fix: canonical ckpt for agentic

Author: ivanium

runners/launch_gb200-nv.sh

@@ -156,11 +156,15 @@ elif [[ $FRAMEWORK == "dynamo-vllm" ]]; then
         export MODEL_PATH="/mnt/lustre01/models/kimi-k2.5-nvfp4"
         export SRT_SLURM_MODEL_PREFIX="kimi-k2.5-nvfp4"
     elif [[ $MODEL_PREFIX == "dsv4" && $PRECISION == "fp4" ]]; then
-        # The FP4 checkpoint is staged on compute-visible Lustre. The former
-        # /mnt/numa1 path is no longer present on watchtower compute nodes;
-        # the lowercase Lustre sibling is the FP8 checkpoint, so keep the
-        # NVFP4 path explicit here.
-        export MODEL_PATH="/mnt/lustre01/models/DeepSeek-V4-Pro-NVFP4/"
+        if [[ "${IS_AGENTIC:-0}" == "1" ]]; then
+            # AgentX was tuned against the canonical DeepSeek-V4-Pro
+            # checkpoint, which is staged on compute-visible Lustre.
+            export MODEL_PATH="/mnt/lustre01/models/deepseek-v4-pro"
+        else
+            # Existing fixed-sequence GB200 recipes use the NVIDIA ModelOpt
+            # NVFP4 checkpoint.
+            export MODEL_PATH="/mnt/lustre01/models/DeepSeek-V4-Pro-NVFP4/"
+        fi
         export SRT_SLURM_MODEL_PREFIX="deepseek-v4-pro"
     elif [[ $MODEL_PREFIX == "minimaxm2.5" && $PRECISION == "fp4" ]]; then
         export MODEL_PATH="/mnt/lustre01/models/MiniMax-M2.5-NVFP4"