diff --git a/README.md b/README.md
index 3389cb430..ae0607e65 100644
--- a/README.md
+++ b/README.md
@@ -609,6 +609,8 @@ The UI allows exploring query results via graphs and tables. Graphs support scro
 * Drag the graph to the left / right in order to move the displayed time range into the past / future.
 * Hold `Ctrl` (or `Cmd` on MacOS) and scroll up / down in order to zoom in / out the graph.
 
+See the [example VMUI at VictoriaMetrics playground](https://play.victoriametrics.com/select/accounting/1/6a716b0f-38bc-4856-90ce-448fd713e3fe/prometheus/graph/?g0.expr=100%20*%20sum(rate(process_cpu_seconds_total))%20by%20(job)&g0.range_input=1d).
+
 
 ## How to build from sources
 
diff --git a/docs/README.md b/docs/README.md
index 3389cb430..ae0607e65 100644
--- a/docs/README.md
+++ b/docs/README.md
@@ -609,6 +609,8 @@ The UI allows exploring query results via graphs and tables. Graphs support scro
 * Drag the graph to the left / right in order to move the displayed time range into the past / future.
 * Hold `Ctrl` (or `Cmd` on MacOS) and scroll up / down in order to zoom in / out the graph.
 
+See the [example VMUI at VictoriaMetrics playground](https://play.victoriametrics.com/select/accounting/1/6a716b0f-38bc-4856-90ce-448fd713e3fe/prometheus/graph/?g0.expr=100%20*%20sum(rate(process_cpu_seconds_total))%20by%20(job)&g0.range_input=1d).
+
 
 ## How to build from sources
 
diff --git a/docs/Single-server-VictoriaMetrics.md b/docs/Single-server-VictoriaMetrics.md
index b7671521e..87363b687 100644
--- a/docs/Single-server-VictoriaMetrics.md
+++ b/docs/Single-server-VictoriaMetrics.md
@@ -613,6 +613,8 @@ The UI allows exploring query results via graphs and tables. Graphs support scro
 * Drag the graph to the left / right in order to move the displayed time range into the past / future.
 * Hold `Ctrl` (or `Cmd` on MacOS) and scroll up / down in order to zoom in / out the graph.
 
+See the [example VMUI at VictoriaMetrics playground](https://play.victoriametrics.com/select/accounting/1/6a716b0f-38bc-4856-90ce-448fd713e3fe/prometheus/graph/?g0.expr=100%20*%20sum(rate(process_cpu_seconds_total))%20by%20(job)&g0.range_input=1d).
+
 
 ## How to build from sources