diff --git a/desktop/src/features/market/ui/AgentWalletPanel.tsx b/desktop/src/features/market/ui/AgentWalletPanel.tsx
new file mode 100644
index 0000000000..f87e108d46
--- /dev/null
+++ b/desktop/src/features/market/ui/AgentWalletPanel.tsx
@@ -0,0 +1,102 @@
+import { WalletCards } from "lucide-react";
+
+import type { MarketScenarioId } from "@/features/market/lib/marketPrototypeData";
+import { ProjectContextRail } from "@/features/projects/ui/ProjectContextRail";
+import { ProjectHomeColumn } from "@/features/projects/ui/ProjectHomeColumn";
+import { useThreadPanelWidth } from "@/shared/hooks/useThreadPanelWidth";
+import { SIDEBAR_WIDTH_MIN } from "@/shared/layout/sidebarLayout";
+
+const MARKET_WALLET_WIDTH_KEY = "buzz.desktop.market-wallet-width";
+
+const WALLET_DETAILS: Record<
+  MarketScenarioId,
+  { account: string; balance: string; settlement: string }
+> = {
+  finite: {
+    account: "escrow1report…13c8",
+    balance: "150 sats funded",
+    settlement: "1 paid · 2 reserved",
+  },
+  unlimited: {
+    account: "wallet1mapper…c241",
+    balance: "80 sats escrowed",
+    settlement: "760 sats paid",
+  },
+  auction: {
+    account: "escrow1strings…9f10",
+    balance: "600 sats funded",
+    settlement: "Held until award",
+  },
+  tender: {
+    account: "escrow1tender…1b73",
+    balance: "2,000 sats funded",
+    settlement: "Held during selection",
+  },
+  awarded: {
+    account: "escrow1tender…1b73",
+    balance: "1,750 sats escrowed",
+    settlement: "Release on signed receipt",
+  },
+};
+
+export function AgentWalletPanel({
+  open,
+  scenarioId,
+}: {
+  open: boolean;
+  scenarioId: MarketScenarioId;
+}) {
+  const width = useThreadPanelWidth(undefined, {
+    minWidthPx: SIDEBAR_WIDTH_MIN,
+    sessionKey: MARKET_WALLET_WIDTH_KEY,
+  });
+  const wallet = WALLET_DETAILS[scenarioId];
+
+  return (
+    <ProjectContextRail
+      open={open}
+      panelWidthPx={width.widthPx}
+      resizing={width.isResizing}
+      rounded={false}
+      testId="market-wallet-rail"
+    >
+      <ProjectHomeColumn
+        bodyClassName="overflow-hidden"
+        canResetWidth={width.canReset}
+        onResetWidth={width.onResetWidth}
+        onResizeStart={width.onResizeStart}
+        testId="market-agent-wallet"
+        widthPx={width.widthPx}
+      >
+        <div className="flex h-full min-h-0 flex-col bg-sidebar text-sidebar-foreground">
+          <header className="flex h-14 shrink-0 items-center gap-2 px-5">
+            <WalletCards className="h-4 w-4 text-sidebar-foreground/65" />
+            <h2 className="text-sm font-semibold">Agent wallet</h2>
+          </header>
+          <div className="flex min-h-0 flex-1 flex-col overflow-y-auto px-5 pb-6">
+            <p className="text-xs text-sidebar-foreground/60">
+              Settlement for this listing
+            </p>
+            <dl className="mt-6 space-y-5">
+              <WalletValue label="Balance" value={wallet.balance} />
+              <WalletValue label="Settlement" value={wallet.settlement} />
+              <WalletValue label="Network" value="Sandbox Lightning" />
+            </dl>
+            <p className="mt-auto pt-6 font-mono text-xs text-sidebar-foreground/60">
+              {wallet.account}
+            </p>
+          </div>
+        </div>
+      </ProjectHomeColumn>
+    </ProjectContextRail>
+  );
+}
+
+function WalletValue({ label, value }: { label: string; value: string }) {
+  return (
+    <div>
+      <dt className="text-xs text-sidebar-foreground/60">{label}</dt>
+      <dd className="mt-1 text-sm font-medium">{value}</dd>
+    </div>
+  );
+}
diff --git a/desktop/src/features/market/ui/MarketScreen.tsx b/desktop/src/features/market/ui/MarketScreen.tsx
index 8536d5d347..55dab7a1da 100644
--- a/desktop/src/features/market/ui/MarketScreen.tsx
+++ b/desktop/src/features/market/ui/MarketScreen.tsx
@@ -5,11 +5,11 @@ import {
   Radio,
   Store,
   TriangleAlert,
-  WalletCards,
 } from "lucide-react";
 import * as React from "react";
 
 import { ChatHeader } from "@/features/chat/ui/ChatHeader";
+import { AgentWalletPanel } from "@/features/market/ui/AgentWalletPanel";
 import {
   MARKET_SCENARIOS,
   type MarketActivity,
@@ -28,6 +28,7 @@ import {
   DialogHeader,
   DialogTitle,
 } from "@/shared/ui/dialog";
+import { DrawerPanelIcon } from "@/shared/ui/DrawerPanelIcon";
 import { Input } from "@/shared/ui/input";
 import { useOptionalSidebar } from "@/shared/ui/sidebar";
 import { Textarea } from "@/shared/ui/textarea";
@@ -38,37 +39,6 @@ const REPRESENTING_AGENTS = [
   { name: "Sentinel", role: "Operations & safety" },
 ] as const;
 
-const WALLET_DETAILS: Record<
-  MarketScenarioId,
-  { account: string; balance: string; settlement: string }
-> = {
-  finite: {
-    account: "escrow1report…13c8",
-    balance: "150 sats funded",
-    settlement: "1 paid · 2 reserved",
-  },
-  unlimited: {
-    account: "wallet1mapper…c241",
-    balance: "80 sats escrowed",
-    settlement: "760 sats paid",
-  },
-  auction: {
-    account: "escrow1strings…9f10",
-    balance: "600 sats funded",
-    settlement: "Held until award",
-  },
-  tender: {
-    account: "escrow1tender…1b73",
-    balance: "2,000 sats funded",
-    settlement: "Held during selection",
-  },
-  awarded: {
-    account: "escrow1tender…1b73",
-    balance: "1,750 sats escrowed",
-    settlement: "Release on signed receipt",
-  },
-};
-
 const COMMERCIAL_TERM_LABELS = new Set([
   "Price",
   "Initial quantity",
@@ -108,6 +78,7 @@ export function MarketScreen({ scenarioId }: { scenarioId: MarketScenarioId }) {
   const scenario = MARKET_SCENARIOS[scenarioId];
   const sidebar = useOptionalSidebar();
   const [createOpen, setCreateOpen] = React.useState(false);
+  const [walletOpen, setWalletOpen] = React.useState(true);
   const isTerminal = scenario.status !== "Open";
 
   return (
@@ -121,6 +92,27 @@ export function MarketScreen({ scenarioId }: { scenarioId: MarketScenarioId }) {
     >
       <section className="mb-2 ml-px mt-px flex min-h-0 min-w-60 flex-1 flex-col overflow-hidden rounded-2xl bg-background">
         <ChatHeader
+          actions={
+            <Button
+              aria-label={
+                walletOpen ? "Hide agent wallet" : "Show agent wallet"
+              }
+              aria-pressed={walletOpen}
+              className="h-7 w-7 text-sidebar-foreground hover:bg-sidebar-accent"
+              data-testid="market-wallet-toggle"
+              onClick={() => setWalletOpen((open) => !open)}
+              size="icon"
+              title={walletOpen ? "Hide agent wallet" : "Show agent wallet"}
+              type="button"
+              variant="ghost"
+            >
+              <DrawerPanelIcon
+                className="-scale-x-100"
+                side={walletOpen ? "left" : "right"}
+                testId="market-wallet-toggle-icon"
+              />
+            </Button>
+          }
           channelType="stream"
           description={scenario.summary}
           leadingContent={<Store className="h-4 w-4 text-muted-foreground" />}
@@ -132,7 +124,6 @@ export function MarketScreen({ scenarioId }: { scenarioId: MarketScenarioId }) {
             <OfferCard
               onCreate={() => setCreateOpen(true)}
               scenario={scenario}
-              scenarioId={scenarioId}
             />
 
             <section className="pt-5" data-testid="market-agent-timeline">
@@ -187,6 +178,8 @@ export function MarketScreen({ scenarioId }: { scenarioId: MarketScenarioId }) {
           </div>
         </footer>
       </section>
+
+      <AgentWalletPanel open={walletOpen} scenarioId={scenarioId} />
     </main>
   );
 }
@@ -194,11 +187,9 @@ export function MarketScreen({ scenarioId }: { scenarioId: MarketScenarioId }) {
 function OfferCard({
   onCreate,
   scenario,
-  scenarioId,
 }: {
   onCreate: () => void;
   scenario: MarketScenario;
-  scenarioId: MarketScenarioId;
 }) {
   const author =
     scenario.terms.find(
@@ -216,7 +207,7 @@ function OfferCard({
       className="overflow-hidden rounded-2xl border bg-card"
       data-testid="market-offer-card"
     >
-      <div className="grid sm:grid-cols-[minmax(12rem,22rem)_minmax(0,1fr)_17rem]">
+      <div className="grid sm:grid-cols-[minmax(12rem,22rem)_minmax(0,1fr)]">
         <div
           className="flex aspect-square items-center justify-center border-b bg-muted/60 text-muted-foreground sm:border-b-0 sm:border-r"
           data-testid="market-product-image"
@@ -266,47 +257,11 @@ function OfferCard({
             </Button>
           </div>
         </div>
-        <AgentWallet scenarioId={scenarioId} />
       </div>
     </section>
   );
 }
 
-function AgentWallet({ scenarioId }: { scenarioId: MarketScenarioId }) {
-  const wallet = WALLET_DETAILS[scenarioId];
-  return (
-    <aside
-      className="flex flex-col border-t bg-muted/25 p-5 sm:border-l sm:border-t-0"
-      data-testid="market-agent-wallet"
-    >
-      <div className="flex items-center gap-2">
-        <WalletCards className="h-4 w-4 text-muted-foreground" />
-        <h3 className="text-sm font-semibold">Agent wallet</h3>
-      </div>
-      <p className="mt-1 text-xs text-muted-foreground">
-        Settlement for this listing
-      </p>
-      <dl className="mt-5 space-y-4">
-        <WalletValue label="Balance" value={wallet.balance} />
-        <WalletValue label="Settlement" value={wallet.settlement} />
-        <WalletValue label="Network" value="Sandbox Lightning" />
-      </dl>
-      <p className="mt-auto pt-5 font-mono text-xs text-muted-foreground">
-        {wallet.account}
-      </p>
-    </aside>
-  );
-}
-
-function WalletValue({ label, value }: { label: string; value: string }) {
-  return (
-    <div>
-      <dt className="text-xs text-muted-foreground">{label}</dt>
-      <dd className="mt-0.5 text-sm font-medium">{value}</dd>
-    </div>
-  );
-}
-
 function CreateMarketDialog({
   onOpenChange,
   open,
diff --git a/desktop/tests/e2e/market-prototype-screenshots.spec.ts b/desktop/tests/e2e/market-prototype-screenshots.spec.ts
index 1d0ce05b80..6f8f080ea4 100644
--- a/desktop/tests/e2e/market-prototype-screenshots.spec.ts
+++ b/desktop/tests/e2e/market-prototype-screenshots.spec.ts
@@ -49,7 +49,7 @@ test.describe("market channel prototype", () => {
       const offerCardWidth = await market
         .getByTestId("market-offer-card")
         .evaluate((element) => element.getBoundingClientRect().width);
-      expect(offerCardWidth).toBeGreaterThan(1100);
+      expect(offerCardWidth).toBeGreaterThan(850);
       const imageAspectRatio = await market
         .getByTestId("market-product-image")
         .evaluate((element) => {
@@ -57,10 +57,28 @@ test.describe("market channel prototype", () => {
           return bounds.width / bounds.height;
         });
       expect(imageAspectRatio).toBeCloseTo(1, 1);
-      await expect(market.getByTestId("market-agent-wallet")).toBeVisible();
+      const wallet = market.getByTestId("market-agent-wallet");
+      await expect(wallet).toBeVisible();
+      await expect(wallet).toHaveCSS(
+        "background-color",
+        await page
+          .locator('[data-sidebar="sidebar"]')
+          .evaluate(
+            (element) => window.getComputedStyle(element).backgroundColor,
+          ),
+      );
       await expect(
-        market.getByText("Agent wallet", { exact: true }),
+        market.getByRole("button", { name: "Hide agent wallet" }).first(),
       ).toBeVisible();
+      const walletRail = market.getByTestId("market-wallet-rail");
+      await market.getByTestId("market-wallet-toggle").click();
+      await expect(walletRail).toHaveAttribute("aria-hidden", "true");
+      await expect(walletRail).toHaveCSS("width", "0px");
+      await expect(
+        market.getByRole("button", { name: "Show agent wallet" }),
+      ).toBeVisible();
+      await market.getByRole("button", { name: "Show agent wallet" }).click();
+      await expect(wallet).toBeVisible();
       await expect(market.getByText("Agent market channel")).toBeVisible();
       await expect(market.getByTestId("market-agent-avatar")).toHaveCount(
         scenario === "unlimited" ? 3 : 4,