siWhitelist = map[string]bool{
+	"gen_ai_platform_inference_proxy_http_requests_total":                   true,
+	"gen_ai_platform_inference_proxy_http_request_duration_seconds":         true,
+	"gen_ai_platform_inference_proxy_token_throughput":                      true,
+	"gen_ai_platform_inference_proxy_rate_limit_exceeded":                   true,
+	"gen_ai_platform_inference_proxy_cache_hit":                             true,
+	"gen_ai_platform_inference_proxy_cache_miss":                            true,
+	"gen_ai_platform_inference_proxy_inference_client_ttft_duration":        true,
+	"gen_ai_platform_inference_proxy_inference_client_itl_duration_seconds": true,
+	"gen_ai_platform_inference_proxy_inference_client_requests_total":       true,
+}