From 3b48211cbd84ad0267135be7cb845183d47f3ac1 Mon Sep 17 00:00:00 2001
From: Petr Kejval <petr.kejval6@gmail.com>
Date: Thu, 9 Oct 2025 14:45:34 +0200
Subject: [PATCH] add filter

---
 content/components/text_sensor/_index.md | 11 +++++++++++
 1 file changed, 11 insertions(+)

diff --git a/content/components/text_sensor/_index.md b/content/components/text_sensor/_index.md
index 1b15ba827a..d970f21811 100644
--- a/content/components/text_sensor/_index.md
+++ b/content/components/text_sensor/_index.md
@@ -185,6 +185,17 @@ filters:
       }
 ```
 
+### `distinct`
+
+The distinct filter passes through a new text value only when it changes.
+If the incoming string is identical to the previously emitted one, it is suppressed.
+This is useful to avoid unnecessary updates or MQTT traffic when the text sensor’s value stays the same.
+
+```yaml
+filters:
+  - distinct:
+```
+
 ## Text Sensor Automation
 
 You can access the most recent state of the sensor in [lambdas](#config-lambda) using