Add FLUX.2-klein-9B to the curated image models

studio/backend/tests/test_diffusion_backend.py

@@ -40,6 +40,8 @@ def test_detect_family_from_repo_id():
     assert klein.name == "flux.2-klein"
     assert klein.pipeline_class == "Flux2KleinPipeline"
     assert klein.cfg_kwarg == "guidance_scale"
+    # Both klein sizes share the one family (base repo resolved per-variant).
+    assert detect_family("unsloth/FLUX.2-klein-9B-GGUF").name == "flux.2-klein"
     # Only klein is wired up; the Mistral-based FLUX.2-dev base repo is gated.
     assert detect_family("unsloth/FLUX.2-dev-GGUF") is None
     # Qwen-Image guides via true_cfg_scale, not guidance_scale.

studio/frontend/src/features/images/images-page.tsx

@@ -74,6 +74,7 @@ const MODELS: ModelOption[] = [
   txt2img("unsloth/FLUX.1-schnell-GGUF", "FLUX.1 schnell"),
   txt2img("unsloth/FLUX.1-dev-GGUF", "FLUX.1 dev"),
   txt2img("unsloth/FLUX.2-klein-4B-GGUF", "FLUX.2 klein 4B"),
+  txt2img("unsloth/FLUX.2-klein-9B-GGUF", "FLUX.2 klein 9B"),
 ];
 
 // Per-model generation defaults (steps + guidance), matched by repo-id substring,