diff --git a/api_tests/package.json b/api_tests/package.json
index ef47bf192..7ea21d0ba 100644
--- a/api_tests/package.json
+++ b/api_tests/package.json
@@ -28,7 +28,7 @@
     "eslint": "^9.14.0",
     "eslint-plugin-prettier": "^5.1.3",
     "jest": "^29.5.0",
-    "lemmy-js-client": "0.20.0-instance-blocks.5",
+    "lemmy-js-client": "0.20.0-api-v4.16",
     "prettier": "^3.2.5",
     "ts-jest": "^29.1.0",
     "typescript": "^5.5.4",
diff --git a/api_tests/pnpm-lock.yaml b/api_tests/pnpm-lock.yaml
index a95e80726..496606e6c 100644
--- a/api_tests/pnpm-lock.yaml
+++ b/api_tests/pnpm-lock.yaml
@@ -30,8 +30,8 @@ importers:
         specifier: ^29.5.0
         version: 29.7.0(@types/node@22.9.0)
       lemmy-js-client:
-        specifier: 0.20.0-instance-blocks.5
-        version: 0.20.0-instance-blocks.5
+        specifier: 0.20.0-api-v4.16
+        version: 0.20.0-api-v4.16
       prettier:
         specifier: ^3.2.5
         version: 3.3.3
@@ -1167,8 +1167,8 @@ packages:
     resolution: {integrity: sha512-eTIzlVOSUR+JxdDFepEYcBMtZ9Qqdef+rnzWdRZuMbOywu5tO2w2N7rqjoANZ5k9vywhL6Br1VRjUIgTQx4E8w==}
     engines: {node: '>=6'}
 
-  lemmy-js-client@0.20.0-instance-blocks.5:
-    resolution: {integrity: sha512-wDuRFzg32lbbJr4cNmd+cbzjgw+okw2/d5AujYjAm4gv0OEFfsYhP3QQ2WscwUR5HJTdzsR7IIyiBnvmaEUzUw==}
+  lemmy-js-client@0.20.0-api-v4.16:
+    resolution: {integrity: sha512-9Wn7b8YT2KnEA286+RV1B3mLmecAynvAERoC0ZZiccfSgkEvd3rG9A5X9ejiPqp+JzDZJeisO57+Ut4QHr5oTw==}
 
   leven@3.1.0:
     resolution: {integrity: sha512-qsda+H8jTaUaN/x5vzW2rzc+8Rw4TAQ/4KjB46IwK5VH+IlVeeeje/EoZRpiXvIqjFgK84QffqPztGI3VBLG1A==}
@@ -3077,7 +3077,7 @@ snapshots:
 
   kleur@3.0.3: {}
 
-  lemmy-js-client@0.20.0-instance-blocks.5: {}
+  lemmy-js-client@0.20.0-api-v4.16: {}
 
   leven@3.1.0: {}
 
diff --git a/api_tests/prepare-drone-federation-test.sh b/api_tests/prepare-drone-federation-test.sh
index 65c4827d9..e5a4bc604 100755
--- a/api_tests/prepare-drone-federation-test.sh
+++ b/api_tests/prepare-drone-federation-test.sh
@@ -82,13 +82,13 @@ LEMMY_CONFIG_LOCATION=./docker/federation/lemmy_epsilon.hjson \
   target/lemmy_server >$LOG_DIR/lemmy_epsilon.out 2>&1 &
 
 echo "wait for all instances to start"
-while [[ "$(curl -s -o /dev/null -w '%{http_code}' 'lemmy-alpha:8541/api/v3/site')" != "200" ]]; do sleep 1; done
+while [[ "$(curl -s -o /dev/null -w '%{http_code}' 'lemmy-alpha:8541/api/v4/site')" != "200" ]]; do sleep 1; done
 echo "alpha started"
-while [[ "$(curl -s -o /dev/null -w '%{http_code}' 'lemmy-beta:8551/api/v3/site')" != "200" ]]; do sleep 1; done
+while [[ "$(curl -s -o /dev/null -w '%{http_code}' 'lemmy-beta:8551/api/v4/site')" != "200" ]]; do sleep 1; done
 echo "beta started"
-while [[ "$(curl -s -o /dev/null -w '%{http_code}' 'lemmy-gamma:8561/api/v3/site')" != "200" ]]; do sleep 1; done
+while [[ "$(curl -s -o /dev/null -w '%{http_code}' 'lemmy-gamma:8561/api/v4/site')" != "200" ]]; do sleep 1; done
 echo "gamma started"
-while [[ "$(curl -s -o /dev/null -w '%{http_code}' 'lemmy-delta:8571/api/v3/site')" != "200" ]]; do sleep 1; done
+while [[ "$(curl -s -o /dev/null -w '%{http_code}' 'lemmy-delta:8571/api/v4/site')" != "200" ]]; do sleep 1; done
 echo "delta started"
-while [[ "$(curl -s -o /dev/null -w '%{http_code}' 'lemmy-epsilon:8581/api/v3/site')" != "200" ]]; do sleep 1; done
+while [[ "$(curl -s -o /dev/null -w '%{http_code}' 'lemmy-epsilon:8581/api/v4/site')" != "200" ]]; do sleep 1; done
 echo "epsilon started. All started"
diff --git a/api_tests/src/comment.spec.ts b/api_tests/src/comment.spec.ts
index edc588db7..5cf94aa03 100644
--- a/api_tests/src/comment.spec.ts
+++ b/api_tests/src/comment.spec.ts
@@ -699,10 +699,10 @@ test("Check that activity from another instance is sent to third instance", asyn
 
 test("Fetch in_reply_tos: A is unsubbed from B, B makes a post, and some embedded comments, A subs to B, B updates the lowest level comment, A fetches both the post and all the inreplyto comments for that post.", async () => {
   // Unfollow all remote communities
-  let site = await unfollowRemotes(alpha);
-  expect(
-    site.my_user?.follows.filter(c => c.community.local == false).length,
-  ).toBe(0);
+  let my_user = await unfollowRemotes(alpha);
+  expect(my_user.follows.filter(c => c.community.local == false).length).toBe(
+    0,
+  );
 
   // B creates a post, and two comments, should be invisible to A
   let postOnBetaRes = await createPost(beta, 2);
diff --git a/api_tests/src/community.spec.ts b/api_tests/src/community.spec.ts
index 3583308f0..2bb092088 100644
--- a/api_tests/src/community.spec.ts
+++ b/api_tests/src/community.spec.ts
@@ -32,6 +32,7 @@ import {
   longDelay,
   editCommunity,
   unfollows,
+  getMyUser,
   userBlockInstance,
 } from "./shared";
 import { AdminAllowInstanceParams } from "lemmy-js-client/dist/types/AdminAllowInstanceParams";
@@ -226,7 +227,7 @@ test("Admin actions in remote community are not federated to origin", async () =
   if (!betaCommunity) {
     throw "Missing beta community";
   }
-  let bannedUserInfo1 = (await getSite(gamma)).my_user?.local_user_view.person;
+  let bannedUserInfo1 = (await getMyUser(gamma)).local_user_view.person;
   if (!bannedUserInfo1) {
     throw "Missing banned user 1";
   }
diff --git a/api_tests/src/follow.spec.ts b/api_tests/src/follow.spec.ts
index 22fdfa305..936ce2606 100644
--- a/api_tests/src/follow.spec.ts
+++ b/api_tests/src/follow.spec.ts
@@ -12,6 +12,7 @@ import {
   registerUser,
   unfollows,
   delay,
+  getMyUser,
 } from "./shared";
 
 beforeAll(setupLogins);
@@ -85,8 +86,8 @@ test("Follow federated community", async () => {
   );
 
   // Check it from local
-  let site = await getSite(alpha);
-  let remoteCommunityId = site.my_user?.follows.find(
+  let my_user = await getMyUser(alpha);
+  let remoteCommunityId = my_user?.follows.find(
     c =>
       c.community.local == false &&
       c.community.id === betaCommunityInitial.community.id,
@@ -102,9 +103,9 @@ test("Follow federated community", async () => {
   expect(unfollow.community_view.subscribed).toBe("NotSubscribed");
 
   // Make sure you are unsubbed locally
-  let siteUnfollowCheck = await getSite(alpha);
+  let siteUnfollowCheck = await getMyUser(alpha);
   expect(
-    siteUnfollowCheck.my_user?.follows.find(
+    siteUnfollowCheck.follows.find(
       c => c.community.id === betaCommunityInitial.community.id,
     ),
   ).toBe(undefined);
diff --git a/api_tests/src/image.spec.ts b/api_tests/src/image.spec.ts
index 7ac6e7221..a3478081a 100644
--- a/api_tests/src/image.spec.ts
+++ b/api_tests/src/image.spec.ts
@@ -32,6 +32,7 @@ import {
   createPostWithThumbnail,
   sampleImage,
   sampleSite,
+  getMyUser,
 } from "./shared";
 
 beforeAll(setupLogins);
@@ -129,9 +130,9 @@ test("Purge user, uploaded image removed", async () => {
   expect(content.length).toBeGreaterThan(0);
 
   // purge user
-  let site = await getSite(user);
+  let my_user = await getMyUser(user);
   const purgeForm: PurgePerson = {
-    person_id: site.my_user!.local_user_view.person.id,
+    person_id: my_user.local_user_view.person.id,
   };
   const delete_ = await alphaImage.purgePerson(purgeForm);
   expect(delete_.success).toBe(true);
@@ -199,11 +200,11 @@ test("Images in remote image post are proxied if setting enabled", async () => {
   // remote image gets proxied after upload
   expect(
     post.thumbnail_url?.startsWith(
-      "http://lemmy-gamma:8561/api/v3/image_proxy?url",
+      "http://lemmy-gamma:8561/api/v4/image_proxy?url",
     ),
   ).toBeTruthy();
   expect(
-    post.body?.startsWith("![](http://lemmy-gamma:8561/api/v3/image_proxy?url"),
+    post.body?.startsWith("![](http://lemmy-gamma:8561/api/v4/image_proxy?url"),
   ).toBeTruthy();
 
   // Make sure that it ends with jpg, to be sure its an image
@@ -222,12 +223,12 @@ test("Images in remote image post are proxied if setting enabled", async () => {
 
   expect(
     epsilonPost.thumbnail_url?.startsWith(
-      "http://lemmy-epsilon:8581/api/v3/image_proxy?url",
+      "http://lemmy-epsilon:8581/api/v4/image_proxy?url",
     ),
   ).toBeTruthy();
   expect(
     epsilonPost.body?.startsWith(
-      "![](http://lemmy-epsilon:8581/api/v3/image_proxy?url",
+      "![](http://lemmy-epsilon:8581/api/v4/image_proxy?url",
     ),
   ).toBeTruthy();
 
@@ -249,7 +250,7 @@ test("Thumbnail of remote image link is proxied if setting enabled", async () =>
   // remote image gets proxied after upload
   expect(
     post.thumbnail_url?.startsWith(
-      "http://lemmy-gamma:8561/api/v3/image_proxy?url",
+      "http://lemmy-gamma:8561/api/v4/image_proxy?url",
     ),
   ).toBeTruthy();
 
@@ -267,7 +268,7 @@ test("Thumbnail of remote image link is proxied if setting enabled", async () =>
 
   expect(
     epsilonPost.thumbnail_url?.startsWith(
-      "http://lemmy-epsilon:8581/api/v3/image_proxy?url",
+      "http://lemmy-epsilon:8581/api/v4/image_proxy?url",
     ),
   ).toBeTruthy();
 
diff --git a/api_tests/src/post.spec.ts b/api_tests/src/post.spec.ts
index a6063e0a2..4158bbdc7 100644
--- a/api_tests/src/post.spec.ts
+++ b/api_tests/src/post.spec.ts
@@ -38,6 +38,7 @@ import {
   alphaUrl,
   loginUser,
   createCommunity,
+  getMyUser,
 } from "./shared";
 import { PostView } from "lemmy-js-client/dist/types/PostView";
 import { AdminBlockInstanceParams } from "lemmy-js-client/dist/types/AdminBlockInstanceParams";
@@ -451,8 +452,7 @@ test("Enforce site ban federation for local user", async () => {
 
   // create a test user
   let alphaUserHttp = await registerUser(alpha, alphaUrl);
-  let alphaUserPerson = (await getSite(alphaUserHttp)).my_user?.local_user_view
-    .person;
+  let alphaUserPerson = (await getMyUser(alphaUserHttp)).local_user_view.person;
   let alphaUserActorId = alphaUserPerson?.actor_id;
   if (!alphaUserActorId) {
     throw "Missing alpha user actor id";
@@ -532,8 +532,7 @@ test("Enforce site ban federation for federated user", async () => {
 
   // create a test user
   let alphaUserHttp = await registerUser(alpha, alphaUrl);
-  let alphaUserPerson = (await getSite(alphaUserHttp)).my_user?.local_user_view
-    .person;
+  let alphaUserPerson = (await getMyUser(alphaUserHttp)).local_user_view.person;
   let alphaUserActorId = alphaUserPerson?.actor_id;
   if (!alphaUserActorId) {
     throw "Missing alpha user actor id";
@@ -563,8 +562,7 @@ test("Enforce site ban federation for federated user", async () => {
   expect(banAlphaOnBeta.banned).toBe(true);
 
   // The beta site ban should NOT be federated to alpha
-  let alphaPerson2 = (await getSite(alphaUserHttp)).my_user!.local_user_view
-    .person;
+  let alphaPerson2 = (await getMyUser(alphaUserHttp)).local_user_view.person;
   expect(alphaPerson2.banned).toBe(false);
 
   // existing alpha post should be removed on beta
diff --git a/api_tests/src/shared.ts b/api_tests/src/shared.ts
index 9b0662959..1ed13d9cf 100644
--- a/api_tests/src/shared.ts
+++ b/api_tests/src/shared.ts
@@ -16,6 +16,7 @@ import {
   LemmyHttp,
   ListCommunityPendingFollows,
   ListCommunityPendingFollowsResponse,
+  MyUserInfo,
   PersonId,
   PostView,
   PrivateMessageReportResponse,
@@ -761,6 +762,10 @@ export async function getSite(api: LemmyHttp): Promise<GetSiteResponse> {
   return api.getSite();
 }
 
+export async function getMyUser(api: LemmyHttp): Promise<MyUserInfo> {
+  return api.getMyUser();
+}
+
 export async function listPrivateMessages(
   api: LemmyHttp,
 ): Promise<PrivateMessagesResponse> {
@@ -770,19 +775,16 @@ export async function listPrivateMessages(
   return api.getPrivateMessages(form);
 }
 
-export async function unfollowRemotes(
-  api: LemmyHttp,
-): Promise<GetSiteResponse> {
+export async function unfollowRemotes(api: LemmyHttp): Promise<MyUserInfo> {
   // Unfollow all remote communities
-  let site = await getSite(api);
+  let my_user = await getMyUser(api);
   let remoteFollowed =
-    site.my_user?.follows.filter(c => c.community.local == false) ?? [];
+    my_user.follows.filter(c => c.community.local == false) ?? [];
   await Promise.all(
     remoteFollowed.map(cu => followCommunity(api, false, cu.community.id)),
   );
 
-  let siteRes = await getSite(api);
-  return siteRes;
+  return await getMyUser(api);
 }
 
 export async function followBeta(api: LemmyHttp): Promise<CommunityResponse> {
diff --git a/api_tests/src/user.spec.ts b/api_tests/src/user.spec.ts
index 5425b97f7..f7f80aecb 100644
--- a/api_tests/src/user.spec.ts
+++ b/api_tests/src/user.spec.ts
@@ -22,6 +22,7 @@ import {
   alphaImage,
   unfollows,
   saveUserSettingsBio,
+  getMyUser,
   getPersonDetails,
 } from "./shared";
 import {
@@ -50,12 +51,9 @@ function assertUserFederation(userOne?: PersonView, userTwo?: PersonView) {
 test("Create user", async () => {
   let user = await registerUser(alpha, alphaUrl);
 
-  let site = await getSite(user);
-  expect(site.my_user).toBeDefined();
-  if (!site.my_user) {
-    throw "Missing site user";
-  }
-  apShortname = `${site.my_user.local_user_view.person.name}@lemmy-alpha:8541`;
+  let my_user = await getMyUser(user);
+  expect(my_user).toBeDefined();
+  apShortname = `${my_user.local_user_view.person.name}@lemmy-alpha:8541`;
 });
 
 test("Set some user settings, check that they are federated", async () => {
@@ -70,8 +68,8 @@ test("Set some user settings, check that they are federated", async () => {
   };
   await saveUserSettings(beta, form);
 
-  let site = await getSite(beta);
-  expect(site.my_user?.local_user_view.local_user.theme).toBe("test");
+  let my_user = await getMyUser(beta);
+  expect(my_user.local_user_view.local_user.theme).toBe("test");
 });
 
 test("Delete user", async () => {
@@ -127,8 +125,10 @@ test("Requests with invalid auth should be treated as unauthenticated", async ()
     headers: { Authorization: "Bearer foobar" },
     fetchFunction,
   });
+  await expect(getMyUser(invalid_auth)).rejects.toStrictEqual(
+    Error("incorrect_login"),
+  );
   let site = await getSite(invalid_auth);
-  expect(site.my_user).toBeUndefined();
   expect(site.site_view).toBeDefined();
 
   let form: GetPosts = {};
@@ -141,12 +141,9 @@ test("Create user with Arabic name", async () => {
   const name = "تجريب" + Math.random().toString().slice(2, 10);
   let user = await registerUser(alpha, alphaUrl, name);
 
-  let site = await getSite(user);
-  expect(site.my_user).toBeDefined();
-  if (!site.my_user) {
-    throw "Missing site user";
-  }
-  apShortname = `${site.my_user.local_user_view.person.name}@lemmy-alpha:8541`;
+  let my_user = await getMyUser(user);
+  expect(my_user).toBeDefined();
+  apShortname = `${my_user.local_user_view.person.name}@lemmy-alpha:8541`;
 
   let betaPerson1 = (await resolvePerson(beta, apShortname)).person;
   expect(betaPerson1!.person.name).toBe(name);
@@ -167,13 +164,12 @@ test("Create user with accept-language", async () => {
   });
   let user = await registerUser(lemmy_http, alphaUrl);
 
+  let my_user = await getMyUser(user);
+  expect(my_user).toBeDefined();
+  expect(my_user?.local_user_view.local_user.interface_language).toBe("fr");
   let site = await getSite(user);
-  expect(site.my_user).toBeDefined();
-  expect(site.my_user?.local_user_view.local_user.interface_language).toBe(
-    "fr",
-  );
   let langs = site.all_languages
-    .filter(a => site.my_user?.discussion_languages.includes(a.id))
+    .filter(a => my_user.discussion_languages.includes(a.id))
     .map(l => l.code);
   // should have languages from accept header, as well as "undetermined"
   // which is automatically enabled by backend
@@ -219,8 +215,8 @@ test("Set a new avatar, old avatar is deleted", async () => {
   // Now try to save a user settings, with the icon missing,
   // and make sure it doesn't clear the data, or delete the image
   await saveUserSettingsBio(alpha);
-  let site = await getSite(alpha);
-  expect(site.my_user?.local_user_view.person.avatar).toBe(upload2.url);
+  let my_user = await getMyUser(alpha);
+  expect(my_user.local_user_view.person.avatar).toBe(upload2.url);
 
   // make sure only the new avatar is kept
   const listMediaRes4 = await alphaImage.listMedia();
diff --git a/config/defaults.hjson b/config/defaults.hjson
index 282b7957d..21a76d7a5 100644
--- a/config/defaults.hjson
+++ b/config/defaults.hjson
@@ -66,7 +66,7 @@
       # or
 
       # If enabled, all images from remote domains are rewritten to pass through
-      # `/api/v3/image_proxy`, including embedded images in markdown. Images are stored temporarily
+      # `/api/v4/image_proxy`, including embedded images in markdown. Images are stored temporarily
       # in pict-rs for caching. This improves privacy as users don't expose their IP to untrusted
       # servers, and decreases load on other servers. However it increases bandwidth use for the
       # local server.
diff --git a/crates/api/src/community/block.rs b/crates/api/src/community/block.rs
index a6a48e2e7..d49872493 100644
--- a/crates/api/src/community/block.rs
+++ b/crates/api/src/community/block.rs
@@ -17,7 +17,7 @@ use lemmy_db_views_actor::structs::CommunityView;
 use lemmy_utils::error::{LemmyErrorExt, LemmyErrorType, LemmyResult};
 
 #[tracing::instrument(skip(context))]
-pub async fn block_community(
+pub async fn user_block_community(
   data: Json<BlockCommunity>,
   context: Data<LemmyContext>,
   local_user_view: LocalUserView,
diff --git a/crates/api/src/local_user/block.rs b/crates/api/src/local_user/block.rs
index 250277be3..80532e897 100644
--- a/crates/api/src/local_user/block.rs
+++ b/crates/api/src/local_user/block.rs
@@ -12,7 +12,7 @@ use lemmy_db_views_actor::structs::PersonView;
 use lemmy_utils::error::{LemmyErrorExt, LemmyErrorType, LemmyResult};
 
 #[tracing::instrument(skip(context))]
-pub async fn block_person(
+pub async fn user_block_person(
   data: Json<BlockPerson>,
   context: Data<LemmyContext>,
   local_user_view: LocalUserView,
diff --git a/crates/api/src/local_user/mod.rs b/crates/api/src/local_user/mod.rs
index b1ee7c0b6..d3fc37a73 100644
--- a/crates/api/src/local_user/mod.rs
+++ b/crates/api/src/local_user/mod.rs
@@ -15,5 +15,6 @@ pub mod report_count;
 pub mod reset_password;
 pub mod save_settings;
 pub mod update_totp;
+pub mod user_block_instance;
 pub mod validate_auth;
 pub mod verify_email;
diff --git a/crates/api/src/site/user_block_instance.rs b/crates/api/src/local_user/user_block_instance.rs
similarity index 100%
rename from crates/api/src/site/user_block_instance.rs
rename to crates/api/src/local_user/user_block_instance.rs
diff --git a/crates/api/src/site/leave_admin.rs b/crates/api/src/site/leave_admin.rs
index 86b80be3e..fde258dd2 100644
--- a/crates/api/src/site/leave_admin.rs
+++ b/crates/api/src/site/leave_admin.rs
@@ -69,14 +69,12 @@ pub async fn leave_admin(
     site_view,
     admins,
     version: VERSION.to_string(),
-    my_user: None,
     all_languages,
     discussion_languages,
     oauth_providers: Some(oauth_providers),
     admin_oauth_providers: None,
     blocked_urls,
     tagline,
-    taglines: vec![],
-    custom_emojis: vec![],
+    my_user: None,
   }))
 }
diff --git a/crates/api/src/site/mod.rs b/crates/api/src/site/mod.rs
index 52e882bb3..bab66f33b 100644
--- a/crates/api/src/site/mod.rs
+++ b/crates/api/src/site/mod.rs
@@ -6,4 +6,3 @@ pub mod list_all_media;
 pub mod mod_log;
 pub mod purge;
 pub mod registration_applications;
-pub mod user_block_instance;
diff --git a/crates/api_common/README.md b/crates/api_common/README.md
index b4e7ad63b..ded59d34a 100644
--- a/crates/api_common/README.md
+++ b/crates/api_common/README.md
@@ -11,7 +11,7 @@ Here is an example using [reqwest](https://crates.io/crates/reqwest):
     };
     let client = Client::new();
     let response = client
-        .get("https://lemmy.ml/api/v3/post/list")
+        .get("https://lemmy.ml/api/v4/post/list")
         .query(&params)
         .send()
         .await?;
diff --git a/crates/api_common/src/site.rs b/crates/api_common/src/site.rs
index 9babe423c..7f1000b14 100644
--- a/crates/api_common/src/site.rs
+++ b/crates/api_common/src/site.rs
@@ -429,7 +429,7 @@ pub struct EditSite {
 /// The response for a site.
 pub struct SiteResponse {
   pub site_view: SiteView,
-  /// deprecated, use field `tagline` or /api/v3/tagline/list
+  /// deprecated, use field `tagline` or /api/v4/tagline/list
   pub taglines: Vec<()>,
 }
 
@@ -442,14 +442,10 @@ pub struct GetSiteResponse {
   pub site_view: SiteView,
   pub admins: Vec<PersonView>,
   pub version: String,
-  #[cfg_attr(feature = "full", ts(optional))]
+  #[cfg_attr(feature = "full", ts(skip))]
   pub my_user: Option<MyUserInfo>,
   pub all_languages: Vec<Language>,
   pub discussion_languages: Vec<LanguageId>,
-  /// deprecated, use field `tagline` or /api/v3/tagline/list
-  pub taglines: Vec<()>,
-  /// deprecated, use /api/v3/custom_emoji/list
-  pub custom_emojis: Vec<()>,
   /// If the site has any taglines, a random one is included here for displaying
   #[cfg_attr(feature = "full", ts(optional))]
   pub tagline: Option<Tagline>,
diff --git a/crates/api_common/src/utils.rs b/crates/api_common/src/utils.rs
index 3b8a00197..2a5981b70 100644
--- a/crates/api_common/src/utils.rs
+++ b/crates/api_common/src/utils.rs
@@ -1125,7 +1125,7 @@ async fn proxy_image_link_internal(
   }
 }
 
-/// Rewrite a link to go through `/api/v3/image_proxy` endpoint. This is only for remote urls and
+/// Rewrite a link to go through `/api/v4/image_proxy` endpoint. This is only for remote urls and
 /// if image_proxy setting is enabled.
 pub async fn proxy_image_link(link: Url, context: &LemmyContext) -> LemmyResult<DbUrl> {
   proxy_image_link_internal(
@@ -1177,7 +1177,7 @@ fn build_proxied_image_url(
   protocol_and_hostname: &str,
 ) -> Result<Url, url::ParseError> {
   Url::parse(&format!(
-    "{}/api/v3/image_proxy?url={}",
+    "{}/api/v4/image_proxy?url={}",
     protocol_and_hostname,
     encode(link.as_str())
   ))
@@ -1256,7 +1256,7 @@ mod tests {
     )
     .await?;
     assert_eq!(
-      "https://lemmy-alpha/api/v3/image_proxy?url=http%3A%2F%2Flemmy-beta%2Fimage.png",
+      "https://lemmy-alpha/api/v4/image_proxy?url=http%3A%2F%2Flemmy-beta%2Fimage.png",
       proxied.as_str()
     );
 
diff --git a/crates/api_crud/src/site/read.rs b/crates/api_crud/src/site/read.rs
index 6bee0fda6..220fe1bd5 100644
--- a/crates/api_crud/src/site/read.rs
+++ b/crates/api_crud/src/site/read.rs
@@ -1,30 +1,32 @@
+use crate::user::my_user::get_my_user;
 use actix_web::web::{Data, Json};
-use lemmy_api_common::{
-  context::LemmyContext,
-  site::{GetSiteResponse, MyUserInfo},
-};
+use lemmy_api_common::{context::LemmyContext, site::GetSiteResponse};
 use lemmy_db_schema::source::{
-  actor_language::{LocalUserLanguage, SiteLanguage},
-  community_block::CommunityBlock,
-  instance_block::InstanceBlock,
+  actor_language::SiteLanguage,
   language::Language,
   local_site_url_blocklist::LocalSiteUrlBlocklist,
   oauth_provider::OAuthProvider,
-  person_block::PersonBlock,
   tagline::Tagline,
 };
 use lemmy_db_views::structs::{LocalUserView, SiteView};
-use lemmy_db_views_actor::structs::{CommunityFollowerView, CommunityModeratorView, PersonView};
-use lemmy_utils::{
-  build_cache,
-  error::{LemmyErrorExt, LemmyErrorType, LemmyResult},
-  CacheLock,
-  VERSION,
-};
+use lemmy_db_views_actor::structs::PersonView;
+use lemmy_utils::{build_cache, error::LemmyResult, CacheLock, VERSION};
 use std::sync::LazyLock;
 
 #[tracing::instrument(skip(context))]
-pub async fn get_site(
+pub async fn get_site_v3(
+  local_user_view: Option<LocalUserView>,
+  context: Data<LemmyContext>,
+) -> LemmyResult<Json<GetSiteResponse>> {
+  let mut site = get_site_v4(local_user_view.clone(), context.clone()).await?;
+  if let Some(local_user_view) = local_user_view {
+    site.my_user = Some(get_my_user(local_user_view, context).await?.0);
+  }
+  Ok(site)
+}
+
+#[tracing::instrument(skip(context))]
+pub async fn get_site_v4(
   local_user_view: Option<LocalUserView>,
   context: Data<LemmyContext>,
 ) -> LemmyResult<Json<GetSiteResponse>> {
@@ -35,42 +37,6 @@ pub async fn get_site(
     .await
     .map_err(|e| anyhow::anyhow!("Failed to construct site response: {e}"))?;
 
-  // Build the local user with parallel queries and add it to site response
-  site_response.my_user = if let Some(ref local_user_view) = local_user_view {
-    let person_id = local_user_view.person.id;
-    let local_user_id = local_user_view.local_user.id;
-    let pool = &mut context.pool();
-
-    let (
-      follows,
-      community_blocks,
-      instance_blocks,
-      person_blocks,
-      moderates,
-      discussion_languages,
-    ) = lemmy_db_schema::try_join_with_pool!(pool => (
-      |pool| CommunityFollowerView::for_person(pool, person_id),
-      |pool| CommunityBlock::for_person(pool, person_id),
-      |pool| InstanceBlock::for_person(pool, person_id),
-      |pool| PersonBlock::for_person(pool, person_id),
-      |pool| CommunityModeratorView::for_person(pool, person_id, Some(&local_user_view.local_user)),
-      |pool| LocalUserLanguage::read(pool, local_user_id)
-    ))
-    .with_lemmy_type(LemmyErrorType::SystemErrLogin)?;
-
-    Some(MyUserInfo {
-      local_user_view: local_user_view.clone(),
-      follows,
-      moderates,
-      community_blocks,
-      instance_blocks,
-      person_blocks,
-      discussion_languages,
-    })
-  } else {
-    None
-  };
-
   // filter oauth_providers for public access
   if !local_user_view
     .map(|l| l.local_user.admin)
@@ -103,7 +69,5 @@ async fn read_site(context: &LemmyContext) -> LemmyResult<GetSiteResponse> {
     tagline,
     oauth_providers: Some(oauth_providers),
     admin_oauth_providers: Some(admin_oauth_providers),
-    taglines: vec![],
-    custom_emojis: vec![],
   })
 }
diff --git a/crates/api_crud/src/user/mod.rs b/crates/api_crud/src/user/mod.rs
index da1aa3ace..e6e88e6cd 100644
--- a/crates/api_crud/src/user/mod.rs
+++ b/crates/api_crud/src/user/mod.rs
@@ -1,2 +1,3 @@
 pub mod create;
 pub mod delete;
+pub mod my_user;
diff --git a/crates/api_crud/src/user/my_user.rs b/crates/api_crud/src/user/my_user.rs
new file mode 100644
index 000000000..805c9dabb
--- /dev/null
+++ b/crates/api_crud/src/user/my_user.rs
@@ -0,0 +1,43 @@
+use actix_web::web::{Data, Json};
+use lemmy_api_common::{context::LemmyContext, site::MyUserInfo};
+use lemmy_db_schema::source::{
+  actor_language::LocalUserLanguage,
+  community_block::CommunityBlock,
+  instance_block::InstanceBlock,
+  person_block::PersonBlock,
+};
+use lemmy_db_views::structs::LocalUserView;
+use lemmy_db_views_actor::structs::{CommunityFollowerView, CommunityModeratorView};
+use lemmy_utils::error::{LemmyErrorExt, LemmyErrorType, LemmyResult};
+
+#[tracing::instrument(skip(context))]
+pub async fn get_my_user(
+  local_user_view: LocalUserView,
+  context: Data<LemmyContext>,
+) -> LemmyResult<Json<MyUserInfo>> {
+  // Build the local user with parallel queries and add it to site response
+  let person_id = local_user_view.person.id;
+  let local_user_id = local_user_view.local_user.id;
+  let pool = &mut context.pool();
+
+  let (follows, community_blocks, instance_blocks, person_blocks, moderates, discussion_languages) =
+    lemmy_db_schema::try_join_with_pool!(pool => (
+      |pool| CommunityFollowerView::for_person(pool, person_id),
+      |pool| CommunityBlock::for_person(pool, person_id),
+      |pool| InstanceBlock::for_person(pool, person_id),
+      |pool| PersonBlock::for_person(pool, person_id),
+      |pool| CommunityModeratorView::for_person(pool, person_id, Some(&local_user_view.local_user)),
+      |pool| LocalUserLanguage::read(pool, local_user_id)
+    ))
+    .with_lemmy_type(LemmyErrorType::SystemErrLogin)?;
+
+  Ok(Json(MyUserInfo {
+    local_user_view: local_user_view.clone(),
+    follows,
+    moderates,
+    community_blocks,
+    instance_blocks,
+    person_blocks,
+    discussion_languages,
+  }))
+}
diff --git a/crates/utils/src/settings/structs.rs b/crates/utils/src/settings/structs.rs
index ccc0da45b..cbbbcbfe5 100644
--- a/crates/utils/src/settings/structs.rs
+++ b/crates/utils/src/settings/structs.rs
@@ -120,7 +120,7 @@ pub enum PictrsImageMode {
   #[default]
   StoreLinkPreviews,
   /// If enabled, all images from remote domains are rewritten to pass through
-  /// `/api/v3/image_proxy`, including embedded images in markdown. Images are stored temporarily
+  /// `/api/v4/image_proxy`, including embedded images in markdown. Images are stored temporarily
   /// in pict-rs for caching. This improves privacy as users don't expose their IP to untrusted
   /// servers, and decreases load on other servers. However it increases bandwidth use for the
   /// local server.
diff --git a/crates/utils/src/utils/markdown/image_links.rs b/crates/utils/src/utils/markdown/image_links.rs
index 9dcea8da7..0990b1bc7 100644
--- a/crates/utils/src/utils/markdown/image_links.rs
+++ b/crates/utils/src/utils/markdown/image_links.rs
@@ -4,7 +4,7 @@ use markdown_it::{plugins::cmark::inline::image::Image, NodeValue};
 use url::Url;
 use urlencoding::encode;
 
-/// Rewrites all links to remote domains in markdown, so they go through `/api/v3/image_proxy`.
+/// Rewrites all links to remote domains in markdown, so they go through `/api/v4/image_proxy`.
 pub fn markdown_rewrite_image_links(mut src: String) -> (String, Vec<Url>) {
   let links_offsets = find_urls::<Image>(&src);
 
@@ -18,7 +18,7 @@ pub fn markdown_rewrite_image_links(mut src: String) -> (String, Vec<Url>) {
         // If link points to remote domain, replace with proxied link
         if parsed.domain() != Some(&SETTINGS.hostname) {
           let mut proxied = format!(
-            "{}/api/v3/image_proxy?url={}",
+            "{}/api/v4/image_proxy?url={}",
             SETTINGS.get_protocol_and_hostname(),
             encode(url),
           );
@@ -115,7 +115,7 @@ mod tests {
         (
           "remote image proxied",
           "![link](http://example.com/image.jpg)",
-          "![link](https://lemmy-alpha/api/v3/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage.jpg)",
+          "![link](https://lemmy-alpha/api/v4/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage.jpg)",
         ),
         (
           "local image unproxied",
@@ -125,7 +125,7 @@ mod tests {
         (
           "multiple image links",
           "![link](http://example.com/image1.jpg) ![link](http://example.com/image2.jpg)",
-          "![link](https://lemmy-alpha/api/v3/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage1.jpg) ![link](https://lemmy-alpha/api/v3/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage2.jpg)",
+          "![link](https://lemmy-alpha/api/v4/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage1.jpg) ![link](https://lemmy-alpha/api/v4/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage2.jpg)",
         ),
         (
           "empty link handled",
@@ -135,7 +135,7 @@ mod tests {
         (
           "empty label handled",
           "![](http://example.com/image.jpg)",
-          "![](https://lemmy-alpha/api/v3/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage.jpg)"
+          "![](https://lemmy-alpha/api/v4/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage.jpg)"
         ),
         (
           "invalid image link removed",
@@ -145,12 +145,12 @@ mod tests {
         (
           "label with nested markdown handled",
           "![a *b* c](http://example.com/image.jpg)",
-          "![a *b* c](https://lemmy-alpha/api/v3/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage.jpg)"
+          "![a *b* c](https://lemmy-alpha/api/v4/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage.jpg)"
         ),
         (
           "custom emoji support",
           r#"![party-blob](https://www.hexbear.net/pictrs/image/83405746-0620-4728-9358-5f51b040ffee.gif "emoji party-blob")"#,
-          r#"![party-blob](https://lemmy-alpha/api/v3/image_proxy?url=https%3A%2F%2Fwww.hexbear.net%2Fpictrs%2Fimage%2F83405746-0620-4728-9358-5f51b040ffee.gif "emoji party-blob")"#
+          r#"![party-blob](https://lemmy-alpha/api/v4/image_proxy?url=https%3A%2F%2Fwww.hexbear.net%2Fpictrs%2Fimage%2F83405746-0620-4728-9358-5f51b040ffee.gif "emoji party-blob")"#
         )
       ];
 
diff --git a/crates/utils/src/utils/markdown/mod.rs b/crates/utils/src/utils/markdown/mod.rs
index 3dfa8e9f1..ba509596e 100644
--- a/crates/utils/src/utils/markdown/mod.rs
+++ b/crates/utils/src/utils/markdown/mod.rs
@@ -141,7 +141,7 @@ mod tests {
         (
           "remote image proxied",
           "![link](http://example.com/image.jpg)",
-          "![link](https://lemmy-alpha/api/v3/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage.jpg)",
+          "![link](https://lemmy-alpha/api/v4/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage.jpg)",
         ),
         (
           "local image unproxied",
@@ -151,7 +151,7 @@ mod tests {
         (
           "multiple image links",
           "![link](http://example.com/image1.jpg) ![link](http://example.com/image2.jpg)",
-          "![link](https://lemmy-alpha/api/v3/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage1.jpg) ![link](https://lemmy-alpha/api/v3/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage2.jpg)",
+          "![link](https://lemmy-alpha/api/v4/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage1.jpg) ![link](https://lemmy-alpha/api/v4/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage2.jpg)",
         ),
         (
           "empty link handled",
@@ -161,7 +161,7 @@ mod tests {
         (
           "empty label handled",
           "![](http://example.com/image.jpg)",
-          "![](https://lemmy-alpha/api/v3/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage.jpg)"
+          "![](https://lemmy-alpha/api/v4/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage.jpg)"
         ),
         (
           "invalid image link removed",
@@ -171,12 +171,12 @@ mod tests {
         (
           "label with nested markdown handled",
           "![a *b* c](http://example.com/image.jpg)",
-          "![a *b* c](https://lemmy-alpha/api/v3/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage.jpg)"
+          "![a *b* c](https://lemmy-alpha/api/v4/image_proxy?url=http%3A%2F%2Fexample.com%2Fimage.jpg)"
         ),
         (
           "custom emoji support",
           r#"![party-blob](https://www.hexbear.net/pictrs/image/83405746-0620-4728-9358-5f51b040ffee.gif "emoji party-blob")"#,
-          r#"![party-blob](https://lemmy-alpha/api/v3/image_proxy?url=https%3A%2F%2Fwww.hexbear.net%2Fpictrs%2Fimage%2F83405746-0620-4728-9358-5f51b040ffee.gif "emoji party-blob")"#
+          r#"![party-blob](https://lemmy-alpha/api/v4/image_proxy?url=https%3A%2F%2Fwww.hexbear.net%2Fpictrs%2Fimage%2F83405746-0620-4728-9358-5f51b040ffee.gif "emoji party-blob")"#
         )
       ];
 
diff --git a/src/api_routes_http.rs b/src/api_routes_v3.rs
similarity index 83%
rename from src/api_routes_http.rs
rename to src/api_routes_v3.rs
index 4a648da00..eefaf5b87 100644
--- a/src/api_routes_http.rs
+++ b/src/api_routes_v3.rs
@@ -14,21 +14,15 @@ use lemmy_api::{
   community::{
     add_mod::add_mod_to_community,
     ban::ban_from_community,
-    block::block_community,
+    block::user_block_community,
     follow::follow_community,
     hide::hide_community,
-    pending_follows::{
-      approve::post_pending_follows_approve,
-      count::get_pending_follows_count,
-      list::get_pending_follows_list,
-    },
-    random::get_random_community,
     transfer::transfer_community,
   },
   local_user::{
     add_admin::add_admin,
     ban_person::ban_from_site,
-    block::block_person,
+    block::user_block_person,
     change_password::change_password,
     change_password_after_reset::change_password_after_reset,
     generate_totp_secret::generate_totp_secret,
@@ -50,6 +44,7 @@ use lemmy_api::{
     reset_password::reset_password,
     save_settings::save_user_settings,
     update_totp::update_totp,
+    user_block_instance::user_block_instance,
     validate_auth::validate_auth,
     verify_email::verify_email,
   },
@@ -60,7 +55,6 @@ use lemmy_api::{
     like::like_post,
     list_post_likes::list_post_likes,
     lock::lock_post,
-    mark_many_read::mark_posts_as_read,
     mark_read::mark_post_as_read,
     save::save_post,
   },
@@ -76,8 +70,6 @@ use lemmy_api::{
     resolve::resolve_pm_report,
   },
   site::{
-    admin_allow_instance::admin_allow_instance,
-    admin_block_instance::admin_block_instance,
     federated_instances::get_federated_instances,
     leave_admin::leave_admin,
     list_all_media::list_all_media,
@@ -94,7 +86,6 @@ use lemmy_api::{
       list::list_registration_applications,
       unread_count::get_unread_registration_application_count,
     },
-    user_block_instance::user_block_instance,
   },
   sitemap::get_sitemap,
 };
@@ -116,14 +107,8 @@ use lemmy_api_crud::{
   custom_emoji::{
     create::create_custom_emoji,
     delete::delete_custom_emoji,
-    list::list_custom_emojis,
     update::update_custom_emoji,
   },
-  oauth_provider::{
-    create::create_oauth_provider,
-    delete::delete_oauth_provider,
-    update::update_oauth_provider,
-  },
   post::{
     create::create_post,
     delete::delete_post,
@@ -137,17 +122,8 @@ use lemmy_api_crud::{
     read::get_private_message,
     update::update_private_message,
   },
-  site::{create::create_site, read::get_site, update::update_site},
-  tagline::{
-    create::create_tagline,
-    delete::delete_tagline,
-    list::list_taglines,
-    update::update_tagline,
-  },
-  user::{
-    create::{authenticate_with_oauth, register},
-    delete::delete_account,
-  },
+  site::{create::create_site, read::get_site_v3, update::update_site},
+  user::{create::register, delete::delete_account},
 };
 use lemmy_apub::api::{
   list_comments::list_comments,
@@ -161,6 +137,9 @@ use lemmy_apub::api::{
 use lemmy_routes::images::image_proxy;
 use lemmy_utils::rate_limit::RateLimitCell;
 
+// Deprecated, use api v4 instead.
+// When removing api v3, we also need to rewrite all links in database with
+// `/api/v3/image_proxy` to use `/api/v4/image_proxy` instead.
 pub fn config(cfg: &mut ServiceConfig, rate_limit: &RateLimitCell) {
   cfg.service(
     scope("/api/v3")
@@ -169,7 +148,7 @@ pub fn config(cfg: &mut ServiceConfig, rate_limit: &RateLimitCell) {
       .service(
         scope("/site")
           .wrap(rate_limit.message())
-          .route("", get().to(get_site))
+          .route("", get().to(get_site_v3))
           // Admin Actions
           .route("", post().to(create_site))
           .route("", put().to(update_site))
@@ -202,24 +181,16 @@ pub fn config(cfg: &mut ServiceConfig, rate_limit: &RateLimitCell) {
           .wrap(rate_limit.message())
           .route("", get().to(get_community))
           .route("", put().to(update_community))
-          .route("/random", get().to(get_random_community))
           .route("/hide", put().to(hide_community))
           .route("/list", get().to(list_communities))
           .route("/follow", post().to(follow_community))
-          .route("/block", post().to(block_community))
+          .route("/block", post().to(user_block_community))
           .route("/delete", post().to(delete_community))
           // Mod Actions
           .route("/remove", post().to(remove_community))
           .route("/transfer", post().to(transfer_community))
           .route("/ban_user", post().to(ban_from_community))
-          .route("/mod", post().to(add_mod_to_community))
-          .service(
-            scope("/pending_follows")
-              .wrap(rate_limit.message())
-              .route("/count", get().to(get_pending_follows_count))
-              .route("/list", get().to(get_pending_follows_list))
-              .route("/approve", post().to(post_pending_follows_approve)),
-          ),
+          .route("/mod", post().to(add_mod_to_community)),
       )
       .service(
         scope("/federated_instances")
@@ -242,7 +213,6 @@ pub fn config(cfg: &mut ServiceConfig, rate_limit: &RateLimitCell) {
           .route("/delete", post().to(delete_post))
           .route("/remove", post().to(remove_post))
           .route("/mark_as_read", post().to(mark_post_as_read))
-          .route("/mark_many_as_read", post().to(mark_posts_as_read))
           .route("/hide", post().to(hide_post))
           .route("/lock", post().to(lock_post))
           .route("/feature", post().to(feature_post))
@@ -354,7 +324,7 @@ pub fn config(cfg: &mut ServiceConfig, rate_limit: &RateLimitCell) {
           // Admin action. I don't like that it's in /user
           .route("/ban", post().to(ban_from_site))
           .route("/banned", get().to(list_banned_users))
-          .route("/block", post().to(block_person))
+          .route("/block", post().to(user_block_person))
           // TODO Account actions. I don't like that they're in /user maybe /accounts
           .route("/logout", post().to(logout))
           .route("/delete_account", post().to(delete_account))
@@ -400,37 +370,14 @@ pub fn config(cfg: &mut ServiceConfig, rate_limit: &RateLimitCell) {
               .route("/community", post().to(purge_community))
               .route("/post", post().to(purge_post))
               .route("/comment", post().to(purge_comment)),
-          )
-          .service(
-            scope("/tagline")
-              .wrap(rate_limit.message())
-              .route("", post().to(create_tagline))
-              .route("", put().to(update_tagline))
-              .route("/delete", post().to(delete_tagline))
-              .route("/list", get().to(list_taglines)),
-          )
-          .route("block_instance", post().to(admin_block_instance))
-          .route("allow_instance", post().to(admin_allow_instance)),
+          ),
       )
       .service(
         scope("/custom_emoji")
           .wrap(rate_limit.message())
           .route("", post().to(create_custom_emoji))
           .route("", put().to(update_custom_emoji))
-          .route("/delete", post().to(delete_custom_emoji))
-          .route("/list", get().to(list_custom_emojis)),
-      )
-      .service(
-        scope("/oauth_provider")
-          .wrap(rate_limit.message())
-          .route("", post().to(create_oauth_provider))
-          .route("", put().to(update_oauth_provider))
-          .route("/delete", post().to(delete_oauth_provider)),
-      )
-      .service(
-        scope("/oauth")
-          .wrap(rate_limit.register())
-          .route("/authenticate", post().to(authenticate_with_oauth)),
+          .route("/delete", post().to(delete_custom_emoji)),
       ),
   );
   cfg.service(
diff --git a/src/api_routes_v4.rs b/src/api_routes_v4.rs
new file mode 100644
index 000000000..a9f71c9da
--- /dev/null
+++ b/src/api_routes_v4.rs
@@ -0,0 +1,392 @@
+use actix_web::{guard, web::*};
+use lemmy_api::{
+  comment::{
+    distinguish::distinguish_comment,
+    like::like_comment,
+    list_comment_likes::list_comment_likes,
+    save::save_comment,
+  },
+  comment_report::{
+    create::create_comment_report,
+    list::list_comment_reports,
+    resolve::resolve_comment_report,
+  },
+  community::{
+    add_mod::add_mod_to_community,
+    ban::ban_from_community,
+    block::user_block_community,
+    follow::follow_community,
+    hide::hide_community,
+    pending_follows::{
+      approve::post_pending_follows_approve,
+      count::get_pending_follows_count,
+      list::get_pending_follows_list,
+    },
+    random::get_random_community,
+    transfer::transfer_community,
+  },
+  local_user::{
+    add_admin::add_admin,
+    ban_person::ban_from_site,
+    block::user_block_person,
+    change_password::change_password,
+    change_password_after_reset::change_password_after_reset,
+    generate_totp_secret::generate_totp_secret,
+    get_captcha::get_captcha,
+    list_banned::list_banned_users,
+    list_logins::list_logins,
+    list_media::list_media,
+    login::login,
+    logout::logout,
+    notifications::{
+      list_mentions::list_mentions,
+      list_replies::list_replies,
+      mark_all_read::mark_all_notifications_read,
+      mark_mention_read::mark_person_mention_as_read,
+      mark_reply_read::mark_reply_as_read,
+      unread_count::unread_count,
+    },
+    report_count::report_count,
+    reset_password::reset_password,
+    save_settings::save_user_settings,
+    update_totp::update_totp,
+    user_block_instance::user_block_instance,
+    validate_auth::validate_auth,
+    verify_email::verify_email,
+  },
+  post::{
+    feature::feature_post,
+    get_link_metadata::get_link_metadata,
+    hide::hide_post,
+    like::like_post,
+    list_post_likes::list_post_likes,
+    lock::lock_post,
+    mark_many_read::mark_posts_as_read,
+    mark_read::mark_post_as_read,
+    save::save_post,
+  },
+  post_report::{
+    create::create_post_report,
+    list::list_post_reports,
+    resolve::resolve_post_report,
+  },
+  private_message::mark_read::mark_pm_as_read,
+  private_message_report::{
+    create::create_pm_report,
+    list::list_pm_reports,
+    resolve::resolve_pm_report,
+  },
+  site::{
+    admin_allow_instance::admin_allow_instance,
+    admin_block_instance::admin_block_instance,
+    federated_instances::get_federated_instances,
+    leave_admin::leave_admin,
+    list_all_media::list_all_media,
+    mod_log::get_mod_log,
+    purge::{
+      comment::purge_comment,
+      community::purge_community,
+      person::purge_person,
+      post::purge_post,
+    },
+    registration_applications::{
+      approve::approve_registration_application,
+      get::get_registration_application,
+      list::list_registration_applications,
+      unread_count::get_unread_registration_application_count,
+    },
+  },
+  sitemap::get_sitemap,
+};
+use lemmy_api_crud::{
+  comment::{
+    create::create_comment,
+    delete::delete_comment,
+    read::get_comment,
+    remove::remove_comment,
+    update::update_comment,
+  },
+  community::{
+    create::create_community,
+    delete::delete_community,
+    list::list_communities,
+    remove::remove_community,
+    update::update_community,
+  },
+  custom_emoji::{
+    create::create_custom_emoji,
+    delete::delete_custom_emoji,
+    list::list_custom_emojis,
+    update::update_custom_emoji,
+  },
+  oauth_provider::{
+    create::create_oauth_provider,
+    delete::delete_oauth_provider,
+    update::update_oauth_provider,
+  },
+  post::{
+    create::create_post,
+    delete::delete_post,
+    read::get_post,
+    remove::remove_post,
+    update::update_post,
+  },
+  private_message::{
+    create::create_private_message,
+    delete::delete_private_message,
+    read::get_private_message,
+    update::update_private_message,
+  },
+  site::{create::create_site, read::get_site_v4, update::update_site},
+  tagline::{
+    create::create_tagline,
+    delete::delete_tagline,
+    list::list_taglines,
+    update::update_tagline,
+  },
+  user::{
+    create::{authenticate_with_oauth, register},
+    delete::delete_account,
+    my_user::get_my_user,
+  },
+};
+use lemmy_apub::api::{
+  list_comments::list_comments,
+  list_posts::list_posts,
+  read_community::get_community,
+  read_person::read_person,
+  resolve_object::resolve_object,
+  search::search,
+  user_settings_backup::{export_settings, import_settings},
+};
+use lemmy_routes::images::image_proxy;
+use lemmy_utils::rate_limit::RateLimitCell;
+
+pub fn config(cfg: &mut ServiceConfig, rate_limit: &RateLimitCell) {
+  cfg.service(
+    scope("/api/v4")
+      .wrap(rate_limit.message())
+      .route("/image_proxy", get().to(image_proxy))
+      // Site
+      .service(
+        scope("/site")
+          .route("", get().to(get_site_v4))
+          .route("", post().to(create_site))
+          .route("", put().to(update_site)),
+      )
+      .route("/modlog", get().to(get_mod_log))
+      .service(
+        resource("/search")
+          .wrap(rate_limit.search())
+          .route(get().to(search)),
+      )
+      .route("/resolve_object", get().to(resolve_object))
+      // Community
+      .service(
+        resource("/community")
+          .guard(guard::Post())
+          .wrap(rate_limit.register())
+          .route(post().to(create_community)),
+      )
+      .service(
+        scope("/community")
+          .route("", get().to(get_community))
+          .route("", put().to(update_community))
+          .route("/random", get().to(get_random_community))
+          .route("/hide", put().to(hide_community))
+          .route("/list", get().to(list_communities))
+          .route("/follow", post().to(follow_community))
+          .route("/delete", post().to(delete_community))
+          // Mod Actions
+          .route("/remove", post().to(remove_community))
+          .route("/transfer", post().to(transfer_community))
+          .route("/ban_user", post().to(ban_from_community))
+          .route("/mod", post().to(add_mod_to_community))
+          .service(
+            scope("/pending_follows")
+              .route("/count", get().to(get_pending_follows_count))
+              .route("/list", get().to(get_pending_follows_list))
+              .route("/approve", post().to(post_pending_follows_approve)),
+          ),
+      )
+      .route("/federated_instances", get().to(get_federated_instances))
+      // Post
+      .service(
+        // Handle POST to /post separately to add the post() rate limitter
+        resource("/post")
+          .guard(guard::Post())
+          .wrap(rate_limit.post())
+          .route(post().to(create_post)),
+      )
+      .service(
+        scope("/post")
+          .route("", get().to(get_post))
+          .route("", put().to(update_post))
+          .route("/delete", post().to(delete_post))
+          .route("/remove", post().to(remove_post))
+          .route("/mark_as_read", post().to(mark_post_as_read))
+          .route("/mark_as_read/many", post().to(mark_posts_as_read))
+          .route("/hide", post().to(hide_post))
+          .route("/lock", post().to(lock_post))
+          .route("/feature", post().to(feature_post))
+          .route("/list", get().to(list_posts))
+          .route("/like", post().to(like_post))
+          .route("/like/list", get().to(list_post_likes))
+          .route("/save", put().to(save_post))
+          .route("/report", post().to(create_post_report))
+          .route("/report/resolve", put().to(resolve_post_report))
+          .route("/report/list", get().to(list_post_reports))
+          .route("/site_metadata", get().to(get_link_metadata)),
+      )
+      // Comment
+      .service(
+        // Handle POST to /comment separately to add the comment() rate limitter
+        resource("/comment")
+          .guard(guard::Post())
+          .wrap(rate_limit.comment())
+          .route(post().to(create_comment)),
+      )
+      .service(
+        scope("/comment")
+          .route("", get().to(get_comment))
+          .route("", put().to(update_comment))
+          .route("/delete", post().to(delete_comment))
+          .route("/remove", post().to(remove_comment))
+          .route("/mark_as_read", post().to(mark_reply_as_read))
+          .route("/distinguish", post().to(distinguish_comment))
+          .route("/like", post().to(like_comment))
+          .route("/like/list", get().to(list_comment_likes))
+          .route("/save", put().to(save_comment))
+          .route("/list", get().to(list_comments))
+          .route("/report", post().to(create_comment_report))
+          .route("/report/resolve", put().to(resolve_comment_report))
+          .route("/report/list", get().to(list_comment_reports)),
+      )
+      // Private Message
+      .service(
+        scope("/private_message")
+          .route("/list", get().to(get_private_message))
+          .route("", post().to(create_private_message))
+          .route("", put().to(update_private_message))
+          .route("/delete", post().to(delete_private_message))
+          .route("/mark_as_read", post().to(mark_pm_as_read))
+          .route("/report", post().to(create_pm_report))
+          .route("/report/resolve", put().to(resolve_pm_report))
+          .route("/report/list", get().to(list_pm_reports)),
+      )
+      // User
+      .service(
+        scope("/account/auth")
+          .guard(guard::Post())
+          .wrap(rate_limit.register())
+          .route("/register", post().to(register))
+          .route("/login", post().to(login))
+          .route("/logout", post().to(logout))
+          .route("/password_reset", post().to(reset_password))
+          .route("/get_captcha", get().to(get_captcha))
+          .route("/password_change", post().to(change_password_after_reset))
+          .route("/change_password", put().to(change_password))
+          .route("/totp/generate", post().to(generate_totp_secret))
+          .route("/totp/update", post().to(update_totp))
+          .route("/verify_email", post().to(verify_email)),
+      )
+      .route("/account/settings/save", put().to(save_user_settings))
+      .service(
+        scope("/account/settings")
+          .wrap(rate_limit.import_user_settings())
+          .route("/export", get().to(export_settings))
+          .route("/import", post().to(import_settings)),
+      )
+      .service(
+        scope("/account")
+          .route("", get().to(get_my_user))
+          .route("/list_media", get().to(list_media))
+          .route("/mention", get().to(list_mentions))
+          .route("/replies", get().to(list_replies))
+          .route("/delete", post().to(delete_account))
+          .route(
+            "/mention/mark_as_read",
+            post().to(mark_person_mention_as_read),
+          )
+          .route(
+            "/mention/mark_as_read/all",
+            post().to(mark_all_notifications_read),
+          )
+          .route("/report_count", get().to(report_count))
+          .route("/unread_count", get().to(unread_count))
+          .route("/list_logins", get().to(list_logins))
+          .route("/validate_auth", get().to(validate_auth))
+          .service(
+            scope("/block")
+              .route("/person", post().to(user_block_person))
+              .route("/community", post().to(user_block_community))
+              .route("/instance", post().to(user_block_instance)),
+          ),
+      )
+      // User actions
+      .route("/person", get().to(read_person))
+      // Admin Actions
+      .service(
+        scope("/admin")
+          .route("/add", post().to(add_admin))
+          .route(
+            "/registration_application/count",
+            get().to(get_unread_registration_application_count),
+          )
+          .route(
+            "/registration_application/list",
+            get().to(list_registration_applications),
+          )
+          .route(
+            "/registration_application/approve",
+            put().to(approve_registration_application),
+          )
+          .route(
+            "/registration_application",
+            get().to(get_registration_application),
+          )
+          .route("/list_all_media", get().to(list_all_media))
+          .service(
+            scope("/purge")
+              .route("/person", post().to(purge_person))
+              .route("/community", post().to(purge_community))
+              .route("/post", post().to(purge_post))
+              .route("/comment", post().to(purge_comment)),
+          )
+          .service(
+            scope("/tagline")
+              .route("", post().to(create_tagline))
+              .route("", put().to(update_tagline))
+              .route("/delete", post().to(delete_tagline))
+              .route("/list", get().to(list_taglines)),
+          )
+          .route("/ban", post().to(ban_from_site))
+          .route("/banned", get().to(list_banned_users))
+          .route("/leave", post().to(leave_admin))
+          .service(
+            scope("/instance")
+              .route("/block", post().to(admin_block_instance))
+              .route("/allow", post().to(admin_allow_instance)),
+          ),
+      )
+      .service(
+        scope("/custom_emoji")
+          .route("", post().to(create_custom_emoji))
+          .route("", put().to(update_custom_emoji))
+          .route("/delete", post().to(delete_custom_emoji))
+          .route("/list", get().to(list_custom_emojis)),
+      )
+      .service(
+        scope("/oauth_provider")
+          .route("", post().to(create_oauth_provider))
+          .route("", put().to(update_oauth_provider))
+          .route("/delete", post().to(delete_oauth_provider)),
+      )
+      .service(
+        scope("/oauth")
+          .wrap(rate_limit.register())
+          .route("/authenticate", post().to(authenticate_with_oauth)),
+      )
+      .route("/sitemap.xml", get().to(get_sitemap)),
+  );
+}
diff --git a/src/lib.rs b/src/lib.rs
index 319efd224..5586b6159 100644
--- a/src/lib.rs
+++ b/src/lib.rs
@@ -1,4 +1,5 @@
-pub mod api_routes_http;
+pub mod api_routes_v3;
+pub mod api_routes_v4;
 pub mod code_migrations;
 pub mod prometheus_metrics;
 pub mod scheduled_tasks;
@@ -318,7 +319,8 @@ fn create_http_server(
 
     // The routes
     app
-      .configure(|cfg| api_routes_http::config(cfg, &rate_limit_cell))
+      .configure(|cfg| api_routes_v3::config(cfg, &rate_limit_cell))
+      .configure(|cfg| api_routes_v4::config(cfg, &rate_limit_cell))
       .configure(|cfg| {
         if federation_enabled {
           lemmy_apub::http::routes::config(cfg);