diff --git a/tools/launcher/common/specdec_bench/_cells/gemma-4-E4B-it_mtp_vllm_t0_d7.yaml b/tools/launcher/common/specdec_bench/_cells/gemma-4-E4B-it_mtp_vllm_t0_d7.yaml
new file mode 100644
index 00000000000..fcf893c989e
--- /dev/null
+++ b/tools/launcher/common/specdec_bench/_cells/gemma-4-E4B-it_mtp_vllm_t0_d7.yaml
@@ -0,0 +1,4 @@
+sampling_kwargs:
+  temperature: 0
+engine_args:
+  max_model_len: 40960