diff --git a/scripts/Lite_protocol_scripts/store/store_different_payloads.sh b/scripts/Lite_protocol_scripts/store/store_different_payloads.sh
new file mode 100644
index 00000000..6b2e5985
--- /dev/null
+++ b/scripts/Lite_protocol_scripts/store/store_different_payloads.sh
@@ -0,0 +1,82 @@
+#!/bin/bash
+# Scenario 6: Alternate tiny and huge payloads at fast rates to stress allocators and CPU.
+set -e
+
+STORE_NODES="/ip4/10.2.0.101/tcp/60001/p2p/16Uiu2HAkyte8uj451tGkbww4Mjcg6DRnmAHxNeWyF4zp23RbpG3n"
+RELAY_NODE_REST_ADDRESS="http://127.0.0.1:8645"
+STORE_NODE_REST_ADDRESS="http://127.0.0.1:8644"
+PUBSUB_TOPIC="/waku/2/default-waku/proto"
+CONTENT_TOPIC="/sonda/2/polls/proto"
+PHASE_SLEEP=240
+
+echo "Running test..."
+current_time=$(date +"%Y-%m-%d %H:%M:%S")
+echo "Bringing up simulator at $current_time"
+
+cd ./waku-simulator
+export SERVICENODE_CPU_CORES=0
+export POSTGRES_CPU_CORES=1-3
+export GF_SECURITY_ADMIN_USER=admin
+export GF_SECURITY_ADMIN_PASSWORD=admin
+docker compose up -d
+while [ "$(docker inspect --format "{{.State.Status}}" $(docker compose ps -q servicenode))" != "running" ]; do
+  sleep 1
+done
+cd ..
+
+cd ./sonda
+docker build -t local-perf-sonda -f ./Dockerfile.sonda .
+cat > ./perf-test.env <<EOF
+RELAY_NODE_REST_ADDRESS=${RELAY_NODE_REST_ADDRESS}
+STORE_NODE_REST_ADDRESS=${STORE_NODE_REST_ADDRESS}
+STORE_NODES=${STORE_NODES}
+QUERY_DELAY=0.2
+CLUSTER_ID=66
+SHARD=0
+HEALTH_THRESHOLD=0.9
+PUBSUB_TOPIC=${PUBSUB_TOPIC}
+CONTENT_TOPIC=${CONTENT_TOPIC}
+EOF
+docker run --env-file ./perf-test.env -l sonda -d --network host local-perf-sonda
+cd ..
+
+cd ./lpt
+export LPT_IMAGE=harbor.status.im/wakuorg/liteprotocoltester:latest
+export START_PUBLISHING_AFTER=10
+
+export NUM_PUBLISHER_NODES=30
+export NUM_RECEIVER_NODES=15
+export MESSAGE_MIN_BYTES=256
+export MESSAGE_MAX_BYTES=512
+export LIGHTPUSH_INTERVAL_MS=25
+docker compose up -d
+current_time=$(date +"%Y-%m-%d %H:%M:%S")
+echo "Phase 1: tiny payloads (256–512B, 25ms) 30 pub / 15 recv $current_time"
+sleep ${PHASE_SLEEP}
+
+docker compose down
+export NUM_PUBLISHER_NODES=20
+export NUM_RECEIVER_NODES=10
+export MESSAGE_MIN_BYTES=32768
+export MESSAGE_MAX_BYTES=131072
+export LIGHTPUSH_INTERVAL_MS=30
+docker compose up -d
+current_time=$(date +"%Y-%m-%d %H:%M:%S")
+echo "Phase 2: huge payloads (32–128KB, 30ms) 20 pub / 10 recv $current_time"
+sleep ${PHASE_SLEEP}
+
+docker compose down
+export NUM_PUBLISHER_NODES=40
+export NUM_RECEIVER_NODES=20
+export MESSAGE_MIN_BYTES=1024
+export MESSAGE_MAX_BYTES=65536
+export LIGHTPUSH_INTERVAL_MS=20
+docker compose up -d
+current_time=$(date +"%Y-%m-%d %H:%M:%S")
+echo "Phase 3: mixed payloads (1–64KB, 20ms) 40 pub / 20 recv $current_time"
+sleep ${PHASE_SLEEP}
+
+docker compose down
+cd ..
+current_time=$(date +"%Y-%m-%d %H:%M:%S")
+echo "Scenario 6 finished at $current_time"
diff --git a/scripts/Lite_protocol_scripts/store/store_multi-topic.sh b/scripts/Lite_protocol_scripts/store/store_multi-topic.sh
new file mode 100644
index 00000000..693680b8
--- /dev/null
+++ b/scripts/Lite_protocol_scripts/store/store_multi-topic.sh
@@ -0,0 +1,92 @@
+#!/bin/bash
+# Scenario 4: Run Sonda on two pubsub topics (and shards) in parallel while LPT publishes/receives in phases.
+set -e
+
+STORE_NODES="/ip4/10.2.0.101/tcp/60001/p2p/16Uiu2HAkyte8uj451tGkbww4Mjcg6DRnmAHxNeWyF4zp23RbpG3n"
+RELAY_NODE_REST_ADDRESS="http://127.0.0.1:8645"
+STORE_NODE_REST_ADDRESS="http://127.0.0.1:8644"
+PUBSUB_TOPIC_A="/waku/2/default-waku/proto"
+PUBSUB_TOPIC_B="/waku/2/extra-waku/proto"
+CONTENT_TOPIC="/sonda/2/polls/proto"
+PHASE_SLEEP=300
+
+echo "Running test..."
+current_time=$(date +"%Y-%m-%d %H:%M:%S")
+echo "Bringing up simulator at $current_time"
+
+cd ./waku-simulator
+export SERVICENODE_CPU_CORES=0
+export POSTGRES_CPU_CORES=1-3
+export GF_SECURITY_ADMIN_USER=admin
+export GF_SECURITY_ADMIN_PASSWORD=admin
+docker compose up -d
+while [ "$(docker inspect --format "{{.State.Status}}" $(docker compose ps -q servicenode))" != "running" ]; do
+  sleep 1
+done
+cd ..
+
+cd ./sonda
+docker build -t local-perf-sonda -f ./Dockerfile.sonda .
+
+cat > ./perf-topic-a.env <<EOF
+RELAY_NODE_REST_ADDRESS=${RELAY_NODE_REST_ADDRESS}
+STORE_NODE_REST_ADDRESS=${STORE_NODE_REST_ADDRESS}
+STORE_NODES=${STORE_NODES}
+QUERY_DELAY=0.25
+CLUSTER_ID=66
+SHARD=0
+HEALTH_THRESHOLD=0.9
+PUBSUB_TOPIC=${PUBSUB_TOPIC_A}
+CONTENT_TOPIC=${CONTENT_TOPIC}
+EOF
+
+cat > ./perf-topic-b.env <<EOF
+RELAY_NODE_REST_ADDRESS=${RELAY_NODE_REST_ADDRESS}
+STORE_NODE_REST_ADDRESS=${STORE_NODE_REST_ADDRESS}
+STORE_NODES=${STORE_NODES}
+QUERY_DELAY=0.25
+CLUSTER_ID=66
+SHARD=1
+HEALTH_THRESHOLD=0.9
+PUBSUB_TOPIC=${PUBSUB_TOPIC_B}
+CONTENT_TOPIC=${CONTENT_TOPIC}
+EOF
+
+docker run --env-file ./perf-topic-a.env -l sonda-a -d --network host local-perf-sonda
+docker run --env-file ./perf-topic-b.env -l sonda-b -d --network host local-perf-sonda
+cd ..
+
+cd ./lpt
+export LPT_IMAGE=harbor.status.im/wakuorg/liteprotocoltester:latest
+export START_PUBLISHING_AFTER=15
+
+export NUM_PUBLISHER_NODES=15
+export NUM_RECEIVER_NODES=15
+export MESSAGE_MIN_BYTES=2048
+export MESSAGE_MAX_BYTES=32768
+export LIGHTPUSH_INTERVAL_MS=90
+docker compose up -d
+current_time=$(date +"%Y-%m-%d %H:%M:%S")
+echo "Phase 1: 15 pub / 15 recv (90ms, 2–32KB) $current_time"
+sleep ${PHASE_SLEEP}
+
+docker compose down
+export NUM_PUBLISHER_NODES=25
+export NUM_RECEIVER_NODES=25
+export MESSAGE_MIN_BYTES=4096
+export MESSAGE_MAX_BYTES=65536
+export LIGHTPUSH_INTERVAL_MS=80
+docker compose up -d
+current_time=$(date +"%Y-%m-%d %H:%M:%S")
+echo "Phase 2: 25 pub / 25 recv (80ms, 4–64KB) $current_time"
+sleep ${PHASE_SLEEP}
+
+docker compose down receivernode
+current_time=$(date +"%Y-%m-%d %H:%M:%S")
+echo "Phase 3: receivers down, publishers + sonda $current_time"
+sleep ${PHASE_SLEEP}
+
+docker compose down
+cd ..
+current_time=$(date +"%Y-%m-%d %H:%M:%S")
+echo "Scenario 4 finished at $current_time"
diff --git a/scripts/Lite_protocol_scripts/store/store_stress_publishing.sh b/scripts/Lite_protocol_scripts/store/store_stress_publishing.sh
new file mode 100644
index 00000000..d170af8c
--- /dev/null
+++ b/scripts/Lite_protocol_scripts/store/store_stress_publishing.sh
@@ -0,0 +1,88 @@
+#!/bin/bash
+# Scenario 5  heavy publishing, then deep Store backfill queries with full JSON output.
+set -e
+
+STORE_NODES="/ip4/10.2.0.101/tcp/60001/p2p/16Uiu2HAkyte8uj451tGkbww4Mjcg6DRnmAHxNeWyF4zp23RbpG3n"
+RELAY_NODE_REST_ADDRESS="http://127.0.0.1:8645"
+STORE_NODE_REST_ADDRESS="http://127.0.0.1:8644"
+PUBSUB_TOPIC="/waku/2/default-waku/proto"
+CONTENT_TOPIC="/sonda/2/polls/proto"
+PHASE_SLEEP=600
+
+echo "Running test..."
+current_time=$(date +"%Y-%m-%d %H:%M:%S")
+echo "Bringing up simulator at $current_time"
+
+cd ./waku-simulator
+export SERVICENODE_CPU_CORES=0
+export POSTGRES_CPU_CORES=1-3
+export GF_SECURITY_ADMIN_USER=admin
+export GF_SECURITY_ADMIN_PASSWORD=admin
+docker compose up -d
+while [ "$(docker inspect --format "{{.State.Status}}" $(docker compose ps -q servicenode))" != "running" ]; do
+  sleep 1
+done
+cd ..
+
+cd ./sonda
+docker build -t local-perf-sonda -f ./Dockerfile.sonda .
+cat > ./perf-test.env <<EOF
+RELAY_NODE_REST_ADDRESS=${RELAY_NODE_REST_ADDRESS}
+STORE_NODE_REST_ADDRESS=${STORE_NODE_REST_ADDRESS}
+STORE_NODES=${STORE_NODES}
+QUERY_DELAY=3
+CLUSTER_ID=66
+SHARD=0
+HEALTH_THRESHOLD=0.9
+PUBSUB_TOPIC=${PUBSUB_TOPIC}
+CONTENT_TOPIC=${CONTENT_TOPIC}
+EOF
+docker run --env-file ./perf-test.env -l sonda -d --network host local-perf-sonda
+cd ..
+
+cd ./lpt
+export LPT_IMAGE=harbor.status.im/wakuorg/liteprotocoltester:latest
+export START_PUBLISHING_AFTER=15
+export NUM_PUBLISHER_NODES=30
+export NUM_RECEIVER_NODES=10
+export MESSAGE_MIN_BYTES=4096
+export MESSAGE_MAX_BYTES=65536
+export LIGHTPUSH_INTERVAL_MS=40
+docker compose up -d
+current_time=$(date +"%Y-%m-%d %H:%M:%S")
+echo "Warm-up: 30 pub / 10 recv (40ms, 4–64KB) $current_time"
+sleep ${PHASE_SLEEP}
+docker compose down
+cd ..
+
+NOW_TS=$(date +%s)
+START_TS_2H=$(( NOW_TS - 7200 ))
+START_TS_1H=$(( NOW_TS - 3600 ))
+START_TS_30M=$(( NOW_TS - 1800 ))
+
+echo "Backfill 2h window"
+curl -G "${STORE_NODE_REST_ADDRESS}/store/v3/messages" \
+  --data-urlencode "peerAddr=${STORE_NODES}" \
+  --data-urlencode "pubsubTopic=${PUBSUB_TOPIC}" \
+  --data-urlencode "contentTopics=[\"${CONTENT_TOPIC}\"]" \
+  --data-urlencode "includeData=true" \
+  --data-urlencode "startTime=${START_TS_2H}"
+
+echo "Backfill 1h window"
+curl -G "${STORE_NODE_REST_ADDRESS}/store/v3/messages" \
+  --data-urlencode "peerAddr=${STORE_NODES}" \
+  --data-urlencode "pubsubTopic=${PUBSUB_TOPIC}" \
+  --data-urlencode "contentTopics=[\"${CONTENT_TOPIC}\"]" \
+  --data-urlencode "includeData=true" \
+  --data-urlencode "startTime=${START_TS_1H}"
+
+echo "Backfill 30m window"
+curl -G "${STORE_NODE_REST_ADDRESS}/store/v3/messages" \
+  --data-urlencode "peerAddr=${STORE_NODES}" \
+  --data-urlencode "pubsubTopic=${PUBSUB_TOPIC}" \
+  --data-urlencode "contentTopics=[\"${CONTENT_TOPIC}\"]" \
+  --data-urlencode "includeData=true" \
+  --data-urlencode "startTime=${START_TS_30M}"
+
+current_time=$(date +"%Y-%m-%d %H:%M:%S")
+echo "Scenario 5 finished at $current_time"