diff --git a/action.yml b/action.yml
index 62ffe19..7f7b1ec 100644
--- a/action.yml
+++ b/action.yml
@@ -129,3 +129,16 @@ runs:
         CLOUD_ML_REGION: ${{ env.CLOUD_ML_REGION }}
         GOOGLE_APPLICATION_CREDENTIALS: ${{ env.GOOGLE_APPLICATION_CREDENTIALS }}
         ANTHROPIC_VERTEX_BASE_URL: ${{ env.ANTHROPIC_VERTEX_BASE_URL }}
+
+        # OpenTelemetry configuration
+        CLAUDE_CODE_ENABLE_TELEMETRY: ${{ env.CLAUDE_CODE_ENABLE_TELEMETRY }}
+        OTEL_METRICS_EXPORTER: ${{ env.OTEL_METRICS_EXPORTER }}
+        OTEL_EXPORTER_OTLP_PROTOCOL: ${{ env.OTEL_EXPORTER_OTLP_PROTOCOL }}
+        OTEL_EXPORTER_OTLP_ENDPOINT: ${{ env.OTEL_EXPORTER_OTLP_ENDPOINT }}
+        OTEL_EXPORTER_OTLP_HEADERS: ${{ env.OTEL_EXPORTER_OTLP_HEADERS }}
+        OTEL_EXPORTER_OTLP_METRICS_CLIENT_KEY: ${{ env.OTEL_EXPORTER_OTLP_METRICS_CLIENT_KEY }}
+        OTEL_EXPORTER_OTLP_METRICS_CLIENT_CERTIFICATE: ${{ env.OTEL_EXPORTER_OTLP_METRICS_CLIENT_CERTIFICATE }}
+        OTEL_METRIC_EXPORT_INTERVAL: ${{ env.OTEL_METRIC_EXPORT_INTERVAL }}
+        OTEL_METRICS_INCLUDE_SESSION_ID: ${{ env.OTEL_METRICS_INCLUDE_SESSION_ID }}
+        OTEL_METRICS_INCLUDE_VERSION: ${{ env.OTEL_METRICS_INCLUDE_VERSION }}
+        OTEL_METRICS_INCLUDE_ACCOUNT_UUID: ${{ env.OTEL_METRICS_INCLUDE_ACCOUNT_UUID }}