diff --git a/configs/amd-master.yaml b/configs/amd-master.yaml
index 59f655945..40836fe2c 100644
--- a/configs/amd-master.yaml
+++ b/configs/amd-master.yaml
@@ -372,7 +372,7 @@ qwen3.5-fp4-mi355x-sglang-agentic-mtp:
     agentic-coding:
     - dram-utilization: 0.80
       search-space:
-      - { tp: 2, ep: 2, spec-decoding: mtp, kv-offloading: none, conc-list: [1, 4, 8, 12, 16, 20] }
+      - { tp: 2, ep: 1, spec-decoding: mtp, kv-offloading: none, conc-list: [1, 4, 8, 12, 16, 20, 24, 28, 32] }
       - { tp: 4, ep: 1, spec-decoding: mtp, kv-offloading: none, conc-list: [1, 4, 8, 12, 16, 20, 24, 28, 32, 40] }
 
 qwen3.5-fp4-mi355x-sglang-disagg:
diff --git a/perf-changelog.yaml b/perf-changelog.yaml
index 93b6a7c1b..d98491b1c 100644
--- a/perf-changelog.yaml
+++ b/perf-changelog.yaml
@@ -6251,3 +6251,12 @@
   description:
     - "Refresh with lower stream interval to collect correct client metrics"
   pr-link: https://github.com/SemiAnalysisAI/InferenceX/pull/2686
+
+- config-keys:
+    - qwen3.5-fp4-mi355x-sglang-agentic-mtp
+  scenario-type:
+    - agentic-coding
+  description:
+    - "Replace the TP2/EP2 arm with TP2/EP1 so the 2-GPU point matches qwen3.5-fp4-b200-sglang-agentic-mtp."
+    - "Extend the TP2 concurrency list to 1, 4, 8, 12, 16, 20, 24, 28, and 32."
+  pr-link: https://github.com/SemiAnalysisAI/InferenceX/pull/2694