Feature: Add local OpenAI-compatible model discovery to /model (#201)

* Add local OpenAI-compatible model discovery to /model

* Guard local OpenAI model discovery from Codex routing

* Preserve remote OpenAI Codex alias behavior

src/commands/model/model.test.tsx

@@ -0,0 +1,43 @@
+import { afterEach, expect, mock, test } from 'bun:test'
+
+const originalEnv = {
+  CLAUDE_CODE_USE_OPENAI: process.env.CLAUDE_CODE_USE_OPENAI,
+  OPENAI_BASE_URL: process.env.OPENAI_BASE_URL,
+  OPENAI_MODEL: process.env.OPENAI_MODEL,
+}
+
+afterEach(() => {
+  mock.restore()
+  process.env.CLAUDE_CODE_USE_OPENAI = originalEnv.CLAUDE_CODE_USE_OPENAI
+  process.env.OPENAI_BASE_URL = originalEnv.OPENAI_BASE_URL
+  process.env.OPENAI_MODEL = originalEnv.OPENAI_MODEL
+})
+
+test('opens the model picker without awaiting local model discovery refresh', async () => {
+  process.env.CLAUDE_CODE_USE_OPENAI = '1'
+  process.env.OPENAI_BASE_URL = 'http://127.0.0.1:8080/v1'
+  process.env.OPENAI_MODEL = 'qwen2.5-coder-7b-instruct'
+
+  let resolveDiscovery: (() => void) | undefined
+  const discoverOpenAICompatibleModelOptions = mock(
+    () =>
+      new Promise<void>(resolve => {
+        resolveDiscovery = resolve
+      }),
+  )
+
+  mock.module('../../utils/model/openaiModelDiscovery.js', () => ({
+    discoverOpenAICompatibleModelOptions,
+  }))
+
+  const { call } = await import('./model.js')
+  const result = await Promise.race([
+    call(() => {}, {} as never, ''),
+    new Promise(resolve => setTimeout(() => resolve('timeout'), 50)),
+  ])
+
+  resolveDiscovery?.()
+
+  expect(result).not.toBe('timeout')
+  expect(discoverOpenAICompatibleModelOptions).toHaveBeenCalledTimes(1)
+})

src/commands/model/model.tsx

@@ -4,6 +4,7 @@ import * as React from 'react';
 import type { CommandResultDisplay } from '../../commands.js';
 import { ModelPicker } from '../../components/ModelPicker.js';
 import { COMMON_HELP_ARGS, COMMON_INFO_ARGS } from '../../constants/xml.js';
+import { fetchBootstrapData } from '../../services/api/bootstrap.js';
 import { type AnalyticsMetadata_I_VERIFIED_THIS_IS_NOT_CODE_OR_FILEPATHS, logEvent } from '../../services/analytics/index.js';
 import { useAppState, useSetAppState } from '../../state/AppState.js';
 import type { LocalJSXCommandCall } from '../../types/command.js';
@@ -19,6 +20,7 @@ import { getActiveOpenAIModelOptionsCache, setActiveOpenAIModelOptionsCache } fr
 import { getDefaultMainLoopModelSetting, isOpus1mMergeEnabled, renderDefaultModelSetting } from '../../utils/model/model.js';
 import { isModelAllowed } from '../../utils/model/modelAllowlist.js';
 import { validateModel } from '../../utils/model/validateModel.js';
+import { getAdditionalModelOptionsCacheScope } from '../../services/api/providerConfig.js';
 function ModelPickerWrapper(t0) {
   const $ = _c(17);
   const {
@@ -319,7 +321,9 @@ export const call: LocalJSXCommandCall = async (onDone, _context, args) => {
     });
     return <SetModelAndClose args={args} onDone={onDone} />;
   }
-  await refreshOpenAIModelOptionsCache();
+  if (getAdditionalModelOptionsCacheScope()?.startsWith('openai:')) {
+    void refreshOpenAIModelOptionsCache();
+  }
   return <ModelPickerWrapper onDone={onDone} />;
 };
 function renderModelLabel(model: string | null): string {