diff --git a/src/activitypub/mocks.js b/src/activitypub/mocks.js
index f24c995f53..f9bcad3f2b 100644
--- a/src/activitypub/mocks.js
+++ b/src/activitypub/mocks.js
@@ -85,6 +85,7 @@ Mocks.post = async (objects) => {
 
 		let {
 			id: pid,
+			url,
 			attributedTo: uid,
 			inReplyTo: toPid,
 			published, updated, name, content, sourceContent,
@@ -112,7 +113,7 @@ Mocks.post = async (objects) => {
 
 			edited,
 			editor: edited ? uid : undefined,
-			_activitypub: { to, cc, attachment, tag },
+			_activitypub: { to, cc, attachment, tag, url },
 		};
 
 		return payload;
diff --git a/src/posts/create.js b/src/posts/create.js
index b67fb56573..d38aec356e 100644
--- a/src/posts/create.js
+++ b/src/posts/create.js
@@ -44,6 +44,9 @@ module.exports = function (Posts) {
 		if (data.handle && !parseInt(uid, 10)) {
 			postData.handle = data.handle;
 		}
+		if (_activitypub.url) {
+			postData.url = _activitypub.url;
+		}
 
 		({ post: postData } = await plugins.hooks.fire('filter:post.create', { post: postData, data: data }));
 		await db.setObject(`post:${postData.pid}`, postData);
diff --git a/src/posts/summary.js b/src/posts/summary.js
index 6865372cef..fc39428c83 100644
--- a/src/posts/summary.js
+++ b/src/posts/summary.js
@@ -3,6 +3,7 @@
 
 const validator = require('validator');
 const _ = require('lodash');
+const nconf = require('nconf');
 
 const topics = require('../topics');
 const user = require('../user');
@@ -20,7 +21,7 @@ module.exports = function (Posts) {
 		options.parse = options.hasOwnProperty('parse') ? options.parse : true;
 		options.extraFields = options.hasOwnProperty('extraFields') ? options.extraFields : [];
 
-		const fields = ['pid', 'tid', 'toPid', 'content', 'uid', 'timestamp', 'deleted', 'upvotes', 'downvotes', 'replies', 'handle'].concat(options.extraFields);
+		const fields = ['pid', 'tid', 'toPid', 'url', 'content', 'uid', 'timestamp', 'deleted', 'upvotes', 'downvotes', 'replies', 'handle'].concat(options.extraFields);
 
 		let posts = await Posts.getPostsFields(pids, fields);
 		posts = posts.filter(Boolean);
@@ -56,6 +57,11 @@ module.exports = function (Posts) {
 			post.isMainPost = post.topic && post.pid === post.topic.mainPid;
 			post.deleted = post.deleted === 1;
 			post.timestampISO = utils.toISOString(post.timestamp);
+
+			// url only applies to remote posts; assume permalink otherwise
+			if (utils.isNumber(post.pid)) {
+				post.url = `${nconf.get('url')}/post/${post.pid}`;
+			}
 		});
 
 		posts = posts.filter(post => tidToTopic[post.tid]);
diff --git a/src/socket.io/posts/tools.js b/src/socket.io/posts/tools.js
index f156ff82f2..a2dc02e27a 100644
--- a/src/socket.io/posts/tools.js
+++ b/src/socket.io/posts/tools.js
@@ -19,7 +19,7 @@ module.exports = function (SocketPosts) {
 		}
 		const cid = await posts.getCidByPid(data.pid);
 		const results = await utils.promiseParallel({
-			posts: posts.getPostFields(data.pid, ['deleted', 'bookmarks', 'uid', 'ip', 'flagId']),
+			posts: posts.getPostFields(data.pid, ['deleted', 'bookmarks', 'uid', 'ip', 'flagId', 'url']),
 			isAdmin: user.isAdministrator(socket.uid),
 			isGlobalMod: user.isGlobalModerator(socket.uid),
 			isModerator: user.isModerator(socket.uid, cid),