diff --git a/.github/configs/nvidia-master.yaml b/.github/configs/nvidia-master.yaml
index 33751270b..292169457 100644
--- a/.github/configs/nvidia-master.yaml
+++ b/.github/configs/nvidia-master.yaml
@@ -3083,7 +3083,7 @@ gptoss-fp4-b200-vllm:
     - { tp: 8, conc-start: 4, conc-end: 4 }
 
 minimaxm2.5-fp8-b200-vllm:
-  image: vllm/vllm-openai:v0.17.0-cu130
+  image: vllm/vllm-openai:v0.18.0-cu130
   model: MiniMaxAI/MiniMax-M2.5
   model-prefix: minimaxm2.5
   runner: b200
@@ -3094,13 +3094,15 @@ minimaxm2.5-fp8-b200-vllm:
   - isl: 1024
     osl: 1024
     search-space:
-    - { tp: 2, conc-start: 4, conc-end: 64 }
-    - { tp: 4, conc-start: 4, conc-end: 64 }
+    - { tp: 2, conc-start: 4, conc-end: 256 }
+    - { tp: 4, conc-start: 4, conc-end: 256 }
+    - { tp: 4, ep: 4, conc-start: 64, conc-end: 64 }
+    - { tp: 8, conc-start: 4, conc-end: 8 }
   - isl: 8192
     osl: 1024
     search-space:
-    - { tp: 2, conc-start: 4, conc-end: 64 }
-    - { tp: 4, conc-start: 4, conc-end: 64 }
+    - { tp: 2, conc-start: 4, conc-end: 256 }
+    - { tp: 4, conc-start: 4, conc-end: 256 }
 
 gptoss-fp4-h100-vllm:
   image: vllm/vllm-openai:v0.18.0
diff --git a/benchmarks/single_node/minimaxm2.5_fp8_b200.sh b/benchmarks/single_node/minimaxm2.5_fp8_b200.sh
index 5ea1b8657..11e9ce65e 100755
--- a/benchmarks/single_node/minimaxm2.5_fp8_b200.sh
+++ b/benchmarks/single_node/minimaxm2.5_fp8_b200.sh
@@ -24,8 +24,8 @@ hf download "$MODEL"
 SERVER_LOG=/workspace/server.log
 PORT=${PORT:-8888}
 
-export VLLM_USE_FLASHINFER_MOE_FP8=0
-export VLLM_MOE_USE_DEEP_GEMM=0
+export VLLM_USE_DEEP_GEMM=0
+export VLLM_FLASHINFER_ALLREDUCE_BACKEND=mnnvl
 
 if [ "$EP_SIZE" -ge 1 ]; then
   EP=" --enable-expert-parallel"
@@ -47,7 +47,8 @@ $EP \
 --gpu-memory-utilization 0.95 \
 --max-model-len $MAX_MODEL_LEN \
 --block-size=32 \
---no-enable-prefix-caching \
+--kv-cache-dtype fp8 \
+--stream-interval 20 --no-enable-prefix-caching \
 --trust-remote-code > $SERVER_LOG 2>&1 &
 
 SERVER_PID=$!
diff --git a/perf-changelog.yaml b/perf-changelog.yaml
index 81fc5f100..90d1035c0 100644
--- a/perf-changelog.yaml
+++ b/perf-changelog.yaml
@@ -1129,7 +1129,7 @@
   description:
     - "Disable prefix caching (--no-enable-prefix-caching) for all MiniMax benchmarks using random datasets"
   pr-link: https://github.com/SemiAnalysisAI/InferenceX/pull/966
-  
+
 - config-keys:
     # NVIDIA single-node
     - dsr1-fp4-b200-sglang
@@ -1189,3 +1189,11 @@
     - "Separate evals, change to 8k1k, fail loudly, 5-shot, top of curve & middle of curve"
   pr-link: https://github.com/SemiAnalysisAI/InferenceX/pull/911
   evals-only: true
+
+- config-keys:
+    - minimaxm2.5-fp8-b200-vllm
+  description:
+    - "Update vLLM image from v0.17.0 to v0.18.0 for MiniMax-M2.5 FP8 B200"
+    - "Add tp4 ep4 search-space entries (conc 32-256) for all seq-len configs"
+    - "Remove ISL 1024 / OSL 8192 seq-len config"
+  pr-link: https://github.com/SemiAnalysisAI/InferenceX/pull/947