diff --git a/README.md b/README.md
index 5a8690a..692fc47 100644
--- a/README.md
+++ b/README.md
@@ -5,7 +5,7 @@ Memory Gateway 是一个轻量级记忆网关项目，用统一的 HTTP API 把
 - OpenViking：负责会话归档、长期记忆抽取、按 `user_id / session_id` 隔离的语义检索。
 - EverOS：负责用户画像、episodic memory、profile 查询等补充记忆能力。
 
-当前重点模块是 `memory_system_api`。它不是 OpenViking 的替代品，而是一个更窄的业务网关：上层只面对 user、user key、session 和 message；网关内部固定使用 OpenViking `admin` 工作区。
+当前重点模块是 `memory_system_api`。它不是 OpenViking 的替代品，而是一个更窄的业务网关：上层只面对 user、user key、session 和 message；网关内部为每个业务用户创建独立的 OpenViking admin account。
 
 ## 核心模型
 
@@ -28,21 +28,14 @@ Memory Gateway 是一个轻量级记忆网关项目，用统一的 HTTP API 把
 
 如果没有先创建 user，或者 `user_key` 与数据库里的 `user_id` 不匹配，`messages`、`commit`、`extract`、`tasks`、`search`、`profile` 都会返回 `401`。
 
-第一次创建业务 user 时，如果 SQLite 里还没有 OpenViking `admin` 工作区记录，网关会先调用 OpenViking：
+创建业务 user 时，网关直接为该用户创建一个独立 OpenViking account。默认 `account_id` 是 `<user_id>_account`，`admin_user_id` 是传入的 `user_id`：
 
 ```http
 POST /api/v1/admin/accounts
-{"account_id": "admin", "admin_user_id": "admin"}
+{"account_id": "<user_id>_account", "admin_user_id": "<user_id>"}
 ```
 
-随后创建具体用户：
-
-```http
-POST /api/v1/admin/accounts/admin/users
-{"user_id": "<user_id>", "role": "user"}
-```
-
-后续创建第二、第三个用户时，网关直接调用 `/api/v1/admin/accounts/admin/users`。所有返回的 `user_id / user_key`、创建过的 `session_id`、commit 返回的 `task_id / archive_uri` 都写入 SQLite，不放在进程内缓存里。
+网关不再调用 `/api/v1/admin/accounts/admin/users`。所有返回的 `admin_user_id / user_key`、创建过的 `session_id`、commit 返回的 `task_id / archive_uri` 都写入 SQLite，不放在进程内缓存里。
 
 ### 鉴权
 
@@ -59,12 +52,12 @@ OpenViking 内部调用遵循：
 
 | OpenViking 场景 | 鉴权 |
 |---|---|
-| Admin API，例如创建 account/user | `X-API-Key: <openviking root key>` |
-| 普通用户 API，例如 session/message/commit/task/search | `Authorization: Bearer <openviking user key>` |
+| Admin API，例如创建 account | `X-API-Key: <openviking root key>` |
+| 普通用户 API，例如 session/message/commit/task/search | `X-API-Key: <openviking user key>` |
 
 ### Session 与搜索范围
 
-OpenViking session 由请求里的 `session_id` 创建和提交。普通向量搜索使用显式用户 memory 路径 `viking://user/<user_id>/memories/`；`use_llm=true` 的智能搜索会同时传 `session_id` 和 `target_uri: viking://user/<user_id>/<session_id>`，用于结合当前 session context。
+OpenViking session 由请求里的 `session_id` 创建和提交。`/memory-system/search` 的 OpenViking 分支固定调用 OpenViking `/api/v1/search/search`，`target_uri` 可选，默认是 `viking://user/memories`，并默认传 `level: 2`、`score_threshold: 0.8`。
 
 ## 安装
 
@@ -127,7 +120,7 @@ storage:
 先启动 OpenViking 和 EverOS，再启动 Memory System API：
 
 ```bash
-python -m memory_system_api.server --config config.yaml --host 127.0.0.1 --port 1934
+python -m memory_system_api.server --config config.yaml --host 0.0.0.0 --port 1934
 ```
 
 如果 `server.api_key` 非空，所有请求还要加：
@@ -144,6 +137,12 @@ Base URL：
 http://127.0.0.1:1934/memory-system
 ```
 
+下面的示例默认先设置：
+
+```bash
+API=http://127.0.0.1:1934/memory-system
+```
+
 | 方法 | 路径 | 作用 | User key |
 |---|---|---|---|
 | `GET` | `/health` | 检查 OpenViking 和 EverOS 健康状态 | 不需要 |
@@ -152,9 +151,9 @@ http://127.0.0.1:1934/memory-system
 | `POST` | `/sessions/{session_id}/commit` | 提交会话，触发 OpenViking commit 和 EverOS flush | 需要 |
 | `POST` | `/sessions/{session_id}/extract` | 立即触发 OpenViking extract | 需要 |
 | `GET/POST` | `/sessions/{session_id}/context` | 查询 OpenViking 会话上下文，并用同一 query 搜索 EverOS 记忆 | 需要 |
-| `GET` | `/openviking/tasks/{task_id}` | 查询 OpenViking 后台任务状态 | 需要 |
+| `GET/POST` | `/openviking/tasks/{task_id}` | 查询 OpenViking 后台任务状态 | 需要 |
 | `POST` | `/search` | 同时搜索 OpenViking 和 EverOS 记忆 | 需要 |
-| `GET` | `/users/{user_id}/profile` | 查询 EverOS profile | 需要 |
+| `GET/POST` | `/users/{user_id}/profile` | 查询 EverOS profile，并补充 OpenViking 用户记忆搜索结果 | 需要 |
 
 ## API 详情
 
@@ -163,7 +162,7 @@ http://127.0.0.1:1934/memory-system
 检查两个后端是否可访问。
 
 ```bash
-curl -sS http://127.0.0.1:1934/memory-system/health
+curl -sS "$API/health"
 ```
 
 返回字段：
@@ -176,7 +175,7 @@ curl -sS http://127.0.0.1:1934/memory-system/health
 
 ### `POST /users`
 
-创建新的 OpenViking user，并把返回的 `user_id / user_key` 保存到本地 SQLite。
+创建新的 OpenViking admin account，并把返回的 `admin_user_id / user_key` 保存到本地 SQLite。
 
 请求体：
 
@@ -187,9 +186,9 @@ curl -sS http://127.0.0.1:1934/memory-system/health
 示例：
 
 ```bash
-curl -sS -X POST http://127.0.0.1:1934/memory-system/users \
+curl -sS -X POST "$API/users" \
   -H "Content-Type: application/json" \
-  -d '{"user_id": "userA"}'
+  -d '{"user_id":"userA"}'
 ```
 
 返回中的 `account.result.user_key` 是后续业务调用要传的 `user_key`：
@@ -200,8 +199,8 @@ curl -sS -X POST http://127.0.0.1:1934/memory-system/users \
   "account": {
     "status": "ok",
     "result": {
-      "account_id": "admin",
-      "user_id": "userA",
+      "account_id": "userA_account",
+      "admin_user_id": "userA",
       "user_key": "..."
     }
   }
@@ -229,7 +228,7 @@ curl -sS -X POST http://127.0.0.1:1934/memory-system/users \
 ```bash
 USER_KEY="..."
 
-curl -sS -X POST http://127.0.0.1:1934/memory-system/messages \
+curl -sS -X POST "$API/messages" \
   -H "Content-Type: application/json" \
   -d '{
     "user_id": "userA",
@@ -260,7 +259,7 @@ curl -sS -X POST http://127.0.0.1:1934/memory-system/messages \
 示例：
 
 ```bash
-curl -sS -X POST http://127.0.0.1:1934/memory-system/sessions/sessionA1/commit \
+curl -sS -X POST "$API/sessions/sessionA1/commit" \
   -H "Content-Type: application/json" \
   -d '{
     "user_id": "userA",
@@ -277,7 +276,7 @@ curl -sS -X POST http://127.0.0.1:1934/memory-system/sessions/sessionA1/commit \
 参数同 commit：
 
 ```bash
-curl -sS -X POST http://127.0.0.1:1934/memory-system/sessions/sessionA1/extract \
+curl -sS -X POST "$API/sessions/sessionA1/extract" \
   -H "Content-Type: application/json" \
   -d '{
     "user_id": "userA",
@@ -291,7 +290,7 @@ curl -sS -X POST http://127.0.0.1:1934/memory-system/sessions/sessionA1/extract
 
 ```http
 GET /api/v1/sessions/{session_id}/context
-Authorization: Bearer <user_key>
+X-API-Key: <user_key>
 ```
 
 同时用同一个 `query` 调用 EverOS `/api/v1/memories/search`，返回相关 episodic/profile/raw message 记忆。适合在回答用户问题前，把“当前 session 工作记忆”和“EverOS 相关记忆”一起取回。
@@ -314,7 +313,7 @@ Authorization: Bearer <user_key>
 POST 示例：
 
 ```bash
-curl -sS -X POST http://127.0.0.1:1934/memory-system/sessions/sessionA1/context \
+curl -sS -X POST "$API/sessions/sessionA1/context" \
   -H "Content-Type: application/json" \
   -d '{
     "user_id": "userA",
@@ -324,12 +323,6 @@ curl -sS -X POST http://127.0.0.1:1934/memory-system/sessions/sessionA1/context
   }'
 ```
 
-GET 示例：
-
-```bash
-curl -sS "http://127.0.0.1:1934/memory-system/sessions/sessionA1/context?user_id=userA&user_key=$USER_KEY&query=我喜欢喝什么？&limit=10"
-```
-
 返回字段：
 
 | 字段 | 含义 |
@@ -338,11 +331,11 @@ curl -sS "http://127.0.0.1:1934/memory-system/sessions/sessionA1/context?user_id
 | `items` | EverOS 搜索命中的精简记忆结果，含 `source_backend: "everos"` |
 | `backends` | 两个后端的精简诊断信息，不重复返回完整 OpenViking context 或 EverOS `original_data` |
 
-### `GET /openviking/tasks/{task_id}`
+### `GET/POST /openviking/tasks/{task_id}`
 
 查询 OpenViking 后台任务状态，例如 commit 返回的任务。
 
-Query 参数：
+请求体：
 
 | 参数 | 类型 | 必需 | 说明 |
 |---|---|---:|---|
@@ -353,7 +346,7 @@ Query 参数：
 示例：
 
 ```bash
-curl -sS -X POST "http://127.0.0.1:1934/memory-system/openviking/tasks/${TASK_ID}" \
+curl -sS -X POST "$API/openviking/tasks/${TASK_ID}" \
   -H "Content-Type: application/json" \
   -d '{
     "user_id": "userA",
@@ -372,15 +365,18 @@ curl -sS -X POST "http://127.0.0.1:1934/memory-system/openviking/tasks/${TASK_ID
 |---|---|---:|---|
 | `user_id` | string | 是 | 用户 ID |
 | `user_key` | string | 是 | `/users` 返回的 user key |
-| `session_id` | string/null | 否 | 会话 ID；`use_llm=true` 时会作为 OpenViking search 的 session context |
+| `session_id` | string/null | 否 | 会话 ID；用于 EverOS 过滤和鉴权身份 |
 | `query` | string | 是 | 查询文本 |
-| `use_llm` | bool | 否 | `false` 使用 OpenViking find + EverOS hybrid；`true` 使用 OpenViking search + EverOS agentic |
+| `use_llm` | bool | 否 | 只影响 EverOS 检索方式：`false` 使用 hybrid，`true` 使用 agentic |
 | `limit` | int | 否 | 返回条数，默认 10，范围 1 到 100 |
+| `level` | int | 否 | OpenViking search level，默认 2 |
+| `score_threshold` | float | 否 | OpenViking 最低分数阈值，默认 0.8，范围 0 到 1 |
+| `target_uri` | string | 否 | OpenViking 搜索范围，默认 `viking://user/memories` |
 
 示例：
 
 ```bash
-curl -sS -X POST http://127.0.0.1:1934/memory-system/search \
+curl -sS -X POST "$API/search" \
   -H "Content-Type: application/json" \
   -d '{
     "user_id": "userA",
@@ -388,7 +384,10 @@ curl -sS -X POST http://127.0.0.1:1934/memory-system/search \
     "session_id": "sessionA1",
     "query": "我喜欢喝什么？",
     "use_llm": false,
-    "limit": 10
+    "limit": 10,
+    "level": 2,
+    "score_threshold": 0.8,
+    "target_uri": "viking://user/memories"
   }'
 ```
 
@@ -400,16 +399,34 @@ curl -sS -X POST http://127.0.0.1:1934/memory-system/search \
 | `items` | 合并后的记忆结果，含 `source_backend` |
 | `backends` | 两个后端的精简诊断信息，例如命中数量、query plan 或查询过滤条件；不再回传完整原始命中和 `original_data` |
 
-### `GET /users/{user_id}/profile`
+### `GET/POST /users/{user_id}/profile`
 
-读取 EverOS profile。该接口需要 `user_key`，用于确认调用方属于该 user。
+读取用户画像。该接口需要 `user_key`，用于确认调用方属于该 user。网关会读取 EverOS profile，并用同一个 `query` 调 OpenViking `/api/v1/search/search`，固定传 `target_uri: viking://user/memories` 和 `level`。
+
+请求体：
+
+| 参数 | 类型 | 必需 | 说明 |
+|---|---|---:|---|
+| `user_key` | string | 是 | `/users` 返回的 user key |
+| `query` | string | 否 | OpenViking 搜索文本，默认 `用户画像` |
+| `limit` | int | 否 | OpenViking 返回条数，默认 10，范围 1 到 100 |
+| `level` | int | 否 | OpenViking search level，默认 2 |
 
 示例：
 
 ```bash
-curl -sS "http://127.0.0.1:1934/memory-system/users/userA/profile?user_key=$USER_KEY"
+curl -sS -X POST "$API/users/userA/profile" \
+  -H "Content-Type: application/json" \
+  -d '{
+    "user_key": "'"$USER_KEY"'",
+    "query": "我想喝东西",
+    "limit": 10,
+    "level": 2
+  }'
 ```
 
+返回中的 `profile` 是 EverOS profile 原始结果，`items` 是 OpenViking 命中的用户记忆，`backends` 只保留两个后端的状态和计数诊断，不重复返回完整 EverOS profile 或 OpenViking 命中列表。
+
 ## 完整测试流程
 
 ```bash
@@ -449,7 +466,13 @@ curl -sS -X POST "$API/search" \
 OpenViking commit 返回 `task_id` 后，轮询到 `completed` 再搜索长期 memory：
 
 ```bash
-curl -sS "$API/openviking/tasks/<task_id>?user_id=userA&user_key=$USER_KEY&session_id=sessionA1"
+curl -sS -X POST "$API/openviking/tasks/<task_id>" \
+  -H "Content-Type: application/json" \
+  -d '{
+    "user_id": "userA",
+    "user_key": "'"$USER_KEY"'",
+    "session_id": "sessionA1"
+  }'
 ```
 
 ## 开发检查
diff --git a/docs/openviking_memory_api_flow.md b/docs/openviking_memory_api_flow.md
index 93a73f2..aafc79c 100644
--- a/docs/openviking_memory_api_flow.md
+++ b/docs/openviking_memory_api_flow.md
@@ -20,22 +20,22 @@ OpenViking 的常见鉴权方式：
 
 | 场景 | Header |
 |---|---|
-| Admin API，例如创建 account/user | `X-API-Key: $ROOT_KEY` |
-| 普通用户 API，例如 session/message/search | `Authorization: Bearer $USER_A_KEY` |
+| Admin API，例如创建 account | `X-API-Key: $ROOT_KEY` |
+| 普通用户 API，例如 session/message/search | `X-API-Key: $USER_A_KEY` |
 
 ---
 
-## 1. 创建 admin 工作区 / account
+## 1. 创建用户隔离工作区 / account
 
-Admin API 用于多租户管理，包含 workspace/account 创建、用户注册、角色变更、key 生成等能力。创建 account 需要 root 权限。
+Admin API 用于多租户管理。Memory Gateway 为每个业务用户直接创建一个 admin account，不再调用 `/api/v1/admin/accounts/admin/users`。
 
 ```bash
 curl -X POST "$OV_HOST/api/v1/admin/accounts" \
   -H "X-API-Key: $ROOT_KEY" \
   -H "Content-Type: application/json" \
   -d '{
-    "account_id": "admin",
-    "admin_user_id": "admin"
+    "account_id": "userA_account",
+    "admin_user_id": "userA"
   }'
 ```
 
@@ -45,9 +45,9 @@ curl -X POST "$OV_HOST/api/v1/admin/accounts" \
 {
   "status": "ok",
   "result": {
-    "account_id": "admin",
-    "admin_user_id": "admin",
-    "user_key": "<admin-user-key>"
+    "account_id": "userA_account",
+    "admin_user_id": "userA",
+    "user_key": "<userA-user-key>"
   },
   "error": null,
   "telemetry": null
@@ -56,17 +56,17 @@ curl -X POST "$OV_HOST/api/v1/admin/accounts" \
 
 ---
 
-## 2. 创建用户
+## 2. 创建更多用户
 
 ### 2.1 创建 userA
 
 ```bash
-curl -X POST "$OV_HOST/api/v1/admin/accounts/admin/users" \
+curl -X POST "$OV_HOST/api/v1/admin/accounts" \
   -H "X-API-Key: $ROOT_KEY" \
   -H "Content-Type: application/json" \
   -d '{
-    "user_id": "userA",
-    "role": "user"
+    "account_id": "userA_account",
+    "admin_user_id": "userA"
   }'
 ```
 
@@ -79,12 +79,12 @@ export USER_A_KEY="<userA-user-key>"
 ### 2.2 创建 userB
 
 ```bash
-curl -X POST "$OV_HOST/api/v1/admin/accounts/admin/users" \
+curl -X POST "$OV_HOST/api/v1/admin/accounts" \
   -H "X-API-Key: $ROOT_KEY" \
   -H "Content-Type: application/json" \
   -d '{
-    "user_id": "userB",
-    "role": "user"
+    "account_id": "userB_account",
+    "admin_user_id": "userB"
   }'
 ```
 
@@ -106,7 +106,7 @@ Session 是会话容器，用于保存消息、跟踪上下文使用、commit 
 
 ```bash
 curl -X POST "$OV_HOST/api/v1/sessions" \
-  -H "Authorization: Bearer $USER_A_KEY" \
+  -H "X-API-Key: $USER_A_KEY" \
   -H "Content-Type: application/json" \
   -d '{
     "session_id": "sessionA1"
@@ -121,7 +121,7 @@ curl -X POST "$OV_HOST/api/v1/sessions" \
   "result": {
     "session_id": "sessionA1",
     "user": {
-      "account_id": "admin",
+      "account_id": "userA_account",
       "user_id": "userA",
       "agent_id": "default"
     }
@@ -135,7 +135,7 @@ curl -X POST "$OV_HOST/api/v1/sessions" \
 
 ```bash
 curl -X POST "$OV_HOST/api/v1/sessions" \
-  -H "Authorization: Bearer $USER_B_KEY" \
+  -H "X-API-Key: $USER_B_KEY" \
   -H "Content-Type: application/json" \
   -d '{
     "session_id": "sessionB1"
@@ -152,7 +152,7 @@ HTTP API 支持简单文本模式：`role + content`。`role` 通常为 `user` 
 
 ```bash
 curl -X POST "$OV_HOST/api/v1/sessions/sessionA1/messages" \
-  -H "Authorization: Bearer $USER_A_KEY" \
+  -H "X-API-Key: $USER_A_KEY" \
   -H "Content-Type: application/json" \
   -d '{
     "role": "user",
@@ -162,7 +162,7 @@ curl -X POST "$OV_HOST/api/v1/sessions/sessionA1/messages" \
 
 ```bash
 curl -X POST "$OV_HOST/api/v1/sessions/sessionA1/messages" \
-  -H "Authorization: Bearer $USER_A_KEY" \
+  -H "X-API-Key: $USER_A_KEY" \
   -H "Content-Type: application/json" \
   -d '{
     "role": "assistant",
@@ -174,7 +174,7 @@ curl -X POST "$OV_HOST/api/v1/sessions/sessionA1/messages" \
 
 ```bash
 curl -X POST "$OV_HOST/api/v1/sessions/sessionB1/messages" \
-  -H "Authorization: Bearer $USER_B_KEY" \
+  -H "X-API-Key: $USER_B_KEY" \
   -H "Content-Type: application/json" \
   -d '{
     "role": "user",
@@ -184,7 +184,7 @@ curl -X POST "$OV_HOST/api/v1/sessions/sessionB1/messages" \
 
 ```bash
 curl -X POST "$OV_HOST/api/v1/sessions/sessionB1/messages" \
-  -H "Authorization: Bearer $USER_B_KEY" \
+  -H "X-API-Key: $USER_B_KEY" \
   -H "Content-Type: application/json" \
   -d '{
     "role": "assistant",
@@ -207,7 +207,7 @@ curl -X POST "$OV_HOST/api/v1/sessions/sessionB1/messages" \
 
 ```bash
 curl -X POST "$OV_HOST/api/v1/sessions/sessionA1/commit" \
-  -H "Authorization: Bearer $USER_A_KEY" \
+  -H "X-API-Key: $USER_A_KEY" \
   -H "Content-Type: application/json" \
   -d '{
     "keep_recent_count": 0
@@ -233,7 +233,7 @@ curl -X POST "$OV_HOST/api/v1/sessions/sessionA1/commit" \
 
 ```bash
 curl -X POST "$OV_HOST/api/v1/sessions/sessionB1/commit" \
-  -H "Authorization: Bearer $USER_B_KEY" \
+  -H "X-API-Key: $USER_B_KEY" \
   -H "Content-Type: application/json" \
   -d '{
     "keep_recent_count": 0
@@ -246,7 +246,7 @@ curl -X POST "$OV_HOST/api/v1/sessions/sessionB1/commit" \
 
 ```bash
 curl -s "$OV_HOST/api/v1/tasks/<task_id>" \
-  -H "Authorization: Bearer $USER_A_KEY" | jq .
+  -H "X-API-Key: $USER_A_KEY" | jq .
 ```
 
 成功完成后类似：
@@ -302,7 +302,7 @@ curl -s "$OV_HOST/api/v1/tasks/<task_id>" \
 ```bash
 curl -s -X POST "$OV_HOST/api/v1/search/find" \
   -H "Content-Type: application/json" \
-  -H "Authorization: Bearer $USER_A_KEY" \
+  -H "X-API-Key: $USER_A_KEY" \
   -d '{
     "query": "我之前说了什么",
     "target_uri": "viking://user/userA/memories/",
@@ -341,7 +341,7 @@ curl -s -X POST "$OV_HOST/api/v1/search/find" \
 ```bash
 curl -s -X POST "$OV_HOST/api/v1/search/search" \
   -H "Content-Type: application/json" \
-  -H "Authorization: Bearer $USER_A_KEY" \
+  -H "X-API-Key: $USER_A_KEY" \
   -d '{
     "query": "我正在做什么",
     "target_uri": "viking://user/userA/sessionA1", # 
@@ -388,4 +388,3 @@ curl -s -X POST "$OV_HOST/api/v1/search/search" \
 1. **验证 memory 是否已经写入**：先用 `tasks/{task_id}` 确认 `completed`。
 2. **确认 user 长期 memory 是否可召回**：用 `/api/v1/search/find`，query 写得贴近 memory 内容。
 3. **需要结合当前会话上下文**：再用 `/api/v1/search/search` 加 `session_id`。
-
diff --git a/memory_system_api/api.py b/memory_system_api/api.py
index 71b5318..68021b7 100644
--- a/memory_system_api/api.py
+++ b/memory_system_api/api.py
@@ -6,9 +6,11 @@ from fastapi import APIRouter, Depends, HTTPException, Query, status
 from .auth import verify_api_key
 from .schemas import (
     MessageIngestRequest,
+    ProfileRequest,
     SearchRequest,
     SessionContextRequest,
     SessionUserRequest,
+    TaskStatusRequest,
     UserCreateRequest,
 )
 from .service import MemorySystemService
@@ -123,6 +125,23 @@ async def get_openviking_task(
         raise user_auth_error(exc) from exc
 
 
+@router.post("/openviking/tasks/{task_id}")
+async def get_openviking_task_from_body(
+    task_id: str,
+    request: TaskStatusRequest,
+    service: MemorySystemService = Depends(get_service),
+):
+    try:
+        return await service.get_openviking_task(
+            request.user_id,
+            request.user_key,
+            task_id,
+            session_id=request.session_id,
+        )
+    except PermissionError as exc:
+        raise user_auth_error(exc) from exc
+
+
 @router.post("/search")
 async def search(
     request: SearchRequest,
@@ -134,14 +153,34 @@ async def search(
         raise user_auth_error(exc) from exc
 
 
+@router.post("/users/{user_id}/profile")
+async def get_profile_from_body(
+    user_id: str,
+    request: ProfileRequest,
+    service: MemorySystemService = Depends(get_service),
+):
+    try:
+        return await service.get_profile(
+            user_id,
+            request.user_key,
+            query=request.query,
+            limit=request.limit,
+            level=request.level,
+        )
+    except PermissionError as exc:
+        raise user_auth_error(exc) from exc
+
+
 @router.get("/users/{user_id}/profile")
 async def get_profile(
     user_id: str,
     user_key: str = Query(min_length=1),
+    query: str = Query(default="用户画像", min_length=1),
+    limit: int = Query(default=10, ge=1, le=100),
+    level: int = Query(default=2, ge=0),
     service: MemorySystemService = Depends(get_service),
 ):
     try:
-        service.openviking.credential_for_user(user_id, user_key)
+        return await service.get_profile(user_id, user_key, query=query, limit=limit, level=level)
     except PermissionError as exc:
         raise user_auth_error(exc) from exc
-    return await service.get_profile(user_id)
diff --git a/memory_system_api/clients.py b/memory_system_api/clients.py
index 5d191cc..00d2a7d 100644
--- a/memory_system_api/clients.py
+++ b/memory_system_api/clients.py
@@ -49,36 +49,24 @@ class OpenVikingMemorySystemClient:
         user_key = self._extract_user_key(data)
         if user_key:
             self.store.save_account_key(account_id, admin_user_id, user_key)
-            self.store.save_user_key(admin_user_id, user_key)
+            self.store.save_user_key(admin_user_id, user_key, account_id=account_id)
         return data
 
-    async def ensure_admin_workspace(self) -> None:
-        if self.store.get_account_key(ADMIN_ACCOUNT_ID):
-            return
-        await self.create_account(ADMIN_ACCOUNT_ID, ADMIN_USER_ID)
-
     async def create_user(self, user_id: str, role: str = "user") -> dict[str, Any]:
         existing = self.store.get_user_key(user_id)
+        account_id = self._account_id_for_user(user_id)
         if existing:
-            return {"status": "ok", "result": {"account_id": ADMIN_ACCOUNT_ID, "user_id": user_id, "user_key": existing}}
+            return {
+                "status": "ok",
+                "result": {
+                    "account_id": account_id,
+                    "admin_user_id": user_id,
+                    "user_id": user_id,
+                    "user_key": existing,
+                },
+            }
 
-        await self.ensure_admin_workspace()
-        if user_id == ADMIN_USER_ID:
-            user_key = self.store.get_user_key(user_id)
-            return {"status": "ok", "result": {"account_id": ADMIN_ACCOUNT_ID, "user_id": user_id, "user_key": user_key}}
-
-        async with self._client(self.root_key) as client:
-            response = await client.post(
-                f"/api/v1/admin/accounts/{ADMIN_ACCOUNT_ID}/users",
-                json={"user_id": user_id, "role": role},
-            )
-            response.raise_for_status()
-            data = response.json()
-
-        user_key = self._extract_user_key(data)
-        if user_key:
-            self.store.save_user_key(user_id, user_key)
-        return data
+        return await self.create_account(account_id, user_id)
 
     def credential_for_user(
         self,
@@ -98,7 +86,7 @@ class OpenVikingMemorySystemClient:
     ) -> OpenVikingCredential:
         return OpenVikingCredential(
             api_key=user_key,
-            account_id=ADMIN_ACCOUNT_ID,
+            account_id=self._account_id_for_user(user_id),
             user_id=user_id,
             agent_id=agent_id,
             user_key_auth=True,
@@ -164,22 +152,46 @@ class OpenVikingMemorySystemClient:
             return response.json()
 
     async def search(
-        self, credential: OpenVikingCredential | str, session_id: str | None, query: str, limit: int
+        self,
+        credential: OpenVikingCredential | str,
+        query: str,
+        limit: int,
+        level: int = 2,
+        score_threshold: float = 0.8,
+        target_uri: str = "viking://user/memories",
     ) -> dict[str, Any]:
-        payload: dict[str, Any] = {"query": query, "limit": limit}
-        if session_id:
-            payload["session_id"] = session_id
-        if isinstance(credential, OpenVikingCredential) and credential.user_id:
-            payload["target_uri"] = (
-                f"viking://user/{credential.user_id}/{session_id}"
-                if session_id
-                else f"viking://user/{credential.user_id}/memories/"
-            )
+        payload: dict[str, Any] = {
+            "query": query,
+            "target_uri": target_uri,
+            "limit": limit,
+            "level": level,
+            "score_threshold": score_threshold,
+        }
         async with self._credential_client(credential) as client:
             response = await client.post("/api/v1/search/search", json=payload)
             response.raise_for_status()
             return response.json()
 
+    async def search_profile_memories(
+        self,
+        credential: OpenVikingCredential | str,
+        query: str,
+        limit: int,
+        level: int,
+    ) -> dict[str, Any]:
+        async with self._credential_client(credential) as client:
+            response = await client.post(
+                "/api/v1/search/search",
+                json={
+                    "query": query,
+                    "limit": limit,
+                    "level": level,
+                    "target_uri": "viking://user/memories",
+                },
+            )
+            response.raise_for_status()
+            return response.json()
+
     async def get_session_context(self, credential: OpenVikingCredential | str, session_id: str) -> dict[str, Any]:
         async with self._credential_client(credential) as client:
             response = await client.get(f"/api/v1/sessions/{session_id}/context")
@@ -201,11 +213,7 @@ class OpenVikingMemorySystemClient:
         return self._client(credential.api_key, headers)
 
     def _client(self, api_key: str, extra_headers: dict[str, str] | None = None) -> httpx.AsyncClient:
-        headers = {"Content-Type": "application/json"}
-        if api_key == self.root_key:
-            headers["X-API-Key"] = api_key
-        else:
-            headers["Authorization"] = f"Bearer {api_key}"
+        headers = {"Content-Type": "application/json", "X-API-Key": api_key}
         if extra_headers:
             headers.update(extra_headers)
         return httpx.AsyncClient(
@@ -226,6 +234,9 @@ class OpenVikingMemorySystemClient:
             "admin_user_id": admin_user_id,
         }
 
+    def _account_id_for_user(self, user_id: str) -> str:
+        return f"{user_id}_account"
+
     def _save_session(self, credential: OpenVikingCredential | str, session_id: str) -> None:
         if isinstance(credential, OpenVikingCredential) and credential.user_id:
             self.store.save_session(credential.user_id, session_id)
diff --git a/memory_system_api/schemas.py b/memory_system_api/schemas.py
index bd2003b..c04dc64 100644
--- a/memory_system_api/schemas.py
+++ b/memory_system_api/schemas.py
@@ -24,6 +24,10 @@ class SessionUserRequest(BaseModel):
     user_key: str = Field(min_length=1)
 
 
+class TaskStatusRequest(SessionUserRequest):
+    session_id: str | None = Field(default=None, min_length=1)
+
+
 class SearchRequest(BaseModel):
     user_id: str = Field(min_length=1)
     user_key: str = Field(min_length=1)
@@ -31,6 +35,9 @@ class SearchRequest(BaseModel):
     query: str = Field(min_length=1)
     use_llm: bool = False
     limit: int = Field(default=10, ge=1, le=100)
+    level: int = Field(default=2, ge=0)
+    score_threshold: float = Field(default=0.8, ge=0, le=1)
+    target_uri: str = Field(default="viking://user/memories", min_length=1)
 
 
 class SessionContextRequest(BaseModel):
@@ -40,6 +47,13 @@ class SessionContextRequest(BaseModel):
     limit: int = Field(default=10, ge=1, le=100)
 
 
+class ProfileRequest(BaseModel):
+    user_key: str = Field(min_length=1)
+    query: str = Field(default="用户画像", min_length=1)
+    limit: int = Field(default=10, ge=1, le=100)
+    level: int = Field(default=2, ge=0)
+
+
 class BackendStatus(BaseModel):
     status: OperationStatus
     result: Any = None
@@ -88,4 +102,5 @@ class SessionContextResponse(BaseModel):
 class ProfileResponse(BaseModel):
     status: OperationStatus
     profile: Any = None
+    items: list[dict[str, Any]] = Field(default_factory=list)
     backends: dict[str, BackendStatus]
diff --git a/memory_system_api/service.py b/memory_system_api/service.py
index 365543a..41fad29 100644
--- a/memory_system_api/service.py
+++ b/memory_system_api/service.py
@@ -103,9 +103,14 @@ class MemorySystemService:
         everos_method = "agentic" if request.use_llm else "hybrid"
 
         async def search_openviking() -> dict[str, Any]:
-            if request.use_llm:
-                return await self.openviking.search(credential, request.session_id, request.query, request.limit)
-            return await self.openviking.find(credential, request.query, request.limit)
+            return await self.openviking.search(
+                credential,
+                request.query,
+                request.limit,
+                request.level,
+                request.score_threshold,
+                request.target_uri,
+            )
 
         async def search_everos() -> dict[str, Any]:
             return await self.everos.search(
@@ -160,10 +165,32 @@ class MemorySystemService:
             backends=self._compact_session_context_backends(backends),
         )
 
-    async def get_profile(self, user_id: str) -> ProfileResponse:
-        backends = {"everos": await self._capture(lambda: self.everos.get_profile(user_id))}
+    async def get_profile(
+        self,
+        user_id: str,
+        user_key: str,
+        query: str = "用户画像",
+        limit: int = 10,
+        level: int = 2,
+    ) -> ProfileResponse:
+        credential = self.openviking.credential_for_user(user_id, user_key)
+        backends = await self._run_backends(
+            everos=lambda: self.everos.get_profile(user_id),
+            openviking=lambda: self.openviking.search_profile_memories(credential, query, limit, level),
+        )
+        backends = self._remove_vectors_from_backends(backends)
         profile = backends["everos"].result if backends["everos"].status == "success" else None
-        return ProfileResponse(status=self._aggregate_status(backends), profile=profile, backends=backends)
+        items = (
+            self._items_from_backend_result("openviking", backends["openviking"].result)[:limit]
+            if backends["openviking"].status == "success"
+            else []
+        )
+        return ProfileResponse(
+            status=self._aggregate_status(backends),
+            profile=profile,
+            items=items,
+            backends=self._compact_profile_backends(backends),
+        )
 
     async def health(self) -> dict[str, Any]:
         backends = await self._run_backends(openviking=self.openviking.health, everos=self.everos.health)
@@ -323,6 +350,31 @@ class MemorySystemService:
             return {key: value for key, value in compact.items() if value is not None}
         return self._compact_backend_result(backend_name, result)
 
+    def _compact_profile_backends(self, backends: dict[str, BackendStatus]) -> dict[str, BackendStatus]:
+        return {
+            name: backend.model_copy(update={"result": self._compact_profile_backend_result(name, backend.result)})
+            for name, backend in backends.items()
+        }
+
+    def _compact_profile_backend_result(self, backend_name: str, result: Any) -> Any:
+        if backend_name == "openviking":
+            return self._compact_backend_result("openviking", result)
+        if backend_name == "everos":
+            data = result.get("data") if isinstance(result, dict) and isinstance(result.get("data"), dict) else result
+            if not isinstance(data, dict):
+                return result
+            compact: dict[str, Any] = {}
+            for key in ("total_count", "count"):
+                if key in data:
+                    compact[key] = data[key]
+            compact["counts"] = {
+                key: len(data.get(key) or [])
+                for key in ("episodes", "profiles", "agent_cases", "agent_skills")
+                if isinstance(data.get(key), list)
+            }
+            return compact
+        return result
+
     def _remove_vectors_from_backends(self, backends: dict[str, BackendStatus]) -> dict[str, BackendStatus]:
         return {
             name: backend.model_copy(update={"result": self._remove_vectors(backend.result)})
diff --git a/memory_system_api/store.py b/memory_system_api/store.py
index 1f6fa53..c08c77f 100644
--- a/memory_system_api/store.py
+++ b/memory_system_api/store.py
@@ -65,7 +65,7 @@ class OpenVikingUserKeyStore:
                 ).fetchone()
         return str(row[0]) if row else None
 
-    def save_user_key(self, user_id: str, user_key: str) -> None:
+    def save_user_key(self, user_id: str, user_key: str, account_id: str = ADMIN_ACCOUNT_ID) -> None:
         now = datetime.now(timezone.utc).isoformat()
         with self._connect() as conn:
             conn.execute(
@@ -76,7 +76,7 @@ class OpenVikingUserKeyStore:
                     user_key = excluded.user_key,
                     updated_at = excluded.updated_at
                 """,
-                (user_id, ADMIN_ACCOUNT_ID, user_key, now, now),
+                (user_id, account_id, user_key, now, now),
             )
 
     def user_key_matches(self, user_id: str, user_key: str) -> bool:
diff --git a/skills/memory-system-api/references/api.md b/skills/memory-system-api/references/api.md
index 32b3070..fdf6f5a 100644
--- a/skills/memory-system-api/references/api.md
+++ b/skills/memory-system-api/references/api.md
@@ -147,7 +147,10 @@ curl -s -X POST <MEMORY_SYSTEM_BASE_URL>/memory-system/search \
     "session_id": "<SESSION_ID>",
     "query": "我喜欢喝什么咖啡？",
     "use_llm": false,
-    "limit": 10
+    "limit": 10,
+    "level": 2,
+    "score_threshold": 0.8,
+    "target_uri": "viking://user/memories"
   }'
 ```
 
@@ -162,11 +165,14 @@ curl -s -X POST <MEMORY_SYSTEM_BASE_URL>/memory-system/search \
     "session_id": "<SESSION_ID>",
     "query": "我的偏好是什么？",
     "use_llm": true,
-    "limit": 10
+    "limit": 10,
+    "level": 2,
+    "score_threshold": 0.8,
+    "target_uri": "viking://user/memories"
   }'
 ```
 
-Raw API search responses include merged `items` plus compact backend diagnostics. Fields named `vector` are stripped recursively before the API returns JSON. The API does not return EverOS `original_data` or full episode payloads inside `backends` anymore.
+Raw API search responses include merged `items` plus compact backend diagnostics. Fields named `vector` are stripped recursively before the API returns JSON. The API does not return EverOS `original_data` or full episode payloads inside `backends` anymore. OpenViking search uses `/api/v1/search/search`; `target_uri`, `level`, and `score_threshold` are optional request fields.
 
 The search response shape should now look more like:
 
@@ -219,9 +225,15 @@ Use the compact `text` fields for answering. Only inspect raw `backends` when de
 ## Profile
 
 ```bash
-curl -s "<MEMORY_SYSTEM_BASE_URL>/memory-system/users/<USER_ID>/profile?user_key=<USER_KEY>"
+curl -sS --get "<MEMORY_SYSTEM_BASE_URL>/memory-system/users/<USER_ID>/profile" \
+  --data-urlencode "user_key=<USER_KEY>" \
+  --data-urlencode "query=我想喝东西" \
+  --data-urlencode "limit=10" \
+  --data-urlencode "level=2"
 ```
 
+This combines EverOS profile with OpenViking memory recall. The OpenViking request uses `/api/v1/search/search` with `target_uri: viking://user/memories`, `limit`, and `level`.
+
 ## Response Interpretation
 
 Inspect backend status:
diff --git a/tests/Prompt Engineer.png b/tests/Prompt Engineer.png
new file mode 100644
index 0000000..70f5f5b
Binary files /dev/null and b/tests/Prompt Engineer.png differ
diff --git a/tests/test_memory_system_clients.py b/tests/test_memory_system_clients.py
index a6859b9..ce9baa1 100644
--- a/tests/test_memory_system_clients.py
+++ b/tests/test_memory_system_clients.py
@@ -13,7 +13,7 @@ class FakeStore:
     def get_user_key(self, user_id: str) -> str | None:
         return self.users.get(user_id)
 
-    def save_user_key(self, user_id: str, user_key: str) -> None:
+    def save_user_key(self, user_id: str, user_key: str, account_id: str = "admin") -> None:
         self.users[user_id] = user_key
 
     def get_account_key(self, account_id: str) -> str | None:
@@ -91,12 +91,24 @@ def test_openviking_accepts_matching_user_credentials():
     credential = client.credential_for_user("tom", "tom-key", agent_id="sess-1")
 
     assert credential.api_key == "tom-key"
-    assert credential.account_id == "admin"
+    assert credential.account_id == "tom_account"
     assert credential.user_id == "tom"
     assert credential.agent_id == "sess-1"
 
 
-def test_openviking_create_user_initializes_admin_workspace_first():
+def test_openviking_client_uses_x_api_key_for_user_keys():
+    client = OpenVikingMemorySystemClient(store=FakeStore())
+    client.root_key = "root-key"
+
+    http_client = client._client("tom-key")
+    try:
+        assert http_client.headers["X-API-Key"] == "tom-key"
+        assert "Authorization" not in http_client.headers
+    finally:
+        asyncio.run(http_client.aclose())
+
+
+def test_openviking_create_user_creates_isolated_admin_account():
     store = FakeStore()
     client = OpenVikingMemorySystemClient(store=store)
     client.root_key = "root-key"
@@ -104,11 +116,14 @@ def test_openviking_create_user_initializes_admin_workspace_first():
     responses = [
         FakeResponse(
             200,
-            {"status": "ok", "result": {"account_id": "admin", "admin_user_id": "admin", "user_key": "admin-key"}},
-        ),
-        FakeResponse(
-            200,
-            {"status": "ok", "result": {"account_id": "admin", "user_id": "userA", "user_key": "userA-key"}},
+            {
+                "status": "ok",
+                "result": {
+                    "account_id": "userA_account",
+                    "admin_user_id": "userA",
+                    "user_key": "userA-key",
+                },
+            },
         ),
     ]
     client._client = lambda api_key, extra_headers=None: FakeAsyncClient(  # type: ignore[method-assign]
@@ -120,28 +135,28 @@ def test_openviking_create_user_initializes_admin_workspace_first():
 
     result = asyncio.run(client.create_user("userA"))
 
-    assert result == {"status": "ok", "result": {"account_id": "admin", "user_id": "userA", "user_key": "userA-key"}}
-    assert store.accounts == {"admin": "admin-key"}
-    assert store.users == {"admin": "admin-key", "userA": "userA-key"}
+    assert result == {
+        "status": "ok",
+        "result": {
+            "account_id": "userA_account",
+            "admin_user_id": "userA",
+            "user_key": "userA-key",
+        },
+    }
+    assert store.accounts == {"userA_account": "userA-key"}
+    assert store.users == {"userA": "userA-key"}
     assert calls == [
         (
             "post",
             "root-key",
             {},
             "/api/v1/admin/accounts",
-            {"account_id": "admin", "admin_user_id": "admin"},
-        ),
-        (
-            "post",
-            "root-key",
-            {},
-            "/api/v1/admin/accounts/admin/users",
-            {"user_id": "userA", "role": "user"},
+            {"account_id": "userA_account", "admin_user_id": "userA"},
         ),
     ]
 
 
-def test_openviking_create_user_reuses_existing_admin_workspace():
+def test_openviking_create_user_creates_account_even_when_admin_workspace_exists():
     store = FakeStore()
     store.save_account_key("admin", "admin", "admin-key")
     client = OpenVikingMemorySystemClient(store=store)
@@ -150,7 +165,14 @@ def test_openviking_create_user_reuses_existing_admin_workspace():
     responses = [
         FakeResponse(
             200,
-            {"status": "ok", "result": {"account_id": "admin", "user_id": "userB", "user_key": "userB-key"}},
+            {
+                "status": "ok",
+                "result": {
+                    "account_id": "userB_account",
+                    "admin_user_id": "userB",
+                    "user_key": "userB-key",
+                },
+            },
         )
     ]
     client._client = lambda api_key, extra_headers=None: FakeAsyncClient(  # type: ignore[method-assign]
@@ -162,15 +184,23 @@ def test_openviking_create_user_reuses_existing_admin_workspace():
 
     result = asyncio.run(client.create_user("userB"))
 
-    assert result == {"status": "ok", "result": {"account_id": "admin", "user_id": "userB", "user_key": "userB-key"}}
+    assert result == {
+        "status": "ok",
+        "result": {
+            "account_id": "userB_account",
+            "admin_user_id": "userB",
+            "user_key": "userB-key",
+        },
+    }
+    assert store.accounts == {"admin": "admin-key", "userB_account": "userB-key"}
     assert store.users == {"userB": "userB-key"}
     assert calls == [
         (
             "post",
             "root-key",
             {},
-            "/api/v1/admin/accounts/admin/users",
-            {"user_id": "userB", "role": "user"},
+            "/api/v1/admin/accounts",
+            {"account_id": "userB_account", "admin_user_id": "userB"},
         )
     ]
 
@@ -229,7 +259,7 @@ def test_openviking_find_uses_current_identity_memory_scope():
     ]
 
 
-def test_openviking_search_uses_session_target_uri():
+def test_openviking_search_uses_fixed_user_memory_target_with_level_and_score_threshold():
     client = OpenVikingMemorySystemClient(store=FakeStore())
     calls = []
     responses = [FakeResponse(200, {"status": "ok", "result": {"memories": []}})]
@@ -241,7 +271,7 @@ def test_openviking_search_uses_session_target_uri():
     )
     credential = client.user_credential("tom-key", "tom", agent_id="sess-1")
 
-    result = asyncio.run(client.search(credential, "sess-1", "咖啡", 5))
+    result = asyncio.run(client.search(credential, "咖啡", 5, level=3, score_threshold=0.7))
 
     assert result == {"status": "ok", "result": {"memories": []}}
     assert calls == [
@@ -250,7 +280,83 @@ def test_openviking_search_uses_session_target_uri():
             "tom-key",
             {},
             "/api/v1/search/search",
-            {"query": "咖啡", "limit": 5, "session_id": "sess-1", "target_uri": "viking://user/tom/sess-1"},
+            {
+                "query": "咖啡",
+                "target_uri": "viking://user/memories",
+                "limit": 5,
+                "level": 3,
+                "score_threshold": 0.7,
+            },
+        )
+    ]
+
+
+def test_openviking_search_accepts_custom_target_uri():
+    client = OpenVikingMemorySystemClient(store=FakeStore())
+    calls = []
+    responses = [FakeResponse(200, {"status": "ok", "result": {"memories": []}})]
+    client._client = lambda api_key, extra_headers=None: FakeAsyncClient(  # type: ignore[method-assign]
+        calls,
+        responses,
+        api_key,
+        extra_headers or {},
+    )
+    credential = client.user_credential("tom-key", "tom", agent_id="sess-1")
+
+    result = asyncio.run(client.search(
+        credential,
+        "咖啡",
+        5,
+        level=3,
+        score_threshold=0.7,
+        target_uri="viking://user/custom/memories",
+    ))
+
+    assert result == {"status": "ok", "result": {"memories": []}}
+    assert calls == [
+        (
+            "post",
+            "tom-key",
+            {},
+            "/api/v1/search/search",
+            {
+                "query": "咖啡",
+                "target_uri": "viking://user/custom/memories",
+                "limit": 5,
+                "level": 3,
+                "score_threshold": 0.7,
+            },
+        )
+    ]
+
+
+def test_openviking_profile_search_uses_user_memory_target_and_level():
+    client = OpenVikingMemorySystemClient(store=FakeStore())
+    calls = []
+    responses = [FakeResponse(200, {"status": "ok", "result": {"memories": []}})]
+    client._client = lambda api_key, extra_headers=None: FakeAsyncClient(  # type: ignore[method-assign]
+        calls,
+        responses,
+        api_key,
+        extra_headers or {},
+    )
+    credential = client.user_credential("tom-key", "tom")
+
+    result = asyncio.run(client.search_profile_memories(credential, "我想喝东西", 10, 2))
+
+    assert result == {"status": "ok", "result": {"memories": []}}
+    assert calls == [
+        (
+            "post",
+            "tom-key",
+            {},
+            "/api/v1/search/search",
+            {
+                "query": "我想喝东西",
+                "limit": 10,
+                "level": 2,
+                "target_uri": "viking://user/memories",
+            },
         )
     ]
 
diff --git a/tests/test_memory_system_server.py b/tests/test_memory_system_server.py
index ca746c6..1f39a42 100644
--- a/tests/test_memory_system_server.py
+++ b/tests/test_memory_system_server.py
@@ -14,6 +14,20 @@ def test_memory_system_server_exposes_routes():
     assert {"GET", "POST"} <= context_methods
     assert "/memory-system/search" in paths
     assert "/memory-system/users/{user_id}/profile" in paths
+    task_methods = {
+        method
+        for route in app.routes
+        if getattr(route, "path", "") == "/memory-system/openviking/tasks/{task_id}"
+        for method in getattr(route, "methods", set())
+    }
+    profile_methods = {
+        method
+        for route in app.routes
+        if getattr(route, "path", "") == "/memory-system/users/{user_id}/profile"
+        for method in getattr(route, "methods", set())
+    }
+    assert {"GET", "POST"} <= task_methods
+    assert {"GET", "POST"} <= profile_methods
 
 
 def test_memory_system_messages_does_not_require_account_key_header():
diff --git a/tests/test_memory_system_service.py b/tests/test_memory_system_service.py
index 59604bc..7c15dc5 100644
--- a/tests/test_memory_system_service.py
+++ b/tests/test_memory_system_service.py
@@ -11,7 +11,7 @@ class FakeOpenViking:
 
     async def create_user(self, user_id: str) -> dict:
         self.calls.append(("create_user", user_id))
-        return {"account_id": "admin", "user_id": user_id, "user_key": f"{user_id}-key"}
+        return {"account_id": f"{user_id}_account", "admin_user_id": user_id, "user_key": f"{user_id}-key"}
 
     def credential_for_user(
         self,
@@ -39,11 +39,39 @@ class FakeOpenViking:
         await asyncio.sleep(0.01)
         return {"items": [{"source": "openviking-find"}]}
 
-    async def search(self, user_key: str, session_id: str | None, query: str, limit: int) -> dict:
-        self.calls.append(("search", user_key, session_id, query, limit))
+    async def search(
+        self,
+        user_key: str,
+        query: str,
+        limit: int,
+        level: int = 2,
+        score_threshold: float = 0.8,
+        target_uri: str = "viking://user/memories",
+    ) -> dict:
+        self.calls.append(("search", user_key, query, limit, level, score_threshold, target_uri))
         await asyncio.sleep(0.01)
         return {"items": [{"source": "openviking-search"}]}
 
+    async def search_profile_memories(self, user_key: str, query: str, limit: int, level: int) -> dict:
+        self.calls.append(("search_profile_memories", user_key, query, limit, level))
+        return {
+            "status": "ok",
+            "result": {
+                "memories": [
+                    {
+                        "context_type": "memory",
+                        "uri": "viking://user/tom/memories/preferences/coffee.md",
+                        "level": 2,
+                        "score": 0.91,
+                        "abstract": "用户喜欢喝咖啡。",
+                    }
+                ],
+                "resources": [],
+                "skills": [],
+                "total": 1,
+            },
+        }
+
     async def get_session_context(self, user_key: str, session_id: str) -> dict:
         self.calls.append(("get_session_context", user_key, session_id))
         return {
@@ -82,6 +110,25 @@ class FakeEverOS:
         self.calls.append(("flush", user_id, session_id))
         return {"status": "flushed"}
 
+    async def get_profile(self, user_id: str) -> dict:
+        self.calls.append(("get_profile", user_id))
+        return {
+            "data": {
+                "episodes": [],
+                "profiles": [
+                    {
+                        "id": "profile-1",
+                        "user_id": user_id,
+                        "profile_data": {"summary": "喜欢咖啡"},
+                    }
+                ],
+                "agent_cases": [],
+                "agent_skills": [],
+                "total_count": 1,
+                "count": 1,
+            }
+        }
+
 
 class FakeEverOSWithVector(FakeEverOS):
     async def search(self, user_id: str, session_id: str | None, query: str, method: str, limit: int) -> dict:
@@ -166,7 +213,7 @@ def test_create_user_delegates_to_openviking_only():
     response = asyncio.run(service.create_user("alice"))
 
     assert response.status == "success"
-    assert response.account == {"account_id": "admin", "user_id": "alice", "user_key": "alice-key"}
+    assert response.account == {"account_id": "alice_account", "admin_user_id": "alice", "user_key": "alice-key"}
     assert openviking.calls == [("create_user", "alice")]
     assert everos.calls == []
 
@@ -179,7 +226,7 @@ def test_search_removes_vectors_from_items_and_backend_results():
     ))
 
     assert response.items == [
-        {"source_backend": "openviking", "source": "openviking-find"},
+        {"source_backend": "openviking", "source": "openviking-search"},
         {"source_backend": "everos", "memory_type": "episode", "id": "episode-1"},
     ]
     assert not _has_key(response.backends["everos"].result, "vector")
@@ -253,6 +300,56 @@ def test_session_context_combines_openviking_context_and_everos_search_items():
     assert ("search", "tom", "sess-1", "我喜欢喝什么？", "hybrid", 5) in everos.calls
 
 
+def test_profile_combines_everos_profile_and_openviking_memory_search():
+    openviking = FakeOpenViking()
+    everos = FakeEverOS()
+    service = MemorySystemService(openviking=openviking, everos=everos)
+
+    response = asyncio.run(service.get_profile("tom", "tom-key", query="我想喝东西", limit=10, level=2))
+
+    assert response.status == "success"
+    assert response.profile == {
+        "data": {
+            "episodes": [],
+            "profiles": [
+                {
+                    "id": "profile-1",
+                    "user_id": "tom",
+                    "profile_data": {"summary": "喜欢咖啡"},
+                }
+            ],
+            "agent_cases": [],
+            "agent_skills": [],
+            "total_count": 1,
+            "count": 1,
+        }
+    }
+    assert response.items == [
+        {
+            "source_backend": "openviking",
+            "context_type": "memory",
+            "uri": "viking://user/tom/memories/preferences/coffee.md",
+            "level": 2,
+            "score": 0.91,
+            "abstract": "用户喜欢喝咖啡。",
+        }
+    ]
+    assert response.backends["everos"].result == {
+        "total_count": 1,
+        "count": 1,
+        "counts": {
+            "episodes": 0,
+            "profiles": 1,
+            "agent_cases": 0,
+            "agent_skills": 0,
+        },
+    }
+    assert "profiles" not in response.backends["everos"].result
+    assert ("credential_for_user", "tom", "tom-key", None) in openviking.calls
+    assert ("search_profile_memories", "key-tom", "我想喝东西", 10, 2) in openviking.calls
+    assert everos.calls == [("get_profile", "tom")]
+
+
 def _has_key(value, key: str) -> bool:
     if isinstance(value, dict):
         return key in value or any(_has_key(item, key) for item in value.values())
@@ -332,22 +429,32 @@ def test_commit_uses_user_key_without_account_id():
     assert everos.calls == [("flush", "tom", "sess-1")]
 
 
-def test_search_uses_find_and_hybrid_without_llm():
+def test_search_uses_openviking_search_and_hybrid_without_llm():
     openviking = FakeOpenViking()
     everos = FakeEverOS()
     service = MemorySystemService(openviking=openviking, everos=everos)
 
     response = asyncio.run(service.search(
-        SearchRequest(user_id="tom", user_key="tom-key", session_id="sess-1", query="咖啡偏好", use_llm=False, limit=5),
+        SearchRequest(
+            user_id="tom",
+            user_key="tom-key",
+            session_id="sess-1",
+            query="咖啡偏好",
+            use_llm=False,
+            limit=5,
+            level=3,
+            score_threshold=0.7,
+            target_uri="viking://user/custom/memories",
+        ),
     ))
 
     assert response.status == "success"
     assert response.items == [
-        {"source_backend": "openviking", "source": "openviking-find"},
+        {"source_backend": "openviking", "source": "openviking-search"},
         {"source_backend": "everos", "source": "everos-hybrid"},
     ]
     assert ("credential_for_user", "tom", "tom-key", "sess-1") in openviking.calls
-    assert ("find", "key-tom", "咖啡偏好", 5) in openviking.calls
+    assert ("search", "key-tom", "咖啡偏好", 5, 3, 0.7, "viking://user/custom/memories") in openviking.calls
     assert ("search", "tom", "sess-1", "咖啡偏好", "hybrid", 5) in everos.calls
 
 
@@ -366,5 +473,5 @@ def test_search_uses_search_and_agentic_with_llm():
         {"source_backend": "everos", "source": "everos-agentic"},
     ]
     assert ("credential_for_user", "tom", "tom-key", "sess-1") in openviking.calls
-    assert ("search", "key-tom", "sess-1", "咖啡偏好", 5) in openviking.calls
+    assert ("search", "key-tom", "咖啡偏好", 5, 2, 0.8, "viking://user/memories") in openviking.calls
     assert ("search", "tom", "sess-1", "咖啡偏好", "agentic", 5) in everos.calls
diff --git a/tests/大语言模型应用.pdf b/tests/大语言模型应用.pdf
new file mode 100644
index 0000000..5dd9b8e
Binary files /dev/null and b/tests/大语言模型应用.pdf differ