diff --git a/packagelist b/packagelist
index a9b17d2d6f..eca45df574 100644
--- a/packagelist
+++ b/packagelist
@@ -70,6 +70,7 @@ carla-git
 cava
 cbindgen
 celeste-bin
+chatgpt-deb
 cheat
 chezmoi-deb
 chwp-deb
diff --git a/packages/chatgpt-deb/.SRCINFO b/packages/chatgpt-deb/.SRCINFO
new file mode 100644
index 0000000000..74352203b7
--- /dev/null
+++ b/packages/chatgpt-deb/.SRCINFO
@@ -0,0 +1,20 @@
+pkgbase = chatgpt-deb
+	gives = chatgpt
+	pkgver = 26.803.81509
+	pkgdesc = ChatGPT desktop application by OpenAI
+	url = https://developers.openai.com/codex/app
+	arch = amd64
+	arch = arm64
+	breaks = chatgpt
+	breaks = chatgpt-deb
+	replaces = chatgpt
+	replaces = chatgpt-deb
+	license = custom:Proprietary
+	maintainer = Christian F. Brinkmann <christian.brinkmann09@gmail.com>
+	repology = project: chatgpt
+	source_amd64 = https://persistent.oaistatic.com/codex-app-prod/linux/deb/pool/main/c/chatgpt/chatgpt_26.803.81509_amd64.deb
+	sha256sums_amd64 = a9bf91a368f9f7c4eea38082a9fb8fb46b8d005b719a6d7715d2e5a1982c38eb
+	source_arm64 = https://persistent.oaistatic.com/codex-app-prod/linux/deb/pool/main/c/chatgpt/chatgpt_26.803.81509_arm64.deb
+	sha256sums_arm64 = f38fcc194eca9ab0327dc10c92340681eae77c5d75164df700384ce2adaccbc1
+
+pkgname = chatgpt-deb
diff --git a/packages/chatgpt-deb/chatgpt-deb.pacscript b/packages/chatgpt-deb/chatgpt-deb.pacscript
new file mode 100644
index 0000000000..bb76073cc5
--- /dev/null
+++ b/packages/chatgpt-deb/chatgpt-deb.pacscript
@@ -0,0 +1,24 @@
+# Note: The official upstream .deb package contains postinst logic to add an OpenAI APT repository.
+# This Pacstall package extracts the application payload directly, omitting upstream repository installation.
+pkgname="chatgpt-deb"
+gives="chatgpt"
+pkgver="26.803.81509"
+arch=('amd64' 'arm64')
+pkgdesc="ChatGPT desktop application by OpenAI"
+url='https://developers.openai.com/codex/app'
+license=("custom:Proprietary")
+source_amd64=("https://persistent.oaistatic.com/codex-app-prod/linux/deb/pool/main/c/${gives}/${gives}_${pkgver}_amd64.deb")
+source_arm64=("https://persistent.oaistatic.com/codex-app-prod/linux/deb/pool/main/c/${gives}/${gives}_${pkgver}_arm64.deb")
+sha256sums_amd64=("a9bf91a368f9f7c4eea38082a9fb8fb46b8d005b719a6d7715d2e5a1982c38eb")
+sha256sums_arm64=("f38fcc194eca9ab0327dc10c92340681eae77c5d75164df700384ce2adaccbc1")
+replaces=("${gives}" "${pkgname}")
+breaks=("${replaces[@]}")
+repology=("project: chatgpt")
+maintainer=("Christian F. Brinkmann <christian.brinkmann09@gmail.com>")
+
+post_install() {
+  update-desktop-database > /dev/null 2>&1 || true
+  if command -v apparmor_parser > /dev/null 2>&1 && [[ -f /etc/apparmor.d/chatgpt ]]; then
+    apparmor_parser -r -W -T /etc/apparmor.d/chatgpt > /dev/null 2>&1 || true
+  fi
+}
diff --git a/srclist b/srclist
index 5729e6dafb..aa8e652c37 100644
--- a/srclist
+++ b/srclist
@@ -1640,6 +1640,27 @@ pkgbase = celeste-bin
 
 pkgname = celeste-bin
 ---
+pkgbase = chatgpt-deb
+	gives = chatgpt
+	pkgver = 26.803.81509
+	pkgdesc = ChatGPT desktop application by OpenAI
+	url = https://developers.openai.com/codex/app
+	arch = amd64
+	arch = arm64
+	breaks = chatgpt
+	breaks = chatgpt-deb
+	replaces = chatgpt
+	replaces = chatgpt-deb
+	license = custom:Proprietary
+	maintainer = Christian F. Brinkmann <christian.brinkmann09@gmail.com>
+	repology = project: chatgpt
+	source_amd64 = https://persistent.oaistatic.com/codex-app-prod/linux/deb/pool/main/c/chatgpt/chatgpt_26.803.81509_amd64.deb
+	sha256sums_amd64 = a9bf91a368f9f7c4eea38082a9fb8fb46b8d005b719a6d7715d2e5a1982c38eb
+	source_arm64 = https://persistent.oaistatic.com/codex-app-prod/linux/deb/pool/main/c/chatgpt/chatgpt_26.803.81509_arm64.deb
+	sha256sums_arm64 = f38fcc194eca9ab0327dc10c92340681eae77c5d75164df700384ce2adaccbc1
+
+pkgname = chatgpt-deb
+---
 pkgbase = cheat
 	gives = cheat
 	pkgver = 5.1.0