diff --git a/backend/alembic/versions/0007_article_reads.py b/backend/alembic/versions/0007_article_reads.py
new file mode 100644
index 0000000..3c6080f
--- /dev/null
+++ b/backend/alembic/versions/0007_article_reads.py
@@ -0,0 +1,54 @@
+"""文章已读记录(per-user)
+
+- article_reads.user_id       BIGINT  FK users.id    ON DELETE CASCADE
+- article_reads.article_id    BIGINT  FK articles.id ON DELETE CASCADE
+- article_reads.read_at       TIMESTAMPTZ  DEFAULT now()
+- 复合主键 (user_id, article_id) — 天然幂等
+
+Revision ID: 0007
+Revises: 0006
+Create Date: 2026-06-13
+"""
+from __future__ import annotations
+
+from typing import Sequence, Union
+
+import sqlalchemy as sa
+from alembic import op
+
+revision: str = "0007"
+down_revision: Union[str, None] = "0006"
+branch_labels = None
+depends_on = None
+
+
+def upgrade() -> None:
+    op.create_table(
+        "article_reads",
+        sa.Column("user_id", sa.BigInteger, nullable=False),
+        sa.Column("article_id", sa.BigInteger, nullable=False),
+        sa.Column("read_at", sa.DateTime(timezone=True), nullable=False, server_default=sa.text("now()")),
+        sa.PrimaryKeyConstraint("user_id", "article_id", name="pk_article_reads"),
+        sa.ForeignKeyConstraint(
+            "user_id", ["users.id"], ondelete="CASCADE",
+        ),
+        sa.ForeignKeyConstraint(
+            "article_id", ["articles.id"], ondelete="CASCADE",
+        ),
+    )
+    op.create_index(
+        "ix_article_reads_user_read_at",
+        "article_reads",
+        ["user_id", "read_at"],
+    )
+    op.create_index(
+        "ix_article_reads_article",
+        "article_reads",
+        ["article_id"],
+    )
+
+
+def downgrade() -> None:
+    op.drop_index("ix_article_reads_article", table_name="article_reads")
+    op.drop_index("ix_article_reads_user_read_at", table_name="article_reads")
+    op.drop_table("article_reads")
diff --git a/backend/app/api/articles.py b/backend/app/api/articles.py
index cff692a..eec97ab 100644
--- a/backend/app/api/articles.py
+++ b/backend/app/api/articles.py
@@ -11,6 +11,7 @@ from sqlalchemy.ext.asyncio import AsyncSession
 from app.core.deps import get_current_user
 from app.database import get_session
 from app.models.article import Article
+from app.models.article_read import ArticleRead
 from app.models.bookmark import Bookmark
 from app.models.source import Source
 from app.models.user import User
@@ -35,6 +36,7 @@ async def list_articles(
     page: int = Query(default=1, ge=1, description="页码(从 1 开始)"),
     page_size: int = Query(default=50, ge=1, le=200, description="每页条数"),
     starred_only: bool = False,
+    hide_read: bool = Query(default=True, description="是否隐藏已读文章(默认 true)"),
     user: User = Depends(get_current_user),
     session: AsyncSession = Depends(get_session),
 ):
@@ -64,6 +66,18 @@ async def list_articles(
     if lang == "zh":
         filters.append(Article.title_zh.is_not(None))
 
+    if hide_read:
+        # LEFT JOIN article_reads,WHERE 排除已读
+        # 注意:这里用 NOT EXISTS 子查询更干净(避免影响 count/select 的 JOIN 链)
+        from sqlalchemy import not_, exists
+        filters.append(
+            not_(
+                select(ArticleRead.article_id)
+                .where(ArticleRead.user_id == user.id, ArticleRead.article_id == Article.id)
+                .exists()
+            )
+        )
+
     # ===== count 总数 =====
     count_stmt = select(func.count(Article.id)).join(Source, Source.id == Article.source_id)
     for f in filters:
@@ -97,9 +111,10 @@ async def list_articles(
 
     rows = (await session.execute(stmt)).all()
 
-    # 标记 is_starred(批量)
+    # 标记 is_starred(批量)+ is_read(批量)
     ids = [a.id for a, _ in rows]
     starred_ids: set[int] = set()
+    read_ids: set[int] = set()
     if ids:
         bm_rows = (
             await session.execute(
@@ -109,6 +124,15 @@ async def list_articles(
             )
         ).all()
         starred_ids = {b[0] for b in bm_rows}
+        # 查 is_read(无论 hide_read 都查,前端可拿"已读"标识,例如"显示已读"开关打开时仍要知道哪些是已读的)
+        rd_rows = (
+            await session.execute(
+                select(ArticleRead.article_id).where(
+                    ArticleRead.user_id == user.id, ArticleRead.article_id.in_(ids)
+                )
+            )
+        ).all()
+        read_ids = {r[0] for r in rd_rows}
 
     items = []
     for art, src in rows:
@@ -134,6 +158,7 @@ async def list_articles(
                 commentary_engine=art.commentary_engine,
                 image_ai_url=art.image_ai_url,
                 is_starred=art.id in starred_ids,
+                is_read=art.id in read_ids,
             )
         )
 
@@ -170,6 +195,14 @@ async def get_article(
         )
     ).first() is not None
 
+    is_read = (
+        await session.execute(
+            select(ArticleRead.article_id).where(
+                ArticleRead.user_id == user.id, ArticleRead.article_id == article.id
+            )
+        )
+    ).first() is not None
+
     return ArticleDetail(
         id=article.id,
         source=SourceBrief.model_validate(source),
@@ -207,6 +240,7 @@ async def get_article(
         published_at=article.published_at,
         fetched_at=article.fetched_at,
         is_starred=is_starred,
+        is_read=is_read,
     )
 
 
diff --git a/backend/app/api/me.py b/backend/app/api/me.py
index 66a0b71..e9988fc 100644
--- a/backend/app/api/me.py
+++ b/backend/app/api/me.py
@@ -1,15 +1,18 @@
-"""/me 当前用户信息 + 翻译配额。"""
+"""/me 当前用户信息 + 翻译配额 + 已读文章。"""
 from __future__ import annotations
 
-from datetime import datetime, timezone
+from datetime import datetime, timedelta, timezone
 
-from fastapi import APIRouter, Depends
+from fastapi import APIRouter, Depends, HTTPException, status
 from pydantic import BaseModel
+from sqlalchemy import and_, delete, select
 from sqlalchemy.ext.asyncio import AsyncSession
 
 from app.config import settings
 from app.core.deps import get_current_user
 from app.database import get_session
+from app.models.article import Article
+from app.models.article_read import ArticleRead
 from app.models.user import User
 from app.redis_client import get_redis
 
@@ -34,6 +37,17 @@ class UsageOut(BaseModel):
     pct_used: float
 
 
+class ReadToggleResponse(BaseModel):
+    article_id: int
+    is_read: bool
+
+
+class ReadListResponse(BaseModel):
+    """已读文章 ID 列表(给前端用,Feed 列表展示)."""
+    article_ids: list[int]
+    total: int
+
+
 @router.get("", response_model=MeOut)
 async def me(user: User = Depends(get_current_user)):
     return MeOut(
@@ -66,3 +80,65 @@ async def usage(
         buffered_quota=buffered,
         pct_used=round(used / quota * 100, 2) if quota else 0.0,
     )
+
+
+# === 已读文章(per-user) ===
+@router.post("/reads/{article_id}", response_model=ReadToggleResponse)
+async def mark_read(
+    article_id: int,
+    user: User = Depends(get_current_user),
+    session: AsyncSession = Depends(get_session),
+):
+    """标记文章为已读(幂等,重复调用不报错)。"""
+    # 先确认文章存在(不存在返 404,避免 FK 报错)
+    exists = (await session.execute(select(Article.id).where(Article.id == article_id))).scalar_one_or_none()
+    if not exists:
+        raise HTTPException(status.HTTP_404_NOT_FOUND, "Article not found")
+    # 用 INSERT ... ON CONFLICT DO NOTHING (PG 原生)— 等价 upsert 跳过
+    from sqlalchemy.dialects.postgresql import insert as pg_insert
+    stmt = pg_insert(ArticleRead).values(user_id=user.id, article_id=article_id).on_conflict_do_nothing(
+        index_elements=["user_id", "article_id"]
+    )
+    await session.execute(stmt)
+    await session.commit()
+    return ReadToggleResponse(article_id=article_id, is_read=True)
+
+
+@router.delete("/reads/{article_id}", response_model=ReadToggleResponse)
+async def unmark_read(
+    article_id: int,
+    user: User = Depends(get_current_user),
+    session: AsyncSession = Depends(get_session),
+):
+    """取消已读(幂等)。"""
+    stmt = delete(ArticleRead).where(
+        and_(ArticleRead.user_id == user.id, ArticleRead.article_id == article_id)
+    )
+    res = await session.execute(stmt)
+    await session.commit()
+    return ReadToggleResponse(article_id=article_id, is_read=False)
+
+
+@router.get("/reads", response_model=ReadListResponse)
+async def list_reads(
+    since: datetime | None = None,
+    limit: int = 500,
+    user: User = Depends(get_current_user),
+    session: AsyncSession = Depends(get_session),
+):
+    """列出当前用户已读文章 ID(给 Feed 过滤 / 已读时间线用)。
+
+    - since: 只返回 read_at >= since 的(默认 7 天前,避免数据爆炸)
+    - limit: 最多返回多少(默认 500)
+    """
+    if since is None:
+        since = datetime.now(timezone.utc).replace(tzinfo=None) - timedelta(days=7)
+    stmt = (
+        select(ArticleRead.article_id)
+        .where(ArticleRead.user_id == user.id, ArticleRead.read_at >= since)
+        .order_by(ArticleRead.read_at.desc())
+        .limit(min(limit, 2000))
+    )
+    rows = (await session.execute(stmt)).all()
+    ids = [r[0] for r in rows]
+    return ReadListResponse(article_ids=ids, total=len(ids))
diff --git a/backend/app/models/__init__.py b/backend/app/models/__init__.py
index d16d410..fc2d0a8 100644
--- a/backend/app/models/__init__.py
+++ b/backend/app/models/__init__.py
@@ -4,6 +4,7 @@
 """
 from app.models.api_token import ApiToken  # noqa: F401
 from app.models.article import Article  # noqa: F401
+from app.models.article_read import ArticleRead  # noqa: F401
 from app.models.bookmark import Bookmark  # noqa: F401
 from app.models.llm_setting import LlmSetting  # noqa: F401
 from app.models.source import Source, SourceKind  # noqa: F401
@@ -13,6 +14,7 @@ from app.models.user import User, UserRole  # noqa: F401
 __all__ = [
     "ApiToken",
     "Article",
+    "ArticleRead",
     "Bookmark",
     "LlmSetting",
     "Source",
diff --git a/backend/app/models/article_read.py b/backend/app/models/article_read.py
new file mode 100644
index 0000000..94e0031
--- /dev/null
+++ b/backend/app/models/article_read.py
@@ -0,0 +1,46 @@
+"""文章已读记录(per-user)。
+
+设计:
+- 复合主键 (user_id, article_id) — 天然防重复,标记已读是幂等的
+- read_at 默认 now(),用于排序(最近已读在前)
+- 索引: (user_id, read_at DESC) — 用户查自己最近已读用
+       (article_id) — 反向查"谁读过这文章"(暂不用,留扩展)
+
+注意:
+- 删文章时 ondelete=CASCADE 自动清掉已读记录
+- 这是和 bookmarks 并列的"用户行为"表
+"""
+from __future__ import annotations
+
+from datetime import datetime
+
+from sqlalchemy import BigInteger, DateTime, ForeignKey, Index, func
+from sqlalchemy.orm import Mapped, mapped_column
+
+from app.database import Base
+
+
+class ArticleRead(Base):
+    __tablename__ = "article_reads"
+
+    user_id: Mapped[int] = mapped_column(
+        ForeignKey("users.id", ondelete="CASCADE"), primary_key=True
+    )
+    article_id: Mapped[int] = mapped_column(
+        BigInteger,
+        ForeignKey("articles.id", ondelete="CASCADE"),
+        primary_key=True,
+    )
+    read_at: Mapped[datetime] = mapped_column(
+        DateTime(timezone=True),
+        server_default=func.now(),
+        nullable=False,
+    )
+
+    __table_args__ = (
+        Index("ix_article_reads_user_read_at", "user_id", "read_at"),
+        Index("ix_article_reads_article", "article_id"),
+    )
+
+    def __repr__(self) -> str:
+        return f"<ArticleRead user={self.user_id} article={self.article_id} at={self.read_at}>"
diff --git a/backend/app/schemas/article.py b/backend/app/schemas/article.py
index 5418e0b..19bbaae 100644
--- a/backend/app/schemas/article.py
+++ b/backend/app/schemas/article.py
@@ -42,6 +42,7 @@ class ArticleListItem(BaseModel):
     commentary_engine: str | None = None  # angel / meituan / "angel,meituan"
     image_ai_url: str | None = None  # AI 插图(列表里缩略图)
     is_starred: bool = False
+    is_read: bool = False
 
 
 class ArticleDetail(BaseModel):
@@ -84,6 +85,7 @@ class ArticleDetail(BaseModel):
     published_at: datetime | None = None
     fetched_at: datetime
     is_starred: bool = False
+    is_read: bool = False
 
 
 class ArticleListResponse(BaseModel):
diff --git a/frontend/src/api/articles.ts b/frontend/src/api/articles.ts
index 670609c..fe169c4 100644
--- a/frontend/src/api/articles.ts
+++ b/frontend/src/api/articles.ts
@@ -42,6 +42,7 @@ export interface ArticleListItem {
   commentary_engine?: string | null  // angel / meituan / "angel,meituan"
   image_ai_url?: string | null
   is_starred: boolean
+  is_read: boolean  // 当前用户是否已读
 }
 
 export interface ArticleListResponse {
@@ -78,6 +79,7 @@ export interface ArticleDetail extends ArticleListItem {
   entities?: Record<string, any> | null
   sentiment?: number | null
   duplicate_of?: number | null
+  is_read?: boolean
 }
 
 export interface LlmSetting {
@@ -118,6 +120,25 @@ export const articlesApi = {
   },
 }
 
+// === 已读文章(per-user) ===
+export const readsApi = {
+  mark(articleId: number) {
+    return http.post<{ article_id: number; is_read: boolean }>(
+      `/me/reads/${articleId}`
+    ).then((r) => r.data)
+  },
+  unmark(articleId: number) {
+    return http.delete<{ article_id: number; is_read: boolean }>(
+      `/me/reads/${articleId}`
+    ).then((r) => r.data)
+  },
+  list(sinceIso?: string) {
+    return http.get<{ article_ids: number[]; total: number }>(
+      '/me/reads', { params: sinceIso ? { since: sinceIso } : {} }
+    ).then((r) => r.data)
+  },
+}
+
 export const sourcesApi = {
   list() {
     return http.get<Source[]>('/sources').then((r) => r.data)
diff --git a/frontend/src/views/ArticleDetail.vue b/frontend/src/views/ArticleDetail.vue
index 728ecf5..cd36835 100644
--- a/frontend/src/views/ArticleDetail.vue
+++ b/frontend/src/views/ArticleDetail.vue
@@ -55,6 +55,29 @@ async function toggleStar() {
   }
 }
 
+// === 已读 toggle ===
+async function toggleRead() {
+  if (!article.value) return
+  const { readsApi } = await import('@/api/articles')
+  const wasRead = !!article.value.is_read
+  article.value.is_read = !wasRead  // 乐观
+  try {
+    if (wasRead) {
+      await readsApi.unmark(article.value.id)
+      message.info('已标为未读')
+    } else {
+      await readsApi.mark(article.value.id)
+      message.success('已标为已读')
+    }
+  } catch (e: any) {
+    article.value.is_read = wasRead
+    message.error(e?.response?.data?.title || '操作失败')
+  }
+  } catch (e: any) {
+    message.error(e?.response?.data?.title || '操作失败')
+  }
+}
+
 function fmtTime(s?: string | null) {
   if (!s) return '—'
   return dayjs(s).format('YYYY-MM-DD HH:mm [UTC]')
@@ -233,6 +256,14 @@ onMounted(load)
               >
                 {{ starred ? '★ 已收藏' : '☆ 收藏' }}
               </NButton>
+              <NButton
+                :type="article.is_read ? 'default' : 'info'"
+                :ghost="!article.is_read"
+                @click="toggleRead"
+                round
+              >
+                {{ article.is_read ? '✓ 已读' : '○ 标为已读' }}
+              </NButton>
               <NButton text @click="showOriginal = !showOriginal" round>
                 {{ showOriginal ? '隐藏原文' : '显示原文' }}
               </NButton>
diff --git a/frontend/src/views/Feed.vue b/frontend/src/views/Feed.vue
index d9eb723..30ed9c2 100644
--- a/frontend/src/views/Feed.vue
+++ b/frontend/src/views/Feed.vue
@@ -27,6 +27,8 @@ const totalPages = ref(1)
 
 const sourceFilter = ref<string[]>([])
 const q = ref('')
+// 已读过滤:hide_read = true → 默认隐藏已读;切换显示
+const hideRead = ref(true)
 
 const sourceOptions = ref<{ label: string; value: string }[]>([])
 
@@ -39,6 +41,7 @@ async function load() {
       q: q.value || undefined,
       page: page.value,
       page_size: pageSize.value,
+      hide_read: hideRead.value ? 'true' : 'false',
     })
     items.value = resp.items
     total.value = resp.total
@@ -48,6 +51,31 @@ async function load() {
   }
 }
 
+// === 已读操作(乐观更新,失败回滚)===
+async function toggleRead(a: ArticleListItem) {
+  const wasRead = a.is_read
+  a.is_read = !wasRead  // 乐观更新
+  try {
+    if (wasRead) {
+      await readsApi.unmark(a.id)
+    } else {
+      await readsApi.mark(a.id)
+    }
+    // 标记为已读后,如果当前在 hide_read 模式,卡片要从列表里消失
+    if (!wasRead && hideRead.value) {
+      // 当前在第 1 页:直接从 items 数组里移除,等下次 load 再精确化
+      const idx = items.value.findIndex((x) => x.id === a.id)
+      if (idx >= 0) items.value.splice(idx, 1)
+      // total 减 1
+      if (total.value > 0) total.value -= 1
+    }
+  } catch (e: any) {
+    // 失败回滚
+    a.is_read = wasRead
+    message.error(e?.response?.data?.title || '操作失败')
+  }
+}
+
 async function loadSources() {
   sources.value = await sourcesApi.list()
   sourceOptions.value = sources.value.map((s) => ({ label: s.name, value: s.slug }))
@@ -141,6 +169,10 @@ onMounted(async () => {
         />
         <NInput v-model:value="q" placeholder="关键词搜索" clearable class="feed-search-input"
                 @keyup.enter="resetToFirstPage" @clear="resetToFirstPage" />
+        <NSpace align="center" :size="6" class="feed-hideread-toggle">
+          <NText style="font-size: 13px">隐藏已读</NText>
+          <NSwitch v-model:value="hideRead" @update:value="resetToFirstPage" />
+        </NSpace>
         <NButton type="primary" @click="resetToFirstPage" round>刷新</NButton>
       </NSpace>
       <NText :depth="3" style="font-size: 13px" class="feed-count-label">{{ itemsLabel }}</NText>
@@ -154,6 +186,7 @@ onMounted(async () => {
           v-for="a in items"
           :key="a.id"
           class="article-card"
+          :class="{ 'article-card-read': a.is_read }"
           hoverable
           @click="open(a)"
         >
@@ -179,6 +212,17 @@ onMounted(async () => {
               >
                 {{ c }}
               </NTag>
+              <!-- 已读/未读小标签 -->
+              <NTag
+                v-if="a.is_read"
+                size="tiny"
+                :bordered="false"
+                round
+                type="default"
+                class="feed-read-tag"
+              >
+                ✓ 已读
+              </NTag>
               <NText :depth="3" style="font-size: 12px; margin-left: auto" class="feed-time-label">
                 {{ fmtTime(a.published_at || a.fetched_at) }}
               </NText>
@@ -311,6 +355,19 @@ onMounted(async () => {
                 </div>
               </div>
             </div>
+
+            <!-- 底部操作栏:已读/未读切换 -->
+            <NSpace align="center" :size="6" class="feed-actions" @click.stop>
+              <NButton
+                size="tiny"
+                :type="a.is_read ? 'default' : 'primary'"
+                :ghost="!a.is_read"
+                round
+                @click.stop="toggleRead(a)"
+              >
+                {{ a.is_read ? '✓ 已读(点击标为未读)' : '○ 标为已读' }}
+              </NButton>
+            </NSpace>
           </NSpace>
         </NCard>
 
@@ -490,4 +547,29 @@ onMounted(async () => {
     text-align: right;
   }
 }
+
+/* === 已读卡片视觉降级 === */
+.article-card-read {
+  opacity: 0.7;
+  background: #fafafa;
+}
+.article-card-read :deep(.n-card-header) {
+  color: var(--color-text-faint);
+}
+.article-card-read .commentary-text {
+  color: var(--color-text-faint);
+}
+
+/* === 底部操作栏 === */
+.feed-actions {
+  margin-top: 8px;
+  padding-top: 8px;
+  border-top: 1px dashed var(--color-primary-soft);
+}
+.feed-read-tag {
+  font-size: 11px;
+}
+.feed-hideread-toggle {
+  margin-left: 4px;
+}
 </style>
\ No newline at end of file