diff --git a/src/api/posts.js b/src/api/posts.js
index ca77e1ce33..c01b377340 100644
--- a/src/api/posts.js
+++ b/src/api/posts.js
@@ -15,6 +15,31 @@ const websockets = require('../socket.io');
 
 const postsAPI = module.exports;
 
+postsAPI.get = async function (caller, data) {
+	const [userPrivileges, post, voted] = await Promise.all([
+		privileges.posts.get([data.pid], caller.uid),
+		posts.getPostData(data.pid),
+		posts.hasVoted(data.pid, caller.uid),
+	]);
+	if (!post) {
+		return null;
+	}
+	Object.assign(post, voted);
+
+	const userPrivilege = userPrivileges[0];
+	if (!userPrivilege.read || !userPrivilege['topics:read']) {
+		return null;
+	}
+
+	post.ip = userPrivilege.isAdminOrMod ? post.ip : undefined;
+	const selfPost = caller.uid && caller.uid === parseInt(post.uid, 10);
+	if (post.deleted && !(userPrivilege.isAdminOrMod || selfPost)) {
+		post.content = '[[topic:post_is_deleted]]';
+	}
+
+	return post;
+};
+
 postsAPI.edit = async function (caller, data) {
 	if (!data || !data.pid || (meta.config.minimumPostLength !== 0 && !data.content)) {
 		throw new Error('[[error:invalid-data]]');
diff --git a/src/controllers/api.js b/src/controllers/api.js
index ac6313152f..f6748dfb81 100644
--- a/src/controllers/api.js
+++ b/src/controllers/api.js
@@ -5,13 +5,13 @@ const nconf = require('nconf');
 
 const meta = require('../meta');
 const user = require('../user');
-const posts = require('../posts');
 const topics = require('../topics');
 const categories = require('../categories');
 const privileges = require('../privileges');
 const plugins = require('../plugins');
 const translator = require('../translator');
 const languages = require('../languages');
+const api = require('../api');
 
 const apiController = module.exports;
 
@@ -117,29 +117,8 @@ apiController.getConfig = async function (req, res) {
 	res.json(config);
 };
 
-apiController.getPostData = async function (pid, uid) {
-	const [userPrivileges, post, voted] = await Promise.all([
-		privileges.posts.get([pid], uid),
-		posts.getPostData(pid),
-		posts.hasVoted(pid, uid),
-	]);
-	if (!post) {
-		return null;
-	}
-	Object.assign(post, voted);
-
-	const userPrivilege = userPrivileges[0];
-	if (!userPrivilege.read || !userPrivilege['topics:read']) {
-		return null;
-	}
-
-	post.ip = userPrivilege.isAdminOrMod ? post.ip : undefined;
-	const selfPost = uid && uid === parseInt(post.uid, 10);
-	if (post.deleted && !(userPrivilege.isAdminOrMod || selfPost)) {
-		post.content = '[[topic:post_is_deleted]]';
-	}
-	return post;
-};
+// TODO: Deprecate these four controllers in 1.17.0
+apiController.getPostData = async (pid, uid) => api.posts.get({ uid }, { pid });
 
 apiController.getTopicData = async function (tid, uid) {
 	const [userPrivileges, topic] = await Promise.all([
diff --git a/src/controllers/write/posts.js b/src/controllers/write/posts.js
index 1a73cb7b1b..7988439a1f 100644
--- a/src/controllers/write/posts.js
+++ b/src/controllers/write/posts.js
@@ -8,6 +8,10 @@ const apiHelpers = require('../../api/helpers');
 
 const Posts = module.exports;
 
+Posts.get = async (req, res) => {
+	helpers.formatApiResponse(200, res, await api.posts.get(req, { pid: req.params.pid }));
+};
+
 Posts.edit = async (req, res) => {
 	const editResult = await api.posts.edit(req, {
 		...req.body,
diff --git a/src/routes/write/posts.js b/src/routes/write/posts.js
index f445873a1a..837f8def8c 100644
--- a/src/routes/write/posts.js
+++ b/src/routes/write/posts.js
@@ -10,6 +10,8 @@ const setupApiRoute = routeHelpers.setupApiRoute;
 module.exports = function () {
 	const middlewares = [middleware.authenticate];
 
+	setupApiRoute(router, 'get', '/:pid', [middleware.authenticateOrGuest], controllers.write.posts.get);
+	// There is no POST route because you POST to a topic to create a new post. Intuitive, no?
 	setupApiRoute(router, 'put', '/:pid', [...middlewares, middleware.checkRequired.bind(null, ['content'])], controllers.write.posts.edit);
 	setupApiRoute(router, 'delete', '/:pid', [...middlewares, middleware.assert.post], controllers.write.posts.purge);
 
diff --git a/src/socket.io/posts.js b/src/socket.io/posts.js
index c8e30962f4..e9fc770338 100644
--- a/src/socket.io/posts.js
+++ b/src/socket.io/posts.js
@@ -10,8 +10,7 @@ const categories = require('../categories');
 const user = require('../user');
 const socketHelpers = require('./helpers');
 const utils = require('../utils');
-
-const apiController = require('../controllers/api');
+const api = require('../api');
 
 const sockets = require('.');
 const SocketPosts = module.exports;
@@ -97,7 +96,8 @@ SocketPosts.getPostSummaryByIndex = async function (socket, data) {
 };
 
 SocketPosts.getPost = async function (socket, pid) {
-	return await apiController.getPostData(pid, socket.uid);
+	sockets.warnDeprecated(socket, 'GET /api/v3/posts/:pid');
+	return await api.posts.get(socket, { pid });
 };
 
 SocketPosts.loadMoreBookmarks = async function (socket, data) {