diff --git a/benchmarks/single_node/agentic/glm5.2_fp4_mi355x_sglang_mtp.sh b/benchmarks/single_node/agentic/glm5.2_fp4_mi355x_sglang_mtp.sh
index 11e40a70eb..ee35417d9e 100644
--- a/benchmarks/single_node/agentic/glm5.2_fp4_mi355x_sglang_mtp.sh
+++ b/benchmarks/single_node/agentic/glm5.2_fp4_mi355x_sglang_mtp.sh
@@ -62,10 +62,8 @@ export AIPERF_HTTP_TCP_USER_TIMEOUT=900000
 # Outlast the client pool so the race cannot occur.
 export SGLANG_TIMEOUT_KEEP_ALIVE=900
 # The DSA indexer's top-k v2 kernel (default since v0.5.14) is JIT-compiled
-# from CUDA-only source (cooperative_groups.h) and cannot build for gfx950;
-# v1 dispatches to the precompiled HIP op in sgl-kernel (upstream MI355X CI
-# runs DSA models the same way).
-export SGLANG_OPT_USE_TOPK_V2=false
+# PR #36684 & PR #36851 turned the v2 fused top-k on for GLM-5.x on ROCm
+export SGLANG_OPT_USE_TOPK_V2=true
  
 # HiCache L2 (host DRAM), optionally extended with Mooncake L3.
 # KV_OFFLOADING=dram requires KV_OFFLOAD_BACKEND=hicache or mooncake.
diff --git a/perf-changelog.yaml b/perf-changelog.yaml
index 390afc2ecf..7fb1599840 100644
--- a/perf-changelog.yaml
+++ b/perf-changelog.yaml
@@ -6969,3 +6969,12 @@
     - "Use SGLang's current W4A4 MegaMoE and DP LM-head flags for DP-attention instead of the deprecated MegaMoE environment variables."
     - "Resolve draft-model jobs through the existing B200 SGLang speculative recipe and the staged DeepSeek-V4-Pro-0813 checkpoint."
   pr-link: https://github.com/SemiAnalysisAI/InferenceX/pull/2821
+
+- config-keys:
+    - glm5.2-fp4-mi355x-sglang-agentic-mtp
+  scenario-type:
+    - agentic-coding
+  description:
+    - "Set SGLANG_OPT_USE_TOPK_V2=true in benchmarks/single_node/agentic/glm5.2_fp4_mi355x_sglang_mtp.sh. The recipe forced the v1 top-k because the DSA indexer's v2 fused kernel would not build for gfx950; sgl-project/sglang PR #36684 and PR #36851 add the ROCm path, so v2 now dispatches natively."
+    - "No other recipe change: image, TP4/EP4 HiCache and TP8/EP1 resident arms, MTP, and concurrency grids are unchanged."
+  pr-link: https://github.com/SemiAnalysisAI/InferenceX/pull/2915