diff --git a/packages/cli/src/config/config.test.ts b/packages/cli/src/config/config.test.ts
index 778d30fe56..ef55b9f554 100644
--- a/packages/cli/src/config/config.test.ts
+++ b/packages/cli/src/config/config.test.ts
@@ -301,22 +301,14 @@ describe('parseArguments', () => {
     expect(argv.promptInteractive).toBeUndefined();
   });
 
-  it('should map @path to prompt with ambient flags (debug, telemetry)', async () => {
-    // Ambient flags like debug, telemetry should NOT affect routing
-    process.argv = [
-      'node',
-      'script.js',
-      '@path',
-      './file.md',
-      '--debug',
-      '--telemetry',
-    ];
+  it('should map @path to prompt with ambient flags (debug)', async () => {
+    // Ambient flags like debug should NOT affect routing
+    process.argv = ['node', 'script.js', '@path', './file.md', '--debug'];
     const argv = await parseArguments({} as Settings);
     expect(argv.query).toBe('@path ./file.md');
     expect(argv.prompt).toBe('@path ./file.md'); // Should map to one-shot
     expect(argv.promptInteractive).toBeUndefined();
     expect(argv.debug).toBe(true);
-    expect(argv.telemetry).toBe(true);
   });
 
   it('should map any @command to prompt (one-shot)', async () => {
@@ -472,12 +464,12 @@ describe('parseArguments', () => {
     process.argv = [
       'node',
       'script.js',
-      '--telemetry-target',
-      'gcp',
+      '--model',
+      'test-model-string',
       'my-positional-arg',
     ];
     const argv = await parseArguments({} as Settings);
-    expect(argv.telemetryTarget).toBe('gcp');
+    expect(argv.model).toBe('test-model-string');
     expect(argv.query).toBe('my-positional-arg');
   });
 
@@ -721,413 +713,6 @@ describe('loadCliConfig', () => {
   });
 });
 
-describe('loadCliConfig telemetry', () => {
-  const originalArgv = process.argv;
-
-  beforeEach(() => {
-    vi.resetAllMocks();
-    vi.mocked(os.homedir).mockReturnValue('/mock/home/user');
-    vi.stubEnv('GEMINI_API_KEY', 'test-api-key');
-  });
-
-  afterEach(() => {
-    process.argv = originalArgv;
-    vi.unstubAllEnvs();
-    vi.restoreAllMocks();
-  });
-
-  it('should set telemetry to false by default when no flag or setting is present', async () => {
-    process.argv = ['node', 'script.js'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = {};
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryEnabled()).toBe(false);
-  });
-
-  it('should set telemetry to true when --telemetry flag is present', async () => {
-    process.argv = ['node', 'script.js', '--telemetry'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = {};
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryEnabled()).toBe(true);
-  });
-
-  it('should set telemetry to false when --no-telemetry flag is present', async () => {
-    process.argv = ['node', 'script.js', '--no-telemetry'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = {};
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryEnabled()).toBe(false);
-  });
-
-  it('should use telemetry value from settings if CLI flag is not present (settings true)', async () => {
-    process.argv = ['node', 'script.js'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = { telemetry: { enabled: true } };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryEnabled()).toBe(true);
-  });
-
-  it('should use telemetry value from settings if CLI flag is not present (settings false)', async () => {
-    process.argv = ['node', 'script.js'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = { telemetry: { enabled: false } };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryEnabled()).toBe(false);
-  });
-
-  it('should prioritize --telemetry CLI flag (true) over settings (false)', async () => {
-    process.argv = ['node', 'script.js', '--telemetry'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = { telemetry: { enabled: false } };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryEnabled()).toBe(true);
-  });
-
-  it('should prioritize --no-telemetry CLI flag (false) over settings (true)', async () => {
-    process.argv = ['node', 'script.js', '--no-telemetry'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = { telemetry: { enabled: true } };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryEnabled()).toBe(false);
-  });
-
-  it('should use telemetry OTLP endpoint from settings if CLI flag is not present', async () => {
-    process.argv = ['node', 'script.js'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = {
-      telemetry: { otlpEndpoint: 'http://settings.example.com' },
-    };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryOtlpEndpoint()).toBe(
-      'http://settings.example.com',
-    );
-  });
-
-  it('should prioritize --telemetry-otlp-endpoint CLI flag over settings', async () => {
-    process.argv = [
-      'node',
-      'script.js',
-      '--telemetry-otlp-endpoint',
-      'http://cli.example.com',
-    ];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = {
-      telemetry: { otlpEndpoint: 'http://settings.example.com' },
-    };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryOtlpEndpoint()).toBe('http://cli.example.com');
-  });
-
-  it('should use default endpoint if no OTLP endpoint is provided via CLI or settings', async () => {
-    process.argv = ['node', 'script.js'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = { telemetry: { enabled: true } };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryOtlpEndpoint()).toBe('http://localhost:4317');
-  });
-
-  it('should use telemetry target from settings if CLI flag is not present', async () => {
-    process.argv = ['node', 'script.js'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = {
-      telemetry: { target: ServerConfig.DEFAULT_TELEMETRY_TARGET },
-    };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryTarget()).toBe(
-      ServerConfig.DEFAULT_TELEMETRY_TARGET,
-    );
-  });
-
-  it('should prioritize --telemetry-target CLI flag over settings', async () => {
-    process.argv = ['node', 'script.js', '--telemetry-target', 'gcp'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = {
-      telemetry: { target: ServerConfig.DEFAULT_TELEMETRY_TARGET },
-    };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryTarget()).toBe('gcp');
-  });
-
-  it('should use default target if no target is provided via CLI or settings', async () => {
-    process.argv = ['node', 'script.js'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = { telemetry: { enabled: true } };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryTarget()).toBe(
-      ServerConfig.DEFAULT_TELEMETRY_TARGET,
-    );
-  });
-
-  it('should use telemetry log prompts from settings if CLI flag is not present', async () => {
-    process.argv = ['node', 'script.js'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = { telemetry: { logPrompts: false } };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryLogPromptsEnabled()).toBe(false);
-  });
-
-  it('should prioritize --telemetry-log-prompts CLI flag (true) over settings (false)', async () => {
-    process.argv = ['node', 'script.js', '--telemetry-log-prompts'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = { telemetry: { logPrompts: false } };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryLogPromptsEnabled()).toBe(true);
-  });
-
-  it('should prioritize --no-telemetry-log-prompts CLI flag (false) over settings (true)', async () => {
-    process.argv = ['node', 'script.js', '--no-telemetry-log-prompts'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = { telemetry: { logPrompts: true } };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryLogPromptsEnabled()).toBe(false);
-  });
-
-  it('should use default log prompts (true) if no value is provided via CLI or settings', async () => {
-    process.argv = ['node', 'script.js'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = { telemetry: { enabled: true } };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryLogPromptsEnabled()).toBe(true);
-  });
-
-  it('should use telemetry OTLP protocol from settings if CLI flag is not present', async () => {
-    process.argv = ['node', 'script.js'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = {
-      telemetry: { otlpProtocol: 'http' },
-    };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryOtlpProtocol()).toBe('http');
-  });
-
-  it('should prioritize --telemetry-otlp-protocol CLI flag over settings', async () => {
-    process.argv = ['node', 'script.js', '--telemetry-otlp-protocol', 'http'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = {
-      telemetry: { otlpProtocol: 'grpc' },
-    };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryOtlpProtocol()).toBe('http');
-  });
-
-  it('should use default protocol if no OTLP protocol is provided via CLI or settings', async () => {
-    process.argv = ['node', 'script.js'];
-    const argv = await parseArguments({} as Settings);
-    const settings: Settings = { telemetry: { enabled: true } };
-    const config = await loadCliConfig(
-      settings,
-      [],
-      new ExtensionEnablementManager(
-        ExtensionStorage.getUserExtensionsDir(),
-        argv.extensions,
-      ),
-      'test-session',
-      argv,
-    );
-    expect(config.getTelemetryOtlpProtocol()).toBe('grpc');
-  });
-
-  it('should reject invalid --telemetry-otlp-protocol values', async () => {
-    process.argv = [
-      'node',
-      'script.js',
-      '--telemetry-otlp-protocol',
-      'invalid',
-    ];
-
-    const mockExit = vi.spyOn(process, 'exit').mockImplementation(() => {
-      throw new Error('process.exit called');
-    });
-
-    const mockConsoleError = vi
-      .spyOn(console, 'error')
-      .mockImplementation(() => {});
-
-    await expect(parseArguments({} as Settings)).rejects.toThrow(
-      'process.exit called',
-    );
-
-    expect(mockConsoleError).toHaveBeenCalledWith(
-      expect.stringContaining('Invalid values:'),
-    );
-
-    mockExit.mockRestore();
-    mockConsoleError.mockRestore();
-  });
-});
-
 describe('Hierarchical Memory Loading (config.ts) - Placeholder Suite', () => {
   beforeEach(() => {
     vi.resetAllMocks();
diff --git a/packages/cli/src/config/config.ts b/packages/cli/src/config/config.ts
index 589eb77506..accc621a6f 100755
--- a/packages/cli/src/config/config.ts
+++ b/packages/cli/src/config/config.ts
@@ -70,13 +70,7 @@ export interface CliArgs {
   showMemoryUsage: boolean | undefined;
   yolo: boolean | undefined;
   approvalMode: string | undefined;
-  telemetry: boolean | undefined;
   checkpointing: boolean | undefined;
-  telemetryTarget: string | undefined;
-  telemetryOtlpEndpoint: string | undefined;
-  telemetryOtlpProtocol: string | undefined;
-  telemetryLogPrompts: boolean | undefined;
-  telemetryOutfile: string | undefined;
   allowedMcpServerNames: string[] | undefined;
   allowedTools: string[] | undefined;
   experimentalAcp: boolean | undefined;
@@ -98,65 +92,7 @@ export async function parseArguments(settings: Settings): Promise<CliArgs> {
     .usage(
       'Usage: gemini [options] [command]\n\nGemini CLI - Launch an interactive CLI, use -p/--prompt for non-interactive mode',
     )
-    .option('telemetry', {
-      type: 'boolean',
-      description:
-        'Enable telemetry? This flag specifically controls if telemetry is sent. Other --telemetry-* flags set specific values but do not enable telemetry on their own.',
-    })
-    .option('telemetry-target', {
-      type: 'string',
-      nargs: 1,
-      choices: ['local', 'gcp'],
-      description:
-        'Set the telemetry target (local or gcp). Overrides settings files.',
-    })
-    .option('telemetry-otlp-endpoint', {
-      type: 'string',
-      nargs: 1,
-      description:
-        'Set the OTLP endpoint for telemetry. Overrides environment variables and settings files.',
-    })
-    .option('telemetry-otlp-protocol', {
-      type: 'string',
-      nargs: 1,
-      choices: ['grpc', 'http'],
-      description:
-        'Set the OTLP protocol for telemetry (grpc or http). Overrides settings files.',
-    })
-    .option('telemetry-log-prompts', {
-      type: 'boolean',
-      description:
-        'Enable or disable logging of user prompts for telemetry. Overrides settings files.',
-    })
-    .option('telemetry-outfile', {
-      type: 'string',
-      nargs: 1,
-      description: 'Redirect all telemetry output to the specified file.',
-    })
-    .deprecateOption(
-      'telemetry',
-      'Use the "telemetry.enabled" setting in settings.json instead. This flag will be removed in a future version.',
-    )
-    .deprecateOption(
-      'telemetry-target',
-      'Use the "telemetry.target" setting in settings.json instead. This flag will be removed in a future version.',
-    )
-    .deprecateOption(
-      'telemetry-otlp-endpoint',
-      'Use the "telemetry.otlpEndpoint" setting in settings.json instead. This flag will be removed in a future version.',
-    )
-    .deprecateOption(
-      'telemetry-otlp-protocol',
-      'Use the "telemetry.otlpProtocol" setting in settings.json instead. This flag will be removed in a future version.',
-    )
-    .deprecateOption(
-      'telemetry-log-prompts',
-      'Use the "telemetry.logPrompts" setting in settings.json instead. This flag will be removed in a future version.',
-    )
-    .deprecateOption(
-      'telemetry-outfile',
-      'Use the "telemetry.outfile" setting in settings.json instead. This flag will be removed in a future version.',
-    )
+
     .option('debug', {
       alias: 'd',
       type: 'boolean',
@@ -585,7 +521,6 @@ export async function loadCliConfig(
   let telemetrySettings;
   try {
     telemetrySettings = await resolveTelemetrySettings({
-      argv,
       env: process.env as unknown as Record<string, string | undefined>,
       settings: settings.telemetry,
     });
diff --git a/packages/cli/src/gemini.test.tsx b/packages/cli/src/gemini.test.tsx
index d5ccdeef03..65779d263d 100644
--- a/packages/cli/src/gemini.test.tsx
+++ b/packages/cli/src/gemini.test.tsx
@@ -323,13 +323,7 @@ describe('gemini.tsx main function kitty protocol', () => {
       showMemoryUsage: undefined,
       yolo: undefined,
       approvalMode: undefined,
-      telemetry: undefined,
       checkpointing: undefined,
-      telemetryTarget: undefined,
-      telemetryOtlpEndpoint: undefined,
-      telemetryOtlpProtocol: undefined,
-      telemetryLogPrompts: undefined,
-      telemetryOutfile: undefined,
       allowedMcpServerNames: undefined,
       allowedTools: undefined,
       experimentalAcp: undefined,