diff --git a/crates/desktop/tauri-artcraft/src/state/mod.rs b/crates/desktop/tauri-artcraft/src/state/mod.rs
index 7552564a46..552f0fcd20 100644
--- a/crates/desktop/tauri-artcraft/src/state/mod.rs
+++ b/crates/desktop/tauri-artcraft/src/state/mod.rs
@@ -4,4 +4,5 @@ pub mod expanduser;
 pub mod main_window_size;
 pub mod os_platform;
 pub mod sora;
+pub mod storyteller;
 pub mod yaml_config;
\ No newline at end of file
diff --git a/crates/desktop/tauri-artcraft/src/state/storyteller/mod.rs b/crates/desktop/tauri-artcraft/src/state/storyteller/mod.rs
new file mode 100644
index 0000000000..e69de29bb2
diff --git a/crates/lib/api_clients/storyteller_client/src/credentials/mod.rs b/crates/lib/api_clients/storyteller_client/src/credentials/mod.rs
new file mode 100644
index 0000000000..3ea64976fa
--- /dev/null
+++ b/crates/lib/api_clients/storyteller_client/src/credentials/mod.rs
@@ -0,0 +1,3 @@
+pub mod storyteller_avt_cookie;
+pub mod storyteller_credential_set;
+pub mod storyteller_session_cookie;
\ No newline at end of file
diff --git a/crates/lib/api_clients/storyteller_client/src/credentials/storyteller_avt_cookie.rs b/crates/lib/api_clients/storyteller_client/src/credentials/storyteller_avt_cookie.rs
new file mode 100644
index 0000000000..a4b13dc276
--- /dev/null
+++ b/crates/lib/api_clients/storyteller_client/src/credentials/storyteller_avt_cookie.rs
@@ -0,0 +1,25 @@
+
+/// The "anonymous visitor token" cookie allows users to interact with
+/// the service in a logged-out state with some continuity.
+#[derive(Clone)]
+pub struct StorytellerAvtCookie {
+  cookie: String,
+}
+
+impl StorytellerAvtCookie {
+  pub fn new(cookie: String) -> Self {
+    Self { cookie }
+  }
+
+  pub fn as_str(&self) -> &str {
+    &self.cookie
+  }
+
+  pub fn as_bytes(&self) -> &[u8] {
+    self.cookie.as_bytes()
+  }
+
+  pub fn to_string(&self) -> String {
+    self.cookie.clone()
+  }
+}
diff --git a/crates/lib/api_clients/storyteller_client/src/credentials/storyteller_credential_set.rs b/crates/lib/api_clients/storyteller_client/src/credentials/storyteller_credential_set.rs
new file mode 100644
index 0000000000..e37c2ab53f
--- /dev/null
+++ b/crates/lib/api_clients/storyteller_client/src/credentials/storyteller_credential_set.rs
@@ -0,0 +1,31 @@
+use crate::credentials::storyteller_avt_cookie::StorytellerAvtCookie;
+use crate::credentials::storyteller_session_cookie::StorytellerSessionCookie;
+
+#[derive(Clone)]
+pub struct StorytellerCredentialSet {
+  pub cookie: Option<StorytellerSessionCookie>,
+  pub avt: Option<StorytellerAvtCookie>,
+}
+
+impl StorytellerCredentialSet {
+  pub fn initialize(
+    cookie: Option<StorytellerSessionCookie>,
+    avt: Option<StorytellerAvtCookie>,
+  ) -> Self {
+    Self { cookie, avt }
+  }
+
+  pub fn initialize_with_just_cookie(cookie: StorytellerSessionCookie) -> Self {
+    Self {
+      cookie: Some(cookie),
+      avt: None,
+    }
+  }
+
+  pub fn initialize_with_just_avt(avt: StorytellerAvtCookie) -> Self {
+    Self {
+      cookie: None,
+      avt: Some(avt),
+    }
+  }
+}
diff --git a/crates/lib/api_clients/storyteller_client/src/credentials/storyteller_session_cookie.rs b/crates/lib/api_clients/storyteller_client/src/credentials/storyteller_session_cookie.rs
new file mode 100644
index 0000000000..638605f941
--- /dev/null
+++ b/crates/lib/api_clients/storyteller_client/src/credentials/storyteller_session_cookie.rs
@@ -0,0 +1,24 @@
+
+/// The primary FakeYou / Storyteller / Artcraft backend session identifier.
+#[derive(Clone)]
+pub struct StorytellerSessionCookie {
+  cookie: String,
+}
+
+impl StorytellerSessionCookie {
+  pub fn new(cookie: String) -> Self {
+    Self { cookie }
+  }
+
+  pub fn as_str(&self) -> &str {
+    &self.cookie
+  }
+
+  pub fn as_bytes(&self) -> &[u8] {
+    self.cookie.as_bytes()
+  }
+
+  pub fn to_string(&self) -> String {
+    self.cookie.clone()
+  }
+}
diff --git a/crates/lib/api_clients/storyteller_client/src/lib.rs b/crates/lib/api_clients/storyteller_client/src/lib.rs
index 9e97c1c209..d0b6be4a4e 100644
--- a/crates/lib/api_clients/storyteller_client/src/lib.rs
+++ b/crates/lib/api_clients/storyteller_client/src/lib.rs
@@ -1,4 +1,7 @@
+//! An API client for Storyteller / FakeYou
+
+pub mod api_error;
+pub mod credentials;
 pub mod media_files;
 pub mod shared_response_types;
 pub mod utils;
-mod api_error;
\ No newline at end of file