diff --git a/easyflow-ui-admin/app/src/views/ai/agents/AgentDesigner.vue b/easyflow-ui-admin/app/src/views/ai/agents/AgentDesigner.vue
index 4ea441a5..4e710e6e 100644
--- a/easyflow-ui-admin/app/src/views/ai/agents/AgentDesigner.vue
+++ b/easyflow-ui-admin/app/src/views/ai/agents/AgentDesigner.vue
@@ -45,7 +45,6 @@ import AgentCommandBar from './components/AgentCommandBar.vue';
 import AgentInspectorPanel from './components/AgentInspectorPanel.vue';
 import AgentSkillSelectorDialog from './components/AgentSkillSelectorDialog.vue';
 import { useAgentDesignerState } from './composables/useAgentDesignerState';
-import { resolveAgentCompressionTokenThreshold } from './compression-threshold';
 import { createMcpToolLoader } from './mcpToolLoader';
 
 const route = useRoute();
@@ -423,25 +422,8 @@ function runValidation() {
   return true;
 }
 
-function syncAgentCompressionThreshold() {
-  const selectedModel = models.value.find(
-    (model) => model.value === String(state.agent.modelId ?? ''),
-  );
-  const memoryConfig = (state.agent.memoryConfigJson ||= {});
-  const compressionParameter = (memoryConfig.compressionParameter ||= {});
-  compressionParameter.minCompressionTokenThreshold =
-    resolveAgentCompressionTokenThreshold({
-      contextWindowTokens: selectedModel?.raw?.contextWindowTokens,
-      generationConfig: state.agent.generationConfigJson,
-      maxOutputTokens: selectedModel?.raw?.maxOutputTokens,
-      systemPrompt: state.agent.promptConfigJson?.systemPrompt,
-      toolBindings: state.toolBindings,
-    });
-}
-
 async function handleSave(showMessage = true) {
   if (!runValidation()) return false;
-  syncAgentCompressionThreshold();
   saveLoading.value = true;
   try {
     const agentPayload = buildPayloadAgent({
@@ -556,7 +538,6 @@ async function handleOffline() {
 
 function handleTryout() {
   if (!runValidation()) return;
-  syncAgentCompressionThreshold();
   openTryout();
 }
 
diff --git a/easyflow-ui-admin/app/src/views/ai/agents/composables/useAgentDesignerState.test.ts b/easyflow-ui-admin/app/src/views/ai/agents/composables/useAgentDesignerState.test.ts
index 6007b4ba..421fbb1f 100644
--- a/easyflow-ui-admin/app/src/views/ai/agents/composables/useAgentDesignerState.test.ts
+++ b/easyflow-ui-admin/app/src/views/ai/agents/composables/useAgentDesignerState.test.ts
@@ -84,7 +84,7 @@ describe('useAgentDesignerState document context budget', () => {
 });
 
 describe('useAgentDesignerState memory compression', () => {
-  it('keeps only token-based compression settings in state and payload', () => {
+  it('keeps the manually configured token threshold in state and payload', () => {
     expect(
       createEmptyAgent().memoryConfigJson?.compressionParameter,
     ).not.toHaveProperty('msgThreshold');
@@ -98,7 +98,7 @@ describe('useAgentDesignerState memory compression', () => {
           enabled: true,
           msgThreshold: 12,
           lastKeep: 6,
-          minCompressionTokenThreshold: 128_000,
+          minCompressionTokenThreshold: 800_000,
         },
       },
     });
@@ -108,7 +108,7 @@ describe('useAgentDesignerState memory compression', () => {
     expect(stateCompressionParameter).not.toHaveProperty('msgThreshold');
     expect(stateCompressionParameter?.lastKeep).toBe(6);
     expect(stateCompressionParameter?.minCompressionTokenThreshold).toBe(
-      128_000,
+      800_000,
     );
 
     const payloadMemoryConfig = designer.buildPayloadAgent().memoryConfigJson;
@@ -118,7 +118,7 @@ describe('useAgentDesignerState memory compression', () => {
     );
     expect(
       payloadMemoryConfig?.compressionParameter.minCompressionTokenThreshold,
-    ).toBe(128_000);
+    ).toBe(800_000);
   });
 });