diff --git a/esphome/components/http_request/update/http_request_update.cpp b/esphome/components/http_request/update/http_request_update.cpp
index 202c7b88b2..b6b160d60e 100644
--- a/esphome/components/http_request/update/http_request_update.cpp
+++ b/esphome/components/http_request/update/http_request_update.cpp
@@ -83,7 +83,7 @@ void HttpRequestUpdate::update_task(void *params) {
     container.reset();  // Release ownership of the container's shared_ptr
 
     valid = json::parse_json(response, [this_update](JsonObject root) -> bool {
-      if (!root.containsKey("name") || !root.containsKey("version") || !root.containsKey("builds")) {
+      if (!root["name"].is<JsonVariant>() || !root["version"].is<JsonVariant>() || !root["builds"].is<JsonVariant>()) {
         ESP_LOGE(TAG, "Manifest does not contain required fields");
         return false;
       }
@@ -91,26 +91,26 @@ void HttpRequestUpdate::update_task(void *params) {
       this_update->update_info_.latest_version = root["version"].as<std::string>();
 
       for (auto build : root["builds"].as<JsonArray>()) {
-        if (!build.containsKey("chipFamily")) {
+        if (!build["chipFamily"].is<JsonVariant>()) {
           ESP_LOGE(TAG, "Manifest does not contain required fields");
           return false;
         }
         if (build["chipFamily"] == ESPHOME_VARIANT) {
-          if (!build.containsKey("ota")) {
+          if (!build["ota"].is<JsonVariant>()) {
             ESP_LOGE(TAG, "Manifest does not contain required fields");
             return false;
           }
           auto ota = build["ota"];
-          if (!ota.containsKey("path") || !ota.containsKey("md5")) {
+          if (!ota["path"].is<JsonVariant>() || !ota["md5"].is<JsonVariant>()) {
             ESP_LOGE(TAG, "Manifest does not contain required fields");
             return false;
           }
           this_update->update_info_.firmware_url = ota["path"].as<std::string>();
           this_update->update_info_.md5 = ota["md5"].as<std::string>();
 
-          if (ota.containsKey("summary"))
+          if (ota["summary"].is<JsonVariant>())
             this_update->update_info_.summary = ota["summary"].as<std::string>();
-          if (ota.containsKey("release_url"))
+          if (ota["release_url"].is<JsonVariant>())
             this_update->update_info_.release_url = ota["release_url"].as<std::string>();
 
           return true;
diff --git a/esphome/components/light/light_json_schema.cpp b/esphome/components/light/light_json_schema.cpp
index 6f8cc11f25..306103244c 100644
--- a/esphome/components/light/light_json_schema.cpp
+++ b/esphome/components/light/light_json_schema.cpp
@@ -73,7 +73,7 @@ void LightJSONSchema::dump_json(LightState &state, JsonObject root) {
 }
 
 void LightJSONSchema::parse_color_json(LightState &state, LightCall &call, JsonObject root) {
-  if (root.containsKey("state")) {
+  if (root["state"].is<JsonVariant>()) {
     auto val = parse_on_off(root["state"]);
     switch (val) {
       case PARSE_ON:
@@ -90,40 +90,40 @@ void LightJSONSchema::parse_color_json(LightState &state, LightCall &call, JsonO
     }
   }
 
-  if (root.containsKey("brightness")) {
+  if (root["brightness"].is<JsonVariant>()) {
     call.set_brightness(float(root["brightness"]) / 255.0f);
   }
 
-  if (root.containsKey("color")) {
+  if (root["color"].is<JsonVariant>()) {
     JsonObject color = root["color"];
     // HA also encodes brightness information in the r, g, b values, so extract that and set it as color brightness.
     float max_rgb = 0.0f;
-    if (color.containsKey("r")) {
+    if (color["r"].is<JsonVariant>()) {
       float r = float(color["r"]) / 255.0f;
       max_rgb = fmaxf(max_rgb, r);
       call.set_red(r);
     }
-    if (color.containsKey("g")) {
+    if (color["g"].is<JsonVariant>()) {
       float g = float(color["g"]) / 255.0f;
       max_rgb = fmaxf(max_rgb, g);
       call.set_green(g);
     }
-    if (color.containsKey("b")) {
+    if (color["b"].is<JsonVariant>()) {
       float b = float(color["b"]) / 255.0f;
       max_rgb = fmaxf(max_rgb, b);
       call.set_blue(b);
     }
-    if (color.containsKey("r") || color.containsKey("g") || color.containsKey("b")) {
+    if (color["r"].is<JsonVariant>() || color["g"].is<JsonVariant>() || color["b"].is<JsonVariant>()) {
       call.set_color_brightness(max_rgb);
     }
 
-    if (color.containsKey("c")) {
+    if (color["c"].is<JsonVariant>()) {
       call.set_cold_white(float(color["c"]) / 255.0f);
     }
-    if (color.containsKey("w")) {
+    if (color["w"].is<JsonVariant>()) {
       // the HA scheme is ambiguous here, the same key is used for white channel in RGBW and warm
       // white channel in RGBWW.
-      if (color.containsKey("c")) {
+      if (color["c"].is<JsonVariant>()) {
         call.set_warm_white(float(color["w"]) / 255.0f);
       } else {
         call.set_white(float(color["w"]) / 255.0f);
@@ -131,11 +131,11 @@ void LightJSONSchema::parse_color_json(LightState &state, LightCall &call, JsonO
     }
   }
 
-  if (root.containsKey("white_value")) {  // legacy API
+  if (root["white_value"].is<JsonVariant>()) {  // legacy API
     call.set_white(float(root["white_value"]) / 255.0f);
   }
 
-  if (root.containsKey("color_temp")) {
+  if (root["color_temp"].is<JsonVariant>()) {
     call.set_color_temperature(float(root["color_temp"]));
   }
 }
@@ -143,17 +143,17 @@ void LightJSONSchema::parse_color_json(LightState &state, LightCall &call, JsonO
 void LightJSONSchema::parse_json(LightState &state, LightCall &call, JsonObject root) {
   LightJSONSchema::parse_color_json(state, call, root);
 
-  if (root.containsKey("flash")) {
+  if (root["flash"].is<JsonVariant>()) {
     auto length = uint32_t(float(root["flash"]) * 1000);
     call.set_flash_length(length);
   }
 
-  if (root.containsKey("transition")) {
+  if (root["transition"].is<JsonVariant>()) {
     auto length = uint32_t(float(root["transition"]) * 1000);
     call.set_transition_length(length);
   }
 
-  if (root.containsKey("effect")) {
+  if (root["effect"].is<JsonVariant>()) {
     const char *effect = root["effect"];
     call.set_effect(effect);
   }
diff --git a/esphome/components/mqtt/mqtt_date.cpp b/esphome/components/mqtt/mqtt_date.cpp
index 088a4788ed..7349e7c64a 100644
--- a/esphome/components/mqtt/mqtt_date.cpp
+++ b/esphome/components/mqtt/mqtt_date.cpp
@@ -20,13 +20,13 @@ MQTTDateComponent::MQTTDateComponent(DateEntity *date) : date_(date) {}
 void MQTTDateComponent::setup() {
   this->subscribe_json(this->get_command_topic_(), [this](const std::string &topic, JsonObject root) {
     auto call = this->date_->make_call();
-    if (root.containsKey("year")) {
+    if (root["year"].is<JsonVariant>()) {
       call.set_year(root["year"]);
     }
-    if (root.containsKey("month")) {
+    if (root["month"].is<JsonVariant>()) {
       call.set_month(root["month"]);
     }
-    if (root.containsKey("day")) {
+    if (root["day"].is<JsonVariant>()) {
       call.set_day(root["day"]);
     }
     call.perform();
diff --git a/esphome/components/mqtt/mqtt_datetime.cpp b/esphome/components/mqtt/mqtt_datetime.cpp
index 4ae6d0d416..44ce8ec8f2 100644
--- a/esphome/components/mqtt/mqtt_datetime.cpp
+++ b/esphome/components/mqtt/mqtt_datetime.cpp
@@ -20,22 +20,22 @@ MQTTDateTimeComponent::MQTTDateTimeComponent(DateTimeEntity *datetime) : datetim
 void MQTTDateTimeComponent::setup() {
   this->subscribe_json(this->get_command_topic_(), [this](const std::string &topic, JsonObject root) {
     auto call = this->datetime_->make_call();
-    if (root.containsKey("year")) {
+    if (root["year"].is<JsonVariant>()) {
       call.set_year(root["year"]);
     }
-    if (root.containsKey("month")) {
+    if (root["month"].is<JsonVariant>()) {
       call.set_month(root["month"]);
     }
-    if (root.containsKey("day")) {
+    if (root["day"].is<JsonVariant>()) {
       call.set_day(root["day"]);
     }
-    if (root.containsKey("hour")) {
+    if (root["hour"].is<JsonVariant>()) {
       call.set_hour(root["hour"]);
     }
-    if (root.containsKey("minute")) {
+    if (root["minute"].is<JsonVariant>()) {
       call.set_minute(root["minute"]);
     }
-    if (root.containsKey("second")) {
+    if (root["second"].is<JsonVariant>()) {
       call.set_second(root["second"]);
     }
     call.perform();
diff --git a/esphome/components/mqtt/mqtt_time.cpp b/esphome/components/mqtt/mqtt_time.cpp
index 332ef53cbc..b49071c4fd 100644
--- a/esphome/components/mqtt/mqtt_time.cpp
+++ b/esphome/components/mqtt/mqtt_time.cpp
@@ -20,13 +20,13 @@ MQTTTimeComponent::MQTTTimeComponent(TimeEntity *time) : time_(time) {}
 void MQTTTimeComponent::setup() {
   this->subscribe_json(this->get_command_topic_(), [this](const std::string &topic, JsonObject root) {
     auto call = this->time_->make_call();
-    if (root.containsKey("hour")) {
+    if (root["hour"].is<JsonVariant>()) {
       call.set_hour(root["hour"]);
     }
-    if (root.containsKey("minute")) {
+    if (root["minute"].is<JsonVariant>()) {
       call.set_minute(root["minute"]);
     }
-    if (root.containsKey("second")) {
+    if (root["second"].is<JsonVariant>()) {
       call.set_second(root["second"]);
     }
     call.perform();