diff --git a/pkgs/by-name/bo/box-cli/package.nix b/pkgs/by-name/bo/box-cli/package.nix
new file mode 100644
index 000000000000..d153e44b49f3
--- /dev/null
+++ b/pkgs/by-name/bo/box-cli/package.nix
@@ -0,0 +1,42 @@
+{
+  lib,
+  stdenv,
+  fetchurl,
+  installShellFiles,
+}:
+
+let
+  sources = import ./sources.nix;
+in
+
+stdenv.mkDerivation (finalAttrs: {
+  pname = "box-cli";
+  version = "0.1.112";
+
+  strictDeps = true;
+  __structuredAttrs = true;
+
+  src = fetchurl sources.${stdenv.hostPlatform.system};
+
+  dontUnpack = true;
+
+  nativeBuildInputs = [ installShellFiles ];
+
+  installPhase = ''
+    runHook preInstall
+
+    install -Dm755 $src $out/bin/box
+
+    runHook postInstall
+  '';
+
+  meta = {
+    description = "CLI for Ascii Box cloud sandboxes";
+    homepage = "https://ascii.dev";
+    license = lib.licenses.unfree;
+    sourceProvenance = [ lib.sourceTypes.binaryNativeCode ];
+    maintainers = with lib.maintainers; [ pwnwriter ];
+    mainProgram = "box";
+    platforms = lib.attrNames sources;
+  };
+})
diff --git a/pkgs/by-name/bo/box-cli/sources.nix b/pkgs/by-name/bo/box-cli/sources.nix
new file mode 100644
index 000000000000..9aab3af13384
--- /dev/null
+++ b/pkgs/by-name/bo/box-cli/sources.nix
@@ -0,0 +1,22 @@
+# NOTE:
+# To update: run `nix-prefetch-url` for each platform URL and convert to SRI hash.
+# URLs: https://ascii.dev/api/box/cli/download?platform={platform}&channel=ascii-prod
+# Last updated: 2026-06-26
+{
+  x86_64-linux = {
+    url = "https://ascii.dev/api/box/cli/download?platform=linux-x64&channel=ascii-prod";
+    hash = "sha256-DWQNenz/pmFVH5QM554lBk6+RwgOCjCBe7p+ZkHADTI=";
+  };
+  aarch64-linux = {
+    url = "https://ascii.dev/api/box/cli/download?platform=linux-arm64&channel=ascii-prod";
+    hash = "sha256-V2Sk6C1ZTRWlYQ2bVQTvK6PU8BkBPkmJMjUAo2Ul6+Q=";
+  };
+  x86_64-darwin = {
+    url = "https://ascii.dev/api/box/cli/download?platform=darwin-x64&channel=ascii-prod";
+    hash = "sha256-QI+ecq0O4dkKqdIvkONcYdXsS+EQLFIU35ulKGNSCRE=";
+  };
+  aarch64-darwin = {
+    url = "https://ascii.dev/api/box/cli/download?platform=darwin-arm64&channel=ascii-prod";
+    hash = "sha256-cyjMUGkWfNOggvtBfVqCijmcAj0P2SuFQORwg9EWbn0=";
+  };
+}