diff --git a/build.sh b/build.sh
index 6233aa00..91a66632 100755
--- a/build.sh
+++ b/build.sh
@@ -101,3 +101,32 @@ if ! echo "$cc"|grep -Fq "fetch_forex_rates"; then
 else
 	echo "汇率任务已存在，未重复添加。"
 fi
+
+# sage_datamart ETL crontab
+cc=$(crontab -l 2>/dev/null)
+
+# 每5分钟增量同步 llmusage → dm_model_call_fact
+dm_sync_cron="*/5 * * * * curl -s http://localhost:9180/sage_datamart/cron/etl_sync.dspy"
+if ! echo "$cc"|grep -Fq "etl_sync"; then
+	(echo "$cc";echo "$dm_sync_cron") | crontab -
+	cc=$(crontab -l 2>/dev/null)
+else
+	echo "datamart sync任务已存在，未重复添加。"
+fi
+
+# 每小时聚合 dm_model_perf_daily
+dm_agg_cron="15 * * * * curl -s http://localhost:9180/sage_datamart/cron/etl_aggregate.dspy"
+if ! echo "$cc"|grep -Fq "etl_aggregate"; then
+	(echo "$cc";echo "$dm_agg_cron") | crontab -
+	cc=$(crontab -l 2>/dev/null)
+else
+	echo "datamart aggregate任务已存在，未重复添加。"
+fi
+
+# 每天 02:00 聚合供应商性价比
+dm_prov_cron="0 2 * * * curl -s http://localhost:9180/sage_datamart/cron/etl_provider_cost.dspy"
+if ! echo "$cc"|grep -Fq "etl_provider_cost"; then
+	(echo "$cc";echo "$dm_prov_cron") | crontab -
+else
+	echo "datamart provider_cost任务已存在，未重复添加。"
+fi