diff --git a/api/v1/database/mastodon/accounts/search/index.php b/api/v1/database/mastodon/accounts/search/index.php
index 351ae31..3d5d35b 100644
--- a/api/v1/database/mastodon/accounts/search/index.php
+++ b/api/v1/database/mastodon/accounts/search/index.php
@@ -1,3 +1,4 @@
 <?php chdir('../../../../../../') ?>
 <?php require 'base.php' ?>
+<?php http_cache(60*30) ?>
 <?php mod_php() ?>
diff --git a/base.php b/base.php
index f7ee360..731c85e 100644
--- a/base.php
+++ b/base.php
@@ -56,6 +56,10 @@ function apiresult($data, $code=200) {
 		if ($code !== 200) http_response_code($code);
 		header('Content-Type: application/json');
 	}
+
+	if (isset($GLOBALS['http_cache_config']))
+		content_cache__put($GLOBALS['http_cache_config']['key'],
+			'ondemand,'.$GLOBALS['http_cache_config']['seconds'], $data);
 	if (gettype($data) !== 'string')
 		echo json_encode($data);
 	else echo $data;
@@ -611,6 +615,19 @@ function matches_comparing_expression($expr, $text, $debug=false) {
 	return in_array($result, [0,false]) ? false : true;
 }
 
+function http_cache($seconds, $data=null) {
+	if ($data === null)
+		$data = $_GET;
+	$cache_key = sha1('http_cache'.json_encode($data));
+	$cache = content_cache__get($cache_key);
+	if ($cache !== null)
+		return apiresult($cache);
+	$GLOBALS['http_cache_config'] = [
+		'seconds' => $seconds,
+		'key' => $cache_key
+	];
+}
+
 function _cachekey_construct(...$keys) {
 	$nkeys = [];
 	foreach ($keys as $key)