diff --git a/apps/desktop/src/components/grid/DataGrid.vue b/apps/desktop/src/components/grid/DataGrid.vue
index f1ab7ac673..3f852a73b8 100644
--- a/apps/desktop/src/components/grid/DataGrid.vue
+++ b/apps/desktop/src/components/grid/DataGrid.vue
@@ -12057,6 +12057,9 @@ const gridContextMenuItems = computed<ContextMenuItem[]>(() => {
                   <Button v-if="activeValueEditorActions.includes('formatJson')" variant="outline" size="sm" class="h-6 text-xs" @mousedown.prevent @click="formatValueEditorJson">
                     {{ t("grid.formatJson") }}
                   </Button>
+                  <Button v-if="activeValueEditorActions.includes('compactJson')" variant="outline" size="sm" class="h-6 text-xs" @mousedown.prevent @click="compactDetailJson">
+                    {{ t("grid.compactJson") }}
+                  </Button>
                   <Button v-if="activeValueEditorActions.includes('setNull')" variant="outline" size="sm" class="h-6 text-xs" @mousedown.prevent @click="setValueEditorNull">
                     {{ t("grid.setNull") }}
                   </Button>
diff --git a/apps/desktop/src/lib/__tests__/dataGrid/cellDetailPresentation.spec.ts b/apps/desktop/src/lib/__tests__/dataGrid/cellDetailPresentation.spec.ts
new file mode 100644
index 0000000000..88d7ef7854
--- /dev/null
+++ b/apps/desktop/src/lib/__tests__/dataGrid/cellDetailPresentation.spec.ts
@@ -0,0 +1,18 @@
+import { readFileSync } from "node:fs";
+import { describe, expect, it } from "vitest";
+import { compactJsonText, valueEditorActions } from "@/lib/dataGrid/cellDetailPresentation";
+
+const dataGridSource = readFileSync(new URL("../../../components/grid/DataGrid.vue", import.meta.url), "utf8");
+
+describe("cellDetailPresentation", () => {
+  it("offers compact JSON beside format JSON for editable JSON values", () => {
+    expect(valueEditorActions({ canSetNull: true, canFormatJson: true })).toEqual(["formatJson", "compactJson", "setNull", "restoreOriginal"]);
+    expect(valueEditorActions({ canSetNull: false, canFormatJson: false })).toEqual(["restoreOriginal"]);
+    expect(compactJsonText('{\n  "name": "DBX",\n  "enabled": true\n}')).toBe('{"name":"DBX","enabled":true}');
+  });
+
+  it("wires the value editor compact action to the existing compact handler", () => {
+    expect(dataGridSource).toContain("activeValueEditorActions.includes('compactJson')");
+    expect(dataGridSource).toContain('@click="compactDetailJson"');
+  });
+});
diff --git a/apps/desktop/src/lib/dataGrid/cellDetailPresentation.ts b/apps/desktop/src/lib/dataGrid/cellDetailPresentation.ts
index f05617c6ce..233d3c9aee 100644
--- a/apps/desktop/src/lib/dataGrid/cellDetailPresentation.ts
+++ b/apps/desktop/src/lib/dataGrid/cellDetailPresentation.ts
@@ -1,7 +1,7 @@
 import { safeJsonFormat } from "@/lib/common/safeJsonFormat";
 
 export type CellDetailTab = "details" | "hexViewer" | "valueEditor";
-export type ValueEditorAction = "formatJson" | "setNull" | "restoreOriginal";
+export type ValueEditorAction = "formatJson" | "compactJson" | "setNull" | "restoreOriginal";
 
 export const CELL_DETAIL_JSON_FORMAT_MAX_LENGTH = 50_000;
 
@@ -49,7 +49,8 @@ function cellDetailRawEditorText(value: unknown): string {
 
 export function valueEditorActions(options: { canSetNull: boolean; canFormatJson?: boolean }): ValueEditorAction[] {
   const actions: ValueEditorAction[] = [];
-  if (options.canFormatJson) actions.push("formatJson");
+  // JSON 校验通过后同时提供格式化和压缩，避免两个入口的编辑能力不一致。
+  if (options.canFormatJson) actions.push("formatJson", "compactJson");
   if (options.canSetNull) actions.push("setNull");
   actions.push("restoreOriginal");
   return actions;