diff --git a/api/monitor/ingest.py b/api/monitor/ingest.py
index fe30907..432c075 100644
--- a/api/monitor/ingest.py
+++ b/api/monitor/ingest.py
@@ -300,6 +300,7 @@ async def _ingest_notes(
                 note_url=record.get("note_url") or "",
                 cover=cover,
                 creator_hash=record.get("creator_hash") or "",
+                creator_name=record.get("nickname") or "",
                 source_kind=record.get("type") or "",
                 published_at=_as_int(record.get("time")),
                 first_seen_run_id=run.id,
@@ -328,6 +329,9 @@ async def _ingest_notes(
             # 重跑也修不回来。落盘那份由 covers.cache_pending 负责（网络操作不在本模块）。
             if cover:
                 note.cover = cover
+            # 昵称也要刷：作者改昵称是常事，只在首次入库写一次会一直显示旧的。
+            if record.get("nickname"):
+                note.creator_name = record["nickname"]
             note.last_seen_run_id = run.id
             note.last_seen_at = now
 
diff --git a/api/monitor/models.py b/api/monitor/models.py
index b4a4ef5..6b50479 100644
--- a/api/monitor/models.py
+++ b/api/monitor/models.py
@@ -220,7 +220,12 @@ class MonitorNote(MonitorBase):
     title: Mapped[str] = mapped_column(Text, nullable=False, default="")
     note_url: Mapped[str] = mapped_column(Text, nullable=False, default="")
     cover: Mapped[str] = mapped_column(Text, nullable=False, default="")
+    # 创作者匿名哈希。爬虫刻意不落原始 user_id（见 tools/user_hash.py），
+    # 所以这是唯一稳定的创作者标识 —— 按博主分组就靠它。
     creator_hash: Mapped[str] = mapped_column(String(64), nullable=False, default="")
+    # 创作者昵称，**已由爬虫脱敏**（张***三 这种）。存的是脱敏后的值，与项目一贯的
+    # 匿名化姿态一致；不存的话分组只能显示一串哈希，根本认不出是谁。
+    creator_name: Mapped[str] = mapped_column(String(200), nullable=False, default="")
     source_kind: Mapped[str] = mapped_column(String(16), nullable=False, default="")
     published_at: Mapped[Optional[int]] = mapped_column(BigInteger)
 
diff --git a/api/monitor/service.py b/api/monitor/service.py
index 74d34b6..eaa8e04 100644
--- a/api/monitor/service.py
+++ b/api/monitor/service.py
@@ -397,6 +397,10 @@ async def list_notes(
                 "note_id": note.note_id,
                 "title": note.title,
                 "note_url": note.note_url,
+                # 按博主分组用。creator_hash 是唯一稳定的创作者标识（原始 user_id
+                # 被爬虫刻意匿名化了），creator_name 是已脱敏的昵称。
+                "creator_hash": note.creator_hash,
+                "creator_name": note.creator_name,
                 # 优先给本地缓存地址：远程地址带签名、会过期（实测隔天即 403），
                 # 本地那份不会。没有缓存时才退回远程，至少让图先显示出来。
                 "cover": covers.cover_url(note.note_id, note.cover),
@@ -478,6 +482,9 @@ async def _note_meta_map(
             "note_cover": covers.cover_url(row.note_id, row.cover),
             "note_url": row.note_url,
             "task_id": row.task_id,
+            # 博主维度也带上，评论流才能按 博主 -> 作品 -> 评论 三级展开。
+            "creator_hash": row.creator_hash,
+            "creator_name": row.creator_name,
         }
         for row in rows
     }
@@ -523,6 +530,8 @@ async def list_comments(
             "note_title": meta.get(row.note_id, {}).get("note_title", ""),
             "note_cover": meta.get(row.note_id, {}).get("note_cover", ""),
             "note_url": meta.get(row.note_id, {}).get("note_url", ""),
+            "note_creator_hash": meta.get(row.note_id, {}).get("creator_hash", ""),
+            "note_creator_name": meta.get(row.note_id, {}).get("creator_name", ""),
         }
         for row in comments
     ]
@@ -573,6 +582,8 @@ async def comment_note_groups(
             "note_title": meta.get(note_id, {}).get("note_title", ""),
             "note_cover": meta.get(note_id, {}).get("note_cover", ""),
             "note_url": meta.get(note_id, {}).get("note_url", ""),
+            "creator_hash": meta.get(note_id, {}).get("creator_hash", ""),
+            "creator_name": meta.get(note_id, {}).get("creator_name", ""),
             "comment_count": count,
             "latest_at": latest.get(note_id, 0),
         }
diff --git a/webui/src/components/monitor/CommentsFeed.tsx b/webui/src/components/monitor/CommentsFeed.tsx
index af0b199..14ce38d 100644
--- a/webui/src/components/monitor/CommentsFeed.tsx
+++ b/webui/src/components/monitor/CommentsFeed.tsx
@@ -7,6 +7,7 @@ import {
   LayoutList,
   Rows3,
   ThumbsUp,
+  Users,
 } from 'lucide-react'
 
 import { Badge } from '@/components/ui/badge'
@@ -156,6 +157,78 @@ function CollapsibleGroup({
   )
 }
 
+/** 把作品分组按博主归并 —— 三级视图的第一级。 */
+function groupByCreator(buckets: CommentBucket[]) {
+  const byCreator = new Map<string, { key: string; name: string; buckets: CommentBucket[] }>()
+  for (const bucket of buckets) {
+    const key = bucket.creator_hash || '__unknown__'
+    if (!byCreator.has(key)) {
+      byCreator.set(key, { key, name: bucket.creator_name || '', buckets: [] })
+    }
+    byCreator.get(key)!.buckets.push(bucket)
+  }
+  return [...byCreator.values()]
+}
+
+/**
+ * 一级：博主。二级作品、三级评论都收在它下面。
+ *
+ * 分组键是 `creator_hash`（爬虫刻意不落原始 user_id，这是唯一稳定的创作者标识），
+ * 显示名用已脱敏的昵称。默认展开 —— 折叠的默认值不该把数据藏起来。
+ */
+function CreatorGroup({
+  name,
+  buckets,
+  expandedNotes,
+  onToggleNote,
+}: {
+  name: string
+  buckets: CommentBucket[]
+  expandedNotes: Set<string>
+  onToggleNote: (noteId: string) => void
+}) {
+  const [open, setOpen] = useState(true)
+  const commentCount = buckets.reduce((sum, bucket) => sum + bucket.comments.length, 0)
+
+  return (
+    <div className="rounded-lg border border-cyber-border-DEFAULT overflow-hidden">
+      <button
+        onClick={() => setOpen(!open)}
+        className="w-full flex items-center gap-2 px-3 py-2 bg-cyber-bg-elevated/50 hover:bg-cyber-bg-elevated/80 transition-colors text-left"
+      >
+        {open ? (
+          <ChevronDown className="w-3.5 h-3.5 text-cyber-text-muted flex-shrink-0" />
+        ) : (
+          <ChevronRight className="w-3.5 h-3.5 text-cyber-text-muted flex-shrink-0" />
+        )}
+        <Users className="w-3.5 h-3.5 text-cyber-neon-cyan flex-shrink-0" />
+        <span className="font-mono text-xs text-cyber-text-primary truncate">
+          {name || '未知博主'}
+        </span>
+        <span className="text-[10px] font-mono text-cyber-text-muted flex-shrink-0">
+          {buckets.length} 篇作品
+        </span>
+        <Badge variant="outline" className="text-[10px] px-1.5 py-0 flex-shrink-0 ml-auto">
+          {commentCount} 条评论
+        </Badge>
+      </button>
+
+      {open && (
+        <div className="p-2 space-y-2 bg-cyber-bg-secondary/30">
+          {buckets.map((bucket) => (
+            <CollapsibleGroup
+              key={bucket.note_id}
+              bucket={bucket}
+              open={expandedNotes.has(bucket.note_id)}
+              onToggle={() => onToggleNote(bucket.note_id)}
+            />
+          ))}
+        </div>
+      )}
+    </div>
+  )
+}
+
 export function CommentsFeed({ taskId }: CommentsFeedProps) {
   const [grouped, setGrouped] = useState(true)
   const [noteFilter, setNoteFilter] = useState<string>(ALL_NOTES)
@@ -267,12 +340,15 @@ export function CommentsFeed({ taskId }: CommentsFeedProps) {
         </p>
       ) : grouped ? (
         <div className="space-y-2">
-          {groups?.map((bucket) => (
-            <CollapsibleGroup
-              key={bucket.note_id}
-              bucket={bucket}
-              open={expanded.has(bucket.note_id)}
-              onToggle={() => toggleGroup(bucket.note_id)}
+          {/* 三级：博主 -> 作品 -> 评论。一个任务可以配多个博主，平铺作品的话
+              看不出哪条评论属于谁。 */}
+          {groupByCreator(groups ?? []).map((creator) => (
+            <CreatorGroup
+              key={creator.key}
+              name={creator.name}
+              buckets={creator.buckets}
+              expandedNotes={expanded}
+              onToggleNote={toggleGroup}
             />
           ))}
         </div>
diff --git a/webui/src/components/monitor/NotesTable.tsx b/webui/src/components/monitor/NotesTable.tsx
index c3a0373..c4464d9 100644
--- a/webui/src/components/monitor/NotesTable.tsx
+++ b/webui/src/components/monitor/NotesTable.tsx
@@ -1,5 +1,5 @@
-import { Fragment, useState } from 'react'
-import { ChevronDown, ChevronRight, ExternalLink } from 'lucide-react'
+import { Fragment, useMemo, useState } from 'react'
+import { ChevronDown, ChevronRight, ExternalLink, Users } from 'lucide-react'
 
 import { Badge } from '@/components/ui/badge'
 import { useMonitorNotes } from '@/hooks/useMonitor'
@@ -39,9 +39,35 @@ const METRIC_COLUMNS: Array<{ key: keyof NoteMetrics; label: string }> = [
   { key: 'share_count', label: '分享' },
 ]
 
+// 多出来的那个空列给展开箭头；分组表头会跨掉整行。
+const COLUMN_COUNT = METRIC_COLUMNS.length + 4
+
+/**
+ * 作品表，**按博主分组**。
+ *
+ * 一个任务可以配多个博主，平铺的话根本看不出哪篇是谁的。分组键是
+ * `creator_hash` —— 爬虫刻意不落原始 user_id，所以这是唯一稳定的创作者标识；
+ * 显示名是已脱敏的昵称（张***三）。两者都认不出来时才退回"未知博主"。
+ */
 export function NotesTable({ taskId, onlyNew }: NotesTableProps) {
   const { data: notes, isLoading } = useMonitorNotes(taskId, onlyNew)
-  const [expanded, setExpanded] = useState<string | null>(null)
+  const [expandedNote, setExpandedNote] = useState<string | null>(null)
+  // 折叠状态按博主记。默认全展开 —— 藏起来的数据比多滚两屏更糟。
+  const [collapsed, setCollapsed] = useState<Set<string>>(new Set())
+
+  const groups = useMemo(() => {
+    const byCreator = new Map<string, { key: string; name: string; notes: MonitorNote[] }>()
+    for (const note of notes ?? []) {
+      // 作品模式下每条作品都会带 creator_hash；真丢了也要有个兜底分组，
+      // 否则那些作品会凭空消失。
+      const key = note.creator_hash || '__unknown__'
+      if (!byCreator.has(key)) {
+        byCreator.set(key, { key, name: note.creator_name || '', notes: [] })
+      }
+      byCreator.get(key)!.notes.push(note)
+    }
+    return [...byCreator.values()]
+  }, [notes])
 
   if (isLoading) {
     return <p className="py-8 text-center text-[11px] font-mono text-cyber-text-muted">加载中…</p>
@@ -59,7 +85,13 @@ export function NotesTable({ taskId, onlyNew }: NotesTableProps) {
     )
   }
 
-  const isExpanded = (note: MonitorNote) => expanded === `${note.task_id}:${note.note_id}`
+  const toggleCreator = (key: string) =>
+    setCollapsed((prev) => {
+      const next = new Set(prev)
+      if (next.has(key)) next.delete(key)
+      else next.add(key)
+      return next
+    })
 
   return (
     <div className="overflow-x-auto terminal-scroll">
@@ -78,71 +110,114 @@ export function NotesTable({ taskId, onlyNew }: NotesTableProps) {
           </tr>
         </thead>
         <tbody>
-          {notes.map((note) => {
-            const open = isExpanded(note)
+          {groups.map((group) => {
+            const isCollapsed = collapsed.has(group.key)
             return (
-              <Fragment key={`${note.task_id}:${note.note_id}`}>
+              <Fragment key={group.key}>
                 <tr
-                  onClick={() => setExpanded(open ? null : `${note.task_id}:${note.note_id}`)}
-                  className="border-t border-cyber-border-subtle hover:bg-cyber-bg-elevated/50 cursor-pointer"
+                  onClick={() => toggleCreator(group.key)}
+                  className="border-t border-cyber-border-subtle bg-cyber-bg-tertiary/50 cursor-pointer hover:bg-cyber-bg-elevated/50"
                 >
-                  <td className="py-2 px-1 text-cyber-text-muted">
-                    {open ? <ChevronDown className="w-3 h-3" /> : <ChevronRight className="w-3 h-3" />}
-                  </td>
-                  <td className="py-2 px-2 max-w-[320px]">
-                    <div className="flex items-center gap-2">
-                      <NoteCover src={note.cover} size="md" />
-                      {/* min-w-0 so the title can actually truncate inside the flex row */}
-                      <div className="min-w-0">
-                        <div className="flex items-center gap-1.5">
-                          {note.is_new && (
-                            <Badge variant="success" className="text-[9px] px-1 py-0 flex-shrink-0">
-                              NEW
-                            </Badge>
-                          )}
-                          <span className="truncate text-cyber-text-primary" title={note.title}>
-                            {note.title || note.note_id}
-                          </span>
-                        </div>
-                        <div className="text-[9px] text-cyber-text-muted truncate">
-                          {note.note_id} · {note.snapshot_count} 次快照
-                        </div>
-                      </div>
-                    </div>
-                  </td>
-                  {METRIC_COLUMNS.map((column) => (
-                    <td key={column.key} className="py-2 px-2">
-                      <MetricCell value={note.metrics[column.key]} delta={note.deltas[column.key]} />
-                    </td>
-                  ))}
-                  <td className="py-2 px-2 text-right text-[10px] text-cyber-text-muted">
-                    {formatRelative(note.first_seen_at)}
-                  </td>
-                  <td className="py-2 px-1">
-                    {note.note_url && (
-                      <a
-                        href={note.note_url}
-                        target="_blank"
-                        rel="noopener noreferrer"
-                        onClick={(event) => event.stopPropagation()}
-                        className="text-cyber-text-muted hover:text-cyber-neon-cyan"
-                      >
-                        <ExternalLink className="w-3 h-3" />
-                      </a>
+                  <td className="py-1.5 px-1 text-cyber-text-muted">
+                    {isCollapsed ? (
+                      <ChevronRight className="w-3 h-3" />
+                    ) : (
+                      <ChevronDown className="w-3 h-3" />
                     )}
                   </td>
+                  <td colSpan={COLUMN_COUNT - 1} className="py-1.5 px-2">
+                    <span className="flex items-center gap-1.5">
+                      <Users className="w-3 h-3 text-cyber-neon-cyan" />
+                      <span className="text-cyber-text-primary">
+                        {group.name || '未知博主'}
+                      </span>
+                      <span className="text-cyber-text-muted">{group.notes.length} 篇</span>
+                      {isCollapsed && (
+                        <span className="text-cyber-text-muted">（已折叠）</span>
+                      )}
+                    </span>
+                  </td>
                 </tr>
-                {open && (
-                  <tr className="bg-cyber-bg-secondary/40">
-                    <td colSpan={METRIC_COLUMNS.length + 4} className="px-4 py-3">
-                      <NoteTrendChart
-                        noteId={note.note_id}
-                        taskId={note.task_id}
-                        noteTitle={note.title}
-                      />
-                    </td>
-                  </tr>
-                )}
+
+                {!isCollapsed &&
+                  group.notes.map((note) => {
+                    const rowKey = `${note.task_id}:${note.note_id}`
+                    const open = expandedNote === rowKey
+                    return (
+                      <Fragment key={rowKey}>
+                        <tr
+                          onClick={() => setExpandedNote(open ? null : rowKey)}
+                          className="border-t border-cyber-border-subtle hover:bg-cyber-bg-elevated/50 cursor-pointer"
+                        >
+                          <td />
+                          <td className="py-2 px-2 max-w-[320px]">
+                            <div className="flex items-center gap-2">
+                              <NoteCover src={note.cover} size="md" />
+                              {/* min-w-0 so the title can actually truncate inside the flex row */}
+                              <div className="min-w-0">
+                                <div className="flex items-center gap-1.5">
+                                  {note.is_new && (
+                                    <Badge
+                                      variant="success"
+                                      className="text-[9px] px-1 py-0 flex-shrink-0"
+                                    >
+                                      NEW
+                                    </Badge>
+                                  )}
+                                  <span
+                                    className="truncate text-cyber-text-primary"
+                                    title={note.title}
+                                  >
+                                    {note.title || note.note_id}
+                                  </span>
+                                </div>
+                                <div className="text-[9px] text-cyber-text-muted truncate">
+                                  {note.note_id} · {note.snapshot_count} 次快照
+                                </div>
+                              </div>
+                            </div>
+                          </td>
+                          {METRIC_COLUMNS.map((column) => (
+                            <td key={column.key} className="py-2 px-2">
+                              <MetricCell
+                                value={note.metrics[column.key]}
+                                delta={note.deltas[column.key]}
+                              />
+                            </td>
+                          ))}
+                          <td className="py-2 px-2 text-right text-[10px] text-cyber-text-muted">
+                            {formatRelative(note.first_seen_at)}
+                          </td>
+                          <td className="py-2 px-1">
+                            {/* 直接跳转到该作品。stopPropagation，否则点它会连带展开趋势图。 */}
+                            {note.note_url && (
+                              <a
+                                href={note.note_url}
+                                target="_blank"
+                                rel="noopener noreferrer"
+                                onClick={(event) => event.stopPropagation()}
+                                title="打开原作品"
+                                className="text-cyber-text-muted hover:text-cyber-neon-cyan"
+                              >
+                                <ExternalLink className="w-3 h-3" />
+                              </a>
+                            )}
+                          </td>
+                        </tr>
+                        {open && (
+                          <tr className="bg-cyber-bg-secondary/40">
+                            <td colSpan={COLUMN_COUNT} className="px-4 py-3">
+                              <NoteTrendChart
+                                noteId={note.note_id}
+                                taskId={note.task_id}
+                                noteTitle={note.title}
+                              />
+                            </td>
+                          </tr>
+                        )}
+                      </Fragment>
+                    )
+                  })}
               </Fragment>
             )
           })}
diff --git a/webui/src/types/monitor.ts b/webui/src/types/monitor.ts
index d5647d9..e0353de 100644
--- a/webui/src/types/monitor.ts
+++ b/webui/src/types/monitor.ts
@@ -84,6 +84,15 @@ export interface MonitorNote {
   title: string
   note_url: string
   cover: string
+  /**
+   * 创作者标识。
+   *
+   * `creator_hash` 是唯一稳定的分组依据 —— 爬虫刻意不落原始 user_id（见
+   * tools/user_hash.py），所以没有比它更具体的身份了。
+   * `creator_name` 是**已脱敏**的昵称（张***三 这种）。
+   */
+  creator_hash: string
+  creator_name: string
   first_seen_at: number
   last_seen_at: number
   is_new: boolean
@@ -116,6 +125,9 @@ export interface MonitorComment {
   note_title: string
   note_cover: string
   note_url: string
+  /** 所属作品的创作者 —— 评论流按 博主 -> 作品 -> 评论 三级展开时用。 */
+  note_creator_hash: string
+  note_creator_name: string
 }
 
 /** One work that has comments, for the filter dropdown. */
@@ -124,6 +136,8 @@ export interface CommentNoteOption {
   note_title: string
   note_cover: string
   note_url: string
+  creator_hash: string
+  creator_name: string
   comment_count: number
   latest_at: number
 }
@@ -134,6 +148,8 @@ export interface CommentBucket {
   note_title: string
   note_cover: string
   note_url: string
+  creator_hash: string
+  creator_name: string
   comments: MonitorComment[]
 }