diff --git a/src/agents/model-catalog.test.ts b/src/agents/model-catalog.test.ts
index 0eeca0d6977..60df3fd4ef7 100644
--- a/src/agents/model-catalog.test.ts
+++ b/src/agents/model-catalog.test.ts
@@ -19,6 +19,11 @@ vi.mock("./model-suppression.runtime.js", () => ({
       params.provider === "azure-openai-responses" ||
       params.provider === "openai-codex") &&
     params.id === "gpt-5.3-codex-spark",
+  buildShouldSuppressBuiltInModel: () => (params: { provider?: string; id?: string }) =>
+    (params.provider === "openai" ||
+      params.provider === "azure-openai-responses" ||
+      params.provider === "openai-codex") &&
+    params.id === "gpt-5.3-codex-spark",
 }));
 
 function mockCatalogImportFailThenRecover() {
diff --git a/src/agents/model-catalog.ts b/src/agents/model-catalog.ts
index a039b2a6a37..b30bb4e4993 100644
--- a/src/agents/model-catalog.ts
+++ b/src/agents/model-catalog.ts
@@ -149,7 +149,7 @@ export async function loadModelCatalog(params?: {
       const piSdk = await importPiSdk();
       logStage("pi-sdk-imported");
       const agentDir = resolveOpenClawAgentDir();
-      const { shouldSuppressBuiltInModel } = await loadModelSuppression();
+      const { buildShouldSuppressBuiltInModel } = await loadModelSuppression();
       logStage("catalog-deps-ready");
       const authStorage = piSdk.discoverAuthStorage(
         agentDir,
@@ -164,6 +164,10 @@ export async function loadModelCatalog(params?: {
       logStage("registry-ready");
       const entries = Array.isArray(registry) ? registry : registry.getAll();
       logStage("registry-read", `entries=${entries.length}`);
+
+      const shouldSuppressBuiltInModel = buildShouldSuppressBuiltInModel({ config: cfg });
+      logStage("suppress-resolver-ready");
+
       for (const entry of entries) {
         const id = normalizeOptionalString(entry?.id) ?? "";
         if (!id) {
@@ -173,7 +177,7 @@ export async function loadModelCatalog(params?: {
         if (!provider) {
           continue;
         }
-        if (shouldSuppressBuiltInModel({ provider, id, config: cfg })) {
+        if (shouldSuppressBuiltInModel({ provider, id })) {
           continue;
         }
         const name = normalizeOptionalString(entry?.name ?? id) || id;
diff --git a/src/agents/model-suppression.runtime.ts b/src/agents/model-suppression.runtime.ts
index 7d39bf2b8a3..7d76de597db 100644
--- a/src/agents/model-suppression.runtime.ts
+++ b/src/agents/model-suppression.runtime.ts
@@ -1,10 +1,21 @@
-import { shouldSuppressBuiltInModel as shouldSuppressBuiltInModelImpl } from "./model-suppression.js";
+import {
+  buildShouldSuppressBuiltInModel as buildShouldSuppressBuiltInModelImpl,
+  shouldSuppressBuiltInModel as shouldSuppressBuiltInModelImpl,
+} from "./model-suppression.js";
 
 type ShouldSuppressBuiltInModel =
   typeof import("./model-suppression.js").shouldSuppressBuiltInModel;
+type BuildShouldSuppressBuiltInModel =
+  typeof import("./model-suppression.js").buildShouldSuppressBuiltInModel;
 
 export function shouldSuppressBuiltInModel(
   ...args: Parameters<ShouldSuppressBuiltInModel>
 ): ReturnType<ShouldSuppressBuiltInModel> {
   return shouldSuppressBuiltInModelImpl(...args);
 }
+
+export function buildShouldSuppressBuiltInModel(
+  ...args: Parameters<BuildShouldSuppressBuiltInModel>
+): ReturnType<BuildShouldSuppressBuiltInModel> {
+  return buildShouldSuppressBuiltInModelImpl(...args);
+}
diff --git a/src/agents/model-suppression.test.ts b/src/agents/model-suppression.test.ts
index 0ad467392d3..3f091144b2b 100644
--- a/src/agents/model-suppression.test.ts
+++ b/src/agents/model-suppression.test.ts
@@ -1,17 +1,23 @@
 import { beforeEach, describe, expect, it, vi } from "vitest";
 
 const mocks = vi.hoisted(() => ({
+  buildManifestBuiltInModelSuppressionResolver: vi.fn(),
   resolveManifestBuiltInModelSuppression: vi.fn(),
 }));
 
 vi.mock("../plugins/manifest-model-suppression.js", () => ({
+  buildManifestBuiltInModelSuppressionResolver: mocks.buildManifestBuiltInModelSuppressionResolver,
   resolveManifestBuiltInModelSuppression: mocks.resolveManifestBuiltInModelSuppression,
 }));
 
-import { shouldSuppressBuiltInModel } from "./model-suppression.js";
+import {
+  buildShouldSuppressBuiltInModel,
+  shouldSuppressBuiltInModel,
+} from "./model-suppression.js";
 
 describe("model suppression", () => {
   beforeEach(() => {
+    mocks.buildManifestBuiltInModelSuppressionResolver.mockReset();
     mocks.resolveManifestBuiltInModelSuppression.mockReset();
   });
 
@@ -43,4 +49,48 @@ describe("model suppression", () => {
 
     expect(mocks.resolveManifestBuiltInModelSuppression).toHaveBeenCalledOnce();
   });
+
+  describe("buildShouldSuppressBuiltInModel", () => {
+    beforeEach(() => {
+      mocks.buildManifestBuiltInModelSuppressionResolver.mockReset();
+    });
+
+    it("creates a reusable manifest resolver with normalized provider and model ids", () => {
+      const resolver = vi
+        .fn()
+        .mockReturnValueOnce({ suppress: true, errorMessage: "manifest suppression" })
+        .mockReturnValueOnce(undefined);
+      const config = {};
+      mocks.buildManifestBuiltInModelSuppressionResolver.mockReturnValueOnce(resolver);
+
+      const shouldSuppress = buildShouldSuppressBuiltInModel({ config });
+
+      expect(shouldSuppress({ provider: "bedrock", id: "Claude-3" })).toBe(true);
+      expect(shouldSuppress({ provider: "aws-bedrock", id: "claude-4" })).toBe(false);
+      expect(mocks.buildManifestBuiltInModelSuppressionResolver).toHaveBeenCalledOnce();
+      expect(mocks.buildManifestBuiltInModelSuppressionResolver).toHaveBeenCalledWith({
+        config,
+        env: process.env,
+      });
+      expect(resolver).toHaveBeenNthCalledWith(1, {
+        provider: "amazon-bedrock",
+        id: "claude-3",
+      });
+      expect(resolver).toHaveBeenNthCalledWith(2, {
+        provider: "amazon-bedrock",
+        id: "claude-4",
+      });
+    });
+
+    it("does not call the manifest resolver for empty provider or model ids", () => {
+      const resolver = vi.fn();
+      mocks.buildManifestBuiltInModelSuppressionResolver.mockReturnValueOnce(resolver);
+
+      const shouldSuppress = buildShouldSuppressBuiltInModel({});
+
+      expect(shouldSuppress({ provider: "openai", id: "" })).toBe(false);
+      expect(shouldSuppress({ provider: "", id: "gpt-5.5" })).toBe(false);
+      expect(resolver).not.toHaveBeenCalled();
+    });
+  });
 });
diff --git a/src/agents/model-suppression.ts b/src/agents/model-suppression.ts
index 7ab86ef8321..d95be529f90 100644
--- a/src/agents/model-suppression.ts
+++ b/src/agents/model-suppression.ts
@@ -1,5 +1,8 @@
 import type { OpenClawConfig } from "../config/types.openclaw.js";
-import { resolveManifestBuiltInModelSuppression } from "../plugins/manifest-model-suppression.js";
+import {
+  buildManifestBuiltInModelSuppressionResolver,
+  resolveManifestBuiltInModelSuppression,
+} from "../plugins/manifest-model-suppression.js";
 import { normalizeLowercaseStringOrEmpty } from "../shared/string-coerce.js";
 import { normalizeProviderId } from "./provider-id.js";
 
@@ -66,3 +69,21 @@ export function buildSuppressedBuiltInModelError(params: {
 }): string | undefined {
   return resolveBuiltInModelSuppression(params)?.errorMessage;
 }
+
+export function buildShouldSuppressBuiltInModel(params: {
+  config?: OpenClawConfig;
+}): (input: { provider?: string | null; id?: string | null; baseUrl?: string | null }) => boolean {
+  const resolver = buildManifestBuiltInModelSuppressionResolver({
+    config: params.config,
+    env: process.env,
+  });
+
+  return (input) => {
+    const provider = normalizeProviderId(input.provider ?? "");
+    const id = normalizeLowercaseStringOrEmpty(input.id);
+    if (!provider || !id) {
+      return false;
+    }
+    return resolver({ ...input, provider, id })?.suppress ?? false;
+  };
+}
diff --git a/src/plugins/manifest-model-suppression.test.ts b/src/plugins/manifest-model-suppression.test.ts
index a755c4c3288..29e281a6aa0 100644
--- a/src/plugins/manifest-model-suppression.test.ts
+++ b/src/plugins/manifest-model-suppression.test.ts
@@ -9,6 +9,7 @@ vi.mock("./plugin-registry.js", () => ({
 }));
 
 import {
+  buildManifestBuiltInModelSuppressionResolver,
   clearManifestModelSuppressionCacheForTest,
   resolveManifestBuiltInModelSuppression,
 } from "./manifest-model-suppression.js";
@@ -46,6 +47,30 @@ describe("manifest model suppression", () => {
     });
   });
 
+  describe("buildManifestBuiltInModelSuppressionResolver", () => {
+    it("reads planned manifest suppressions once per resolver creation", () => {
+      const config = { plugins: { entries: { openai: { enabled: true } } } };
+
+      const resolver = buildManifestBuiltInModelSuppressionResolver({
+        config,
+        env: process.env,
+      });
+
+      expect(mocks.loadPluginManifestRegistryForPluginRegistry).toHaveBeenCalledTimes(1);
+
+      resolver({
+        provider: "azure-openai-responses",
+        id: "gpt-5.3-codex-spark",
+      });
+      resolver({
+        provider: "azure-openai-responses",
+        id: "gpt-5.3-codex-spark",
+      });
+
+      expect(mocks.loadPluginManifestRegistryForPluginRegistry).toHaveBeenCalledTimes(1);
+    });
+  });
+
   it("resolves manifest suppressions for declared provider aliases", () => {
     expect(
       resolveManifestBuiltInModelSuppression({
@@ -89,6 +114,29 @@ describe("manifest model suppression", () => {
     expect(mocks.loadPluginManifestRegistryForPluginRegistry).toHaveBeenCalledTimes(2);
   });
 
+  it("reuses planned manifest suppressions inside a resolver instance", () => {
+    const config = { plugins: { entries: { openai: { enabled: true } } } };
+
+    const resolver = buildManifestBuiltInModelSuppressionResolver({
+      config,
+      env: process.env,
+    });
+
+    expect(
+      resolver({
+        provider: "azure-openai-responses",
+        id: "gpt-5.3-codex-spark",
+      })?.suppress,
+    ).toBe(true);
+    expect(
+      resolver({
+        provider: "azure-openai-responses",
+        id: "gpt-4.1",
+      }),
+    ).toBeUndefined();
+    expect(mocks.loadPluginManifestRegistryForPluginRegistry).toHaveBeenCalledTimes(1);
+  });
+
   it("matches conditional suppressions by base URL host", () => {
     mocks.loadPluginManifestRegistryForPluginRegistry.mockReturnValue({
       diagnostics: [],
diff --git a/src/plugins/manifest-model-suppression.ts b/src/plugins/manifest-model-suppression.ts
index 98da5285aae..3aa2df28cf4 100644
--- a/src/plugins/manifest-model-suppression.ts
+++ b/src/plugins/manifest-model-suppression.ts
@@ -103,6 +103,59 @@ export function clearManifestModelSuppressionCacheForTest(): void {
   // Manifest suppressions are read fresh. Keep the test hook as a no-op.
 }
 
+export function buildManifestBuiltInModelSuppressionResolver(params: {
+  config?: OpenClawConfig;
+  workspaceDir?: string;
+  env?: NodeJS.ProcessEnv;
+}) {
+  const suppressions = listManifestModelCatalogSuppressions({
+    config: params.config,
+    workspaceDir: params.workspaceDir,
+    env: params.env ?? process.env,
+  });
+
+  return (input: {
+    provider?: string | null;
+    id?: string | null;
+    baseUrl?: string | null;
+  }) => {
+    const provider = normalizeLowercaseStringOrEmpty(input.provider);
+    const modelId = normalizeLowercaseStringOrEmpty(input.id);
+    if (!provider || !modelId) {
+      return undefined;
+    }
+    const mergeKey = buildModelCatalogMergeKey(provider, modelId);
+    const suppression = suppressions.find(
+      (entry) =>
+        entry.mergeKey === mergeKey &&
+        manifestSuppressionMatchesConditions({
+          suppression: entry,
+          provider,
+          baseUrl: input.baseUrl,
+          config: params.config,
+        }),
+    );
+    if (!suppression) {
+      return undefined;
+    }
+    return {
+      suppress: true,
+      errorMessage: buildManifestSuppressionError({
+        provider,
+        modelId,
+        reason: suppression.reason,
+      }),
+    };
+  };
+}
+
+/**
+ * Resolves whether a built-in model should be suppressed based on manifest declarations.
+ *
+ * Note: This function instantiates a fresh resolver on every call, which incurs a full
+ * filesystem scan of the manifest registry. For hot paths (like building the model catalog),
+ * instantiate and reuse `buildManifestBuiltInModelSuppressionResolver` instead.
+ */
 export function resolveManifestBuiltInModelSuppression(params: {
   provider?: string | null;
   id?: string | null;
@@ -111,35 +164,14 @@ export function resolveManifestBuiltInModelSuppression(params: {
   env?: NodeJS.ProcessEnv;
   baseUrl?: string | null;
 }) {
-  const provider = normalizeLowercaseStringOrEmpty(params.provider);
-  const modelId = normalizeLowercaseStringOrEmpty(params.id);
-  if (!provider || !modelId) {
-    return undefined;
-  }
-  const mergeKey = buildModelCatalogMergeKey(provider, modelId);
-  const suppression = listManifestModelCatalogSuppressions({
+  const resolver = buildManifestBuiltInModelSuppressionResolver({
     config: params.config,
     workspaceDir: params.workspaceDir,
-    env: params.env ?? process.env,
-  }).find(
-    (entry) =>
-      entry.mergeKey === mergeKey &&
-      manifestSuppressionMatchesConditions({
-        suppression: entry,
-        provider,
-        baseUrl: params.baseUrl,
-        config: params.config,
-      }),
-  );
-  if (!suppression) {
-    return undefined;
-  }
-  return {
-    suppress: true,
-    errorMessage: buildManifestSuppressionError({
-      provider,
-      modelId,
-      reason: suppression.reason,
-    }),
-  };
+    env: params.env,
+  });
+  return resolver({
+    provider: params.provider,
+    id: params.id,
+    baseUrl: params.baseUrl,
+  });
 }