diff --git a/src/plugins/provider-discovery.test.ts b/src/plugins/provider-discovery.test.ts
index 30d399ff297..1637ce61d26 100644
--- a/src/plugins/provider-discovery.test.ts
+++ b/src/plugins/provider-discovery.test.ts
@@ -1,13 +1,66 @@
-import { describe, expect, it } from "vitest";
+import fs from "node:fs";
+import path from "node:path";
+import { afterEach, describe, expect, it } from "vitest";
 import type { ModelProviderConfig } from "../config/types.js";
+import type { PluginCandidate } from "./discovery.js";
 import {
   groupPluginDiscoveryProvidersByOrder,
   normalizePluginDiscoveryResult,
+  resolveInstalledPluginProviderContributionIds,
   runProviderCatalog,
   runProviderStaticCatalog,
 } from "./provider-discovery.js";
+import { cleanupTrackedTempDirs, makeTrackedTempDir } from "./test-helpers/fs-fixtures.js";
 import type { ProviderCatalogResult, ProviderDiscoveryOrder, ProviderPlugin } from "./types.js";
 
+const tempDirs: string[] = [];
+
+afterEach(() => {
+  cleanupTrackedTempDirs(tempDirs);
+});
+
+function makeTempDir() {
+  return makeTrackedTempDir("openclaw-provider-discovery", tempDirs);
+}
+
+function hermeticEnv(overrides: NodeJS.ProcessEnv = {}): NodeJS.ProcessEnv {
+  return {
+    OPENCLAW_BUNDLED_PLUGINS_DIR: undefined,
+    OPENCLAW_DISABLE_PLUGIN_DISCOVERY_CACHE: "1",
+    OPENCLAW_DISABLE_PLUGIN_MANIFEST_CACHE: "1",
+    OPENCLAW_VERSION: "2026.4.25",
+    VITEST: "true",
+    ...overrides,
+  };
+}
+
+function createProviderContributionCandidate(params: {
+  pluginId?: string;
+  providerIds?: readonly string[];
+}): PluginCandidate {
+  const rootDir = makeTempDir();
+  fs.writeFileSync(
+    path.join(rootDir, "index.ts"),
+    "throw new Error('runtime provider entry should not load for cold contribution ids');\n",
+    "utf-8",
+  );
+  fs.writeFileSync(
+    path.join(rootDir, "openclaw.plugin.json"),
+    JSON.stringify({
+      id: params.pluginId ?? "demo",
+      configSchema: { type: "object" },
+      providers: params.providerIds ?? ["demo"],
+    }),
+    "utf-8",
+  );
+  return {
+    idHint: params.pluginId ?? "demo",
+    source: path.join(rootDir, "index.ts"),
+    rootDir,
+    origin: "global",
+  };
+}
+
 function makeProvider(params: {
   id: string;
   label?: string;
@@ -112,6 +165,50 @@ async function expectProviderCatalogResult(params: {
   ).resolves.toEqual(params.expected);
 }
 
+describe("resolveInstalledPluginProviderContributionIds", () => {
+  it("reads provider ids from the installed plugin index without importing runtime entries", () => {
+    const candidate = createProviderContributionCandidate({
+      pluginId: "demo",
+      providerIds: ["demo", "demo-alias"],
+    });
+
+    expect(
+      resolveInstalledPluginProviderContributionIds({
+        candidates: [candidate],
+        env: hermeticEnv(),
+      }),
+    ).toEqual(["demo", "demo-alias"]);
+  });
+
+  it("omits disabled plugin provider ids unless explicitly requested", () => {
+    const candidate = createProviderContributionCandidate({
+      pluginId: "demo",
+      providerIds: ["demo"],
+    });
+    const params = {
+      candidates: [candidate],
+      config: {
+        plugins: {
+          entries: {
+            demo: {
+              enabled: false,
+            },
+          },
+        },
+      },
+      env: hermeticEnv(),
+    };
+
+    expect(resolveInstalledPluginProviderContributionIds(params)).toEqual([]);
+    expect(
+      resolveInstalledPluginProviderContributionIds({
+        ...params,
+        includeDisabled: true,
+      }),
+    ).toEqual(["demo"]);
+  });
+});
+
 describe("groupPluginDiscoveryProvidersByOrder", () => {
   it.each([
     {
diff --git a/src/plugins/provider-discovery.ts b/src/plugins/provider-discovery.ts
index 45c893c5c0a..649b1969773 100644
--- a/src/plugins/provider-discovery.ts
+++ b/src/plugins/provider-discovery.ts
@@ -1,6 +1,11 @@
 import { normalizeProviderId } from "../agents/model-selection.js";
 import type { ModelProviderConfig } from "../config/types.js";
 import type { OpenClawConfig } from "../config/types.openclaw.js";
+import {
+  loadInstalledPluginIndex,
+  type InstalledPluginIndex,
+  type LoadInstalledPluginIndexParams,
+} from "./installed-plugin-index.js";
 import type { ProviderDiscoveryOrder, ProviderPlugin } from "./types.js";
 
 const DISCOVERY_ORDER: readonly ProviderDiscoveryOrder[] = ["simple", "profile", "paired", "late"];
@@ -28,7 +33,7 @@ function isSafeProviderConfigKey(value: string): boolean {
   return value !== "" && !DANGEROUS_PROVIDER_KEYS.has(value);
 }
 
-export async function resolvePluginDiscoveryProviders(params: {
+export type ResolveRuntimePluginDiscoveryProvidersParams = {
   config?: OpenClawConfig;
   workspaceDir?: string;
   env?: NodeJS.ProcessEnv;
@@ -36,12 +41,45 @@ export async function resolvePluginDiscoveryProviders(params: {
   includeUntrustedWorkspacePlugins?: boolean;
   requireCompleteDiscoveryEntryCoverage?: boolean;
   discoveryEntriesOnly?: boolean;
-}): Promise<ProviderPlugin[]> {
+};
+
+export type ResolveInstalledPluginProviderContributionIdsParams = LoadInstalledPluginIndexParams & {
+  index?: InstalledPluginIndex;
+  includeDisabled?: boolean;
+};
+
+function sortedValues(values: Iterable<string>): string[] {
+  return [...new Set(values)].toSorted((left, right) => left.localeCompare(right));
+}
+
+export function resolveInstalledPluginProviderContributionIds(
+  params: ResolveInstalledPluginProviderContributionIdsParams = {},
+): string[] {
+  const index = params.index ?? loadInstalledPluginIndex(params);
+  const providerIds: string[] = [];
+  for (const plugin of index.plugins) {
+    if (!params.includeDisabled && !plugin.enabled) {
+      continue;
+    }
+    providerIds.push(...plugin.contributions.providers);
+  }
+  return sortedValues(providerIds);
+}
+
+export async function resolveRuntimePluginDiscoveryProviders(
+  params: ResolveRuntimePluginDiscoveryProvidersParams,
+): Promise<ProviderPlugin[]> {
   return (await loadProviderRuntime())
     .resolvePluginDiscoveryProvidersRuntime(params)
     .filter((provider) => resolveProviderCatalogOrderHook(provider));
 }
 
+export async function resolvePluginDiscoveryProviders(
+  params: ResolveRuntimePluginDiscoveryProvidersParams,
+): Promise<ProviderPlugin[]> {
+  return resolveRuntimePluginDiscoveryProviders(params);
+}
+
 export function groupPluginDiscoveryProvidersByOrder(
   providers: ProviderPlugin[],
 ): Record<ProviderDiscoveryOrder, ProviderPlugin[]> {