diff --git a/server/api/agent-documents/[id].delete.ts b/server/api/agent-documents/[id].delete.ts
new file mode 100644
index 0000000..f71e5be
--- /dev/null
+++ b/server/api/agent-documents/[id].delete.ts
@@ -0,0 +1,16 @@
+import { deleteDocument } from "../../service/agent-document";
+import { requireUser } from "#server/utils/context";
+
+export default defineWrappedResponseHandler(async (event) => {
+  const user = await requireUser(event);
+
+  const idParam = getRouterParam(event, "id");
+  if (!idParam) return R.throwError(400, "缺少文档 ID", null);
+  const id = parseInt(idParam);
+  if (isNaN(id)) return R.throwError(400, "文档 ID 格式不正确", null);
+
+  const deleted = await deleteDocument(id, user.id);
+  if (!deleted) return R.throwError(404, "文档不存在或无权访问", null);
+
+  return R.success(null);
+});
diff --git a/server/api/agent-documents/[id].get.ts b/server/api/agent-documents/[id].get.ts
new file mode 100644
index 0000000..d474ee3
--- /dev/null
+++ b/server/api/agent-documents/[id].get.ts
@@ -0,0 +1,19 @@
+import { getDocumentById, deserializeTags } from "../../service/agent-document";
+import { requireUser } from "#server/utils/context";
+
+export default defineWrappedResponseHandler(async (event) => {
+  const user = await requireUser(event);
+
+  const idParam = getRouterParam(event, "id");
+  if (!idParam) return R.throwError(400, "缺少文档 ID", null);
+  const id = parseInt(idParam);
+  if (isNaN(id)) return R.throwError(400, "文档 ID 格式不正确", null);
+
+  const doc = await getDocumentById(id, user.id);
+  if (!doc) return R.throwError(404, "文档不存在或无权访问", null);
+
+  return R.success({
+    ...doc,
+    tags: deserializeTags(doc.tags),
+  });
+});
diff --git a/server/api/agent-documents/[id].patch.ts b/server/api/agent-documents/[id].patch.ts
new file mode 100644
index 0000000..bcd40e5
--- /dev/null
+++ b/server/api/agent-documents/[id].patch.ts
@@ -0,0 +1,33 @@
+import { updateDocument, deserializeTags } from "../../service/agent-document";
+import { requireUser } from "#server/utils/context";
+import { validate } from "#server/utils/validation";
+import { z } from "zod";
+
+const updateSchema = z.object({
+  title: z.string().min(1).max(200).optional(),
+  content: z.string().max(50000).optional(),
+  tags: z.array(z.string()).optional(),
+});
+
+export default defineWrappedResponseHandler(async (event) => {
+  const user = await requireUser(event);
+
+  const idParam = getRouterParam(event, "id");
+  if (!idParam) return R.throwError(400, "缺少文档 ID", null);
+  const id = parseInt(idParam);
+  if (isNaN(id)) return R.throwError(400, "文档 ID 格式不正确", null);
+
+  const body = await validate(updateSchema, await readBody(event));
+
+  const updated = await updateDocument(id, user.id, {
+    title: body.title,
+    content: body.content,
+    tags: body.tags,
+  });
+  if (!updated) return R.throwError(404, "文档不存在或无权访问", null);
+
+  return R.success({
+    ...updated,
+    tags: deserializeTags(updated.tags),
+  });
+});
diff --git a/server/api/agent-documents/index.get.ts b/server/api/agent-documents/index.get.ts
new file mode 100644
index 0000000..6c77885
--- /dev/null
+++ b/server/api/agent-documents/index.get.ts
@@ -0,0 +1,20 @@
+import { listDocuments, type AgentDocumentType } from "../../service/agent-document";
+import { requireUser } from "#server/utils/context";
+
+export default defineWrappedResponseHandler(async (event) => {
+  const user = await requireUser(event);
+  const query = getQuery(event);
+  const page = Math.max(1, parseInt(String(query.page || "1")));
+  const pageSize = Math.min(100, Math.max(1, parseInt(String(query.pageSize || "20"))));
+  const type = query.type as AgentDocumentType | undefined;
+  const keyword = query.keyword as string | undefined;
+
+  const result = await listDocuments({
+    userId: user.id,
+    type,
+    keyword,
+    page,
+    pageSize,
+  });
+  return R.success(result);
+});