From b68220b55f1004ecd8a98571e26b4b99475a410a Mon Sep 17 00:00:00 2001
From: m3diumrare <127280934+m3diumrare@users.noreply.github.com>
Date: Wed, 24 Jun 2026 12:43:35 -0700
Subject: [PATCH] fix(metrics): Prometheus metrics output

---
 sei-db/common/metrics/setup.go | 2 ++
 utils/metrics/metrics_util.go  | 6 +++++-
 2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/sei-db/common/metrics/setup.go b/sei-db/common/metrics/setup.go
index f110f0b37d..20e8ee8eab 100644
--- a/sei-db/common/metrics/setup.go
+++ b/sei-db/common/metrics/setup.go
@@ -9,6 +9,7 @@ import (
 	"github.com/prometheus/client_golang/prometheus"
 	"github.com/prometheus/client_golang/prometheus/collectors"
 	"github.com/prometheus/client_golang/prometheus/promhttp"
+	"github.com/prometheus/otlptranslator"
 	"go.opentelemetry.io/otel"
 	otelprometheus "go.opentelemetry.io/otel/exporters/prometheus"
 	otelmetric "go.opentelemetry.io/otel/sdk/metric"
@@ -26,6 +27,7 @@ func SetupOtelPrometheus() (*prometheus.Registry, func(context.Context) error, e
 
 	exporter, err := otelprometheus.New(
 		otelprometheus.WithRegisterer(reg),
+		otelprometheus.WithTranslationStrategy(otlptranslator.UnderscoreEscapingWithSuffixes),
 	)
 	if err != nil {
 		return nil, nil, fmt.Errorf("create prometheus exporter: %w", err)
diff --git a/utils/metrics/metrics_util.go b/utils/metrics/metrics_util.go
index c5f93a53d7..aad6f7ee7b 100644
--- a/utils/metrics/metrics_util.go
+++ b/utils/metrics/metrics_util.go
@@ -9,6 +9,7 @@ import (
 	"time"
 
 	metrics "github.com/armon/go-metrics"
+	"github.com/prometheus/otlptranslator"
 	"github.com/sei-protocol/sei-chain/sei-cosmos/telemetry"
 	"github.com/sei-protocol/sei-chain/x/evm/types"
 	"go.opentelemetry.io/otel"
@@ -17,7 +18,10 @@ import (
 )
 
 func SetupOtelMetricsProvider() error {
-	metricsExporter, err := prometheus.New(prometheus.WithNamespace("sei_chain"))
+	metricsExporter, err := prometheus.New(
+		prometheus.WithNamespace("sei_chain"),
+		prometheus.WithTranslationStrategy(otlptranslator.UnderscoreEscapingWithSuffixes),
+	)
 	if err != nil {
 		return fmt.Errorf("failed to create Prometheus exporter: %w", err)
 	}