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components/json.rst

@@ -5,15 +5,20 @@ json Component
     :description: Instructions for parsing and building json within ESPHome.
     :keywords: json
 
-The ``json`` component brings json building and parsing into ESPHome functions like lambdas.
+The ``json`` component enables ESPHome to work with JSON data in automations, sensors, and HTTP requests. This is particularly useful for:
+
+- Processing API responses
+- Sending structured data to external services
+- Parsing configuration from JSON files
+
+What is JSON?
 
 JSON is a text syntax that facilitates structured data interchange between all programming languages. JSON
 is a syntax of braces, brackets, colons, and commas that is useful in many contexts, profiles, and applications.
 JSON stands for JavaScript Object Notation and was inspired by the object literals of JavaScript aka
 ECMAScript as defined in the ECMAScript Language Specification, Third Edition.
 - https://ecma-international.org/wp-content/uploads/ECMA-404_2nd_edition_december_2017.pdf
 
-
 Example 1: Relatively complex JSON::
 
   {