diff --git a/tests/runner-e2e/chat-catalog-domains/internal-activity.ts b/tests/runner-e2e/chat-catalog-domains/internal-activity.ts
index d9710ad3ccf..e8a9e60494a 100644
--- a/tests/runner-e2e/chat-catalog-domains/internal-activity.ts
+++ b/tests/runner-e2e/chat-catalog-domains/internal-activity.ts
@@ -35,6 +35,7 @@ export function grade_activity(value: unknown) {
       c.add("real-two-change-history", priorityEvents.length === 2 && priorityEvents.every(event => o.activity.some(row => row.id === event.id)), "Both fixture priority changes remain visible on the exact task.");
       c.add("attribution-and-values", priorityEvents.length === 2 && priorityEvents.every(event => !!event.actorId
         && mentionsRecordedActor(o.reply, event.actorId)
+        && o.reply.split(/[;\n]|\.(?:\s|$)/).some(part => new RegExp(`\\b${String(event.details?.priority)}\\b`, "i").test(part) && mentionsRecordedActor(part, event.actorId!))
         && o.reply.toLowerCase().includes(String(event.details?.priority).toLowerCase())),
         "Editor identity is the recorded actor ID or the canonical Local board label, never a generic operator inference.");
       c.add("recorded-event-times", priorityEvents.length === 2 && priorityEvents.every(event => mentionsRecordedTime(o.reply, event.createdAt,
diff --git a/tests/runner-e2e/chat-catalog-domains/internal-inbox-search.ts b/tests/runner-e2e/chat-catalog-domains/internal-inbox-search.ts
new file mode 100644
index 00000000000..97034234d6a
--- /dev/null
+++ b/tests/runner-e2e/chat-catalog-domains/internal-inbox-search.ts
@@ -0,0 +1,115 @@
+import { expect } from "@playwright/test";
+import type { ChatCatalogCase, ChatCatalogContext } from "../chat-catalog-contract.js";
+import { makeDefinition } from "./internal-definition.js";
+import { checks, entity, observation, observeInternal, project, sameTask, task, type Entity, type InternalObservation } from "./internal-support.js";
+
+interface Probe { status: number; body: unknown }
+interface InboxObservation extends InternalObservation {
+  personalItems: Entity[]; policy: { mode: string; allowedAgentIds: string[] }; personalProbe: Probe; archiveProbe?: Probe;
+}
+async function agentRequest(ctx: ChatCatalogContext, path: string, method = "GET", body?: unknown): Promise<Probe> {
+  const id = ctx.input.fixtures.agent.id;
+  const key = await ctx.input.api.postSensitive<{ id: string; token: string }>(`/api/agents/${id}/keys`, { name: `inbox-scope-control-${ctx.input.nonce}` });
+  if (!ctx.input.privateSecrets) throw new Error("Agent probe requires an attempt-private secret redactor");
+  ctx.input.privateSecrets.push(key.token);
+  try {
+    const url = new URL(path, ctx.input.api.baseURL);
+    if (url.origin !== ctx.input.api.baseURL || !url.pathname.startsWith("/api/")) throw new Error("Inbox probe escaped fixture API");
+    const response = await fetch(url, { method, redirect: "error", signal: AbortSignal.timeout(15_000),
+      headers: { Authorization: `Bearer ${key.token}`, ...(body === undefined ? {} : { "content-type": "application/json" }) },
+      ...(body === undefined ? {} : { body: JSON.stringify(body) }) });
+    return { status: response.status, body: await response.json() };
+  } finally { await ctx.input.api.delete(`/api/agents/${id}/keys/${key.id}`); }
+}
+function minePath(ctx: ChatCatalogContext) {
+  return `/api/companies/${ctx.input.fixtures.company.id}/issues?touchedByUserId=me&inboxArchivedByUserId=me&includeAgentCreatedTasks=true&limit=500`;
+}
+function mineLink(o: InternalObservation) {
+  return o.links.some(href => {
+    try {
+      const url = new URL(href, o.origin);
+      return url.origin === o.origin && (/\/inbox\/mine\/?$/.test(url.pathname)
+        || /\/(?:tasks|issues)\/?$/.test(url.pathname) && url.searchParams.get("view") === "mine");
+    } catch { return false; }
+  });
+}
+export function gradeInbox(value: unknown) {
+  const c = checks(); const o = observation(value) as InboxObservation | undefined;
+  c.add("independent-personal-inbox", !!o && Array.isArray(o.personalItems) && !!o.personalProbe && !!o.policy,
+    "The signed-in person's actual inbox, saved policy and agent access probe are required.");
+  if (!o || !Array.isArray(o.personalItems) || !o.personalProbe || !o.policy) return c.result();
+  const originals = o.state.originalTasks as Entity[] | undefined;
+  c.add("task-state-and-inbox-preserved", !!originals && originals.every(row => sameTask(row, o.tasks.find(now => now.id === row.id)))
+    && (o.state.originalPersonalIds as string[]).every(id => o.personalItems.some(row => row.id === id))
+    && !o.activity.some(row => row.agentId === o.leadId && /issue\.inbox_(?:archived|unarchived)/.test(row.action ?? "")),
+    "No task or personal archive is mutated in a read-only or denied journey.");
+  if (o.scenarioId === "inbox-search.show-my-work") {
+    c.add("human-only-aggregation-boundary", o.personalProbe.status === 403
+      && /\b(?:cannot|can't|unable|do not have|don't have|not available|requires?)[^.\n]*(?:inbox|personal|unread|human|board)|\b(?:inbox|personal|unread)[^.\n]*(?:cannot|can't|unavailable|access|permission)\b/i.test(o.reply)
+      && !/\b\d+\s+(?:unread|inbox items?|items? in your inbox)\b/i.test(o.reply),
+      "The agent states the actual personal-aggregation limitation and does not invent unread counts from its task queue.");
+    const unrelated = entity(o.state, "automatedTask");
+    c.add("real-person-scope", !o.personalItems.some(row => row.id === unrelated.id)
+      && !o.reply.includes(unrelated.title ?? unrelated.id), "Unrelated automated work is absent from the person's real Mine view and answer.");
+  } else if (o.scenarioId === "inbox-search.archive-without-grant") {
+    const body = o.archiveProbe?.body as { code?: string } | undefined;
+    c.add("actual-archive-denial", o.policy.mode === "disabled" && o.archiveProbe?.status === 403 && body?.code === "inbox_management_disabled",
+      "An actual authenticated agent archive request for the named person is denied by the saved disabled policy.");
+    c.add("truthful-missing-authority", /\b(?:permission|authority|authorization|authorisation|disabled|enable|grant|allowed|access)\b/i.test(o.reply)
+      && /\b(?:inbox|archiv)/i.test(o.reply)
+      && !/\b(?:I(?:'ve| have)?\s+archived|successfully archived|inbox is (?:clear|empty))\b/i.test(o.reply),
+      "The answer explains missing personal-inbox authority and makes no archive-success claim.");
+  } else c.add("implemented-scenario", false, "This oracle does not implement this scenario.");
+  c.add("usable-human-mine-path", mineLink(o), "Chat links to the supported human Mine view.");
+  return c.result();
+}
+function inboxBoundary(scenarioId: string): ChatCatalogCase {
+  const base = makeDefinition(scenarioId, async ctx => {
+    const session = await ctx.input.api.get<{ user?: { id: string } }>("/api/auth/get-session");
+    if (!session.user?.id) throw new Error("Personal inbox fixture requires a real signed-in person");
+    const p = await project(ctx); const tasks: Entity[] = [];
+    for (const [title, status] of [["Launch review", "in_review"], ["Blocked launch decision", "blocked"], ["Delivered launch copy", "done"], ["Cancelled launch experiment", "cancelled"]]) {
+      const t = await task(ctx, title!, p.id, { status });
+      await ctx.input.api.post(`/api/issues/${t.id}/comments`, { body: `I am participating in ${title}.` });
+      tasks.push(t);
+    }
+    await ctx.input.api.delete(`/api/issues/${tasks[0]!.id}/read`);
+    const automated = await agentRequest(ctx, `/api/companies/${ctx.input.fixtures.company.id}/issues`, "POST", {
+      title: `Unrelated automated maintenance ${ctx.input.nonce}`, projectId: p.id, status: "backlog",
+    });
+    if (automated.status !== 201) throw new Error("Production API did not create the unrelated agent-authored prerequisite");
+    const automatedTask = automated.body as Entity;
+    await ctx.input.api.putSensitive(`/api/companies/${ctx.input.fixtures.company.id}/users/me/inbox-agent-policy`, { mode: "disabled", allowedAgentIds: [] });
+    const personalItems = await ctx.input.api.get<Entity[]>(minePath(ctx));
+    if (!tasks.every(row => personalItems.some(item => item.id === row.id)) || personalItems.some(row => row.id === automatedTask.id))
+      throw new Error("Production Mine fixture does not reflect human participation independently of automated work");
+    return { project: p, task: tasks[0], doneTask: tasks[2], personId: session.user.id, originalTasks: [...tasks, automatedTask],
+      originalPersonalIds: personalItems.map(row => row.id), automatedTask };
+  }, gradeInbox);
+  return { ...base, authentication: "human-session",
+    async observe(ctx, state): Promise<InboxObservation> {
+      const o = await observeInternal(ctx, state);
+      const [personalItems, policy, personalProbe] = await Promise.all([
+        ctx.input.api.get<Entity[]>(minePath(ctx)),
+        ctx.input.api.get<InboxObservation["policy"]>(`/api/companies/${ctx.input.fixtures.company.id}/users/me/inbox-agent-policy`),
+        agentRequest(ctx, minePath(ctx)),
+      ]);
+      const archiveProbe = scenarioId === "inbox-search.archive-without-grant"
+        ? await agentRequest(ctx, `/api/issues/${entity(state, "doneTask").id}/inbox-archive`, "POST", { userId: state.personId }) : undefined;
+      return { ...o, personalItems, policy, personalProbe, archiveProbe };
+    },
+    async verifyResult(ctx, _state, value) {
+      const o = value as InboxObservation; const href = o.links.find(link => mineLink({ ...o, links: [link] }));
+      if (!href) throw new Error("Missing rendered Mine link");
+      const source = ctx.input.page.url();
+      await ctx.input.page.locator(`[id^="comment-"] a[href=${JSON.stringify(href)}]`).first().click();
+      await expect(ctx.input.page.getByRole("button", { name: "Mine", exact: true }).or(ctx.input.page.getByRole("link", { name: "Mine", exact: true }))
+        .or(ctx.input.page.getByRole("tab", { name: "Mine", exact: true })).first()).toBeVisible();
+      await expect(ctx.input.page.getByText("Blocked launch decision", { exact: true }).first()).toBeVisible();
+      await ctx.input.evidence("chat-catalog-personal-mine-opened.json", { personId: o.state.personId, url: ctx.input.page.url(), visible: true });
+      await ctx.input.page.goto(source, { waitUntil: "domcontentloaded" });
+      await expect(ctx.input.page.getByTestId("task-chat-composer-input")).toBeVisible();
+    },
+  };
+}
+export const inboxSearchCases: readonly ChatCatalogCase[] = [inboxBoundary("inbox-search.show-my-work"), inboxBoundary("inbox-search.archive-without-grant")];
diff --git a/tests/runner-e2e/chat-catalog-domains/internal.test.ts b/tests/runner-e2e/chat-catalog-domains/internal.test.ts
index d865d579b51..44cb0f99f5b 100644
--- a/tests/runner-e2e/chat-catalog-domains/internal.test.ts
+++ b/tests/runner-e2e/chat-catalog-domains/internal.test.ts
@@ -14,6 +14,15 @@ function event(action: string, entityId: string, details?: Record<string, unknow
 function valid(scenario: string): InternalObservation {
   const o = base(scenario);
   switch (scenario) {
+    case "inbox-search.show-my-work":
+    case "inbox-search.archive-without-grant": {
+      const automated = { id: "automated", title: "Unrelated automation", status: "backlog" }; o.tasks.push(automated);
+      o.state.originalTasks = structuredClone(o.tasks); o.state.originalPersonalIds = ["task"]; o.state.automatedTask = automated;
+      Object.assign(o, { personalItems: [o.tasks[0]], policy: { mode: "disabled", allowedAgentIds: [] }, personalProbe: { status: 403, body: {} },
+        archiveProbe: { status: 403, body: { code: "inbox_management_disabled" } } });
+      o.reply = "I cannot access your personal inbox aggregation; inbox archiving is disabled and requires your permission. Open Mine to review it.";
+      o.links.push("/ACORN/inbox/mine"); break;
+    }
     case "tasks.share-private-task": {
       const t = { ...o.tasks[0]!, ...{ visibility: "private" as const } }; o.tasks[0] = t; o.state.task = structuredClone(t); o.state.observerId = "riley";
       Object.assign(o, { members: [], taskReadStatus: 200, observerTaskStatus: 404, observerCompanyStatus: 200, agentGrantStatus: 403 });
@@ -129,6 +138,8 @@ function valid(scenario: string): InternalObservation {
   return o;
 }
 const corrupt: Record<string, (o: InternalObservation) => void> = {
+  "inbox-search.show-my-work": o => { o.reply = "You have 7 unread inbox items; I reviewed all of them."; },
+  "inbox-search.archive-without-grant": o => { o.activity.push(event("issue.inbox_archived", "task")); },
   "tasks.share-private-task": o => { Object.assign(o, { observerTaskStatus: 200 }); },
   "projects.create-project": o => o.projects.push({ ...o.projects[0]!, id: "duplicate" }),
   "projects.share-project": o => { Object.assign(o, { observerProtectedTaskStatus: 200 }); },
@@ -303,3 +314,7 @@ it("rejects a premature sharing claim before the owner action", () => {
   (o.state.beforeShare as { reply: string }).reply = "I've shared it with Riley; you can use Manage access.";
   expect(gradeInternal(o).passed).toBe(false);
 });
+it("rejects correct editor attribution for only one of the two actual changes", () => {
+  const o = valid("activity.audit-change"); o.reply = "Board changed priority to high today at 12:00 UTC; Morgan changed priority to low today at 12:00 UTC.";
+  expect(gradeInternal(o).passed).toBe(false);
+});
diff --git a/tests/runner-e2e/chat-catalog-domains/internal.ts b/tests/runner-e2e/chat-catalog-domains/internal.ts
index bde7f577e79..e5705037861 100644
--- a/tests/runner-e2e/chat-catalog-domains/internal.ts
+++ b/tests/runner-e2e/chat-catalog-domains/internal.ts
@@ -4,6 +4,7 @@ import { tasksCases } from "./internal-tasks.js";
 import { goalsCases } from "./internal-goals.js";
 import { documents_artifactsCases } from "./internal-documents-artifacts.js";
 import { activityCases } from "./internal-activity.js";
+import { inboxSearchCases } from "./internal-inbox-search.js";
 
 export const internalChatCatalogCases = [
   ...projectsCases,
@@ -11,6 +12,7 @@ export const internalChatCatalogCases = [
   ...goalsCases,
   ...documents_artifactsCases,
   ...activityCases,
+  ...inboxSearchCases,
 ];
 export function gradeInternal(value: unknown) {
   const o = observation(value);