migrate ai format conversion to responses adapters

apps/aether-gateway/src/handlers/public/support/models/shared.rs

@@ -6,20 +6,27 @@ use aether_scheduler_core::matches_model_mapping;
 use super::GatewayPublicRequestContext;
 
 pub(crate) fn models_api_format(request_context: &GatewayPublicRequestContext) -> Option<&str> {
-    request_context
+    let signature = request_context
         .control_decision
         .as_ref()
         .and_then(|decision| decision.auth_endpoint_signature.as_deref())
-        .filter(|signature| {
-            matches!(
-                *signature,
-                "openai:chat" | "openai:image" | "claude:chat" | "gemini:chat"
-            )
-        })
+        .map(str::trim)
+        .filter(|signature| !signature.is_empty())?;
+    match signature.to_ascii_lowercase().as_str() {
+        "openai:chat" => Some("openai:chat"),
+        "openai:responses" | "openai:cli" => Some("openai:responses"),
+        "openai:responses:compact" | "openai:compact" => Some("openai:responses:compact"),
+        "openai:image" => Some("openai:image"),
+        "claude:chat" => Some("claude:chat"),
+        "gemini:chat" => Some("gemini:chat"),
+        _ => None,
+    }
 }
 
 const MODELS_CROSS_FORMAT_QUERY_API_FORMATS: &[&str] = &[
     "openai:chat",
+    "openai:responses",
+    "openai:responses:compact",
     "openai:cli",
     "openai:compact",
     "openai:image",
@@ -31,7 +38,13 @@ const MODELS_CROSS_FORMAT_QUERY_API_FORMATS: &[&str] = &[
 
 pub(super) fn models_query_api_formats(api_format: &str) -> &'static [&'static str] {
     match api_format.trim().to_ascii_lowercase().as_str() {
-        "openai:chat" | "claude:chat" | "gemini:chat" => MODELS_CROSS_FORMAT_QUERY_API_FORMATS,
+        "openai:chat"
+        | "openai:responses"
+        | "openai:responses:compact"
+        | "openai:cli"
+        | "openai:compact"
+        | "claude:chat"
+        | "gemini:chat" => MODELS_CROSS_FORMAT_QUERY_API_FORMATS,
         "openai:image" => &["openai:image"],
         _ => &[],
     }

apps/aether-gateway/src/handlers/public/support/user_me_usage.rs

@@ -213,6 +213,8 @@ fn users_me_usage_api_format_defaults_to_non_stream(item: &StoredRequestUsageAud
         api_format,
         Some(value)
             if value.eq_ignore_ascii_case("openai:chat")
+                || value.eq_ignore_ascii_case("openai:responses")
+                || value.eq_ignore_ascii_case("openai:responses:compact")
                 || value.eq_ignore_ascii_case("openai:cli")
                 || value.eq_ignore_ascii_case("openai:compact")
                 || value.eq_ignore_ascii_case("openai:image")
@@ -1424,10 +1426,10 @@ mod tests {
     }
 
     #[test]
-    fn user_usage_stream_defaults_to_non_stream_for_openai_cli_request_body_without_flag() {
+    fn user_usage_stream_defaults_to_non_stream_for_openai_responses_request_body_without_flag() {
         let item = StoredRequestUsageAudit {
             is_stream: true,
-            api_format: Some("openai:cli".to_string()),
+            api_format: Some("openai:responses".to_string()),
             request_body: Some(json!({
                 "model": "gpt-5.4",
                 "input": [{"role": "user", "content": "hi"}],