diff --git a/src/agents/model-provider-auth.test.ts b/src/agents/model-provider-auth.test.ts
index a5a72f55bcc..be667964fc1 100644
--- a/src/agents/model-provider-auth.test.ts
+++ b/src/agents/model-provider-auth.test.ts
@@ -7,7 +7,8 @@ const modelCatalogMocks = vi.hoisted(() => ({
 }));
 
 const modelAuthMocks = vi.hoisted(() => ({
-  hasRuntimeAvailableProviderAuth: vi.fn<(params: { provider: string }) => boolean>(),
+  hasRuntimeAvailableProviderAuth:
+    vi.fn<(params: { provider: string; cfg?: OpenClawConfig; workspaceDir?: string }) => boolean>(),
 }));
 
 const authProfilesMocks = vi.hoisted(() => ({
@@ -44,6 +45,7 @@ const { clearCurrentProviderAuthState, hasAuthForModelProvider, warmCurrentProvi
 
 describe("prepared provider auth state", () => {
   afterEach(() => {
+    vi.useRealTimers();
     clearCurrentProviderAuthState();
     vi.clearAllMocks();
   });
@@ -105,6 +107,41 @@ describe("prepared provider auth state", () => {
     expect(modelAuthMocks.hasRuntimeAvailableProviderAuth).toHaveBeenCalledTimes(2);
   });
 
+  it("hasAuthForModelProvider uses the prepared answer for equivalent runtime config clones", async () => {
+    const cfg = { gateway: { port: 18789 } } as OpenClawConfig;
+    const clonedCfg = structuredClone(cfg);
+    modelCatalogMocks.loadModelCatalog.mockResolvedValue([
+      { id: "gpt", name: "gpt", provider: "openai" },
+    ]);
+    modelAuthMocks.hasRuntimeAvailableProviderAuth.mockReturnValue(true);
+    await warmCurrentProviderAuthState(cfg);
+    expect(modelAuthMocks.hasRuntimeAvailableProviderAuth).toHaveBeenCalledTimes(1);
+
+    modelAuthMocks.hasRuntimeAvailableProviderAuth.mockReturnValue(false);
+    expect(hasAuthForModelProvider({ provider: "openai", cfg: clonedCfg })).toBe(true);
+    expect(modelAuthMocks.hasRuntimeAvailableProviderAuth).toHaveBeenCalledTimes(1);
+  });
+
+  it("hasAuthForModelProvider falls through after the prepared auth state TTL", async () => {
+    vi.useFakeTimers();
+    vi.setSystemTime(0);
+    const cfg = {} as OpenClawConfig;
+    modelCatalogMocks.loadModelCatalog.mockResolvedValue([
+      { id: "gpt", name: "gpt", provider: "openai" },
+    ]);
+    modelAuthMocks.hasRuntimeAvailableProviderAuth.mockReturnValue(false);
+    await warmCurrentProviderAuthState(cfg);
+    expect(modelAuthMocks.hasRuntimeAvailableProviderAuth).toHaveBeenCalledTimes(1);
+
+    modelAuthMocks.hasRuntimeAvailableProviderAuth.mockReturnValue(true);
+    expect(hasAuthForModelProvider({ provider: "openai", cfg })).toBe(false);
+    expect(modelAuthMocks.hasRuntimeAvailableProviderAuth).toHaveBeenCalledTimes(1);
+
+    vi.setSystemTime(10_001);
+    expect(hasAuthForModelProvider({ provider: "openai", cfg })).toBe(true);
+    expect(modelAuthMocks.hasRuntimeAvailableProviderAuth).toHaveBeenCalledTimes(2);
+  });
+
   it("hasAuthForModelProvider falls through to compute when the caller passes a non-default workspaceDir", async () => {
     const cfg = {} as OpenClawConfig;
     modelCatalogMocks.loadModelCatalog.mockResolvedValue([
@@ -137,4 +174,42 @@ describe("prepared provider auth state", () => {
     ).toBe(true);
     expect(modelAuthMocks.hasRuntimeAvailableProviderAuth).toHaveBeenCalledTimes(2);
   });
+
+  it("does not publish an older warm after the prepared auth state is cleared", async () => {
+    const firstCfg = { gateway: { port: 18789 } } as OpenClawConfig;
+    const secondCfg = { gateway: { port: 19001 } } as OpenClawConfig;
+    let resolveFirstCatalog: ((catalog: ModelCatalogEntry[]) => void) | undefined;
+    let resolveSecondCatalog: ((catalog: ModelCatalogEntry[]) => void) | undefined;
+    modelCatalogMocks.loadModelCatalog
+      .mockReturnValueOnce(
+        new Promise<ModelCatalogEntry[]>((resolve) => {
+          resolveFirstCatalog = resolve;
+        }),
+      )
+      .mockReturnValueOnce(
+        new Promise<ModelCatalogEntry[]>((resolve) => {
+          resolveSecondCatalog = resolve;
+        }),
+      );
+    modelAuthMocks.hasRuntimeAvailableProviderAuth.mockImplementation(
+      ({ cfg }) => cfg === firstCfg,
+    );
+
+    const firstWarm = warmCurrentProviderAuthState(firstCfg);
+    await Promise.resolve();
+    clearCurrentProviderAuthState();
+    const secondWarm = warmCurrentProviderAuthState(secondCfg);
+
+    resolveSecondCatalog?.([{ id: "gpt", name: "gpt", provider: "openai" }]);
+    await secondWarm;
+    resolveFirstCatalog?.([{ id: "gpt", name: "gpt", provider: "openai" }]);
+    await firstWarm;
+    expect(modelAuthMocks.hasRuntimeAvailableProviderAuth).toHaveBeenCalledTimes(2);
+
+    modelAuthMocks.hasRuntimeAvailableProviderAuth.mockReturnValue(true);
+    expect(hasAuthForModelProvider({ provider: "openai", cfg: secondCfg })).toBe(false);
+    expect(modelAuthMocks.hasRuntimeAvailableProviderAuth).toHaveBeenCalledTimes(2);
+    expect(hasAuthForModelProvider({ provider: "openai", cfg: firstCfg })).toBe(true);
+    expect(modelAuthMocks.hasRuntimeAvailableProviderAuth).toHaveBeenCalledTimes(3);
+  });
 });
diff --git a/src/agents/model-provider-auth.ts b/src/agents/model-provider-auth.ts
index eafdde80cb7..4c3c0b1eaf5 100644
--- a/src/agents/model-provider-auth.ts
+++ b/src/agents/model-provider-auth.ts
@@ -1,3 +1,4 @@
+import { hashRuntimeConfigValue } from "../config/runtime-snapshot.js";
 import type { OpenClawConfig } from "../config/types.openclaw.js";
 import {
   externalCliDiscoveryForProviderAuth,
@@ -18,18 +19,38 @@ import { resolveDefaultAgentWorkspaceDir } from "./workspace.js";
 // (pickers, /models, status commands, CLI) skips the per-provider plugin
 // discovery and external-CLI probing on the hot path.
 
-let currentProviderAuthState: ReadonlyMap<string, boolean> | null = null;
-let currentProviderAuthStateWorkspaceDir: string | undefined;
+type PreparedProviderAuthState = {
+  configFingerprint: string;
+  workspaceDir: string;
+  preparedAtMs: number;
+  providers: ReadonlyMap<string, boolean>;
+};
+
+const PREPARED_PROVIDER_AUTH_STATE_TTL_MS = 10_000;
+let currentProviderAuthState: PreparedProviderAuthState | null = null;
+const configFingerprintCache = new WeakMap<OpenClawConfig, string>();
 // Generation counter guards against an in-flight warm publishing stale
-// state after a subsequent clear/reload has invalidated it.
+// state after a subsequent warm or clear has invalidated it.
 let currentProviderAuthStateGeneration = 0;
 
 export function clearCurrentProviderAuthState(): void {
   currentProviderAuthState = null;
-  currentProviderAuthStateWorkspaceDir = undefined;
   currentProviderAuthStateGeneration += 1;
 }
 
+function resolveProviderAuthConfigFingerprint(cfg: OpenClawConfig | undefined): string | null {
+  if (!cfg) {
+    return null;
+  }
+  const cached = configFingerprintCache.get(cfg);
+  if (cached !== undefined) {
+    return cached;
+  }
+  const fingerprint = hashRuntimeConfigValue(cfg);
+  configFingerprintCache.set(cfg, fingerprint);
+  return fingerprint;
+}
+
 export function hasAuthForModelProvider(params: {
   provider: string;
   cfg?: OpenClawConfig;
@@ -48,16 +69,23 @@ export function hasAuthForModelProvider(params: {
   // that narrow the scope — e.g. gateway `models.list` with
   // `runtimeAuthDiscovery: false`, or per-agent picker calls that pass a
   // non-default workspaceDir — get the answer they asked for.
+  const preparedState = currentProviderAuthState;
+  const workspaceDir = params.workspaceDir ?? resolveDefaultAgentWorkspaceDir();
+  const configFingerprint = resolveProviderAuthConfigFingerprint(params.cfg);
+  const preparedStateFresh =
+    preparedState !== null &&
+    Date.now() - preparedState.preparedAtMs <= PREPARED_PROVIDER_AUTH_STATE_TTL_MS;
   const matchesWarmedScope =
+    preparedStateFresh &&
+    configFingerprint === preparedState.configFingerprint &&
+    workspaceDir === preparedState.workspaceDir &&
     params.discoverExternalCliAuth !== false &&
     params.allowPluginSyntheticAuth !== false &&
     params.agentDir === undefined &&
     params.env === undefined &&
-    params.store === undefined &&
-    (params.workspaceDir === undefined ||
-      params.workspaceDir === currentProviderAuthStateWorkspaceDir);
+    params.store === undefined;
   if (matchesWarmedScope) {
-    const preparedAnswer = currentProviderAuthState?.get(provider);
+    const preparedAnswer = preparedState.providers.get(provider);
     if (preparedAnswer !== undefined) {
       return preparedAnswer;
     }
@@ -152,6 +180,10 @@ export async function warmCurrentProviderAuthState(cfg: OpenClawConfig): Promise
     // the newer answer wins.
     return;
   }
-  currentProviderAuthState = state;
-  currentProviderAuthStateWorkspaceDir = workspaceDir;
+  currentProviderAuthState = {
+    configFingerprint: resolveProviderAuthConfigFingerprint(cfg) ?? "",
+    workspaceDir,
+    preparedAtMs: Date.now(),
+    providers: state,
+  };
 }
diff --git a/src/gateway/server-methods/models-auth-status.test.ts b/src/gateway/server-methods/models-auth-status.test.ts
index 5012fe840f3..ed2c7881a43 100644
--- a/src/gateway/server-methods/models-auth-status.test.ts
+++ b/src/gateway/server-methods/models-auth-status.test.ts
@@ -23,6 +23,8 @@ const mocks = vi.hoisted(() => ({
     (params: { agentDir?: string }) => params.agentDir,
   ),
   refreshActiveSecretsRuntimeSnapshot: vi.fn(async () => false),
+  clearCurrentProviderAuthState: vi.fn(),
+  warmCurrentProviderAuthState: vi.fn(async (_cfg: unknown) => {}),
   buildAuthHealthSummary: vi.fn(
     (): AuthHealthSummary => ({ now: 0, warnAfterMs: 0, profiles: [], providers: [] }),
   ),
@@ -70,6 +72,11 @@ vi.mock("../../secrets/runtime.js", () => ({
   refreshActiveSecretsRuntimeSnapshot: mocks.refreshActiveSecretsRuntimeSnapshot,
 }));
 
+vi.mock("../../agents/model-provider-auth.js", () => ({
+  clearCurrentProviderAuthState: mocks.clearCurrentProviderAuthState,
+  warmCurrentProviderAuthState: mocks.warmCurrentProviderAuthState,
+}));
+
 import {
   aggregateOAuthStatus,
   invalidateModelAuthStatusCache,
@@ -614,6 +621,8 @@ describe("models.authLogout", () => {
       agentDir: "/tmp/agent",
     });
     expect(mocks.refreshActiveSecretsRuntimeSnapshot).toHaveBeenCalledTimes(1);
+    expect(mocks.clearCurrentProviderAuthState).toHaveBeenCalled();
+    expect(mocks.warmCurrentProviderAuthState).toHaveBeenCalledWith({});
     const [ok, payload] = firstRespondCall(opts) ?? [];
     expect(ok).toBe(true);
     expect((payload as ModelAuthLogoutResult).removedProfiles).toEqual(["openrouter:default"]);
diff --git a/src/gateway/server-methods/models-auth-status.ts b/src/gateway/server-methods/models-auth-status.ts
index 2bc769e4d73..96ea3da9aa4 100644
--- a/src/gateway/server-methods/models-auth-status.ts
+++ b/src/gateway/server-methods/models-auth-status.ts
@@ -390,6 +390,7 @@ export const modelsAuthStatusHandlers: GatewayRequestHandlers = {
       }
       await refreshActiveSecretsRuntimeSnapshot();
       invalidateModelAuthStatusCache();
+      clearCurrentProviderAuthState();
       void warmCurrentProviderAuthState(context.getRuntimeConfig()).catch((err) => {
         log.warn(`provider auth state rewarm after logout failed: ${formatForLog(err)}`);
       });
diff --git a/src/gateway/server-reload-handlers.test.ts b/src/gateway/server-reload-handlers.test.ts
index 9d341101f32..dd27f37893e 100644
--- a/src/gateway/server-reload-handlers.test.ts
+++ b/src/gateway/server-reload-handlers.test.ts
@@ -40,6 +40,10 @@ const hoisted = vi.hoisted(() => ({
   activeEmbeddedRunSessionKeys: [] as string[],
   markRestartAbortedMainSessions: vi.fn(async (_params: unknown) => ({ marked: 1, skipped: 0 })),
   runtimeConfig: { value: { session: { store: "/tmp/active-sessions.json" } } as OpenClawConfig },
+  reloadEvents: [] as string[],
+  resetModelCatalogCache: vi.fn(() => {}),
+  clearCurrentProviderAuthState: vi.fn(() => {}),
+  warmCurrentProviderAuthState: vi.fn(async (_cfg: OpenClawConfig) => {}),
 }));
 
 vi.mock("../hooks/gmail-watcher.js", () => ({
@@ -95,6 +99,24 @@ vi.mock("../config/config.js", () => ({
   getRuntimeConfig: () => hoisted.runtimeConfig.value,
 }));
 
+vi.mock("../agents/model-catalog.js", () => ({
+  resetModelCatalogCache: () => {
+    hoisted.reloadEvents.push("reset-model-catalog");
+    hoisted.resetModelCatalogCache();
+  },
+}));
+
+vi.mock("../agents/model-provider-auth.js", () => ({
+  clearCurrentProviderAuthState: () => {
+    hoisted.reloadEvents.push("clear-provider-auth");
+    hoisted.clearCurrentProviderAuthState();
+  },
+  warmCurrentProviderAuthState: async (cfg: OpenClawConfig) => {
+    hoisted.reloadEvents.push("warm-provider-auth");
+    await hoisted.warmCurrentProviderAuthState(cfg);
+  },
+}));
+
 function createReloadHandlersForTest(logReload = { info: vi.fn(), warn: vi.fn() }) {
   const cron = { start: vi.fn(async () => {}), stop: vi.fn() };
   const heartbeatRunner = {
@@ -139,6 +161,76 @@ afterEach(() => {
   hoisted.activeEmbeddedRunSessionKeys.length = 0;
   hoisted.markRestartAbortedMainSessions.mockClear();
   hoisted.runtimeConfig.value = { session: { store: "/tmp/active-sessions.json" } };
+  hoisted.reloadEvents.length = 0;
+  hoisted.resetModelCatalogCache.mockClear();
+  hoisted.clearCurrentProviderAuthState.mockClear();
+  hoisted.warmCurrentProviderAuthState.mockClear();
+});
+
+describe("gateway hot reload model state", () => {
+  it("resets prepared model runtime state for every hot reload and rewarms after plugin reload", async () => {
+    const reloadPlugins = vi.fn(async (): Promise<GatewayPluginReloadResult> => {
+      hoisted.reloadEvents.push("reload-plugins");
+      return {
+        restartChannels: new Set(),
+        activeChannels: new Set(),
+      };
+    });
+    const { applyHotReload } = createGatewayReloadHandlers({
+      deps: {} as never,
+      broadcast: vi.fn(),
+      getState: () => ({
+        hooksConfig: {} as never,
+        hookClientIpConfig: {} as never,
+        heartbeatRunner: { stop: vi.fn(), updateConfig: vi.fn() } as never,
+        cronState: {
+          cron: { start: vi.fn(async () => {}), stop: vi.fn() },
+          storePath: "/tmp/cron.json",
+          cronEnabled: false,
+        } as never,
+        channelHealthMonitor: null,
+      }),
+      setState: vi.fn(),
+      startChannel: vi.fn(async () => {}),
+      stopChannel: vi.fn(async () => {}),
+      reloadPlugins,
+      logHooks: { info: vi.fn(), warn: vi.fn(), error: vi.fn() },
+      logChannels: { info: vi.fn(), error: vi.fn() },
+      logCron: { error: vi.fn() },
+      logReload: { info: vi.fn(), warn: vi.fn() },
+      createHealthMonitor: () => null,
+    });
+
+    const nextConfig = { plugins: { enabled: true } } as OpenClawConfig;
+    await applyHotReload(
+      {
+        changedPaths: ["plugins.enabled"],
+        restartGateway: false,
+        restartReasons: [],
+        hotReasons: ["plugins.enabled"],
+        reloadHooks: false,
+        restartGmailWatcher: false,
+        restartCron: false,
+        restartHeartbeat: false,
+        restartHealthMonitor: false,
+        reloadPlugins: true,
+        restartChannels: new Set(),
+        disposeMcpRuntimes: false,
+        noopPaths: [],
+      },
+      nextConfig,
+    );
+
+    expect(hoisted.reloadEvents).toEqual([
+      "reset-model-catalog",
+      "clear-provider-auth",
+      "reload-plugins",
+      "reset-model-catalog",
+      "clear-provider-auth",
+      "warm-provider-auth",
+    ]);
+    expect(hoisted.warmCurrentProviderAuthState).toHaveBeenCalledWith(nextConfig);
+  });
 });
 
 describe("gateway restart deferral preflight", () => {
diff --git a/src/gateway/server-reload-handlers.ts b/src/gateway/server-reload-handlers.ts
index b8e4d88324e..7d7b9990cbb 100644
--- a/src/gateway/server-reload-handlers.ts
+++ b/src/gateway/server-reload-handlers.ts
@@ -90,6 +90,12 @@ const MCP_RUNTIME_RELOAD_DISPOSE_TIMEOUT_MS = 5_000;
 const CHANNEL_RELOAD_DEFERRAL_POLL_MS = 500;
 const CHANNEL_RELOAD_STILL_PENDING_WARN_MS = 30_000;
 
+function resetPreparedModelRuntimeStateForHotReload(): void {
+  resetModelCatalogCache();
+  clearCurrentProviderAuthState();
+  markGatewayModelCatalogStaleForReload();
+}
+
 async function disposeMcpRuntimesWithTimeout(params: {
   dispose: () => Promise<void>;
   timeoutMs: number;
@@ -306,31 +312,7 @@ export function createGatewayReloadHandlers(params: GatewayReloadHandlerParams)
     const state = params.getState();
     const nextState = { ...state };
 
-    const modelConfigChanged = plan.changedPaths.some(
-      (path) =>
-        path === "models" ||
-        path.startsWith("models.") ||
-        path === "agents.defaults.model" ||
-        path.startsWith("agents.defaults.model.") ||
-        path === "agents.defaults.models" ||
-        path.startsWith("agents.defaults.models."),
-    );
-    if (modelConfigChanged) {
-      resetModelCatalogCache();
-      markGatewayModelCatalogStaleForReload();
-    }
-    // Provider-auth answers come from env/synthetic/plugin sources as well
-    // as the model catalog, so plugin config changes (e.g. plugins.entries.*
-    // env vars or synthetic-auth wiring) can also flip the answer. Clear
-    // up front so callers don't keep seeing the pre-reload answer; the
-    // matching rewarm runs after plan.reloadPlugins so it reads the new
-    // plugin runtime.
-    const providerAuthStateInvalidated =
-      modelConfigChanged ||
-      plan.changedPaths.some((path) => path === "plugins" || path.startsWith("plugins."));
-    if (providerAuthStateInvalidated) {
-      clearCurrentProviderAuthState();
-    }
+    resetPreparedModelRuntimeStateForHotReload();
 
     if (plan.reloadHooks) {
       try {
@@ -416,14 +398,7 @@ export function createGatewayReloadHandlers(params: GatewayReloadHandlerParams)
         channelsToRestart.add(channel);
       }
       activePluginChannelsAfterReload = pluginReloadResult.activeChannels;
-    }
-
-    if (providerAuthStateInvalidated) {
-      // Schedule the rewarm after plan.reloadPlugins so the warmer reads
-      // the new plugin runtime, not the pre-reload one.
-      void warmCurrentProviderAuthState(nextConfig).catch((err) => {
-        params.logReload.warn(`provider auth state rewarm failed: ${String(err)}`);
-      });
+      resetPreparedModelRuntimeStateForHotReload();
     }
 
     if (plan.restartCron) {
@@ -525,6 +500,10 @@ export function createGatewayReloadHandlers(params: GatewayReloadHandlerParams)
 
     applyGatewayLaneConcurrency(nextConfig);
 
+    void warmCurrentProviderAuthState(nextConfig).catch((err) => {
+      params.logReload.warn(`provider auth state rewarm failed: ${String(err)}`);
+    });
+
     if (plan.hotReasons.length > 0) {
       params.logReload.info(`config hot reload applied (${plan.hotReasons.join(", ")})`);
     } else if (plan.noopPaths.length > 0) {
diff --git a/src/gateway/server.reload.test.ts b/src/gateway/server.reload.test.ts
index bdcd15dac6e..c32a8b040cb 100644
--- a/src/gateway/server.reload.test.ts
+++ b/src/gateway/server.reload.test.ts
@@ -58,6 +58,8 @@ const hoisted = vi.hoisted(() => {
   const startGmailWatcher = vi.fn(async () => ({ started: true }));
   const stopGmailWatcher = vi.fn(async () => {});
   const resetModelCatalogCache = vi.fn();
+  const clearCurrentProviderAuthState = vi.fn();
+  const warmCurrentProviderAuthState = vi.fn(async (_cfg: unknown) => {});
   const disposeAllSessionMcpRuntimes = vi.fn(async () => {});
   const resolveOpenClawPackageRootSync = vi.fn((_params: unknown) => "/package");
 
@@ -162,6 +164,8 @@ const hoisted = vi.hoisted(() => {
     startGmailWatcher,
     stopGmailWatcher,
     resetModelCatalogCache,
+    clearCurrentProviderAuthState,
+    warmCurrentProviderAuthState,
     disposeAllSessionMcpRuntimes,
     resolveOpenClawPackageRootSync,
     providerManager,
@@ -203,6 +207,11 @@ vi.mock("../agents/model-catalog.js", async () => {
   };
 });
 
+vi.mock("../agents/model-provider-auth.js", () => ({
+  clearCurrentProviderAuthState: hoisted.clearCurrentProviderAuthState,
+  warmCurrentProviderAuthState: hoisted.warmCurrentProviderAuthState,
+}));
+
 vi.mock("../agents/pi-bundle-mcp-tools.js", async () => {
   const actual = await vi.importActual<typeof import("../agents/pi-bundle-mcp-tools.js")>(
     "../agents/pi-bundle-mcp-tools.js",
@@ -334,6 +343,9 @@ describe("gateway hot reload", () => {
     hoisted.activeTaskBlockers.length = 0;
     embeddedRunMock.activeIds.clear();
     hoisted.resetModelCatalogCache.mockReset();
+    hoisted.clearCurrentProviderAuthState.mockReset();
+    hoisted.warmCurrentProviderAuthState.mockReset();
+    hoisted.warmCurrentProviderAuthState.mockResolvedValue(undefined);
     hoisted.disposeAllSessionMcpRuntimes.mockReset();
     hoisted.disposeAllSessionMcpRuntimes.mockResolvedValue(undefined);
     hoisted.resolveOpenClawPackageRootSync.mockClear();