diff --git a/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-high-tpt-megamoe.yaml b/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-high-tpt-megamoe.yaml
index a78b83ce2e..99f85702b3 100644
--- a/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-high-tpt-megamoe.yaml
+++ b/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-high-tpt-megamoe.yaml
@@ -18,12 +18,12 @@ name: "svf-vllm-disagg-gb200-high-tpt-megamoe"
 #     absorb cold-cache /mnt/numa1 model loads.
 model:
   path: "deepseek-v4-pro"
-  container: "vllm/vllm-openai:v0.20.0-ubuntu2404"
+  container: "vllm/vllm-openai:dsv4-megamoe-mxfp4-arm64-cu130-4ba0a72"
   precision: "fp4"
 
 dynamo:
   install: true
-  wheel: "1.2.0.dev20260426"
+  wheel: "1.3.0.dev1"
 
 setup_script: vllm-container-deps.sh
 
@@ -48,11 +48,14 @@ infra:
 
 frontend:
   type: dynamo
-  enable_multiple_frontends: false
+  enable_multiple_frontends: true
+  env:
+    DYN_REQUEST_PLANE_CODEC: "msgpack"
 backend:
   type: vllm
   connector: null
   prefill_environment:
+    DYN_REQUEST_PLANE_CODEC: "msgpack"
     TILELANG_CLEANUP_TEMP_FILES: "1"
     VLLM_USE_NCCL_SYMM_MEM: "1"
     TORCH_SYMMMEM: "NVSHMEM"
@@ -70,6 +73,7 @@ backend:
     UCX_CUDA_IPC_ENABLE_MNNVL: "y"
     NCCL_P2P_LEVEL: NVL
   decode_environment:
+    DYN_REQUEST_PLANE_CODEC: "msgpack"
     TILELANG_CLEANUP_TEMP_FILES: "1"
     VLLM_USE_NCCL_SYMM_MEM: "1"
     TORCH_SYMMMEM: "NVSHMEM"
diff --git a/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-low-latency.yaml b/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-low-latency.yaml
index 6c5dec41d5..1e202b2281 100644
--- a/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-low-latency.yaml
+++ b/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-low-latency.yaml
@@ -17,12 +17,12 @@ name: "svf-vllm-disagg-gb200-low-latency"
 #     absorb cold-cache /mnt/numa1 model loads.
 model:
   path: "deepseek-v4-pro"
-  container: "vllm/vllm-openai:v0.20.0-ubuntu2404"
+  container: "vllm/vllm-openai:dsv4-megamoe-mxfp4-arm64-cu130-4ba0a72"
   precision: "fp4"
 
 dynamo:
   install: true
-  wheel: "1.2.0.dev20260426"
+  wheel: "1.3.0.dev1"
 
 setup_script: vllm-container-deps.sh
 
@@ -47,11 +47,14 @@ infra:
 
 frontend:
   type: dynamo
-  enable_multiple_frontends: false
+  enable_multiple_frontends: true
+  env:
+    DYN_REQUEST_PLANE_CODEC: "msgpack"
 backend:
   type: vllm
   connector: null
   prefill_environment:
+    DYN_REQUEST_PLANE_CODEC: "msgpack"
     TILELANG_CLEANUP_TEMP_FILES: "1"
     VLLM_USE_NCCL_SYMM_MEM: "1"
     NCCL_CUMEM_ENABLE: "1"
@@ -68,6 +71,7 @@ backend:
     UCX_CUDA_IPC_ENABLE_MNNVL: "y"
     NCCL_P2P_LEVEL: NVL
   decode_environment:
+    DYN_REQUEST_PLANE_CODEC: "msgpack"
     TILELANG_CLEANUP_TEMP_FILES: "1"
     VLLM_USE_NCCL_SYMM_MEM: "1"
     NCCL_CUMEM_ENABLE: "1"
diff --git a/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-low-middle-curve.yaml b/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-low-middle-curve.yaml
index 98ec9acdad..cc4f142296 100644
--- a/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-low-middle-curve.yaml
+++ b/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-low-middle-curve.yaml
@@ -18,12 +18,12 @@ name: "svf-vllm-disagg-gb200-low-middle-curve"
 #     absorb cold-cache /mnt/numa1 model loads.
 model:
   path: "deepseek-v4-pro"
-  container: "vllm/vllm-openai:v0.20.0-ubuntu2404"
+  container: "vllm/vllm-openai:dsv4-megamoe-mxfp4-arm64-cu130-4ba0a72"
   precision: "fp4"
 
 dynamo:
   install: true
-  wheel: "1.2.0.dev20260426"
+  wheel: "1.3.0.dev1"
 
 setup_script: vllm-container-deps.sh
 
@@ -48,11 +48,14 @@ infra:
 
 frontend:
   type: dynamo
-  enable_multiple_frontends: false
+  enable_multiple_frontends: true
+  env:
+    DYN_REQUEST_PLANE_CODEC: "msgpack"
 backend:
   type: vllm
   connector: null
   prefill_environment:
+    DYN_REQUEST_PLANE_CODEC: "msgpack"
     TILELANG_CLEANUP_TEMP_FILES: "1"
     VLLM_USE_NCCL_SYMM_MEM: "1"
     NCCL_CUMEM_ENABLE: "1"
@@ -69,6 +72,7 @@ backend:
     UCX_CUDA_IPC_ENABLE_MNNVL: "y"
     NCCL_P2P_LEVEL: NVL
   decode_environment:
+    DYN_REQUEST_PLANE_CODEC: "msgpack"
     TILELANG_CLEANUP_TEMP_FILES: "1"
     VLLM_USE_NCCL_SYMM_MEM: "1"
     NCCL_CUMEM_ENABLE: "1"
diff --git a/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-max-tpt-megamoe.yaml b/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-max-tpt-megamoe.yaml
index db3caef440..9a46c6997d 100644
--- a/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-max-tpt-megamoe.yaml
+++ b/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-max-tpt-megamoe.yaml
@@ -18,12 +18,12 @@ name: "svf-vllm-disagg-gb200-max-tpt-megamoe"
 #     absorb cold-cache /mnt/numa1 model loads.
 model:
   path: "deepseek-v4-pro"
-  container: "vllm/vllm-openai:v0.20.0-ubuntu2404"
+  container: "vllm/vllm-openai:dsv4-megamoe-mxfp4-arm64-cu130-4ba0a72"
   precision: "fp4"
 
 dynamo:
   install: true
-  wheel: "1.2.0.dev20260426"
+  wheel: "1.3.0.dev1"
 
 setup_script: vllm-container-deps.sh
 
@@ -48,11 +48,14 @@ infra:
 
 frontend:
   type: dynamo
-  enable_multiple_frontends: false
+  enable_multiple_frontends: true
+  env:
+    DYN_REQUEST_PLANE_CODEC: "msgpack"
 backend:
   type: vllm
   connector: null
   prefill_environment:
+    DYN_REQUEST_PLANE_CODEC: "msgpack"
     TILELANG_CLEANUP_TEMP_FILES: "1"
     VLLM_USE_NCCL_SYMM_MEM: "1"
     TORCH_SYMMMEM: "NVSHMEM"
@@ -70,6 +73,7 @@ backend:
     UCX_CUDA_IPC_ENABLE_MNNVL: "y"
     NCCL_P2P_LEVEL: NVL
   decode_environment:
+    DYN_REQUEST_PLANE_CODEC: "msgpack"
     TILELANG_CLEANUP_TEMP_FILES: "1"
     VLLM_USE_NCCL_SYMM_MEM: "1"
     TORCH_SYMMMEM: "NVSHMEM"
diff --git a/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-mid-curve-megamoe.yaml b/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-mid-curve-megamoe.yaml
index a1f7cfd5a6..8a37a551cc 100644
--- a/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-mid-curve-megamoe.yaml
+++ b/benchmarks/multi_node/srt-slurm-recipes/vllm/deepseek-v4/8k1k/disagg-gb200-mid-curve-megamoe.yaml
@@ -18,12 +18,12 @@ name: "svf-vllm-disagg-gb200-mid-curve-megamoe"
 #     absorb cold-cache /mnt/numa1 model loads.
 model:
   path: "deepseek-v4-pro"
-  container: "vllm/vllm-openai:v0.20.0-ubuntu2404"
+  container: "vllm/vllm-openai:dsv4-megamoe-mxfp4-arm64-cu130-4ba0a72"
   precision: "fp4"
 
 dynamo:
   install: true
-  wheel: "1.2.0.dev20260426"
+  wheel: "1.3.0.dev1"
 
 setup_script: vllm-container-deps.sh
 
@@ -48,11 +48,14 @@ infra:
 
 frontend:
   type: dynamo
-  enable_multiple_frontends: false
+  enable_multiple_frontends: true
+  env:
+    DYN_REQUEST_PLANE_CODEC: "msgpack"
 backend:
   type: vllm
   connector: null
   prefill_environment:
+    DYN_REQUEST_PLANE_CODEC: "msgpack"
     TILELANG_CLEANUP_TEMP_FILES: "1"
     VLLM_USE_NCCL_SYMM_MEM: "1"
     TORCH_SYMMMEM: "NVSHMEM"
@@ -70,6 +73,7 @@ backend:
     UCX_CUDA_IPC_ENABLE_MNNVL: "y"
     NCCL_P2P_LEVEL: NVL
   decode_environment:
+    DYN_REQUEST_PLANE_CODEC: "msgpack"
     TILELANG_CLEANUP_TEMP_FILES: "1"
     VLLM_USE_NCCL_SYMM_MEM: "1"
     TORCH_SYMMMEM: "NVSHMEM"
diff --git a/configs/nvidia-master.yaml b/configs/nvidia-master.yaml
index 6be8e006f9..a3fbe93a2b 100644
--- a/configs/nvidia-master.yaml
+++ b/configs/nvidia-master.yaml
@@ -8587,7 +8587,7 @@ dsv4-fp4-b200-dynamo-vllm:
           dp-attn: true
 
 dsv4-fp4-gb200-dynamo-vllm:
-  image: vllm/vllm-openai:v0.20.0-ubuntu2404
+  image: vllm/vllm-openai:dsv4-megamoe-mxfp4-arm64-cu130-4ba0a72
   model: deepseek-ai/DeepSeek-V4-Pro
   model-prefix: dsv4
   runner: gb200
diff --git a/perf-changelog.yaml b/perf-changelog.yaml
index c1a3c3aee8..924d0cc1b2 100644
--- a/perf-changelog.yaml
+++ b/perf-changelog.yaml
@@ -4699,3 +4699,12 @@
     - "Clean the export envs"
     - "Enable two batch overlap"
   pr-link: https://github.com/SemiAnalysisAI/InferenceX/pull/2093
+
+- config-keys:
+    - dsv4-fp4-gb200-dynamo-vllm
+  description:
+    - "Update the Dynamo wheel from 1.2.0.dev20260426 to 1.3.0.dev1"
+    - "Enable multiple Dynamo frontends across all DeepSeek-V4-Pro FP4 GB200 topologies"
+    - "Use MessagePack encoding for the Dynamo request plane on frontends and workers"
+    - "Update the vLLM image from v0.20.0-ubuntu2404 to dsv4-megamoe-mxfp4-arm64-cu130-4ba0a72"
+  pr-link: https://github.com/SemiAnalysisAI/InferenceX/pull/2139