diff --git a/package-lock.json b/package-lock.json
index c77bb47b..c9b47a8d 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -16,7 +16,7 @@
       },
       "devDependencies": {
         "@seamapi/fake-seam-connect": "1.71.0",
-        "@seamapi/types": "1.292.2",
+        "@seamapi/types": "1.299.0",
         "@types/eslint": "^8.44.2",
         "@types/node": "^20.8.10",
         "ava": "^5.0.1",
@@ -47,7 +47,7 @@
         "npm": ">= 9.0.0"
       },
       "peerDependencies": {
-        "@seamapi/types": "^1.292.2"
+        "@seamapi/types": "^1.299.0"
       },
       "peerDependenciesMeta": {
         "@seamapi/types": {
@@ -1064,11 +1064,10 @@
       }
     },
     "node_modules/@seamapi/types": {
-      "version": "1.292.2",
-      "resolved": "https://registry.npmjs.org/@seamapi/types/-/types-1.292.2.tgz",
-      "integrity": "sha512-mOCFatzYy89uzu4IEV3kFoPz5SCVd3w2TMC0G3hVrzxL3PYFRnuUa4LNKMsd583prDgoh6rmEHhKEAICqibXFQ==",
+      "version": "1.299.0",
+      "resolved": "https://registry.npmjs.org/@seamapi/types/-/types-1.299.0.tgz",
+      "integrity": "sha512-WrC4RI99eHjUA7NYi8K8AULtpXIaWVYUKsEnuobJTrMjD7rSKU+4e5n/mTB/qk6+LuZV4xdR61gehJZSD/FV/A==",
       "dev": true,
-      "license": "MIT",
       "engines": {
         "node": ">=18.12.0",
         "npm": ">= 9.0.0"
diff --git a/package.json b/package.json
index ef4f66fe..1f5ad852 100644
--- a/package.json
+++ b/package.json
@@ -84,7 +84,7 @@
     "npm": ">= 9.0.0"
   },
   "peerDependencies": {
-    "@seamapi/types": "^1.292.2"
+    "@seamapi/types": "^1.299.0"
   },
   "peerDependenciesMeta": {
     "@seamapi/types": {
@@ -99,7 +99,7 @@
   },
   "devDependencies": {
     "@seamapi/fake-seam-connect": "1.71.0",
-    "@seamapi/types": "1.292.2",
+    "@seamapi/types": "1.299.0",
     "@types/eslint": "^8.44.2",
     "@types/node": "^20.8.10",
     "ava": "^5.0.1",
diff --git a/src/lib/seam/connect/routes/thermostats.ts b/src/lib/seam/connect/routes/thermostats.ts
index 599ebbe6..06637c19 100644
--- a/src/lib/seam/connect/routes/thermostats.ts
+++ b/src/lib/seam/connect/routes/thermostats.ts
@@ -295,6 +295,19 @@ export class SeamHttpThermostats {
     })
   }
 
+  setHvacMode(
+    body?: ThermostatsSetHvacModeBody,
+    options: Pick<SeamHttpRequestOptions, 'waitForActionAttempt'> = {},
+  ): SeamHttpRequest<ThermostatsSetHvacModeResponse, 'action_attempt'> {
+    return new SeamHttpRequest(this, {
+      path: '/thermostats/set_hvac_mode',
+      method: 'post',
+      body,
+      responseKey: 'action_attempt',
+      options,
+    })
+  }
+
   setTemperatureThreshold(
     body?: ThermostatsSetTemperatureThresholdBody,
   ): SeamHttpRequest<void, undefined> {
@@ -429,6 +442,18 @@ export type ThermostatsSetFanModeOptions = Pick<
   'waitForActionAttempt'
 >
 
+export type ThermostatsSetHvacModeBody =
+  RouteRequestBody<'/thermostats/set_hvac_mode'>
+
+export type ThermostatsSetHvacModeResponse = SetNonNullable<
+  Required<RouteResponse<'/thermostats/set_hvac_mode'>>
+>
+
+export type ThermostatsSetHvacModeOptions = Pick<
+  SeamHttpRequestOptions,
+  'waitForActionAttempt'
+>
+
 export type ThermostatsSetTemperatureThresholdBody =
   RouteRequestBody<'/thermostats/set_temperature_threshold'>