diff --git a/src/agents/auth-profiles/store.ts b/src/agents/auth-profiles/store.ts
index 550d2bd5378b..2807a31ad28d 100644
--- a/src/agents/auth-profiles/store.ts
+++ b/src/agents/auth-profiles/store.ts
@@ -109,7 +109,7 @@ function isEnvOnlyAuthProfileRuntime(): boolean {
   return authProfileRuntimeMode.getStore()?.kind === "env-only";
 }
 
-function resolveRuntimeAuthProfileAgentDir(agentDir?: string): string | undefined {
+export function resolveRuntimeAuthProfileAgentDir(agentDir?: string): string | undefined {
   const mode = authProfileRuntimeMode.getStore();
   return mode?.kind === "agent-dir" ? mode.agentDir : agentDir;
 }
diff --git a/src/agents/cli-runner/prepare.test.ts b/src/agents/cli-runner/prepare.test.ts
index a26cf2cc41d3..40c26d3b794f 100644
--- a/src/agents/cli-runner/prepare.test.ts
+++ b/src/agents/cli-runner/prepare.test.ts
@@ -2733,8 +2733,15 @@ describe("prepareCliRunContext", () => {
     const grantContext = mintMcpLoopbackClientGrant.mock.calls.at(-1)?.[0]?.context;
     expect(projected).toBeDefined();
     expect(grantContext).toBeDefined();
-    const { cfg: projectedConfig, ...projectedContext } = projected ?? {};
+    const {
+      cfg: projectedConfig,
+      authProfileStore,
+      authProfileStoreAgentDir,
+      ...projectedContext
+    } = projected ?? {};
     expect(projectedConfig).toEqual(expect.any(Object));
+    expect(authProfileStore).toMatchObject({ version: 1, profiles: {} });
+    expect(authProfileStoreAgentDir).toEqual(expect.any(String));
     expect(projectedContext).toEqual(grantContext);
     expect(projectedContext).toMatchObject({
       sessionKey: "agent:worker:main",
@@ -2981,6 +2988,10 @@ describe("prepareCliRunContext", () => {
         spawnedBy: "agent:main:telegram:group:parent",
       },
       runtimeOwnerToken: "loopback-owner-token",
+      toolAuth: {
+        agentDir: expect.any(String),
+        store: expect.objectContaining({ version: 1, profiles: {} }),
+      },
     });
     context.preparedBackend.mcpClientGrantCapture?.activate("capture-test");
     context.preparedBackend.mcpClientGrantCapture?.deactivate("capture-test");
@@ -3626,10 +3637,14 @@ describe("prepareCliRunContext", () => {
       const {
         cfg: _projectedConfig,
         toolsAllow: projectedPolicy,
+        authProfileStore,
+        authProfileStoreAgentDir,
         ...projectedTrustedContext
       } = projected ?? {};
       const { toolsAllow: grantedTools, ...grantTrustedContext } = grantContext ?? {};
       expect(projectedPolicy).toEqual(["write"]);
+      expect(authProfileStore).toMatchObject({ version: 1, profiles: {} });
+      expect(authProfileStoreAgentDir).toEqual(expect.any(String));
       expect(grantedTools).toEqual(["write", "apply_patch"]);
       expect(projectedTrustedContext).toEqual(grantTrustedContext);
     } finally {
diff --git a/src/agents/cli-runner/prepare.ts b/src/agents/cli-runner/prepare.ts
index 976ae3ed93d7..0aacd025c685 100644
--- a/src/agents/cli-runner/prepare.ts
+++ b/src/agents/cli-runner/prepare.ts
@@ -58,7 +58,10 @@ import {
 import { buildOAuthRefreshFailureLoginCommand } from "../auth-profiles/oauth-refresh-failure.js";
 import { resolveApiKeyForProfile } from "../auth-profiles/oauth.js";
 import { resolveAuthProfileOrder } from "../auth-profiles/order.js";
-import { loadAuthProfileStoreForRuntime } from "../auth-profiles/store.js";
+import {
+  loadAuthProfileStoreForRuntime,
+  resolveRuntimeAuthProfileAgentDir,
+} from "../auth-profiles/store.js";
 import type { AuthProfileCredential, AuthProfileStore } from "../auth-profiles/types.js";
 import {
   buildBootstrapBudgetState,
@@ -936,6 +939,15 @@ export async function prepareCliRunContext(
           modelId,
         })
       : undefined;
+  const mcpToolAuthAgentDir = mcpContextBase
+    ? resolveRuntimeAuthProfileAgentDir(agentDir)
+    : undefined;
+  const mcpToolAuth = mcpContextBase
+    ? {
+        ...(mcpToolAuthAgentDir ? { agentDir: mcpToolAuthAgentDir } : {}),
+        store: authStore ?? loadScopedAuthStore(),
+      }
+    : undefined;
   const requestedLoopbackToolsAllow =
     runtimeToolsAllowPolicy ?? params.cliToolAvailability?.openClaw;
   const mcpProjectionContext =
@@ -948,7 +960,12 @@ export async function prepareCliRunContext(
       : prepareDeps.resolveMcpLoopbackScopedTools;
   const projectedToolsBeforePromptBuild =
     (bundleMcpEnabled || shouldMaterializeRuntimePolicy) && mcpProjectionContext
-      ? resolveProjectedTools({ cfg: runtimeConfig, ...mcpProjectionContext }).tools
+      ? resolveProjectedTools({
+          cfg: runtimeConfig,
+          ...mcpProjectionContext,
+          ...(mcpToolAuth ? { authProfileStore: mcpToolAuth.store } : {}),
+          ...(mcpToolAuth?.agentDir ? { authProfileStoreAgentDir: mcpToolAuth.agentDir } : {}),
+        }).tools
       : [];
   const hookFilteredProjectedTools = applyEmbeddedAttemptToolsAllow(
     projectedToolsBeforePromptBuild,
@@ -1047,6 +1064,7 @@ export async function prepareCliRunContext(
         ? prepareDeps.mintMcpLoopbackClientGrant({
             context: mcpGrantContext,
             runtimeOwnerToken: mcpLoopbackRuntime.ownerToken,
+            ...(mcpToolAuth ? { toolAuth: mcpToolAuth } : {}),
           })
         : undefined;
     const mcpClientGrantCapture =
diff --git a/src/gateway/mcp-grant-store.test.ts b/src/gateway/mcp-grant-store.test.ts
index 92fabdefca81..3b904feb45b5 100644
--- a/src/gateway/mcp-grant-store.test.ts
+++ b/src/gateway/mcp-grant-store.test.ts
@@ -4,6 +4,7 @@ import {
   deactivateMcpLoopbackClientGrantCapture,
   mintAttachGrant,
   mintMcpLoopbackClientGrant,
+  registerMcpLoopbackClientGrantRevocationListener,
   resolveAttachGrant,
   resolveMcpLoopbackClientGrant,
   revokeAttachGrant,
@@ -205,6 +206,40 @@ describe("mcp-grant-store", () => {
     expect(revokeMcpLoopbackClientGrant(successor.token)).toBe(false);
   });
 
+  it("notifies revocation listeners for single and runtime-wide cleanup", () => {
+    const events: Array<{ token: string; runtimeOwnerToken: string }> = [];
+    const unregister = registerMcpLoopbackClientGrantRevocationListener((event) => {
+      events.push(event);
+    });
+    try {
+      const first = mintMcpLoopbackClientGrant({
+        context: { sessionKey: "agent:main:first", senderIsOwner: false },
+        runtimeOwnerToken: "runtime-one",
+      });
+      const second = mintMcpLoopbackClientGrant({
+        context: { sessionKey: "agent:main:second", senderIsOwner: false },
+        runtimeOwnerToken: "runtime-one",
+      });
+
+      expect(revokeMcpLoopbackClientGrant(first.token)).toBe(true);
+      expect(revokeMcpLoopbackClientGrant(first.token)).toBe(false);
+      expect(revokeMcpLoopbackClientGrantsForRuntime("runtime-one")).toBe(1);
+      expect(events).toEqual([
+        { token: first.token, runtimeOwnerToken: "runtime-one" },
+        { token: second.token, runtimeOwnerToken: "runtime-one" },
+      ]);
+    } finally {
+      unregister();
+    }
+
+    const afterUnregister = mintMcpLoopbackClientGrant({
+      context: { sessionKey: "agent:main:later", senderIsOwner: false },
+      runtimeOwnerToken: "runtime-one",
+    });
+    expect(revokeMcpLoopbackClientGrant(afterUnregister.token)).toBe(true);
+    expect(events).toHaveLength(2);
+  });
+
   it("requires a session key for loopback client grants", () => {
     expect(() =>
       mintMcpLoopbackClientGrant({
diff --git a/src/gateway/mcp-grant-store.ts b/src/gateway/mcp-grant-store.ts
index 8bb0889263d1..d9b5c83b7e49 100644
--- a/src/gateway/mcp-grant-store.ts
+++ b/src/gateway/mcp-grant-store.ts
@@ -1,4 +1,5 @@
 import crypto from "node:crypto";
+import type { AuthProfileStore } from "../agents/auth-profiles/types.js";
 import type { ExecElevatedDefaults } from "../agents/bash-tools.exec-types.js";
 import type { ExecPolicyOverrides, ExecSessionDefaults } from "../agents/exec-defaults.js";
 import type { ScheduledToolPolicyContext } from "../agents/scheduled-tool-policy.js";
@@ -79,11 +80,24 @@ interface McpLoopbackClientGrant {
   readonly context: McpLoopbackRequestContext;
 }
 
+type McpLoopbackToolAuth = {
+  agentDir?: string;
+  store: AuthProfileStore;
+};
+
 type StoredMcpLoopbackClientGrant = McpLoopbackClientGrant & {
   runtimeOwnerToken: string;
   activeCaptureKey?: string;
+  toolAuth?: McpLoopbackToolAuth;
 };
 
+type McpLoopbackClientGrantRevocation = {
+  token: string;
+  runtimeOwnerToken: string;
+};
+
+const clientGrantRevocationListeners = new Set<(event: McpLoopbackClientGrantRevocation) => void>();
+
 const DEFAULT_TTL_MS = 60 * 60 * 1000; // 1h
 const MAX_TTL_MS = 12 * 60 * 60 * 1000;
 
@@ -171,6 +185,7 @@ function sweepExpiredAttachGrants(nowMs: number = Date.now()): number {
 export function mintMcpLoopbackClientGrant(params: {
   context: McpLoopbackRequestContext;
   runtimeOwnerToken: string;
+  toolAuth?: McpLoopbackToolAuth;
 }): McpLoopbackClientGrant {
   const sessionKey = params.context.sessionKey.trim();
   if (!sessionKey) {
@@ -184,6 +199,7 @@ export function mintMcpLoopbackClientGrant(params: {
     token: crypto.randomBytes(32).toString("hex"),
     context: structuredClone({ ...params.context, sessionKey }),
     runtimeOwnerToken,
+    ...(params.toolAuth ? { toolAuth: structuredClone(params.toolAuth) } : {}),
   };
   clientGrantsByToken.set(grant.token, grant);
   return structuredClone({
@@ -233,7 +249,13 @@ export function resolveMcpLoopbackClientGrant(params: {
   token: string;
   runtimeOwnerToken: string;
   captureKey: string;
-}): { context: McpLoopbackRequestContext; captureKey: string } | undefined {
+}):
+  | {
+      context: McpLoopbackRequestContext;
+      captureKey: string;
+      toolAuth?: McpLoopbackToolAuth;
+    }
+  | undefined {
   const grant = clientGrantsByToken.get(params.token);
   if (
     !grant ||
@@ -243,19 +265,41 @@ export function resolveMcpLoopbackClientGrant(params: {
   ) {
     return undefined;
   }
-  return structuredClone({ context: grant.context, captureKey: grant.activeCaptureKey });
+  // Cached tools and OAuth refreshes must share the prepared store for this
+  // grant; cloning on each request would discard refreshed credentials.
+  return {
+    context: structuredClone(grant.context),
+    captureKey: grant.activeCaptureKey,
+    ...(grant.toolAuth ? { toolAuth: grant.toolAuth } : {}),
+  };
+}
+
+/** Registers cleanup tied to the exact lifetime of loopback client grants. */
+export function registerMcpLoopbackClientGrantRevocationListener(
+  listener: (event: McpLoopbackClientGrantRevocation) => void,
+): () => void {
+  clientGrantRevocationListeners.add(listener);
+  return () => clientGrantRevocationListeners.delete(listener);
 }
 
 export function revokeMcpLoopbackClientGrant(token: string): boolean {
-  return clientGrantsByToken.delete(token);
+  const grant = clientGrantsByToken.get(token);
+  if (!grant || !clientGrantsByToken.delete(token)) {
+    return false;
+  }
+  // Revocation must also release server-owned projections whose closures retain
+  // this grant's prepared credentials.
+  for (const listener of clientGrantRevocationListeners) {
+    listener({ token, runtimeOwnerToken: grant.runtimeOwnerToken });
+  }
+  return true;
 }
 
 export function revokeMcpLoopbackClientGrantsForRuntime(runtimeOwnerToken: string): number {
   let removed = 0;
   for (const [token, grant] of clientGrantsByToken) {
     if (grant.runtimeOwnerToken === runtimeOwnerToken) {
-      clientGrantsByToken.delete(token);
-      removed += 1;
+      removed += revokeMcpLoopbackClientGrant(token) ? 1 : 0;
     }
   }
   return removed;
diff --git a/src/gateway/mcp-http.oauth-tools.test.ts b/src/gateway/mcp-http.oauth-tools.test.ts
new file mode 100644
index 000000000000..563d43768fd1
--- /dev/null
+++ b/src/gateway/mcp-http.oauth-tools.test.ts
@@ -0,0 +1,64 @@
+import { Type } from "typebox";
+import { describe, expect, it, vi } from "vitest";
+import { jsonResult } from "../agents/tools/common.js";
+import type { OpenClawConfig } from "../config/types.openclaw.js";
+import { resolveMcpLoopbackScopedTools } from "./mcp-http.runtime.js";
+
+const pluginTools = vi.hoisted(() => ({
+  resolve: vi.fn(),
+}));
+
+vi.mock("../plugins/tools.js", async (importOriginal) => ({
+  ...(await importOriginal<typeof import("../plugins/tools.js")>()),
+  resolvePluginTools: (params: unknown) => pluginTools.resolve(params),
+}));
+
+describe("MCP loopback OAuth tools", () => {
+  it("exposes a plugin tool backed by a prepared OAuth profile", () => {
+    pluginTools.resolve.mockImplementation(
+      (params: {
+        context?: { activeModel?: { provider?: string; modelId?: string } };
+        hasAuthForProvider?: (providerId: string) => boolean;
+      }) =>
+        params.hasAuthForProvider?.("xai") &&
+        params.context?.activeModel?.provider === "anthropic" &&
+        params.context.activeModel.modelId === "claude-haiku-4-5"
+          ? [
+              {
+                name: "x_search",
+                label: "X search",
+                description: "X search",
+                parameters: Type.Object({}),
+                execute: async () => jsonResult({ ok: true }),
+              },
+            ]
+          : [],
+    );
+
+    const result = resolveMcpLoopbackScopedTools({
+      cfg: {
+        auth: { order: { xai: ["xai:oauth"] } },
+        plugins: { allow: ["xai"] },
+      } as OpenClawConfig,
+      sessionKey: "agent:main:main",
+      agentId: "main",
+      modelProvider: "anthropic",
+      modelId: "claude-haiku-4-5",
+      senderIsOwner: true,
+      authProfileStore: {
+        version: 1,
+        profiles: {
+          "xai:oauth": {
+            type: "oauth",
+            provider: "xai",
+            access: "xai-access-token",
+            refresh: "xai-refresh-token",
+            expires: Date.now() + 60_000,
+          },
+        },
+      },
+    });
+
+    expect(result.tools.map((tool) => tool.name)).toContain("x_search");
+  });
+});
diff --git a/src/gateway/mcp-http.runtime.test.ts b/src/gateway/mcp-http.runtime.test.ts
index db80b8542f9f..a87cb76c887f 100644
--- a/src/gateway/mcp-http.runtime.test.ts
+++ b/src/gateway/mcp-http.runtime.test.ts
@@ -201,6 +201,42 @@ describe("McpLoopbackToolCache", () => {
     expect(resolveGatewayScopedTools).toHaveBeenCalledTimes(3);
   });
 
+  it("evicts only the revoked grant's cached tool closures", () => {
+    const cache = new McpLoopbackToolCache();
+    const cfg = {} as OpenClawConfig;
+
+    cache.resolve(scopeParams({ cfg, grantToken: "grant-a" }));
+    cache.resolve(scopeParams({ cfg, grantToken: "grant-b" }));
+    cache.resolve(scopeParams({ cfg, grantToken: "grant-a" }));
+    cache.resolve(scopeParams({ cfg, grantToken: "grant-b" }));
+    expect(resolveGatewayScopedTools).toHaveBeenCalledTimes(2);
+
+    expect(cache.evictGrant("grant-a")).toBe(true);
+    cache.resolve(scopeParams({ cfg, grantToken: "grant-a" }));
+    cache.resolve(scopeParams({ cfg, grantToken: "grant-b" }));
+
+    expect(resolveGatewayScopedTools).toHaveBeenCalledTimes(3);
+  });
+
+  it("preserves the global 256-entry cache cap across grants", () => {
+    const cache = new McpLoopbackToolCache();
+    const cfg = {} as OpenClawConfig;
+
+    for (let index = 0; index < 256; index += 1) {
+      cache.resolve(
+        scopeParams({ cfg, grantToken: "grant-a", currentMessageId: `message-${index}` }),
+      );
+    }
+    cache.resolve(scopeParams({ cfg, grantToken: "grant-b", currentMessageId: "message-b" }));
+    expect(resolveGatewayScopedTools).toHaveBeenCalledTimes(257);
+
+    cache.resolve(scopeParams({ cfg, grantToken: "grant-a", currentMessageId: "message-0" }));
+    expect(resolveGatewayScopedTools).toHaveBeenCalledTimes(258);
+
+    cache.resolve(scopeParams({ cfg, grantToken: "grant-b", currentMessageId: "message-b" }));
+    expect(resolveGatewayScopedTools).toHaveBeenCalledTimes(258);
+  });
+
   it("never reuses ordinary private-mode tools for a source-reply-only grant", () => {
     const cache = new McpLoopbackToolCache();
     const cfg = {} as OpenClawConfig;
diff --git a/src/gateway/mcp-http.runtime.ts b/src/gateway/mcp-http.runtime.ts
index f3d014c81fd1..4a21adf14ea0 100644
--- a/src/gateway/mcp-http.runtime.ts
+++ b/src/gateway/mcp-http.runtime.ts
@@ -1,3 +1,4 @@
+import type { AuthProfileStore } from "../agents/auth-profiles/types.js";
 // MCP loopback runtime scope cache.
 // Resolves Gateway-visible tools for MCP clients with short-lived schema caching.
 import { applyEmbeddedAttemptToolsAllow } from "../agents/embedded-agent-runner/run/attempt-tool-construction-plan.js";
@@ -33,6 +34,9 @@ type CachedScopedTools = {
 
 type McpLoopbackScopeParams = Omit<McpLoopbackRequestContext, "senderIsOwner"> & {
   cfg: OpenClawConfig;
+  authProfileStore?: AuthProfileStore;
+  authProfileStoreAgentDir?: string;
+  grantToken?: string;
   senderIsOwner: boolean | undefined;
   yieldContextCacheKey?: string;
   onYield?: (message: string) => Promise<void> | void;
@@ -84,9 +88,15 @@ function resolveMcpLoopbackTools(
   if (includeNodeExecTool) {
     excludeToolNames.delete("exec");
   }
-  const { toolsAllow: _toolsAllow, ...scopeParams } = params;
+  const {
+    toolsAllow: _toolsAllow,
+    authProfileStoreAgentDir,
+    grantToken: _grantToken,
+    ...scopeParams
+  } = params;
   const scoped = resolveGatewayScopedTools({
     ...scopeParams,
+    agentDir: authProfileStoreAgentDir,
     conversationReadOrigin: "delegated",
     surface: "loopback",
     excludeToolNames,
@@ -161,11 +171,14 @@ function applyPolicyToolsAllow(
 /** Short-lived cache for loopback tool lists keyed by session/channel context. */
 export class McpLoopbackToolCache {
   #entries = new DirectoryCache<CachedScopedTools>(TOOL_CACHE_TTL_MS, TOOL_CACHE_MAX_ENTRIES);
+  // Revocation needs the config scopes where one grant may have cached tools.
+  #grantConfigScopes = new Map<string, Set<OpenClawConfig>>();
 
   resolve(params: McpLoopbackScopeParams): CachedScopedTools {
     // Callers differing only in capabilities must not share cached tool lists.
     const clientCapsCacheKey = [...new Set(params.clientCaps ?? [])].toSorted().join(",");
     const cacheKey = [
+      params.grantToken ?? "",
       params.sessionKey,
       params.runtimePolicySessionKey ?? "",
       params.agentId ?? "",
@@ -241,6 +254,29 @@ export class McpLoopbackToolCache {
       toolSchema: buildMcpToolSchema(next.tools),
     };
     this.#entries.set(cacheKey, nextEntry, params.cfg);
+    if (params.grantToken) {
+      const scopes = this.#grantConfigScopes.get(params.grantToken) ?? new Set<OpenClawConfig>();
+      scopes.add(params.cfg);
+      this.#grantConfigScopes.set(params.grantToken, scopes);
+    }
     return nextEntry;
   }
+
+  evictGrant(token: string): boolean {
+    const scopes = this.#grantConfigScopes.get(token);
+    if (!scopes) {
+      return false;
+    }
+    const cacheKeyPrefix = `${token}\u0000`;
+    for (const cfg of scopes) {
+      this.#entries.clearMatching((cacheKey) => cacheKey.startsWith(cacheKeyPrefix), cfg);
+    }
+    this.#grantConfigScopes.delete(token);
+    return true;
+  }
+
+  clear(): void {
+    this.#entries.clear();
+    this.#grantConfigScopes.clear();
+  }
 }
diff --git a/src/gateway/mcp-http.test.ts b/src/gateway/mcp-http.test.ts
index 6945225568b1..ce68bf05df7c 100644
--- a/src/gateway/mcp-http.test.ts
+++ b/src/gateway/mcp-http.test.ts
@@ -3,6 +3,7 @@
 import { request } from "node:http";
 import { afterEach, beforeEach, describe, expect, it, vi } from "vitest";
 import type { runBeforeToolCallHook } from "../agents/agent-tools.before-tool-call.js";
+import type { AuthProfileStore } from "../agents/auth-profiles/types.js";
 import type { AnyAgentTool } from "../agents/tools/common.js";
 import { getFreePortBlockWithPermissionFallback } from "../test-utils/ports.js";
 import type { McpLoopbackRequestContext } from "./mcp-grant-store.js";
@@ -1296,6 +1297,59 @@ describe("mcp loopback server", () => {
     expect(getBeforeToolCallHookInput(0).ctx).toHaveProperty("loopDetection");
   });
 
+  it("keeps prepared auth stores isolated between CLI grants", async () => {
+    const { runtime } = await startLoopbackServerForTest();
+    const firstStore: AuthProfileStore = {
+      version: 1,
+      profiles: {
+        "xai:first": { type: "token", provider: "xai", token: "first-token" },
+      },
+    };
+    const secondStore: AuthProfileStore = {
+      version: 1,
+      profiles: {
+        "xai:second": { type: "token", provider: "xai", token: "second-token" },
+      },
+    };
+    const mintGrant = (agentDir: string, store: AuthProfileStore) =>
+      mintMcpLoopbackClientGrant({
+        context: { sessionKey: "agent:main:main", senderIsOwner: true },
+        runtimeOwnerToken: runtime.ownerToken,
+        toolAuth: { agentDir, store },
+      });
+    const firstGrant = mintGrant("/agents/first", firstStore);
+    const secondGrant = mintGrant("/agents/second", secondStore);
+    const listForGrant = async (token: string, captureKey: string) => {
+      expect(
+        activateMcpLoopbackClientGrantCapture({
+          token,
+          runtimeOwnerToken: runtime.ownerToken,
+          captureKey,
+        }),
+      ).toBe(true);
+      expect(
+        (
+          await sendLoopbackToolsList({
+            token,
+            headers: { "x-openclaw-cli-capture-key": captureKey },
+          })
+        ).status,
+      ).toBe(200);
+    };
+
+    await listForGrant(firstGrant.token, "capture-first");
+    await listForGrant(secondGrant.token, "capture-second");
+
+    expect(getScopedToolsCall(0)).toMatchObject({
+      agentDir: "/agents/first",
+      authProfileStore: firstStore,
+    });
+    expect(getScopedToolsCall(1)).toMatchObject({
+      agentDir: "/agents/second",
+      authProfileStore: secondStore,
+    });
+  });
+
   it("carries the resolved workspace dir into the before-tool-call hook context", async () => {
     resolveGatewayScopedToolsMock.mockReturnValue({
       agentId: "main",
@@ -1427,6 +1481,68 @@ describe("mcp loopback server", () => {
     ).toBe(401);
   });
 
+  it("rejects a slow tools request revoked after header admission", async () => {
+    const captureKey = "slow-revoked-grant";
+    let resolveRequestStarted: (() => void) | undefined;
+    const requestStarted = new Promise<void>((resolve) => {
+      resolveRequestStarted = resolve;
+    });
+    beginMcpLoopbackToolCallCapture({
+      captureKey,
+      onRequestStart: () => resolveRequestStarted?.(),
+      onRequestClassified: vi.fn(),
+      onToolCallResult: vi.fn(),
+    });
+    const { runtime, port } = await startLoopbackServerForTest();
+    const grant = mintMcpLoopbackClientGrant({
+      context: { sessionKey: "agent:main:slow-revoked", senderIsOwner: true },
+      runtimeOwnerToken: runtime.ownerToken,
+      toolAuth: { store: { version: 1, profiles: {} } },
+    });
+    expect(
+      activateMcpLoopbackClientGrantCapture({
+        token: grant.token,
+        runtimeOwnerToken: runtime.ownerToken,
+        captureKey,
+      }),
+    ).toBe(true);
+
+    let revoked = false;
+    const responsePromise = new Promise<{ status: number | undefined }>((resolve, reject) => {
+      const req = request(
+        {
+          hostname: "127.0.0.1",
+          port,
+          path: "/mcp",
+          method: "POST",
+          headers: {
+            authorization: `Bearer ${grant.token}`,
+            "content-type": "application/json",
+            "transfer-encoding": "chunked",
+            "x-openclaw-cli-capture-key": captureKey,
+          },
+        },
+        (res) => {
+          res.resume();
+          res.on("end", () => resolve({ status: res.statusCode }));
+        },
+      );
+      req.on("error", reject);
+      req.flushHeaders();
+      void requestStarted.then(() => {
+        revoked = revokeMcpLoopbackClientGrant(grant.token);
+        req.end(mcpToolsListBody());
+      });
+    });
+
+    await requestStarted;
+    const resolverCallsBeforeBody = resolveGatewayScopedToolsMock.mock.calls.length;
+    await expect(responsePromise).resolves.toEqual({ status: 401 });
+    expect(revoked).toBe(true);
+    expect(resolveGatewayScopedToolsMock).toHaveBeenCalledTimes(resolverCallsBeforeBody);
+    clearMcpLoopbackToolCallCapture(captureKey);
+  });
+
   it("routes sessions_yield to the current CLI capture", async () => {
     resolveGatewayScopedToolsMock.mockImplementation((input): MockGatewayScopedTools => {
       const call = input as ScopedToolsCall;
diff --git a/src/gateway/mcp-http.ts b/src/gateway/mcp-http.ts
index 29917b603de2..f357f6c2a872 100644
--- a/src/gateway/mcp-http.ts
+++ b/src/gateway/mcp-http.ts
@@ -20,6 +20,7 @@ import {
   isAgentHarnessSessionStoreEntryProtected,
 } from "../sessions/agent-harness-session-key.js";
 import {
+  registerMcpLoopbackClientGrantRevocationListener,
   resolveMcpLoopbackClientGrant,
   revokeMcpLoopbackClientGrantsForRuntime,
 } from "./mcp-grant-store.js";
@@ -247,9 +248,22 @@ async function startMcpLoopbackServer(port = 0): Promise<{
           });
         });
         markMcpLoopbackRequestClassified(cliRequestCaptureHandle);
+        const { boundGrantToken, boundCaptureKey } = auth;
+        const activeBoundGrant =
+          boundGrantToken && boundCaptureKey
+            ? resolveMcpLoopbackClientGrant({
+                token: boundGrantToken,
+                runtimeOwnerToken: ownerToken,
+                captureKey: boundCaptureKey,
+              })
+            : undefined;
+        if (boundGrantToken && !activeBoundGrant) {
+          res.writeHead(401, { "Content-Type": "application/json" });
+          res.end(JSON.stringify({ error: "unauthorized" }));
+          return;
+        }
         const cfg = getRuntimeConfig();
         const requestContext = resolveMcpRequestContext(req, cfg, auth);
-        const { boundGrantToken, boundCaptureKey } = auth;
         const authorizeToolCall =
           boundGrantToken && boundCaptureKey
             ? () =>
@@ -300,6 +314,15 @@ async function startMcpLoopbackServer(port = 0): Promise<{
           cwd: requestContext.cwd,
           modelProvider: requestContext.modelProvider,
           modelId: requestContext.modelId,
+          ...(activeBoundGrant?.toolAuth
+            ? {
+                authProfileStore: activeBoundGrant.toolAuth.store,
+                ...(activeBoundGrant.toolAuth.agentDir
+                  ? { authProfileStoreAgentDir: activeBoundGrant.toolAuth.agentDir }
+                  : {}),
+              }
+            : {}),
+          ...(boundGrantToken ? { grantToken: boundGrantToken } : {}),
           yieldContextCacheKey: yieldContext?.cacheKey,
           onYield: yieldContext?.onYield,
           messageProvider: requestContext.messageProvider,
@@ -476,6 +499,11 @@ async function startMcpLoopbackServer(port = 0): Promise<{
   if (!address || typeof address === "string") {
     throw new Error("mcp loopback did not bind to a TCP port");
   }
+  const unregisterGrantRevocation = registerMcpLoopbackClientGrantRevocationListener((event) => {
+    if (event.runtimeOwnerToken === ownerToken) {
+      toolCache.evictGrant(event.token);
+    }
+  });
   // Register tokens only after the TCP listener is live so clients never learn
   // a bearer token for a server that failed to bind.
   setActiveMcpLoopbackRuntime({ port: address.port, ownerToken, nonOwnerToken });
@@ -488,6 +516,8 @@ async function startMcpLoopbackServer(port = 0): Promise<{
       // requests. A delayed old-server close cannot revoke a successor runtime.
       clearActiveMcpLoopbackRuntimeByOwnerToken(ownerToken);
       revokeMcpLoopbackClientGrantsForRuntime(ownerToken);
+      unregisterGrantRevocation();
+      toolCache.clear();
       return new Promise<void>((resolve, reject) => {
         httpServer.close((error) => {
           if (!error) {
diff --git a/src/gateway/tool-resolution.test.ts b/src/gateway/tool-resolution.test.ts
index 7fd42179c963..57dffa3fe2b5 100644
--- a/src/gateway/tool-resolution.test.ts
+++ b/src/gateway/tool-resolution.test.ts
@@ -70,6 +70,26 @@ describe("resolveGatewayScopedTools", () => {
     expect(result.tools.some((tool) => tool.name === "message")).toBe(false);
   });
 
+  it("keeps default-agent credentials out of unbound gateway calls", () => {
+    const cfg = {
+      agents: { defaults: { imageModel: { primary: "openai/gpt-5.4-mini" } } },
+    } as OpenClawConfig;
+    const unbound = resolveGatewayScopedTools({
+      cfg,
+      sessionKey: "agent:main:main",
+      surface: "loopback",
+    });
+    const grantBound = resolveGatewayScopedTools({
+      cfg,
+      agentDir: "/agents/cli",
+      sessionKey: "agent:main:main",
+      surface: "loopback",
+    });
+
+    expect(unbound.tools.some((tool) => tool.name === "image")).toBe(false);
+    expect(grantBound.tools.some((tool) => tool.name === "image")).toBe(true);
+  });
+
   it("materializes an executable write tool on the mediated CLI surface", async () => {
     const workspaceDir = await fs.mkdtemp(path.join(os.tmpdir(), "openclaw-mediated-write-"));
     try {
diff --git a/src/gateway/tool-resolution.ts b/src/gateway/tool-resolution.ts
index 4f6936db9d1c..67fc77eccb1e 100644
--- a/src/gateway/tool-resolution.ts
+++ b/src/gateway/tool-resolution.ts
@@ -3,6 +3,7 @@ import { resolveAgentWorkspaceDir, resolveDefaultAgentId } from "../agents/agent
 import { createOpenClawCodingTools } from "../agents/agent-tools.js";
 import { filterToolsByMessageProvider } from "../agents/agent-tools.message-provider-policy.js";
 import { resolveEffectiveToolPolicy } from "../agents/agent-tools.policy.js";
+import type { AuthProfileStore } from "../agents/auth-profiles/types.js";
 import type { ExecElevatedDefaults } from "../agents/bash-tools.exec-types.js";
 import { nodeExecSchema } from "../agents/bash-tools.schemas.js";
 import {
@@ -57,6 +58,8 @@ type GatewayScopedToolSurface = "http" | "loopback";
 /** Resolve the tools visible to a gateway caller after agent, channel, and surface policy. */
 export function resolveGatewayScopedTools(params: {
   cfg: OpenClawConfig;
+  authProfileStore?: AuthProfileStore;
+  agentDir?: string;
   sessionKey: string;
   runtimePolicySessionKey?: string;
   agentId?: string;
@@ -272,6 +275,10 @@ export function resolveGatewayScopedTools(params: {
     disablePluginTools: params.disablePluginTools,
     wrapBeforeToolCallHook: false,
     config: params.cfg,
+    agentDir: params.agentDir,
+    authProfileStore: params.authProfileStore,
+    modelProvider: params.modelProvider,
+    modelId: params.modelId,
     clientCaps: params.clientCaps,
     workspaceDir,
     sandboxed: sandboxRuntime.sandboxed,