diff --git a/apps/api/internal/httpapi/gemini_compat.go b/apps/api/internal/httpapi/gemini_compat.go
index e47e932..aac8b4b 100644
--- a/apps/api/internal/httpapi/gemini_compat.go
+++ b/apps/api/internal/httpapi/gemini_compat.go
@@ -38,6 +38,42 @@ type geminiUploadSession struct {
 	CreatedAt   time.Time
 }
 
+var geminiGenerateContentRoutePrefixes = []string{
+	"/v1beta/models/",
+	"/v1/models/",
+	"/models/",
+}
+
+func (s *Server) registerGeminiGenerateContentRoutes(mux *http.ServeMux) {
+	handler := s.auth.Require(auth.PermissionBasic, http.HandlerFunc(s.geminiGenerateContent))
+	for _, prefix := range geminiGenerateContentRoutePrefixes {
+		mux.Handle("POST "+prefix, geminiGenerateContentRouteHandler(prefix, handler))
+	}
+}
+
+func geminiGenerateContentRouteHandler(prefix string, next http.Handler) http.Handler {
+	return http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) {
+		model, ok := geminiGenerateContentModelFromPath(prefix, r.URL.Path)
+		if !ok {
+			http.NotFound(w, r)
+			return
+		}
+		r.SetPathValue("model", model)
+		next.ServeHTTP(w, r)
+	})
+}
+
+func geminiGenerateContentModelFromPath(prefix string, requestPath string) (string, bool) {
+	if !strings.HasPrefix(requestPath, prefix) {
+		return "", false
+	}
+	model, ok := strings.CutSuffix(strings.TrimPrefix(requestPath, prefix), ":generateContent")
+	if !ok || strings.TrimSpace(model) == "" || strings.Contains(model, "/") {
+		return "", false
+	}
+	return model, true
+}
+
 func (s *Server) geminiGenerateContent(w http.ResponseWriter, r *http.Request) {
 	user, ok := auth.UserFromContext(r.Context())
 	if !ok {
diff --git a/apps/api/internal/httpapi/gemini_compat_test.go b/apps/api/internal/httpapi/gemini_compat_test.go
index 753d43b..d7e5c79 100644
--- a/apps/api/internal/httpapi/gemini_compat_test.go
+++ b/apps/api/internal/httpapi/gemini_compat_test.go
@@ -2,6 +2,65 @@ package httpapi
 
 import "testing"
 
+func TestGeminiGenerateContentModelFromPath(t *testing.T) {
+	tests := []struct {
+		name        string
+		prefix      string
+		requestPath string
+		wantModel   string
+		wantOK      bool
+	}{
+		{
+			name:        "v1beta model",
+			prefix:      "/v1beta/models/",
+			requestPath: "/v1beta/models/gemini-2.5-flash:generateContent",
+			wantModel:   "gemini-2.5-flash",
+			wantOK:      true,
+		},
+		{
+			name:        "v1 model",
+			prefix:      "/v1/models/",
+			requestPath: "/v1/models/gemini-compatible:generateContent",
+			wantModel:   "gemini-compatible",
+			wantOK:      true,
+		},
+		{
+			name:        "bare model path",
+			prefix:      "/models/",
+			requestPath: "/models/gemini-image:generateContent",
+			wantModel:   "gemini-image",
+			wantOK:      true,
+		},
+		{
+			name:        "wrong suffix",
+			prefix:      "/v1beta/models/",
+			requestPath: "/v1beta/models/gemini-2.5-flash:countTokens",
+			wantOK:      false,
+		},
+		{
+			name:        "missing model",
+			prefix:      "/v1beta/models/",
+			requestPath: "/v1beta/models/:generateContent",
+			wantOK:      false,
+		},
+		{
+			name:        "extra path segment",
+			prefix:      "/v1beta/models/",
+			requestPath: "/v1beta/models/group/gemini-2.5-flash:generateContent",
+			wantOK:      false,
+		},
+	}
+
+	for _, tt := range tests {
+		t.Run(tt.name, func(t *testing.T) {
+			gotModel, gotOK := geminiGenerateContentModelFromPath(tt.prefix, tt.requestPath)
+			if gotOK != tt.wantOK || gotModel != tt.wantModel {
+				t.Fatalf("geminiGenerateContentModelFromPath() = %q, %v; want %q, %v", gotModel, gotOK, tt.wantModel, tt.wantOK)
+			}
+		})
+	}
+}
+
 func TestGeminiImageTaskBodyMapsTextOnlyToImageGenerate(t *testing.T) {
 	mapping, err := geminiImageTaskBody("gemini-image", map[string]any{
 		"contents": []any{
diff --git a/apps/api/internal/httpapi/server.go b/apps/api/internal/httpapi/server.go
index 33b6df2..124a571 100644
--- a/apps/api/internal/httpapi/server.go
+++ b/apps/api/internal/httpapi/server.go
@@ -149,9 +149,7 @@ func NewServerWithContext(ctx context.Context, cfg config.Config, db *store.Stor
 	mux.Handle("GET /api/v1/voice_clone/voices", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.listClonedVoices)))
 	mux.Handle("DELETE /api/v1/voice_clone/voices/{voiceID}", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.deleteClonedVoice)))
 	mux.Handle("POST /api/v1/files/upload", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.uploadFile)))
-	mux.Handle("POST /v1beta/models/{model}:generateContent", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.geminiGenerateContent)))
-	mux.Handle("POST /v1/models/{model}:generateContent", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.geminiGenerateContent)))
-	mux.Handle("POST /models/{model}:generateContent", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.geminiGenerateContent)))
+	server.registerGeminiGenerateContentRoutes(mux)
 	mux.Handle("POST /upload/{version}/files", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.geminiFilesUpload)))
 	mux.Handle("POST /upload/{version}/files/{uploadID}", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.geminiFilesUploadFinalize)))
 	mux.Handle("GET /api/v1/tasks", server.auth.Require(auth.PermissionBasic, http.HandlerFunc(server.listTasks)))