diff --git a/web/app/components/workflow/run/utils/format-log/agent/data.ts b/web/app/components/workflow/run/utils/format-log/agent/data.ts
index 2e0c23b5fb..828a482e9d 100644
--- a/web/app/components/workflow/run/utils/format-log/agent/data.ts
+++ b/web/app/components/workflow/run/utils/format-log/agent/data.ts
@@ -89,3 +89,39 @@ export const agentNodeData = (() => {
     }],
   }
 })()
+
+export const oneStepCircle = (() => {
+  const node = {
+    node_type: BlockEnum.Agent,
+    execution_metadata: {
+      agent_log: [
+        { id: '1', label: 'Node 1' },
+        { id: '1', parent_id: '1', label: 'Node 1' },
+        { id: '1', parent_id: '1', label: 'Node 1' },
+        { id: '1', parent_id: '1', label: 'Node 1' },
+        { id: '1', parent_id: '1', label: 'Node 1' },
+        { id: '1', parent_id: '1', label: 'Node 1' },
+      ],
+    },
+  }
+
+  return {
+    in: [node],
+    expect: [{
+      ...node,
+      agentLog: [
+        {
+          id: '1',
+          label: 'Node 1',
+          hasCircle: true,
+        },
+      ],
+    }],
+  }
+})()
+
+export const multiStepsCircle = () => {
+}
+
+export const CircleNestCircle = (() => {
+})()
diff --git a/web/app/components/workflow/run/utils/format-log/agent/index.ts b/web/app/components/workflow/run/utils/format-log/agent/index.ts
index 255dc16c5c..2efa44114c 100644
--- a/web/app/components/workflow/run/utils/format-log/agent/index.ts
+++ b/web/app/components/workflow/run/utils/format-log/agent/index.ts
@@ -3,6 +3,10 @@ import type { AgentLogItem, AgentLogItemWithChildren, NodeTracing } from '@/type
 
 const supportedAgentLogNodes = [BlockEnum.Agent, BlockEnum.Tool]
 
+const removeCircle = (node: NodeTracing) => {
+
+}
+
 const listToTree = (logs: AgentLogItem[]) => {
   if (!logs || logs.length === 0)
     return []
@@ -24,6 +28,7 @@ const listToTree = (logs: AgentLogItem[]) => {
   })
   return tree
 }
+
 const format = (list: NodeTracing[]): NodeTracing[] => {
   const result: NodeTracing[] = list.map((item) => {
     if (supportedAgentLogNodes.includes(item.node_type) && item.execution_metadata?.agent_log && item.execution_metadata?.agent_log.length > 0)