diff --git a/crates/schema/public/enums/src/common/platform_type.rs b/crates/schema/public/enums/src/common/platform_type.rs
index d1778f2c57..472e703062 100644
--- a/crates/schema/public/enums/src/common/platform_type.rs
+++ b/crates/schema/public/enums/src/common/platform_type.rs
@@ -26,6 +26,9 @@ pub enum PlatformType {
   /// Desktop app users
   DesktopApp,
 
+  /// Requests authenticated via an `Authorization` header API key (the Omni API surface).
+  ApiKey,
+
   // ========== Other clients ==========
 
   Curl,
@@ -42,6 +45,7 @@ impl PlatformType {
     match self {
       Self::Web => "web",
       Self::DesktopApp => "desktop_app",
+      Self::ApiKey => "api_key",
       Self::Curl => "curl",
       Self::PythonRequests => "python_requests",
       Self::Postman => "postman",
@@ -52,6 +56,7 @@ impl PlatformType {
     match value {
       "web" => Ok(Self::Web),
       "desktop_app" => Ok(Self::DesktopApp),
+      "api_key" => Ok(Self::ApiKey),
       "curl" => Ok(Self::Curl),
       "python_requests" => Ok(Self::PythonRequests),
       "postman" => Ok(Self::Postman),
@@ -64,6 +69,7 @@ impl PlatformType {
     BTreeSet::from([
       Self::Web,
       Self::DesktopApp,
+      Self::ApiKey,
       Self::Curl,
       Self::PythonRequests,
       Self::Postman,
@@ -84,6 +90,7 @@ mod tests {
     fn test_serialization() {
       assert_serialization(PlatformType::Web, "web");
       assert_serialization(PlatformType::DesktopApp, "desktop_app");
+      assert_serialization(PlatformType::ApiKey, "api_key");
       assert_serialization(PlatformType::Curl, "curl");
       assert_serialization(PlatformType::PythonRequests, "python_requests");
       assert_serialization(PlatformType::Postman, "postman");
@@ -93,6 +100,7 @@ mod tests {
     fn to_str() {
       assert_eq!(PlatformType::Web.to_str(), "web");
       assert_eq!(PlatformType::DesktopApp.to_str(), "desktop_app");
+      assert_eq!(PlatformType::ApiKey.to_str(), "api_key");
       assert_eq!(PlatformType::Curl.to_str(), "curl");
       assert_eq!(PlatformType::PythonRequests.to_str(), "python_requests");
       assert_eq!(PlatformType::Postman.to_str(), "postman");
@@ -102,6 +110,7 @@ mod tests {
     fn from_str() {
       assert_eq!(PlatformType::from_str("web").unwrap(), PlatformType::Web);
       assert_eq!(PlatformType::from_str("desktop_app").unwrap(), PlatformType::DesktopApp);
+      assert_eq!(PlatformType::from_str("api_key").unwrap(), PlatformType::ApiKey);
       assert_eq!(PlatformType::from_str("curl").unwrap(), PlatformType::Curl);
       assert_eq!(PlatformType::from_str("python_requests").unwrap(), PlatformType::PythonRequests);
       assert_eq!(PlatformType::from_str("postman").unwrap(), PlatformType::Postman);
@@ -121,9 +130,10 @@ mod tests {
     #[test]
     fn all_variants() {
       let mut variants = PlatformType::all_variants();
-      assert_eq!(variants.len(), 5);
+      assert_eq!(variants.len(), 6);
       assert_eq!(variants.pop_first(), Some(PlatformType::Web));
       assert_eq!(variants.pop_first(), Some(PlatformType::DesktopApp));
+      assert_eq!(variants.pop_first(), Some(PlatformType::ApiKey));
       assert_eq!(variants.pop_first(), Some(PlatformType::Curl));
       assert_eq!(variants.pop_first(), Some(PlatformType::PythonRequests));
       assert_eq!(variants.pop_first(), Some(PlatformType::Postman));
diff --git a/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/generate/image/omni_api_image_generate_handler.rs b/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/generate/image/omni_api_image_generate_handler.rs
index 1468e5aa9d..77811495f8 100644
--- a/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/generate/image/omni_api_image_generate_handler.rs
+++ b/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/generate/image/omni_api_image_generate_handler.rs
@@ -14,6 +14,7 @@ use enums::by_table::prompts::prompt_type::PromptType;
 use enums::common::generation::common_generation_mode::CommonGenerationMode;
 use enums::common::generation::common_model_type::CommonModelType;
 use enums::common::generation_provider::GenerationProvider;
+use enums::common::platform_type::PlatformType;
 use http_server_common::request::get_request_ip::get_request_ip;
 use mysql_queries::queries::debug_logs::insert_debug_log::{insert_debug_log, InsertDebugLogArgs};
 use mysql_queries::queries::generic_inference::api_providers::seedance2pro::insert_generic_inference_job_for_seedance2pro_queue_with_apriori_job_token::KinoviVersion;
@@ -35,7 +36,6 @@ use crate::http_server::endpoints::omni_api::generate::image::pipeline_v2::run_p
 use crate::http_server::session::lookup::user_session_feature_flags::UserSessionFeatureFlags;
 use crate::http_server::user_lookup::api_keys::require_api_key_user::require_api_key_user;
 use crate::http_server::validations::validate_idempotency_token_format::validate_idempotency_token_format;
-use crate::http_server::web_utils::get_request_platform_type::get_request_platform_type;
 use crate::state::server_state::ServerState;
 use crate::util::lookup::lookup_media_files_as_cdn_url_list_and_map::lookup_media_files_as_cdn_url_list_and_map;
 
@@ -78,10 +78,6 @@ pub async fn omni_api_image_generate_handler(
 
   let user_token = &api_session.user_token;
 
-  let maybe_avt_token = server_state
-    .avt_cookie_manager
-    .get_avt_token_from_request(&http_request);
-
   // ==================== MODEL ACCESS CHECK ==================== //
 
   // API-key users have no per-user feature flags today.
@@ -167,7 +163,8 @@ pub async fn omni_api_image_generate_handler(
   // ==================== WRITE RESULT ==================== //
 
   let ip_address = get_request_ip(&http_request);
-  let maybe_platform_type = get_request_platform_type(&http_request);
+  // Omni API requests are always API-key authenticated; hardcode the platform type.
+  let maybe_platform_type = Some(PlatformType::ApiKey);
 
   let mut transaction = mysql_connection
     .begin()
@@ -262,7 +259,7 @@ pub async fn omni_api_image_generate_handler(
           apriori_job_token: &pipeline_result.apriori_job_token,
           idempotency_token: &idempotency_token,
           user_token,
-          maybe_avt_token: maybe_avt_token.as_ref(),
+          maybe_avt_token: None, // AVT tokens are web-session only; API-key callers have none.
           maybe_model_type: request.model.map(|v| v.to_common_model_type()),
           maybe_prompt_token: prompt_token.as_ref(),
           maybe_debug_log_event_token: Some(&debug_log_event_token),
@@ -282,7 +279,7 @@ pub async fn omni_api_image_generate_handler(
           apriori_job_token: &pipeline_result.apriori_job_token,
           idempotency_token: &idempotency_token,
           user_token,
-          maybe_avt_token: maybe_avt_token.as_ref(),
+          maybe_avt_token: None, // AVT tokens are web-session only; API-key callers have none.
           maybe_model_type: request.model.map(|v| v.to_common_model_type()),
           maybe_prompt_token: prompt_token.as_ref(),
           maybe_debug_log_event_token: Some(&debug_log_event_token),
diff --git a/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/generate/video/omni_api_video_generate_handler.rs b/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/generate/video/omni_api_video_generate_handler.rs
index 62c26f18b2..1594305c47 100644
--- a/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/generate/video/omni_api_video_generate_handler.rs
+++ b/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/generate/video/omni_api_video_generate_handler.rs
@@ -16,6 +16,7 @@ use enums::common::generation::common_generation_mode::CommonGenerationMode;
 use enums::common::generation::common_model_type::CommonModelType;
 use enums::common::generation::common_video_model::CommonVideoModel;
 use enums::common::generation_provider::GenerationProvider;
+use enums::common::platform_type::PlatformType;
 use http_server_common::request::get_request_ip::get_request_ip;
 use mysql_queries::queries::debug_logs::insert_debug_log::{insert_debug_log, InsertDebugLogArgs};
 use mysql_queries::queries::generic_inference::api_providers::seedance2pro::insert_generic_inference_job_for_seedance2pro_queue_with_apriori_job_token::KinoviVersion;
@@ -44,7 +45,6 @@ use crate::http_server::endpoints::omni_api::shared_utils::video::validate_video
 use crate::http_server::session::lookup::user_session_feature_flags::UserSessionFeatureFlags;
 use crate::http_server::user_lookup::api_keys::require_api_key_user::require_api_key_user;
 use crate::http_server::validations::validate_idempotency_token_format::validate_idempotency_token_format;
-use crate::http_server::web_utils::get_request_platform_type::get_request_platform_type;
 use crate::state::server_state::ServerState;
 use crate::util::lookup::lookup_media_files_as_cdn_url_list_and_map::lookup_media_files_as_cdn_url_list_and_map;
 
@@ -91,10 +91,6 @@ pub async fn omni_api_video_generate_handler(
 
   let user_token = &api_session.user_token;
 
-  let maybe_avt_token = server_state
-      .avt_cookie_manager
-      .get_avt_token_from_request(&http_request);
-
   // ==================== MODEL ACCESS CHECK ==================== //
 
   // API-key users have no per-user feature flags today.
@@ -243,7 +239,8 @@ pub async fn omni_api_video_generate_handler(
   // ==================== WRITE RESULT ==================== //
 
   let ip_address = get_request_ip(&http_request);
-  let maybe_platform_type = get_request_platform_type(&http_request);
+  // Omni API requests are always API-key authenticated; hardcode the platform type.
+  let maybe_platform_type = Some(PlatformType::ApiKey);
 
   let mut transaction = mysql_connection.begin().await.map_err(|err| {
     error!("Error starting MySQL transaction: {:?}", err);
@@ -344,7 +341,7 @@ pub async fn omni_api_video_generate_handler(
           apriori_job_token: &pipeline_result.billing.apriori_job_token,
           idempotency_token: &idempotency_token,
           user_token,
-          maybe_avt_token: maybe_avt_token.as_ref(),
+          maybe_avt_token: None, // AVT tokens are web-session only; API-key callers have none.
           maybe_model_type: request.model.map(|v| v.to_common_model_type()),
           maybe_prompt_token: prompt_token.as_ref(),
           maybe_debug_log_event_token: Some(&debug_log_event_token),
@@ -368,7 +365,7 @@ pub async fn omni_api_video_generate_handler(
           apriori_job_token: &pipeline_result.billing.apriori_job_token,
           idempotency_token: &idempotency_token,
           user_token,
-          maybe_avt_token: maybe_avt_token.as_ref(),
+          maybe_avt_token: None, // AVT tokens are web-session only; API-key callers have none.
           maybe_model_type: request.model.map(|v| v.to_common_model_type()),
           maybe_prompt_token: prompt_token.as_ref(),
           maybe_debug_log_event_token: Some(&debug_log_event_token),
@@ -398,7 +395,7 @@ pub async fn omni_api_video_generate_handler(
           apriori_job_token: &pipeline_result.billing.apriori_job_token,
           idempotency_token: &idempotency_token,
           user_token,
-          maybe_avt_token: maybe_avt_token.as_ref(),
+          maybe_avt_token: None, // AVT tokens are web-session only; API-key callers have none.
           maybe_model_type: request.model.map(|v| v.to_common_model_type()),
           maybe_prompt_token: prompt_token.as_ref(),
           maybe_debug_log_event_token: Some(&debug_log_event_token),
@@ -422,7 +419,7 @@ pub async fn omni_api_video_generate_handler(
           apriori_job_token: &pipeline_result.billing.apriori_job_token,
           idempotency_token: &idempotency_token,
           user_token,
-          maybe_avt_token: maybe_avt_token.as_ref(),
+          maybe_avt_token: None, // AVT tokens are web-session only; API-key callers have none.
           maybe_model_type: request.model.map(|v| v.to_common_model_type()),
           maybe_prompt_token: prompt_token.as_ref(),
           maybe_debug_log_event_token: Some(&debug_log_event_token),
diff --git a/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/upload/omni_upload_audio_media_file_handler.rs b/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/upload/omni_upload_audio_media_file_handler.rs
index b1e444adae..d2055f62b7 100644
--- a/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/upload/omni_upload_audio_media_file_handler.rs
+++ b/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/upload/omni_upload_audio_media_file_handler.rs
@@ -127,10 +127,6 @@ pub async fn omni_upload_audio_media_file_handler(
 
   let maybe_user_token = Some(&api_session.user_token);
 
-  let maybe_avt_token = server_state
-      .avt_cookie_manager
-      .get_avt_token_from_request(&http_request);
-
   // ==================== RATE LIMIT ==================== //
 
   let rate_limiter = &server_state.redis_rate_limiters.file_upload_logged_in;
@@ -283,7 +279,8 @@ pub async fn omni_upload_audio_media_file_handler(
     maybe_media_class: Some(MediaFileClass::Audio),
     media_file_type: MediaFileType::Audio,
     maybe_creator_user_token: maybe_user_token,
-    maybe_creator_anonymous_visitor_token: maybe_avt_token.as_ref(),
+    // NB: AVT (anonymous visitor) tokens are a web-session concept; API-key callers have none.
+    maybe_creator_anonymous_visitor_token: None,
     creator_ip_address: &ip_address,
     creator_set_visibility,
     upload_type,
diff --git a/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/upload/omni_upload_image_media_file_handler.rs b/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/upload/omni_upload_image_media_file_handler.rs
index e36f5b63a6..a7efced045 100644
--- a/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/upload/omni_upload_image_media_file_handler.rs
+++ b/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/upload/omni_upload_image_media_file_handler.rs
@@ -138,10 +138,6 @@ pub async fn omni_upload_image_media_file_handler(
 
   let maybe_user_token = Some(&api_session.user_token);
 
-  let maybe_avt_token = server_state
-      .avt_cookie_manager
-      .get_avt_token_from_request(&http_request);
-
   // ==================== HANDLE IDEMPOTENCY ==================== //
 
   let uuid_idempotency_token = form.uuid_idempotency_token.as_ref();
@@ -275,7 +271,8 @@ pub async fn omni_upload_image_media_file_handler(
     maybe_media_class: Some(MediaFileClass::Image),
     media_file_type,
     maybe_creator_user_token: maybe_user_token,
-    maybe_creator_anonymous_visitor_token: maybe_avt_token.as_ref(),
+    // NB: AVT (anonymous visitor) tokens are a web-session concept; API-key callers have none.
+    maybe_creator_anonymous_visitor_token: None,
     creator_ip_address: &ip_address,
     creator_set_visibility,
     upload_type,
diff --git a/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/upload/omni_upload_video_media_file_handler.rs b/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/upload/omni_upload_video_media_file_handler.rs
index 66b23f6b95..340a7f9010 100644
--- a/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/upload/omni_upload_video_media_file_handler.rs
+++ b/crates/service/web/storyteller_web/src/http_server/endpoints/omni_api/upload/omni_upload_video_media_file_handler.rs
@@ -165,10 +165,6 @@ pub async fn omni_upload_video_media_file_handler(
 
   let maybe_user_token = Some(&api_session.user_token);
 
-  let maybe_avt_token = server_state
-      .avt_cookie_manager
-      .get_avt_token_from_request(&http_request);
-
   // ==================== RATE LIMIT ==================== //
 
   let rate_limiter = &server_state.redis_rate_limiters.file_upload_logged_in;
@@ -464,7 +460,8 @@ pub async fn omni_upload_video_media_file_handler(
     maybe_media_class: Some(MediaFileClass::Video),
     media_file_type: MediaFileType::Video,
     maybe_creator_user_token: maybe_user_token,
-    maybe_creator_anonymous_visitor_token: maybe_avt_token.as_ref(),
+    // NB: AVT (anonymous visitor) tokens are a web-session concept; API-key callers have none.
+    maybe_creator_anonymous_visitor_token: None,
     creator_ip_address: &ip_address,
     creator_set_visibility,
     upload_type,