diff --git a/extensions/duckduckgo/src/ddg-search-provider.test.ts b/extensions/duckduckgo/src/ddg-search-provider.test.ts
index d0691b66d3b..1e4eb74f2fe 100644
--- a/extensions/duckduckgo/src/ddg-search-provider.test.ts
+++ b/extensions/duckduckgo/src/ddg-search-provider.test.ts
@@ -26,24 +26,6 @@ describe("duckduckgo web search provider", () => {
     runDuckDuckGoSearch.mockImplementation(async (params: Record<string, unknown>) => params);
   });
 
-  it("registers a keyless web search provider", () => {
-    const webSearchProviders: unknown[] = [];
-
-    plugin.register({
-      registerWebSearchProvider(provider: unknown) {
-        webSearchProviders.push(provider);
-      },
-    } as never);
-
-    expect(plugin.id).toBe("duckduckgo");
-    expect(webSearchProviders).toHaveLength(1);
-
-    const provider = webSearchProviders[0] as Record<string, unknown>;
-    expect(provider.id).toBe("duckduckgo");
-    expect(provider.requiresCredential).toBe(false);
-    expect(provider.envVars).toEqual([]);
-  });
-
   it("exposes keyless metadata and enables the plugin in config", () => {
     const provider = createDuckDuckGoWebSearchProvider();
     if (!provider.applySelectionConfig) {
diff --git a/extensions/exa/src/exa-web-search-provider.test.ts b/extensions/exa/src/exa-web-search-provider.test.ts
index 7b5125b0dcd..711d0ecb15f 100644
--- a/extensions/exa/src/exa-web-search-provider.test.ts
+++ b/extensions/exa/src/exa-web-search-provider.test.ts
@@ -3,28 +3,6 @@ import plugin from "../index.js";
 import { __testing, createExaWebSearchProvider } from "./exa-web-search-provider.js";
 
 describe("exa web search provider", () => {
-  it("registers the web search provider", () => {
-    const registrations: { webSearchProviders: unknown[] } = { webSearchProviders: [] };
-
-    const mockApi = {
-      registerWebSearchProvider(provider: unknown) {
-        registrations.webSearchProviders.push(provider);
-      },
-      config: {},
-    };
-
-    plugin.register(mockApi as never);
-
-    expect(plugin.id).toBe("exa");
-    expect(plugin.name).toBe("Exa Plugin");
-    expect(registrations.webSearchProviders).toHaveLength(1);
-
-    const provider = registrations.webSearchProviders[0] as Record<string, unknown>;
-    expect(provider.id).toBe("exa");
-    expect(provider.autoDetectOrder).toBe(65);
-    expect(provider.envVars).toEqual(["EXA_API_KEY"]);
-  });
-
   it("exposes the expected metadata and selection wiring", () => {
     const provider = createExaWebSearchProvider();
     if (!provider.applySelectionConfig) {
diff --git a/extensions/tavily/src/tavily-tools.test.ts b/extensions/tavily/src/tavily-tools.test.ts
index 3a6c49e6083..d67c9a3f32f 100644
--- a/extensions/tavily/src/tavily-tools.test.ts
+++ b/extensions/tavily/src/tavily-tools.test.ts
@@ -64,39 +64,6 @@ describe("tavily tools", () => {
     expect(applied.plugins?.entries?.tavily?.enabled).toBe(true);
   });
 
-  it("registers web search provider and two tools", () => {
-    const registrations: {
-      webSearchProviders: unknown[];
-      tools: unknown[];
-    } = { webSearchProviders: [], tools: [] };
-
-    const mockApi = {
-      registerWebSearchProvider(provider: unknown) {
-        registrations.webSearchProviders.push(provider);
-      },
-      registerTool(tool: unknown) {
-        registrations.tools.push(tool);
-      },
-      config: {},
-    };
-
-    plugin.register(mockApi as never);
-
-    expect(plugin.id).toBe("tavily");
-    expect(plugin.name).toBe("Tavily Plugin");
-    expect(registrations.webSearchProviders).toHaveLength(1);
-    expect(registrations.tools).toHaveLength(2);
-
-    const provider = registrations.webSearchProviders[0] as Record<string, unknown>;
-    expect(provider.id).toBe("tavily");
-    expect(provider.autoDetectOrder).toBe(70);
-    expect(provider.envVars).toEqual(["TAVILY_API_KEY"]);
-
-    const toolNames = registrations.tools.map((t) => (t as Record<string, unknown>).name);
-    expect(toolNames).toContain("tavily_search");
-    expect(toolNames).toContain("tavily_extract");
-  });
-
   it("maps generic provider args into Tavily search params", async () => {
     const provider = createTavilyWebSearchProvider();
     const tool = provider.createTool({