diff --git a/frontend/src/components/Activity.dom.test.tsx b/frontend/src/components/Activity.dom.test.tsx
index 4105bb05..d16478c4 100644
--- a/frontend/src/components/Activity.dom.test.tsx
+++ b/frontend/src/components/Activity.dom.test.tsx
@@ -214,6 +214,37 @@ describe("Activity", () => {
     expect(cells("timed")).not.toContain("—");
   });
 
+  // A bare "212" in a row reads as nothing in particular: the spend carries its unit, and a run that
+  // spent none says nothing rather than "0".
+  it("a run's quota spend reads with its unit, and none spent leaves the cell blank", async () => {
+    window.history.replaceState(null, "", "/?page=activity");
+    runsMock.mockResolvedValue(
+      page([
+        { ...RUN, id: 1, status: "ok", error: null, summary: "spent" },
+        { ...RUN, id: 2, status: "ok", error: null, summary: "free", quota_units: 0 },
+      ]),
+    );
+    renderPage();
+    await waitFor(() => expect(screen.getByText("spent")).toBeTruthy());
+    const cells = (text: string) =>
+      [...rowButton(new RegExp(text)).children].map((c) => c.textContent);
+    expect(cells("spent")).toContain("activity.runs.units");
+    expect(cells("spent")).not.toContain("212");
+    expect(cells("free")).not.toContain("0");
+    expect(cells("free")).not.toContain("activity.runs.units");
+  });
+
+  // Most runs store no line at all: a link there would only lead to an empty list.
+  it("a run that logged nothing says so instead of linking to an empty list", async () => {
+    window.history.replaceState(null, "", "/?page=activity");
+    runsMock.mockResolvedValue(page([{ ...RUN, log_lines: 0 }]));
+    renderPage();
+    await waitFor(() => expect(screen.getByText("quotaExceeded")).toBeTruthy());
+    fireEvent.click(rowButton(/quotaExceeded/));
+    expect(screen.getByText("activity.runs.noLogLines")).toBeTruthy();
+    expect(screen.queryByRole("button", { name: "activity.runs.logLines" })).toBeNull();
+  });
+
   it("a failed read is an error with a retry, not an empty list", async () => {
     window.history.replaceState(null, "", "/?page=activity");
     runsMock.mockRejectedValue(new Error("502"));
diff --git a/frontend/src/components/ActivityAudit.tsx b/frontend/src/components/ActivityAudit.tsx
index aaa2af01..ff6d0ab9 100644
--- a/frontend/src/components/ActivityAudit.tsx
+++ b/frontend/src/components/ActivityAudit.tsx
@@ -24,7 +24,7 @@ import FilterSelect from "./ui/FilterSelect";
 // leaving one row that says who cleared it.
 
 const GRID =
-  "grid-cols-[minmax(0,1fr)_auto] sm:grid-cols-[minmax(0,12rem)_minmax(0,12rem)_8rem_minmax(0,1fr)]";
+  "grid-cols-[minmax(0,1fr)_auto] sm:grid-cols-[minmax(0,12rem)_minmax(0,12rem)_8rem_minmax(10rem,1fr)]";
 
 export default function ActivityAudit({
   shared,
diff --git a/frontend/src/components/ActivityRuns.tsx b/frontend/src/components/ActivityRuns.tsx
index ce4477bf..777c45f1 100644
--- a/frontend/src/components/ActivityRuns.tsx
+++ b/frontend/src/components/ActivityRuns.tsx
@@ -26,7 +26,7 @@ import FilterSelect from "./ui/FilterSelect";
 // failed, and two ways on: the lines the run logged, and the other runs of its job.
 
 const GRID =
-  "grid-cols-[0.75rem_minmax(0,1fr)_auto] sm:grid-cols-[0.75rem_minmax(0,12rem)_8rem_8rem_4rem_3.5rem_minmax(0,1fr)]";
+  "grid-cols-[0.75rem_minmax(0,1fr)_auto] sm:grid-cols-[0.75rem_minmax(8rem,12rem)_minmax(0,8rem)_5.5rem_4rem_5.5rem_minmax(10rem,1fr)]";
 
 /** The shared filters, as the page passes them down. */
 export interface Shared {
@@ -191,8 +191,13 @@ function RunCells({ run, actor }: { run: RunRow; actor: string | null | undefine
       <span className="hidden tabular-nums text-muted sm:block">
         {secs ? formatRuntime(Math.max(1, secs), lang) : "—"}
       </span>
-      <span className="hidden tabular-nums text-muted sm:block">
-        {formatNumber(run.quota_units, lang)}
+      {/* The spend carries its unit (a bare figure in a row has no meaning); none spent is blank. */}
+      <span className="hidden truncate tabular-nums text-muted sm:block">
+        {run.quota_units > 0 &&
+          t("activity.runs.units", {
+            count: run.quota_units,
+            units: formatNumber(run.quota_units, lang),
+          })}
       </span>
       <span className={`col-span-3 truncate sm:col-span-1 ${outcome.tone}`}>{outcome.text}</span>
     </>
@@ -248,9 +253,14 @@ function RunDetail({
         </pre>
       )}
       <div className="flex flex-wrap gap-x-4 gap-y-1">
-        <Button variant="link" className={link} onClick={onLogs}>
-          {t("activity.runs.logLines", { count: run.log_lines })}
-        </Button>
+        {/* Most runs store no line at all; a link there would only open an empty list. */}
+        {run.log_lines > 0 ? (
+          <Button variant="link" className={link} onClick={onLogs}>
+            {t("activity.runs.logLines", { count: run.log_lines })}
+          </Button>
+        ) : (
+          <span>{t("activity.runs.noLogLines")}</span>
+        )}
         <Button variant="link" className={link} onClick={onJob}>
           {t("activity.runs.jobRuns")}
         </Button>
diff --git a/frontend/src/i18n/locales/en/activity.json b/frontend/src/i18n/locales/en/activity.json
index 8aeb5efb..dba2414c 100644
--- a/frontend/src/i18n/locales/en/activity.json
+++ b/frontend/src/i18n/locales/en/activity.json
@@ -40,6 +40,8 @@
     "empty": "No runs match the filters.",
     "count_one": "{{count}} run shown · newest first",
     "count_other": "{{count}} runs shown · newest first",
+    "units_one": "{{units}} unit",
+    "units_other": "{{units}} units",
     "fields": {
       "started": "Started by",
       "when": "Start → end",
@@ -48,6 +50,7 @@
     },
     "logLines_one": "Its {{count}} log line →",
     "logLines_other": "Its {{count}} log lines →",
+    "noLogLines": "It logged no lines",
     "jobRuns": "This job's runs →"
   },
   "audit": {
diff --git a/frontend/src/i18n/locales/en/audit.json b/frontend/src/i18n/locales/en/audit.json
index b24741d8..7ef1f0e8 100644
--- a/frontend/src/i18n/locales/en/audit.json
+++ b/frontend/src/i18n/locales/en/audit.json
@@ -12,6 +12,8 @@
   "default": "default",
   "secretUpdated": "secret updated (the value is never logged)",
   "secretReset": "secret reset to its default (the value is never logged)",
+  "tokenRevoked": "revoked, with every session of its account",
+  "viaToken": "By API token {{token}}",
   "cols": {
     "when": "When",
     "actor": "Who",
diff --git a/frontend/src/i18n/locales/hu/activity.json b/frontend/src/i18n/locales/hu/activity.json
index 8ca6cad2..33d26641 100644
--- a/frontend/src/i18n/locales/hu/activity.json
+++ b/frontend/src/i18n/locales/hu/activity.json
@@ -40,6 +40,8 @@
     "empty": "Nincs a szűrőknek megfelelő futás.",
     "count_one": "{{count}} futás látszik · a legújabb elöl",
     "count_other": "{{count}} futás látszik · a legújabb elöl",
+    "units_one": "{{units}} egység",
+    "units_other": "{{units}} egység",
     "fields": {
       "started": "Indította",
       "when": "Kezdés → vége",
@@ -48,6 +50,7 @@
     },
     "logLines_one": "A futás {{count}} naplósora →",
     "logLines_other": "A futás {{count}} naplósora →",
+    "noLogLines": "Nem naplózott sort",
     "jobRuns": "Ennek a feladatnak a futásai →"
   },
   "audit": {
diff --git a/frontend/src/i18n/locales/hu/audit.json b/frontend/src/i18n/locales/hu/audit.json
index 2c34e0d5..80662345 100644
--- a/frontend/src/i18n/locales/hu/audit.json
+++ b/frontend/src/i18n/locales/hu/audit.json
@@ -12,6 +12,8 @@
   "default": "alapérték",
   "secretUpdated": "titok frissítve (az értéke sosem kerül a naplóba)",
   "secretReset": "titok visszaállítva az alapértékre (az értéke sosem kerül a naplóba)",
+  "tokenRevoked": "visszavonva, a fiók minden munkamenetével együtt",
+  "viaToken": "API-tokennel: {{token}}",
   "cols": {
     "when": "Mikor",
     "actor": "Ki",
diff --git a/frontend/src/lib/auditText.dom.test.ts b/frontend/src/lib/auditText.dom.test.ts
index a0906ad5..a1bee7e6 100644
--- a/frontend/src/lib/auditText.dom.test.ts
+++ b/frontend/src/lib/auditText.dom.test.ts
@@ -3,6 +3,8 @@
 // An audit row whose server summary is a fixed English line ("log_level = DEBUG", "rss_poll → 15
 // min/run", "Background sync paused") reads in the reader's language, rebuilt from the row's
 // data through the REAL catalog. A row whose summary is data (an e-mail, a URL) keeps it.
+import { readFileSync } from "node:fs";
+import { resolve } from "node:path";
 import { afterEach, describe, expect, it } from "vitest";
 import i18n, { setLanguage } from "../i18n";
 import type { AuditRow } from "./api";
@@ -106,6 +108,30 @@ describe("an audit row's details", () => {
     expect(details(row({ action: "sync_pause", summary: "Background sync paused" }))).toBe("");
   });
 
+  it("say a token revoke and a token's file work in the reader's language", () => {
+    const revoke = details(
+      row({
+        action: "api_token_revoke",
+        target_type: "api_token",
+        target_id: "11",
+        summary: "revoked with every session of the account",
+      }),
+    );
+    expect(revoke).not.toMatch(/revoked/);
+    expect(revoke).toMatch(/munkamenet/);
+    const upload = details(
+      row({ action: "file_upload", target_type: "file", summary: "api token sfl_Q3qXFfcv…" }),
+    );
+    expect(upload).not.toMatch(/api token/);
+    expect(upload).toContain("sfl_Q3qXFfcv…");
+    // The line read above is the one the server writes.
+    const apitokens = readFileSync(
+      resolve(__dirname, "../../../backend/app/apitokens.py"),
+      "utf-8",
+    );
+    expect(apitokens).toContain('f"api token {self.token_prefix}…"');
+  });
+
   it("keep a summary that is data", () => {
     expect(details(row({ action: "invite_add", summary: "someone@example.com" }))).toBe(
       "someone@example.com",
diff --git a/frontend/src/lib/auditText.ts b/frontend/src/lib/auditText.ts
index dd31a20c..7ebb10b5 100644
--- a/frontend/src/lib/auditText.ts
+++ b/frontend/src/lib/auditText.ts
@@ -3,6 +3,10 @@ import type { AuditRow, JobResult } from "./api";
 import { formatNumber } from "./format";
 import { jobResultText } from "./jobResult";
 
+/** How the server's summary says an API token did the work (`apitokens.FilesCaller.via`, held by
+ *  the test): the token's prefix follows. */
+const VIA_TOKEN = "api token ";
+
 function fmt(v: unknown): string {
   return v == null || v === "" ? "—" : String(v);
 }
@@ -63,6 +67,9 @@ function localDetails(
     return result ? { head: null, sub: jobResultText(t, result, lang) } : undefined;
   }
   if (row.action === "sync_pause" || row.action === "sync_resume") return { head: null, sub: null };
+  if (row.action === "api_token_revoke") return { head: null, sub: t("audit.tokenRevoked") };
+  if (row.summary?.startsWith(VIA_TOKEN))
+    return { head: t("audit.viaToken", { token: row.summary.slice(VIA_TOKEN.length) }), sub: null };
   return undefined;
 }