diff --git a/src/features/telegram/grants-page.tsx b/src/features/telegram/grants-page.tsx
index 9d5ad79..1c491b3 100644
--- a/src/features/telegram/grants-page.tsx
+++ b/src/features/telegram/grants-page.tsx
@@ -1,10 +1,9 @@
-import { Link, useNavigate } from "@tanstack/react-router"
+import { useNavigate } from "@tanstack/react-router"
 import { CalendarPlus, ShieldCheck } from "lucide-react"
 import { useDeferredValue, useMemo, useState } from "react"
 
 import {
   buttonMotion,
-  Chip,
   DataTable,
   type DataTableColumn,
   EmptyState,
@@ -18,17 +17,16 @@ import { Count, PageBar, PageContent, Toolbar, useCan } from "@/components/shell
 import { CreateGrantDialog } from "@/components/telegram/create-grant-dialog"
 import { telegramUserName } from "@/components/telegram/telegram-user"
 import { Button } from "@/components/ui/button"
-import type { getTelegramGrantsWithGrantors } from "@/features/telegram/grants.functions"
-import type { TgUser } from "@/lib/api/types"
+import type { getTelegramGrants } from "@/features/telegram/grants.functions"
 import { formatDate, formatDateTime } from "@/lib/format"
 
-export type TelegramGrants = Awaited<ReturnType<typeof getTelegramGrantsWithGrantors>>
+export type TelegramGrants = Awaited<ReturnType<typeof getTelegramGrants>>
 
 type GrantRecord = TelegramGrants["ongoing"]["grants"][number]
 type Status = "active" | "scheduled"
 type Tab = "all" | "ongoing" | "scheduled"
 
-type Row = GrantRecord & { grantor: TgUser | null; status: Status }
+type Row = GrantRecord & { status: Status }
 
 const TAB_STATUS = { ongoing: "active", scheduled: "scheduled" } satisfies Record<Exclude<Tab, "all">, Status>
 
@@ -36,18 +34,13 @@ function userName(user: GrantRecord["user"], id: number) {
   return user ? telegramUserName(user) : `User ${id}`
 }
 
-function searchText({ grant, user, grantor, status }: Row) {
+function searchText({ grant, user, status }: Row) {
   return [
     grant.userId,
     user?.firstName,
     user?.lastName,
     user?.username,
-    grant.grantedBy,
     grant.grantedBySub,
-    grant.source === "idp" ? "idp" : "legacy",
-    grantor?.firstName,
-    grantor?.lastName,
-    grantor?.username,
     grant.reason,
     formatDate(grant.validSince),
     formatDate(grant.validUntil),
@@ -131,23 +124,15 @@ const columns: DataTableColumn<Row>[] = [
     label: "Authorized by",
     priority: 3,
     minWidth: 130,
-    cell: ({ grant, grantor }) => (
+    cell: ({ grant }) => (
       <span className="flex min-w-0 items-baseline gap-1">
         <span aria-hidden className="hidden max-shell:inline">
           By
         </span>
-        <Grantor grant={grant} grantor={grantor} />
+        <Grantor grant={grant} />
       </span>
     ),
   },
-  {
-    id: "source",
-    label: "Source",
-    // Legacy grants were made before the IdP migration; both kinds count until the legacy table is dropped.
-    priority: 6,
-    minWidth: 100,
-    cell: ({ grant }) => <Chip>{grant.source === "idp" ? "IdP" : "Legacy"}</Chip>,
-  },
   {
     id: "starts",
     label: "Starts",
@@ -175,44 +160,21 @@ const columns: DataTableColumn<Row>[] = [
   },
 ]
 
-/**
- * Legacy grants name their grantor by Telegram ID, linked to that user; IdP grants by IdP subject (`grantedBySub`),
- * which the backend does not resolve to a name.
- */
-function Grantor({ grant, grantor }: Pick<Row, "grant" | "grantor">) {
-  if (grant.grantedBy === null) {
-    return grant.grantedBySub ? (
-      <Hint label={`IdP user ${grant.grantedBySub}`}>
-        <span className="block truncate font-mono text-(--pn-fg-muted)">{grant.grantedBySub}</span>
-      </Hint>
-    ) : (
-      <Unset />
-    )
-  }
-  // Its own link to the grantor; the row click still opens the grantee.
-  return (
-    <Hint label={grantor?.username ? `@${grantor.username}` : undefined}>
-      <Link
-        to="/dashboard/telegram/users/$userId"
-        params={{ userId: String(grant.grantedBy) }}
-        onClick={(event) => event.stopPropagation()}
-        onKeyDown={(event) => event.stopPropagation()}
-        className={
-          grantor
-            ? "block truncate text-(--pn-fg) underline-offset-2 transition-[color] duration-120 hover:text-(--pn-accent) hover:underline"
-            : "font-mono text-(--pn-fg) tabular-nums underline-offset-2 transition-[color] duration-120 hover:text-(--pn-accent) hover:underline"
-        }
-      >
-        {grantor ? telegramUserName(grantor) : grant.grantedBy}
-      </Link>
+/** The grantor's IdP subject; the backend does not resolve it to a name. */
+function Grantor({ grant }: Pick<Row, "grant">) {
+  return grant.grantedBySub ? (
+    <Hint label={`IdP user ${grant.grantedBySub}`}>
+      <span className="block truncate font-mono text-(--pn-fg-muted)">{grant.grantedBySub}</span>
     </Hint>
+  ) : (
+    <Unset />
   )
 }
 
 const PAGE_SIZE = 20
 
 /** Grants: ongoing and scheduled grants with a status filter; a row opens the grantee. */
-export function TelegramGrantsPage({ grants: { ongoing, scheduled, grantors } }: { grants: TelegramGrants }) {
+export function TelegramGrantsPage({ grants: { ongoing, scheduled } }: { grants: TelegramGrants }) {
   const navigate = useNavigate()
   const canWrite = useCan("tg:grants:manage")
   const [query, setQuery] = useState("")
@@ -224,14 +186,9 @@ export function TelegramGrantsPage({ grants: { ongoing, scheduled, grantors } }:
   const deferredQuery = useDeferredValue(query)
 
   const current = useMemo(() => {
-    const grantorById = new Map(grantors.map((user) => [user.id, user]))
-    const toRow = (status: Status) => (record: GrantRecord) => ({
-      ...record,
-      grantor: record.grant.grantedBy === null ? null : (grantorById.get(record.grant.grantedBy) ?? null),
-      status,
-    })
+    const toRow = (status: Status) => (record: GrantRecord) => ({ ...record, status })
     return [...ongoing.grants.map(toRow("active")), ...scheduled.grants.map(toRow("scheduled"))]
-  }, [ongoing, scheduled, grantors])
+  }, [ongoing, scheduled])
 
   const counts = {
     all: current.length,
@@ -302,7 +259,7 @@ export function TelegramGrantsPage({ grants: { ongoing, scheduled, grantors } }:
           label="Grants"
           columns={columns}
           rows={rows}
-          getRowId={(row) => row.grant.key}
+          getRowId={(row) => String(row.grant.id)}
           sort={sort}
           onSort={(next) => {
             setSort(next)
diff --git a/src/features/telegram/grants.functions.ts b/src/features/telegram/grants.functions.ts
index 92f69a0..a946109 100644
--- a/src/features/telegram/grants.functions.ts
+++ b/src/features/telegram/grants.functions.ts
@@ -3,41 +3,15 @@ import { z } from "zod"
 
 import { adminMiddleware, grantsWriteMiddleware } from "@/server/auth.middleware"
 
-/** How long the grants page waits for grantor names before showing their ids instead. */
-const GRANTOR_LOOKUP_MS = 2000
-
-/**
- * The grants page: both grant lists plus the Telegram users who authorized legacy grants, so "Authorized by" can show
- * a name. Grants made through the IdP name their grantor by IdP subject (`grantedBySub`) instead, which the backend
- * does not resolve to a name. Grantors are looked up by id once the grants are in (one batched request, none without
- * legacy grants); they are decoration, so a failed or slow lookup leaves the page with the grantor ids.
- */
-export const getTelegramGrantsWithGrantors = createServerFn()
+/** The grants page: ongoing and scheduled grants. The grantor is an IdP subject (`grantedBySub`). */
+export const getTelegramGrants = createServerFn()
   .middleware([adminMiddleware])
   .handler(async ({ context }) => {
     const [ongoing, scheduled] = await Promise.all([
       context.backend.tg.grants.getOngoing.query(),
       context.backend.tg.grants.getScheduled.query(),
     ])
-    const grantorIds = new Set(
-      [...ongoing.grants, ...scheduled.grants].flatMap(({ grant }) =>
-        grant.grantedBy === null ? [] : [grant.grantedBy]
-      )
-    )
-    const signal = AbortSignal.timeout(GRANTOR_LOOKUP_MS)
-    const lookups = await Promise.all(
-      Array.from(grantorIds, (userId) =>
-        context.backend.tg.users.get
-          .query({ userId }, { signal })
-          .then(({ user }) => user)
-          .catch((error) => {
-            console.error(error)
-            return null
-          })
-      )
-    )
-    const grantors = lookups.filter((user) => user !== null && user !== undefined)
-    return { ongoing, scheduled, grantors }
+    return { ongoing, scheduled }
   })
 
 const grantInput = z
diff --git a/src/features/telegram/user-detail/profile.tsx b/src/features/telegram/user-detail/profile.tsx
index b8748f0..0c4d76b 100644
--- a/src/features/telegram/user-detail/profile.tsx
+++ b/src/features/telegram/user-detail/profile.tsx
@@ -184,7 +184,7 @@ export function TelegramUserDetailPage({ data }: { data: TelegramUserDetail }) {
 
 type GrantWindow = Pick<TgGrant, "validSince" | "validUntil">
 
-type GrantsSectionProps = { ongoing: GrantWindow | null; scheduled: (GrantWindow & { key: string })[] }
+type GrantsSectionProps = { ongoing: GrantWindow | null; scheduled: (GrantWindow & { id: number })[] }
 
 function GrantsSection({ ongoing, scheduled }: GrantsSectionProps) {
   // `tg.grants.checkUser` returns the ongoing grant without a key or reason; a user has at most one.
@@ -214,7 +214,7 @@ function GrantsSection({ ongoing, scheduled }: GrantsSectionProps) {
           ) : null}
           {scheduled.map((grant) => (
             <li
-              key={grant.key}
+              key={grant.id}
               className="flex flex-col gap-1.5 rounded-(--pn-r-4) border border-dashed border-(--pn-line-strong) p-3.5"
             >
               <div className="flex items-center justify-between gap-2">
diff --git a/src/routes/dashboard/telegram/grants.tsx b/src/routes/dashboard/telegram/grants.tsx
index d7746b9..288dc05 100644
--- a/src/routes/dashboard/telegram/grants.tsx
+++ b/src/routes/dashboard/telegram/grants.tsx
@@ -3,15 +3,15 @@ import { createFileRoute } from "@tanstack/react-router"
 import { TableSkeleton } from "@/components/primitives"
 import { PageBar, PageContent } from "@/components/shell"
 import { TelegramGrantsPage } from "@/features/telegram/grants-page"
-import { getTelegramGrantsWithGrantors } from "@/features/telegram/grants.functions"
+import { getTelegramGrants } from "@/features/telegram/grants.functions"
 
 export const Route = createFileRoute("/dashboard/telegram/grants")({
-  loader: () => getTelegramGrantsWithGrantors(),
+  loader: () => getTelegramGrants(),
   pendingComponent: () => (
     <>
       <PageBar />
       <PageContent>
-        <TableSkeleton columns={6} label="Loading grants…" />
+        <TableSkeleton columns={5} label="Loading grants…" />
       </PageContent>
     </>
   ),