diff --git a/.env.example b/.env.example
index 2605bd5..2b5ae71 100644
--- a/.env.example
+++ b/.env.example
@@ -3,6 +3,7 @@ STANDARD_DOMAIN_LIST = "fxtwitter.com,fixupx.com,twittpr.com"
 DIRECT_MEDIA_DOMAINS = "d.fxtwitter.com,dl.fxtwitter.com,d.twittpr.com,dl.twittpr.com,d.fixupx.com,d.xfixup.com,dl.fixupx.com,dl.xfixup.com"
 TEXT_ONLY_DOMAINS = "t.fxtwitter.com,t.twittpr.com,t.fixupx.com"
 INSTANT_VIEW_DOMAINS = "i.fxtwitter.com,i.twittpr.com,i.fixupx.com"
+INSTANT_VIEW_THREADS_DOMAINS = "u.fxtwitter.com,u.twittpr.com,u.fixupx.com"
 GALLERY_DOMAINS = "g.fxtwitter.com,g.twittpr.com,g.fixupx.com"
 MOSAIC_DOMAIN_LIST = "mosaic.fxtwitter.com"
 API_HOST_LIST = "api.fxtwitter.com,api-canary.fxtwitter.com"
diff --git a/esbuild.config.mjs b/esbuild.config.mjs
index e67ab9a..fa4b29e 100644
--- a/esbuild.config.mjs
+++ b/esbuild.config.mjs
@@ -37,6 +37,7 @@ let envVariables = [
   'DIRECT_MEDIA_DOMAINS',
   'TEXT_ONLY_DOMAINS',
   'INSTANT_VIEW_DOMAINS',
+  'INSTANT_VIEW_THREADS_DOMAINS',
   'GALLERY_DOMAINS',
   'HOST_URL',
   'REDIRECT_URL',
diff --git a/jestconfig.json b/jestconfig.json
index 59a03a4..8a4d5eb 100644
--- a/jestconfig.json
+++ b/jestconfig.json
@@ -7,6 +7,7 @@
     "BRANDING_NAME": "FxTwitter / FixupX",
     "TEXT_ONLY_DOMAINS": "t.fxtwitter.com,t.twittpr.com,t.fixupx.com",
     "INSTANT_VIEW_DOMAINS": "i.fxtwitter.com,i.twittpr.com,i.fixupx.com",
+    "INSTANT_VIEW_THREADS_DOMAINS": "u.fxtwitter.com,u.twittpr.com,u.fixupx.com",
     "GALLERY_DOMAINS": "g.fxtwitter.com,g.twittpr.com,g.fixupx.com",
     "STANDARD_DOMAIN_LIST": "fxtwitter.com,fixupx.com,twittpr.com",
     "DIRECT_MEDIA_DOMAINS": "d.fxtwitter.com,dl.fxtwitter.com,d.fixupx.com,dl.fixupx.com",
diff --git a/src/constants.ts b/src/constants.ts
index f5966be..84447c6 100644
--- a/src/constants.ts
+++ b/src/constants.ts
@@ -5,6 +5,7 @@ export const Constants = {
   DIRECT_MEDIA_DOMAINS: DIRECT_MEDIA_DOMAINS.split(','),
   TEXT_ONLY_DOMAINS: TEXT_ONLY_DOMAINS.split(','),
   INSTANT_VIEW_DOMAINS: INSTANT_VIEW_DOMAINS.split(','),
+  INSTANT_VIEW_THREADS_DOMAINS: INSTANT_VIEW_THREADS_DOMAINS.split(','),
   GALLERY_DOMAINS: GALLERY_DOMAINS.split(','),
   MOSAIC_DOMAIN_LIST: MOSAIC_DOMAIN_LIST.split(','),
   API_HOST_LIST: API_HOST_LIST.split(','),
diff --git a/src/realms/twitter/routes/status.ts b/src/realms/twitter/routes/status.ts
index dbbffbe..0c46ae9 100644
--- a/src/realms/twitter/routes/status.ts
+++ b/src/realms/twitter/routes/status.ts
@@ -55,6 +55,10 @@ export const statusRequest = async (c: Context) => {
   } else if (Constants.INSTANT_VIEW_DOMAINS.includes(url.hostname)) {
     console.log('Forced instant view request');
     flags.forceInstantView = true;
+  } else if (Constants.INSTANT_VIEW_THREADS_DOMAINS.includes(url.hostname)) {
+    console.log('Forced unroll instant view');
+    flags.forceInstantView = true;
+    flags.instantViewUnrollThreads = true;
   } else if (Constants.GALLERY_DOMAINS.includes(url.hostname)) {
     console.log('Gallery embed request');
     flags.gallery = true;
diff --git a/src/types/env.d.ts b/src/types/env.d.ts
index a30fa1f..111de5f 100644
--- a/src/types/env.d.ts
+++ b/src/types/env.d.ts
@@ -3,6 +3,7 @@ declare const STANDARD_DOMAIN_LIST: string;
 declare const DIRECT_MEDIA_DOMAINS: string;
 declare const TEXT_ONLY_DOMAINS: string;
 declare const INSTANT_VIEW_DOMAINS: string;
+declare const INSTANT_VIEW_THREADS_DOMAINS: string;
 declare const GALLERY_DOMAINS: string;
 declare const HOST_URL: string;
 declare const EMBED_URL: string;
diff --git a/src/types/types.d.ts b/src/types/types.d.ts
index 591213a..3c66776 100644
--- a/src/types/types.d.ts
+++ b/src/types/types.d.ts
@@ -8,6 +8,7 @@ type InputFlags = {
   textOnly?: boolean;
   isXDomain?: boolean;
   forceInstantView?: boolean;
+  instantViewUnrollThreads?: boolean;
   archive?: boolean;
   gallery?: boolean;
 };