diff --git a/esphome/components/gpio/binary_sensor/__init__.py b/esphome/components/gpio/binary_sensor/__init__.py
index 06a3611d54..2f38c1c7c9 100644
--- a/esphome/components/gpio/binary_sensor/__init__.py
+++ b/esphome/components/gpio/binary_sensor/__init__.py
@@ -29,6 +29,10 @@ CONFIG_SCHEMA = (
     .extend(
         {
             cv.Required(CONF_PIN): pins.gpio_input_pin_schema,
+            # Interrupts are disabled by default for bk72xx, ln882x, and rtl87xx platforms
+            # due to hardware limitations or lack of reliable interrupt support. This ensures
+            # stable operation on these platforms. Future maintainers should verify platform
+            # capabilities before changing this default behavior.
             cv.SplitDefault(
                 CONF_USE_INTERRUPT,
                 esp8266=True,