diff --git a/packages/core/src/bridge/apis/qzone.ts b/packages/core/src/bridge/apis/qzone.ts
index 9fe8e906..54e25e5a 100644
--- a/packages/core/src/bridge/apis/qzone.ts
+++ b/packages/core/src/bridge/apis/qzone.ts
@@ -27,6 +27,8 @@ import {
 import {
     getQzonePublicCapabilities,
     getQzoneHomeFeeds,
+    getQzoneFeedDetail,
+    type QzoneFeedDetail,
     getQzoneShareArk,
     type QzoneShareArk,
     getQzonePublicFeeds,
@@ -81,6 +83,11 @@ export class QzoneApi {
         return getQzoneHomeFeeds(cookies, this.ctx.identity.uin, targetUin?.toString(), cursor);
     }
 
+    async getFeedDetail(tid: string): Promise<QzoneFeedDetail> {
+        const cookies = await this.ctx.apis.web.getCookies('qzone.qq.com');
+        return getQzoneFeedDetail(cookies, tid);
+    }
+
     async getShareArk(feed: JsonObject): Promise<QzoneShareArk> {
         const cookies = await this.ctx.apis.web.getCookies('qzone.qq.com');
         return getQzoneShareArk(cookies, feed);
diff --git a/packages/core/tests/actions/qzone-public.test.ts b/packages/core/tests/actions/qzone-public.test.ts
index 680b9dc7..673951ee 100644
--- a/packages/core/tests/actions/qzone-public.test.ts
+++ b/packages/core/tests/actions/qzone-public.test.ts
@@ -101,6 +101,31 @@ const cases = [
 describe('apis/qzone public', () => {
     afterEach(() => vi.restoreAllMocks());
 
+    it('reads a post by tid using current-account credentials', async () => {
+        const { api, getCookies } = makeApi();
+        const tid = '1127000000f1536501000000';
+        const detail = { feed, attach_info: 'comments-next' };
+        const request = vi.spyOn(qzonePublic, 'getQzoneFeedDetail').mockResolvedValue(detail);
+
+        expect(await api.getFeedDetail(tid)).toBe(detail);
+        expect(getCookies).toHaveBeenCalledExactlyOnceWith('qzone.qq.com');
+        expect(request).toHaveBeenCalledExactlyOnceWith(cookies, tid);
+    });
+
+    it('propagates feed detail and cookie failures without replay', async () => {
+        const { api, getCookies } = makeApi();
+        const request = vi
+            .spyOn(qzonePublic, 'getQzoneFeedDetail')
+            .mockRejectedValue(new Error('denied'));
+
+        await expect(api.getFeedDetail('1127000000f1536501000000')).rejects.toThrow('denied');
+        getCookies.mockRejectedValueOnce(new Error('cookie failure'));
+        await expect(api.getFeedDetail('1127000000f1536501000000')).rejects.toThrow(
+            'cookie failure',
+        );
+        expect(request).toHaveBeenCalledOnce();
+    });
+
     it('generates a share card with the account cookies and preserves its notice', async () => {
         const { api, getCookies } = makeApi();
         const card = { ark: '{}', requires_confirmation: true, notice: '所有人可见' };
diff --git a/packages/mcp/src/generated/catalog.json b/packages/mcp/src/generated/catalog.json
index 23918d25..34e44618 100644
--- a/packages/mcp/src/generated/catalog.json
+++ b/packages/mcp/src/generated/catalog.json
@@ -11241,6 +11241,76 @@
       },
       "category": "群相册"
     },
+    {
+      "name": "get_qzone_feed_detail",
+      "aliases": [],
+      "summary": "按说说 tid 读取完整空间动态，可用于生成分享卡片",
+      "returns": "完整动态及上游详情字段。feed 保留图片、视频、分享信息和未知字段，可直接用于 get_qzone_share_ark；attach_info 保留上游评论游标，不自动翻页。",
+      "returnsSchema": {
+        "type": "object",
+        "additionalProperties": true,
+        "properties": {
+          "feed": {
+            "type": "object",
+            "additionalProperties": true,
+            "description": "去除上游包装后的完整动态，可原样传给 get_qzone_share_ark"
+          },
+          "attach_info": {
+            "type": [
+              "string",
+              "null"
+            ],
+            "description": "上游评论续页游标，未提供时为 null；不保证评论及回复完整"
+          }
+        },
+        "required": [
+          "feed",
+          "attach_info"
+        ]
+      },
+      "examples": [
+        {
+          "summary": "按说说编号获取完整动态",
+          "params": {
+            "tid": "1127000000f1536501000000"
+          },
+          "notes": "将示例 tid 替换为 get_qzone_msg_list 或 send_qzone_msg 返回的 24 位十六进制说说编号。把结果的 feed 原样传给 get_qzone_share_ark；读取和分享均受空间权限限制。"
+        }
+      ],
+      "readOnly": true,
+      "params": [
+        {
+          "name": "tid",
+          "type": "string",
+          "required": true,
+          "schema": {
+            "type": "string",
+            "minLength": 1,
+            "maxLength": 24
+          },
+          "desc": "24 位十六进制说说编号"
+        }
+      ],
+      "invariants": [
+        "tid must be a 24-character hexadecimal post ID"
+      ],
+      "inputSchema": {
+        "type": "object",
+        "properties": {
+          "tid": {
+            "type": "string",
+            "minLength": 1,
+            "maxLength": 24,
+            "description": "24 位十六进制说说编号"
+          }
+        },
+        "required": [
+          "tid"
+        ],
+        "additionalProperties": true
+      },
+      "category": "空间"
+    },
     {
       "name": "get_qzone_feeds",
       "aliases": [],
@@ -12385,7 +12455,7 @@
               }
             }
           },
-          "notes": "feed 原样取自 get_qzone_home_feeds 或 get_qzone_public_feeds。分享链接可能允许未登录者访问并包含作者 QQ 号；如 requires_confirmation=true，发送前展示 notice 并取得确认。将 ark 原文作为 JSON 消息发送，不要修改卡片内容。"
+          "notes": "feed 原样取自 get_qzone_feed_detail 的 feed，或 get_qzone_home_feeds / get_qzone_public_feeds 的 feeds 条目。分享链接可能允许未登录者访问并包含作者 QQ 号；如 requires_confirmation=true，发送前展示 notice 并取得确认。将 ark 原文作为 JSON 消息发送，不要修改卡片内容。"
         }
       ],
       "readOnly": false,
@@ -12398,7 +12468,7 @@
             "type": "object",
             "additionalProperties": true
           },
-          "desc": "主页或推荐列表返回的完整动态，保留所有原始字段"
+          "desc": "主页、详情或推荐列表返回的完整动态，保留所有原始字段"
         }
       ],
       "invariants": [],
@@ -12408,7 +12478,7 @@
           "feed": {
             "type": "object",
             "additionalProperties": true,
-            "description": "主页或推荐列表返回的完整动态，保留所有原始字段"
+            "description": "主页、详情或推荐列表返回的完整动态，保留所有原始字段"
           }
         },
         "required": [
@@ -20953,7 +21023,7 @@
     },
     {
       "category": "空间",
-      "count": 28
+      "count": 29
     },
     {
       "category": "系统表情",
diff --git a/packages/mcp/src/generated/catalog.ts b/packages/mcp/src/generated/catalog.ts
index 46e38314..e2881c80 100644
--- a/packages/mcp/src/generated/catalog.ts
+++ b/packages/mcp/src/generated/catalog.ts
@@ -11244,6 +11244,76 @@ export const ACTIONS: CatalogAction[] = [
     },
     "category": "群相册"
   },
+  {
+    "name": "get_qzone_feed_detail",
+    "aliases": [],
+    "summary": "按说说 tid 读取完整空间动态，可用于生成分享卡片",
+    "returns": "完整动态及上游详情字段。feed 保留图片、视频、分享信息和未知字段，可直接用于 get_qzone_share_ark；attach_info 保留上游评论游标，不自动翻页。",
+    "returnsSchema": {
+      "type": "object",
+      "additionalProperties": true,
+      "properties": {
+        "feed": {
+          "type": "object",
+          "additionalProperties": true,
+          "description": "去除上游包装后的完整动态，可原样传给 get_qzone_share_ark"
+        },
+        "attach_info": {
+          "type": [
+            "string",
+            "null"
+          ],
+          "description": "上游评论续页游标，未提供时为 null；不保证评论及回复完整"
+        }
+      },
+      "required": [
+        "feed",
+        "attach_info"
+      ]
+    },
+    "examples": [
+      {
+        "summary": "按说说编号获取完整动态",
+        "params": {
+          "tid": "1127000000f1536501000000"
+        },
+        "notes": "将示例 tid 替换为 get_qzone_msg_list 或 send_qzone_msg 返回的 24 位十六进制说说编号。把结果的 feed 原样传给 get_qzone_share_ark；读取和分享均受空间权限限制。"
+      }
+    ],
+    "readOnly": true,
+    "params": [
+      {
+        "name": "tid",
+        "type": "string",
+        "required": true,
+        "schema": {
+          "type": "string",
+          "minLength": 1,
+          "maxLength": 24
+        },
+        "desc": "24 位十六进制说说编号"
+      }
+    ],
+    "invariants": [
+      "tid must be a 24-character hexadecimal post ID"
+    ],
+    "inputSchema": {
+      "type": "object",
+      "properties": {
+        "tid": {
+          "type": "string",
+          "minLength": 1,
+          "maxLength": 24,
+          "description": "24 位十六进制说说编号"
+        }
+      },
+      "required": [
+        "tid"
+      ],
+      "additionalProperties": true
+    },
+    "category": "空间"
+  },
   {
     "name": "get_qzone_feeds",
     "aliases": [],
@@ -12388,7 +12458,7 @@ export const ACTIONS: CatalogAction[] = [
             }
           }
         },
-        "notes": "feed 原样取自 get_qzone_home_feeds 或 get_qzone_public_feeds。分享链接可能允许未登录者访问并包含作者 QQ 号；如 requires_confirmation=true，发送前展示 notice 并取得确认。将 ark 原文作为 JSON 消息发送，不要修改卡片内容。"
+        "notes": "feed 原样取自 get_qzone_feed_detail 的 feed，或 get_qzone_home_feeds / get_qzone_public_feeds 的 feeds 条目。分享链接可能允许未登录者访问并包含作者 QQ 号；如 requires_confirmation=true，发送前展示 notice 并取得确认。将 ark 原文作为 JSON 消息发送，不要修改卡片内容。"
       }
     ],
     "readOnly": false,
@@ -12401,7 +12471,7 @@ export const ACTIONS: CatalogAction[] = [
           "type": "object",
           "additionalProperties": true
         },
-        "desc": "主页或推荐列表返回的完整动态，保留所有原始字段"
+        "desc": "主页、详情或推荐列表返回的完整动态，保留所有原始字段"
       }
     ],
     "invariants": [],
@@ -12411,7 +12481,7 @@ export const ACTIONS: CatalogAction[] = [
         "feed": {
           "type": "object",
           "additionalProperties": true,
-          "description": "主页或推荐列表返回的完整动态，保留所有原始字段"
+          "description": "主页、详情或推荐列表返回的完整动态，保留所有原始字段"
         }
       },
       "required": [
@@ -20957,7 +21027,7 @@ export const CATEGORIES: CatalogCategory[] = [
   },
   {
     "category": "空间",
-    "count": 28
+    "count": 29
   },
   {
     "category": "系统表情",
diff --git a/packages/onebot/src/actions/qzone-public.ts b/packages/onebot/src/actions/qzone-public.ts
index 6ce1feb4..d6f251b7 100644
--- a/packages/onebot/src/actions/qzone-public.ts
+++ b/packages/onebot/src/actions/qzone-public.ts
@@ -79,6 +79,45 @@ export const actions = [
         run: async (p, ctx) =>
             okResponse(await ctx.bridge.apis.qzone.getHomeFeeds(p.target_uin, p.cursor)),
     }),
+    defineAction({
+        name: 'get_qzone_feed_detail',
+        summary: '按说说 tid 读取完整空间动态，可用于生成分享卡片',
+        readOnly: true,
+        examples: [
+            {
+                summary: '按说说编号获取完整动态',
+                params: { tid: '1127000000f1536501000000' },
+                notes: '将示例 tid 替换为 get_qzone_msg_list 或 send_qzone_msg 返回的 24 位十六进制说说编号。把结果的 feed 原样传给 get_qzone_share_ark；读取和分享均受空间权限限制。',
+            },
+        ],
+        returns:
+            '完整动态及上游详情字段。feed 保留图片、视频、分享信息和未知字段，可直接用于 get_qzone_share_ark；attach_info 保留上游评论游标，不自动翻页。',
+        returnsSchema: {
+            type: 'object',
+            additionalProperties: true,
+            properties: {
+                feed: {
+                    type: 'object',
+                    additionalProperties: true,
+                    description: '去除上游包装后的完整动态，可原样传给 get_qzone_share_ark',
+                },
+                attach_info: {
+                    type: ['string', 'null'],
+                    description: '上游评论续页游标，未提供时为 null；不保证评论及回复完整',
+                },
+            },
+            required: ['feed', 'attach_info'],
+        },
+        params: {
+            tid: f.string({ allowEmpty: false, maxLen: 24 }).describe('24 位十六进制说说编号'),
+        },
+        rules: (r) => [
+            r.rule('tid must be a 24-character hexadecimal post ID', (p) =>
+                /^[0-9a-f]{24}$/i.test(p.tid),
+            ),
+        ],
+        run: async (p, ctx) => okResponse(await ctx.bridge.apis.qzone.getFeedDetail(p.tid)),
+    }),
     defineAction({
         name: 'get_qzone_share_ark',
         summary: '生成空间动态分享卡片，返回原文及分享提示',
@@ -100,7 +139,7 @@ export const actions = [
                         },
                     },
                 },
-                notes: 'feed 原样取自 get_qzone_home_feeds 或 get_qzone_public_feeds。分享链接可能允许未登录者访问并包含作者 QQ 号；如 requires_confirmation=true，发送前展示 notice 并取得确认。将 ark 原文作为 JSON 消息发送，不要修改卡片内容。',
+                notes: 'feed 原样取自 get_qzone_feed_detail 的 feed，或 get_qzone_home_feeds / get_qzone_public_feeds 的 feeds 条目。分享链接可能允许未登录者访问并包含作者 QQ 号；如 requires_confirmation=true，发送前展示 notice 并取得确认。将 ark 原文作为 JSON 消息发送，不要修改卡片内容。',
             },
         ],
         returns: '生成卡片但不发送消息；后续发送仍返回普通消息编号。',
@@ -116,7 +155,9 @@ export const actions = [
             },
             required: ['ark', 'requires_confirmation', 'notice'],
         },
-        params: { feed: f.object().describe('主页或推荐列表返回的完整动态，保留所有原始字段') },
+        params: {
+            feed: f.object().describe('主页、详情或推荐列表返回的完整动态，保留所有原始字段'),
+        },
         run: async (p, ctx) => okResponse(await ctx.bridge.apis.qzone.getShareArk(p.feed)),
     }),
     defineAction({
diff --git a/packages/onebot/tests/qzone-public-actions.test.ts b/packages/onebot/tests/qzone-public-actions.test.ts
index 2c5216fc..9501a489 100644
--- a/packages/onebot/tests/qzone-public-actions.test.ts
+++ b/packages/onebot/tests/qzone-public-actions.test.ts
@@ -40,6 +40,13 @@ const cases: {
         args: [10001, 'cursor'],
         readOnly: true,
     },
+    {
+        action: 'get_qzone_feed_detail',
+        method: 'getFeedDetail',
+        params: { tid: '1127000000f1536501000000' },
+        args: ['1127000000f1536501000000'],
+        readOnly: true,
+    },
     {
         action: 'get_qzone_share_ark',
         method: 'getShareArk',
@@ -317,6 +324,13 @@ describe('qzone public actions', () => {
     );
 
     it.each([
+        { action: 'get_qzone_feed_detail', params: {} },
+        { action: 'get_qzone_feed_detail', params: { tid: '' } },
+        { action: 'get_qzone_feed_detail', params: { tid: 'T1' } },
+        { action: 'get_qzone_feed_detail', params: { tid: [] } },
+        { action: 'get_qzone_feed_detail', params: { tid: 'g'.repeat(24) } },
+        { action: 'get_qzone_feed_detail', params: { tid: 'a'.repeat(25) } },
+        { action: 'get_qzone_feed_detail', params: { tid: '1127000000f1536501000000\n' } },
         { action: 'get_qzone_public_feeds', params: { cursor: '' } },
         { action: 'get_qzone_public_feeds', params: { cursor: 'a'.repeat(65537) } },
         { action: 'get_qzone_public_feed_detail', params: {} },
diff --git a/packages/proto-defs/package.json b/packages/proto-defs/package.json
index 193c09e6..12301de7 100644
--- a/packages/proto-defs/package.json
+++ b/packages/proto-defs/package.json
@@ -20,6 +20,10 @@
       "types": "./src/collection.ts",
       "default": "./src/collection.ts"
     },
+    "./qzone": {
+      "types": "./src/qzone.ts",
+      "default": "./src/qzone.ts"
+    },
     "./dataline": {
       "types": "./src/dataline.ts",
       "default": "./src/dataline.ts"
diff --git a/packages/proto-defs/src/index.ts b/packages/proto-defs/src/index.ts
index c5690100..73057e12 100644
--- a/packages/proto-defs/src/index.ts
+++ b/packages/proto-defs/src/index.ts
@@ -22,6 +22,7 @@
 
 export type * from './action.js';
 export type * from './collection.js';
+export type * from './qzone.js';
 export type * from './element.js';
 // NOTE: `highway.ts` intentionally NOT re-exported here — see note above.
 export type * from './longmsg.js';
diff --git a/packages/proto-defs/src/qzone.ts b/packages/proto-defs/src/qzone.ts
new file mode 100644
index 00000000..1fb6fe5b
--- /dev/null
+++ b/packages/proto-defs/src/qzone.ts
@@ -0,0 +1,13 @@
+import type { int_64, pb, pb_optional } from '@snowluma/proton';
+
+/** Personal-space emotion identity carried in GetFeedDetail's base64 ugc_id. */
+export interface QzoneEmotionUgcId {
+    appId: pb<1, int_64>;
+    uin: pb<2, int_64>;
+    publishTime: pb<3, int_64>;
+    // These empty fields have explicit presence in the upstream identifier.
+    field4: pb_optional<4, string>;
+    field5: pb_optional<5, string>;
+    field6: pb<6, string>;
+    tid: pb<8, string>;
+}
diff --git a/packages/protocol/src/web/qzone-public.ts b/packages/protocol/src/web/qzone-public.ts
index b18827dd..ca57a620 100644
--- a/packages/protocol/src/web/qzone-public.ts
+++ b/packages/protocol/src/web/qzone-public.ts
@@ -1,4 +1,6 @@
 import type { JsonObject } from '@snowluma/common/json';
+import type { QzoneEmotionUgcId } from '@snowluma/proto-defs/qzone';
+import { protobuf_encode } from '@snowluma/proton';
 import { RequestUtil, cookieToString, getBknFromCookie } from './request-util';
 
 export type QzonePublicContent = string | JsonObject[];
@@ -15,6 +17,13 @@ export interface QzoneShareArk extends JsonObject {
     notice: string | null;
 }
 
+export interface QzoneFeedDetail extends JsonObject {
+    /** Original cells, ready to pass to getQzoneShareArk when sharing is allowed. */
+    feed: JsonObject;
+    /** Upstream comment continuation; null when the server supplies none. */
+    attach_info: string | null;
+}
+
 interface HomeFeedCursor {
     version: 1;
     kind: 'home';
@@ -238,6 +247,63 @@ export async function getQzoneHomeFeeds(
     return { ...data, feeds, has_more: data.has_more, next_cursor: nextCursor };
 }
 
+export async function getQzoneFeedDetail(
+    cookies: Record<string, string>,
+    tid: string,
+): Promise<QzoneFeedDetail> {
+    if (tid.length !== 24 || !/^[0-9a-f]{24}$/i.test(tid)) {
+        throw new Error('空间说说 tid 必须是 24 位十六进制编号');
+    }
+
+    const feedId = tid.toLowerCase();
+    const identity = Buffer.from(feedId, 'hex');
+    // Personal-space tids carry the author and creation time as little-endian
+    // uint32 words. Use the actual time rather than guessing an ignored field.
+    const ugcId = protobuf_encode<QzoneEmotionUgcId>({
+        appId: 311n,
+        uin: BigInt(identity.readUInt32LE(0)),
+        publishTime: BigInt(identity.readUInt32LE(4)),
+        field4: '',
+        field5: '',
+        field6: '0',
+        tid: feedId,
+    });
+    const data = await request(cookies, reader, 'GetFeedDetail', '0x97b1_1', {
+        union_id: {
+            feed_id: feedId,
+            ugc_id: Buffer.from(ugcId).toString('base64'),
+            adv_id: null,
+        },
+        feed_action_domain_type: 1,
+        from_page: 1,
+    });
+    const wrapper = data.feed;
+
+    if (!isObject(wrapper) || !isObject(wrapper.feed)) {
+        throw new Error('qzone GetFeedDetail 响应缺少完整动态 feed.feed');
+    }
+
+    const feed = wrapper.feed;
+    const common = feed.cell_common;
+    const unionId = isObject(common) ? common.union_id : undefined;
+
+    if (
+        !isObject(unionId) ||
+        typeof unionId.feed_id !== 'string' ||
+        unionId.feed_id.toLowerCase() !== feedId
+    ) {
+        throw new Error('qzone GetFeedDetail 返回的动态编号与请求不符');
+    }
+
+    if (data.attach_info != null && typeof data.attach_info !== 'string') {
+        throw new Error('qzone GetFeedDetail 评论游标格式异常');
+    }
+
+    // Match homepage feeds: remove only the item wrapper, retaining every cell
+    // (especially the opaque sharing fields) and the remaining response metadata.
+    return { ...data, feed, attach_info: data.attach_info ?? null };
+}
+
 export async function getQzoneShareArk(
     cookies: Record<string, string>,
     feed: JsonObject,
@@ -272,7 +338,7 @@ export async function getQzoneShareArk(
         typeof feed.cell_feed_transfer !== 'string' ||
         !feed.cell_feed_transfer
     ) {
-        throw new Error('空间动态缺少分享信息，请传入主页或推荐列表返回的完整动态');
+        throw new Error('空间动态缺少分享信息，请传入主页、详情或推荐列表返回的完整动态');
     }
 
     const data = await request(cookies, 'trpc.qq.share.Service', 'CreateShare', '0x9409_1', {
diff --git a/packages/protocol/tests/web/qzone-feed-detail.test.ts b/packages/protocol/tests/web/qzone-feed-detail.test.ts
new file mode 100644
index 00000000..1da2dac9
--- /dev/null
+++ b/packages/protocol/tests/web/qzone-feed-detail.test.ts
@@ -0,0 +1,179 @@
+import { afterEach, describe, expect, it, vi } from 'vitest';
+import { getQzoneFeedDetail, getQzoneShareArk } from '../../src/web/qzone-public';
+import { RequestUtil, getBknFromCookie } from '../../src/web/request-util';
+
+const cookies = { p_skey: 'fixture', uin: 'o20002' };
+// Synthetic post: author 10001, Unix time 1700000000, sequence word 1.
+const tid = '1127000000f1536501000000';
+const ugcId = 'CLcCEJFOGIDiz6oGIgAqADIBMEIYMTEyNzAwMDAwMGYxNTM2NTAxMDAwMDAw';
+const feed = {
+    cell_common: { domain_type: 1, union_id: { feed_id: tid, ugc_id: ugcId }, operate_mask: 0 },
+    cell_summary: { summary: 'Fixture post' },
+    cell_pic: { pics: [{ url: 'https://example.com/one.png' }, { future_image: true }] },
+    cell_video: { opaque_video: 'preserved' },
+    cell_comment: { comments: [{ id: '9007199254740993', unknown: true }] },
+    cell_operation: {
+        share_outside: {
+            share_access_resource: { busi_id: 'qzone_feed', resource_id: 'resource' },
+        },
+    },
+    cell_feed_transfer: 'original-transfer',
+    cell_future: { nested: [null, '18446744073709551615', { preserved: true }] },
+};
+const detail = {
+    feed: { feed },
+    attach_info: 'opaque-comment-continuation',
+    contribute_bar: null,
+    future_detail_field: { preserved: true },
+};
+
+afterEach(() => vi.restoreAllMocks());
+
+describe('Qzone feed detail by tid', () => {
+    it.each([tid, tid.toUpperCase()])(
+        'requests the personal-space detail with the encoded identity (%s)',
+        async (input) => {
+            const request = vi
+                .spyOn(RequestUtil, 'HttpGetJson')
+                .mockResolvedValue({ retcode: 0, data: detail });
+            const result = await getQzoneFeedDetail(cookies, input);
+
+            expect(result).toEqual({ ...detail, feed });
+            expect(result.feed).toBe(feed);
+            expect(request).toHaveBeenCalledExactlyOnceWith(
+                `https://h5.qzone.qq.com/http2rpc/gotrpc/v1/trpc.qzone.feeds_reader.FeedsReader/GetFeedDetail?g_tk=${getBknFromCookie(cookies)}`,
+                'POST',
+                {
+                    union_id: { feed_id: tid, ugc_id: ugcId, adv_id: null },
+                    feed_action_domain_type: 1,
+                    from_page: 1,
+                },
+                expect.objectContaining({
+                    Cookie: 'p_skey=fixture; uin=o20002',
+                    'Content-Type': 'application/json',
+                    'x-oidb': JSON.stringify({
+                        uint32_command: '0x97b1',
+                        uint32_service_type: '1',
+                    }),
+                }),
+            );
+        },
+    );
+
+    it('keeps the author and time unsigned and emits the explicit empty identity fields', async () => {
+        const highTid = 'ffffffffffffffff01000000';
+        const request = vi.spyOn(RequestUtil, 'HttpGetJson').mockResolvedValue({
+            retcode: 0,
+            data: { feed: { feed: { cell_common: { union_id: { feed_id: highTid } } } } },
+        });
+
+        await getQzoneFeedDetail(cookies, highTid);
+        const body = request.mock.calls[0]![2] as { union_id: { ugc_id: string } };
+        // Independent wire vector: app 311; two uint32-max values encoded as
+        // positive int64; present empty strings in fields 4 and 5; field 8 tid.
+        expect(Buffer.from(body.union_id.ugc_id, 'base64').toString('hex')).toBe(
+            '08b70210ffffffff0f18ffffffff0f22002a003201304218' +
+                '666666666666666666666666666666663031303030303030',
+        );
+    });
+
+    it.each([undefined, null, ''])(
+        'preserves an empty or absent upstream comment cursor (%s)',
+        async (attach_info) => {
+            const request = vi.spyOn(RequestUtil, 'HttpGetJson').mockResolvedValue({
+                retcode: 0,
+                data: { ...detail, attach_info },
+            });
+
+            expect((await getQzoneFeedDetail(cookies, tid)).attach_info).toBe(attach_info ?? null);
+            expect(request).toHaveBeenCalledOnce();
+        },
+    );
+
+    it.each(['', 'T1', 'g'.repeat(24), 'a'.repeat(23), 'a'.repeat(25), `${tid}\n`, ` ${tid}`])(
+        'rejects unsupported or malformed post IDs before requesting (%j)',
+        async (input) => {
+            const request = vi.spyOn(RequestUtil, 'HttpGetJson');
+
+            await expect(getQzoneFeedDetail(cookies, input)).rejects.toThrow('24 位十六进制');
+            expect(request).not.toHaveBeenCalled();
+        },
+    );
+
+    it.each([
+        {},
+        { feed: null },
+        { feed: [] },
+        { feed: { feed: [] } },
+        { feed: { feed: {} } },
+        { feed: { feed: { cell_common: { union_id: { feed_id: 'other' } } } } },
+        { ...detail, attach_info: {} },
+    ])('rejects incomplete, mismatched or malformed details (%#)', async (data) => {
+        const request = vi
+            .spyOn(RequestUtil, 'HttpGetJson')
+            .mockResolvedValue({ retcode: 0, data });
+
+        await expect(getQzoneFeedDetail(cookies, tid)).rejects.toThrow('GetFeedDetail');
+        expect(request).toHaveBeenCalledOnce();
+    });
+
+    it('propagates access and transport failures without a second request', async () => {
+        const request = vi
+            .spyOn(RequestUtil, 'HttpGetJson')
+            .mockResolvedValueOnce({ retcode: 10023, message: '无权限访问' })
+            .mockRejectedValueOnce(new Error('network down'));
+
+        await expect(getQzoneFeedDetail(cookies, tid)).rejects.toThrow('10023 无权限访问');
+        expect(request).toHaveBeenCalledTimes(1);
+        await expect(getQzoneFeedDetail(cookies, tid)).rejects.toThrow('network down');
+        expect(request).toHaveBeenCalledTimes(2);
+    });
+
+    it('passes the returned feed straight to card generation without rebuilding sharing data', async () => {
+        const ark = '{ "app": "com.tencent.tuwen.lua", "fixture": true }';
+        const request = vi
+            .spyOn(RequestUtil, 'HttpGetJson')
+            .mockResolvedValueOnce({ retcode: 0, data: detail })
+            .mockResolvedValueOnce({ retcode: 0, data: { template_data: ark } });
+        const result = await getQzoneFeedDetail(cookies, tid);
+
+        await expect(getQzoneShareArk(cookies, result.feed)).resolves.toEqual({
+            ark,
+            requires_confirmation: false,
+            notice: null,
+        });
+        expect(request).toHaveBeenCalledTimes(2);
+        expect(request).toHaveBeenNthCalledWith(
+            2,
+            expect.stringContaining('/trpc.qq.share.Service/CreateShare?g_tk='),
+            'POST',
+            {
+                info: {
+                    busi_id: 'qzone_feed',
+                    resource_id: 'resource',
+                    template: 'ark_busi_select',
+                    busi_data: 'original-transfer',
+                    plat: 1,
+                    target: 3,
+                },
+            },
+            expect.any(Object),
+        );
+    });
+
+    it('can read a share-restricted feed while preserving the share refusal', async () => {
+        const restrictedFeed = {
+            ...feed,
+            cell_common: { ...feed.cell_common, operate_mask: 1 << 17 },
+        };
+        const request = vi.spyOn(RequestUtil, 'HttpGetJson').mockResolvedValue({
+            retcode: 0,
+            data: { feed: { feed: restrictedFeed } },
+        });
+        const result = await getQzoneFeedDetail(cookies, tid);
+
+        expect(result.feed).toBe(restrictedFeed);
+        await expect(getQzoneShareArk(cookies, result.feed)).rejects.toThrow('不支持分享');
+        expect(request).toHaveBeenCalledOnce();
+    });
+});
diff --git a/packages/sdk/README.md b/packages/sdk/README.md
index 4a74e916..4f28a22c 100644
--- a/packages/sdk/README.md
+++ b/packages/sdk/README.md
@@ -185,7 +185,17 @@ for (const comment of detail.comments) {
 
 `get_qzone_home_feeds` 读取自己的空间主页，可传 `target_uin` 访问有权限的其他主页；`cursor` 使用同一账号、同一主页上次返回的 `next_cursor`。它返回完整动态，旧版 `get_qzone_feeds` 和 `get_qzone_msg_list` 保持原有格式。
 
-把主页或推荐列表的完整动态传给 `get_qzone_share_ark`，可获得 `{ ark, requires_confirmation, notice }`。此动作会生成分享卡片但不发送消息；将 `ark` 原文交给普通 JSON 消息发送接口即可获得消息编号，继续使用已有撤回及发送事件能力。
+已有说说编号时，可调用 `get_qzone_feed_detail`，传入 `get_qzone_msg_list` 或 `send_qzone_msg` 返回的 24 位十六进制 `tid`。此接口读取普通空间说说，自动从编号取得作者和发布时间，不需要 `target_uin`；访问仍使用当前账号的权限。结果的 `feed` 是单个完整动态对象，保留图片、视频、分享信息和未知字段，无需再取 `.feed.feed`。其余上游详情字段也会保留，`attach_info` 为上游评论游标（未提供时为 `null`）；只读取一次详情，不自动翻页，也不保证评论和回复完整。旧的 `get_qzone_msg_detail` 及其 `pos/num` 分页保持不变。
+
+```ts
+const detail = await bot.raw('get_qzone_feed_detail', {
+  tid: '1127000000f1536501000000', // 替换为实际说说编号
+});
+const card = await bot.raw('get_qzone_share_ark', { feed: detail.feed });
+// 若 card.requires_confirmation 为 true，发送前展示 card.notice 并取得确认。
+```
+
+把详情、主页或推荐列表的完整动态传给 `get_qzone_share_ark`，可获得 `{ ark, requires_confirmation, notice }`。此动作会生成分享卡片但不发送消息；将 `ark` 原文交给普通 JSON 消息发送接口即可获得消息编号，继续使用已有撤回及发送事件能力。能读取不代表允许分享：分享受限或缺少上游分享信息时，分享接口会明确报错。
 
 分享链接可能让未登录者也能访问动态，并包含作者 QQ 号。若 `requires_confirmation` 为 `true`，发送前应展示 `notice` 并取得确认；上游禁止分享或生成失败会返回错误。
 
diff --git a/packages/sdk/src/actions.ts b/packages/sdk/src/actions.ts
index 793b62ec..fb05411b 100644
--- a/packages/sdk/src/actions.ts
+++ b/packages/sdk/src/actions.ts
@@ -185,6 +185,7 @@ export const SNOWLUMA_ACTIONS = [
     'get_qun_album_list',
     'get_qzone_feeds',
     'get_qzone_home_feeds',
+    'get_qzone_feed_detail',
     'get_qzone_msg_detail',
     'get_qzone_msg_list',
     'get_qzone_profile',
diff --git a/packages/sdk/src/types/actions.ts b/packages/sdk/src/types/actions.ts
index dc0e71bb..a093d948 100644
--- a/packages/sdk/src/types/actions.ts
+++ b/packages/sdk/src/types/actions.ts
@@ -104,6 +104,7 @@ import type {
     GetQzoneProfileParams,
     GetQzonePublicFeedsParams,
     GetQzoneHomeFeedsParams,
+    GetQzoneFeedDetailParams,
     GetQzoneShareArkParams,
     GetQzonePublicCommentsParams,
     GetQzonePublicRepliesParams,
@@ -205,6 +206,7 @@ import type {
     QzonePublishResult,
     QzoneProfileResult,
     QzonePublicFeedsPage,
+    QzoneFeedDetailResult,
     QzoneShareArkResult,
     QzoneUpdateRightResult,
     RkeyServerResult,
@@ -428,6 +430,7 @@ export interface SnowLumaActionMap {
     get_qzone_public_capabilities: { params: JsonObject; data: JsonObject };
     get_qzone_public_feeds: { params: GetQzonePublicFeedsParams; data: QzonePublicFeedsPage };
     get_qzone_home_feeds: { params: GetQzoneHomeFeedsParams; data: QzonePublicFeedsPage };
+    get_qzone_feed_detail: { params: GetQzoneFeedDetailParams; data: QzoneFeedDetailResult };
     get_qzone_share_ark: { params: GetQzoneShareArkParams; data: QzoneShareArkResult };
     get_qzone_public_feed_detail: { params: QzonePublicFeedParams; data: JsonObject };
     get_qzone_public_comments: { params: GetQzonePublicCommentsParams; data: JsonObject };
diff --git a/packages/sdk/src/types/params.ts b/packages/sdk/src/types/params.ts
index c17cda46..2b006376 100644
--- a/packages/sdk/src/types/params.ts
+++ b/packages/sdk/src/types/params.ts
@@ -633,8 +633,13 @@ export interface GetQzoneHomeFeedsParams extends JsonObject {
     cursor?: string;
 }
 
+export interface GetQzoneFeedDetailParams extends JsonObject {
+    /** 24 hexadecimal characters from get_qzone_msg_list or send_qzone_msg. */
+    tid: string;
+}
+
 export interface GetQzoneShareArkParams extends JsonObject {
-    /** Original feed from get_qzone_home_feeds or get_qzone_public_feeds. */
+    /** Original feed from get_qzone_feed_detail, get_qzone_home_feeds or get_qzone_public_feeds. */
     feed: JsonObject;
 }
 
diff --git a/packages/sdk/src/types/results.ts b/packages/sdk/src/types/results.ts
index e8ce460b..f5383a94 100644
--- a/packages/sdk/src/types/results.ts
+++ b/packages/sdk/src/types/results.ts
@@ -422,6 +422,13 @@ export interface QzonePublicFeedsPage extends JsonObject {
     next_cursor: string | null;
 }
 
+export interface QzoneFeedDetailResult extends JsonObject {
+    /** Original cells, suitable for get_qzone_share_ark when sharing is permitted. */
+    feed: JsonObject;
+    /** Upstream comment continuation; null when none is supplied. No automatic pagination. */
+    attach_info: string | null;
+}
+
 export interface QzoneShareArkResult extends JsonObject {
     /** Preserve this string when sending a JSON message. */
     ark: string;
diff --git a/packages/sdk/tests/fixtures/action-contracts.ts b/packages/sdk/tests/fixtures/action-contracts.ts
index d1d13ede..ea3e4b00 100644
--- a/packages/sdk/tests/fixtures/action-contracts.ts
+++ b/packages/sdk/tests/fixtures/action-contracts.ts
@@ -97,6 +97,7 @@ export const actionParams = {
     get_qzone_profile: { target_uin: '10002' },
     get_qzone_public_capabilities: {},
     get_qzone_home_feeds: { target_uin: '10001', cursor: 'home-feed-cursor' },
+    get_qzone_feed_detail: { tid: '1127000000f1536501000000' },
     get_qzone_share_ark: { feed: qzonePublicFeed },
     get_qzone_public_comments: { feed: qzonePublicFeed, cursor: 'comments-from-detail' },
     get_qzone_public_feed_detail: { feed: qzonePublicFeed },
@@ -232,6 +233,7 @@ export type CoveredAction =
     | 'get_qzone_profile'
     | 'get_qzone_public_capabilities'
     | 'get_qzone_home_feeds'
+    | 'get_qzone_feed_detail'
     | 'get_qzone_share_ark'
     | 'get_qzone_public_comments'
     | 'get_qzone_public_feed_detail'
@@ -469,6 +471,13 @@ export const actionResults = {
     get_qzone_profile: { name: 'Space', description: 'Description' },
     get_qzone_public_capabilities: { public_qzone_entrance_switch: true, can_upvote: true },
     get_qzone_home_feeds: { feeds: [qzonePublicFeed], has_more: false, next_cursor: null },
+    get_qzone_feed_detail: {
+        feed: {
+            cell_common: { domain_type: 1, union_id: { feed_id: '1127000000f1536501000000' } },
+            cell_pic: { future_image_field: true },
+        },
+        attach_info: 'comments-from-detail',
+    },
     get_qzone_share_ark: { ark: '{"app":"com.tencent.tuwen.lua"}', requires_confirmation: false, notice: null },
     get_qzone_public_comments: {
         cell_comment: { comments: [qzonePublicComment] },
diff --git a/packages/sdk/tests/fixtures/action-types.mts b/packages/sdk/tests/fixtures/action-types.mts
index 1ef12609..2eeef4e1 100644
--- a/packages/sdk/tests/fixtures/action-types.mts
+++ b/packages/sdk/tests/fixtures/action-types.mts
@@ -164,6 +164,15 @@ export const invalidQzoneProfilePatch: ActionParams<'set_qzone_profile'> = {
     // @ts-expect-error profile fields accept string, number or boolean primitives
     description: [],
 };
+const feedDetail = await http.raw('get_qzone_feed_detail', actionParams.get_qzone_feed_detail);
+export const fullQzoneFeed: JsonObject = feedDetail.feed;
+export const feedDetailCursor: string | null = feedDetail.attach_info;
+export const feedDetailCard = await http.raw('get_qzone_share_ark', { feed: feedDetail.feed });
+// @ts-expect-error querying a feed requires a post ID
+http.raw('get_qzone_feed_detail', {});
+// @ts-expect-error the post ID is hexadecimal text, not an array
+http.raw('get_qzone_feed_detail', { tid: [] });
+
 const publicPage = await http.raw('get_qzone_public_feeds', {});
 export const publicCells: JsonObject[] = publicPage.feeds;
 export const publicHasMore: boolean = publicPage.has_more;