feat(auth): add remote API control config to gate third-party providers

src/commands/provider.ts

@@ -1,6 +1,7 @@
 import type { Command } from '../commands.js'
 import type { LocalCommandCall } from '../types/command.js'
 import { getAPIProvider } from '../utils/model/providers.js'
+import { isThirdPartyApiEnabled } from '../services/apiControlConfig/index.js'
 import { updateSettingsForSource } from '../utils/settings/settings.js'
 import { getSettings_DEPRECATED } from '../utils/settings/settings.js'
 import { applyConfigEnvironmentVariables } from '../utils/managedEnv.js'
@@ -85,16 +86,11 @@ const call: LocalCommandCall = async (args, _context) => {
     }
   }
 
-  // Validate provider
+  // Validate provider — dynamically filter based on remote API control config
-  const validProviders = [
+  const thirdPartyEnabled = isThirdPartyApiEnabled()
-    'anthropic',
+  const validProviders = thirdPartyEnabled
-    'openai',
+    ? ['anthropic', 'openai', 'gemini', 'grok', 'bedrock', 'vertex', 'foundry']
-    'gemini',
+    : []
-    'grok',
-    'bedrock',
-    'vertex',
-    'foundry',
-  ]
   if (!validProviders.includes(arg)) {
     return {
       type: 'text',

src/components/ConsoleOAuthFlow.tsx

@@ -19,6 +19,7 @@ import { Spinner } from './Spinner.js'
 import TextInput from './TextInput.js'
 import { useSetAppState } from '../state/AppState.js'
 import { fi } from 'zod/v4/locales'
+import { isThirdPartyApiEnabled } from '../services/apiControlConfig/index.js'
 
 type Props = {
   onDone(): void
@@ -100,6 +101,13 @@ export function ConsoleOAuthFlow({
       return { state: 'ready_to_start' }
     }
     if (forceLoginMethod === 'claudeai' || forceLoginMethod === 'console') {
+      // When third-party APIs are disabled by remote config, ignore
+      // forceLoginMethod and show the idle screen (CoStrict only).
+      // This prevents bypassing the isThirdPartyApiEnabled() gate
+      // through settings.forceLoginMethod.
+      if (!isThirdPartyApiEnabled()) {
+        return { state: 'idle' }
+      }
       return { state: 'ready_to_start' }
     }
     return { state: 'idle' }
@@ -416,6 +424,7 @@ export function ConsoleOAuthFlow({
           setOAuthStatus={setOAuthStatus}
           setLoginWithClaudeAi={setLoginWithClaudeAi}
           onDone={onDone}
+          setAppState={setAppState}
         />
       </Box>
     </Box>
@@ -437,6 +446,7 @@ type OAuthStatusMessageProps = {
   handleSubmitCode: (value: string, url: string) => void
   setOAuthStatus: (status: OAuthStatus) => void
   setLoginWithClaudeAi: (value: boolean) => void
+  setAppState: ReturnType<typeof useSetAppState>
 }
 
 function OAuthStatusMessage({
@@ -454,10 +464,61 @@ function OAuthStatusMessage({
   setOAuthStatus,
   setLoginWithClaudeAi,
   onDone,
+  setAppState,
 }: OAuthStatusMessageProps): React.ReactNode {
-  const setAppState = useSetAppState()
   switch (oauthStatus.state) {
-    case 'idle':
+    case 'idle': {
+      const thirdPartyEnabled = isThirdPartyApiEnabled()
+      const loginOptions: Array<{ label: React.ReactNode; value: string }> = [
+        {
+          label: (
+            <Text>
+              CoStrict ·{' '}
+              <Text dimColor>Sign in with CoStrict account</Text>
+              {'\n'}
+            </Text>
+          ),
+          value: 'costrict',
+        },
+      ]
+
+      if (thirdPartyEnabled) {
+        loginOptions.push(
+          {
+            label: (
+              <Text>
+                Anthropic Compatible ·{' '}
+                <Text dimColor>Configure your own API endpoint</Text>
+                {'\n'}
+              </Text>
+            ),
+            value: 'custom_platform',
+          },
+          {
+            label: (
+              <Text>
+                OpenAI Compatible ·{' '}
+                <Text dimColor>
+                  Ollama, DeepSeek, vLLM, One API, etc.
+                </Text>
+                {'\n'}
+              </Text>
+            ),
+            value: 'openai_chat_api',
+          },
+          {
+            label: (
+              <Text>
+                Gemini API ·{' '}
+                <Text dimColor>Google Gemini native REST/SSE</Text>
+                {'\n'}
+              </Text>
+            ),
+            value: 'gemini_api',
+          },
+        )
+      }
+
       return (
         <Box flexDirection="column" gap={1} marginTop={1}>
           <Text bold>
@@ -470,50 +531,7 @@ function OAuthStatusMessage({
 
           <Box>
             <Select
-              options={[
+              options={loginOptions}
-                {
-                  label: (
-                    <Text>
-                      CoStrict ·{' '}
-                      <Text dimColor>Sign in with CoStrict account</Text>
-                      {'\n'}
-                    </Text>
-                  ),
-                  value: 'costrict',
-                },
-                {
-                  label: (
-                    <Text>
-                      Anthropic Compatible ·{' '}
-                      <Text dimColor>Configure your own API endpoint</Text>
-                      {'\n'}
-                    </Text>
-                  ),
-                  value: 'custom_platform',
-                },
-                {
-                  label: (
-                    <Text>
-                      OpenAI Compatible ·{' '}
-                      <Text dimColor>
-                        Ollama, DeepSeek, vLLM, One API, etc.
-                      </Text>
-                      {'\n'}
-                    </Text>
-                  ),
-                  value: 'openai_chat_api',
-                },
-                {
-                  label: (
-                    <Text>
-                      Gemini API ·{' '}
-                      <Text dimColor>Google Gemini native REST/SSE</Text>
-                      {'\n'}
-                    </Text>
-                  ),
-                  value: 'gemini_api',
-                },
-              ]}
               onChange={value => {
                 if (value === 'costrict') {
                   void (async () => {
@@ -565,12 +583,11 @@ function OAuthStatusMessage({
                           return
                         }
                       } catch {
-                        // 预取失败，直接进入 success
+                          // 预取失败，直接进入 success
-                      }
+                        }
-
+  
-                      setOAuthStatus({ state: 'success' })
+                        setOAuthStatus({ state: 'success' })
-                      void onDone()
+                      } catch (err: any) {
-                    } catch (err: any) {
                       setOAuthStatus({
                         state: 'error',
                         message: err.message || String(err),
@@ -617,6 +634,7 @@ function OAuthStatusMessage({
           </Box>
         </Box>
       )
+      }
 
     case 'custom_platform':
       {
@@ -739,7 +757,6 @@ function OAuthStatusMessage({
             // Reset AppState model so logo reflects the new provider default
             setAppState(prev => ({ ...prev, mainLoopModel: null, mainLoopModelForSession: null }))
             setOAuthStatus({ state: 'success' })
-            void onDone()
           }
         }, [activeField, inputValue, displayValues, setOAuthStatus, onDone])
 
@@ -965,7 +982,6 @@ function OAuthStatusMessage({
             // Reset AppState model so logo reflects the new provider default
             setAppState(prev => ({ ...prev, mainLoopModel: null, mainLoopModelForSession: null }))
             setOAuthStatus({ state: 'success' })
-            void onDone()
           }
         }, [activeField, openaiInputValue, openaiDisplayValues, setOAuthStatus, onDone])
 
@@ -1204,7 +1220,6 @@ function OAuthStatusMessage({
             // Reset AppState model so logo reflects the new provider default
             setAppState(prev => ({ ...prev, mainLoopModel: null, mainLoopModelForSession: null }))
             setOAuthStatus({ state: 'success' })
-            void onDone()
           }
         }, [activeField, geminiInputValue, geminiDisplayValues, onDone, setOAuthStatus])
 
@@ -1371,7 +1386,6 @@ function OAuthStatusMessage({
                 updateSettingsForSource('userSettings', { model: value } as any)
                 setAppState(prev => ({ ...prev, mainLoopModel: value, mainLoopModelForSession: null }));
                 setOAuthStatus({ state: 'success' });
-                void onDone();
               }}
               onCancel={() => {
                 const selected = sortedModels[0]?.id ?? '';
@@ -1379,7 +1393,6 @@ function OAuthStatusMessage({
                 updateSettingsForSource('userSettings', { model: selected } as any)
                 setAppState(prev => ({ ...prev, mainLoopModel: selected, mainLoopModelForSession: null }));
                 setOAuthStatus({ state: 'success' });
-                void onDone();
               }}
             />
           </Box>

src/entrypoints/init.ts

@@ -57,6 +57,10 @@ import { setShellIfWindows } from '../utils/windowsPaths.js'
 import { initSentry } from '../utils/sentry.js'
 import { initUser } from '../utils/user.js'
 import { initLangfuse, shutdownLangfuse } from '../services/langfuse/index.js'
+import {
+  checkApiControlConfig,
+  disableNonCoStrictProviders,
+} from '../services/apiControlConfig/index.js'
 import { setThemeConfigCallbacks } from '@anthropic/ink'
 
 // initialize1PEventLogging is dynamically imported to defer OpenTelemetry sdk-logs/resources
@@ -172,6 +176,20 @@ export const init = memoize(async (): Promise<void> => {
     logForDebugging('[init] configureGlobalAgents complete')
     profileCheckpoint('init_network_configured')
 
+    // Check remote API control config — if enabled_api is false, disable
+    // third-party providers (OpenAI, Gemini, Grok, Anthropic) so only
+    // CoStrict remains available.
+    try {
+      const result = await checkApiControlConfig()
+      if (result.enabled_api === false) {
+        disableNonCoStrictProviders()
+      }
+    } catch (err) {
+      logForDebugging(
+        `[init] API control config check failed: ${err instanceof Error ? err.message : String(err)}`,
+      )
+    }
+
     // Initialize Sentry for error reporting (no-op if SENTRY_DSN not set)
     initSentry()
 

src/services/apiControlConfig/index.ts

@@ -0,0 +1,106 @@
+import { getCoStrictBaseURL } from '../../costrict/provider/auth.js'
+import { logForDebugging } from '../../utils/debug.js'
+import {
+  getSettings_DEPRECATED,
+  updateSettingsForSource,
+} from '../../utils/settings/settings.js'
+
+let _apiEnabled: boolean | null = null
+
+export async function checkApiControlConfig(): Promise<{
+  enabled_api: boolean
+}> {
+
+  const baseUrl = getCoStrictBaseURL()
+  const url = `${baseUrl}/costrict-static/cli-api-control/config.json`
+
+  const controller = new AbortController()
+  const timeoutId = setTimeout(() => controller.abort(), 5000)
+
+  try {
+    const response = await fetch(url, { signal: controller.signal })
+    clearTimeout(timeoutId)
+
+    if (response.status !== 200) {
+      logForDebugging(
+        `API control config: non-200 status (${response.status}) from ${url}, disabling third-party APIs`,
+      )
+      _apiEnabled = false
+      return { enabled_api: false }
+    }
+
+    let data: unknown
+    try {
+      data = await response.json()
+    } catch {
+      logForDebugging(
+        `API control config: JSON parse failed from ${url}, disabling third-party APIs`,
+      )
+      _apiEnabled = false
+      return { enabled_api: false }
+    }
+
+    const enabled =
+      data !== null &&
+      typeof data === 'object' &&
+      'enabled_api' in (data as Record<string, unknown>) &&
+      (data as Record<string, unknown>).enabled_api === true
+
+    _apiEnabled = enabled
+    logForDebugging(
+      `API control config: fetched from ${url}, status=${response.status}, enabled_api=${enabled}`,
+    )
+    return { enabled_api: enabled }
+  } catch (err) {
+    clearTimeout(timeoutId)
+    const reason = err instanceof Error ? err.message : String(err)
+    logForDebugging(
+      `API control config: request failed for ${url}: ${reason}, disabling third-party APIs`,
+    )
+    _apiEnabled = false
+    return { enabled_api: false }
+  }
+}
+
+export function disableNonCoStrictProviders(): void {
+  // Clear all third-party provider environment variables
+  delete process.env.CLAUDE_CODE_USE_OPENAI
+  delete process.env.CLAUDE_CODE_USE_GEMINI
+  delete process.env.CLAUDE_CODE_USE_GROK
+  delete process.env.CLAUDE_CODE_USE_BEDROCK
+  delete process.env.CLAUDE_CODE_USE_VERTEX
+  delete process.env.CLAUDE_CODE_USE_FOUNDRY
+
+  // Force CoStrict as the only available provider
+  process.env.CLAUDE_CODE_USE_COSTRICT = '1'
+
+  const settings = getSettings_DEPRECATED()
+  const modelType = settings.modelType as string | undefined
+
+  // Clear any non-CoStrict modelType from settings
+  if (
+    modelType !== undefined &&
+    modelType !== 'costrict'
+  ) {
+    logForDebugging(
+      `API control config: clearing modelType '${modelType}' from userSettings`,
+    )
+    updateSettingsForSource('userSettings', { modelType: undefined })
+  }
+
+  // Clear forceLoginMethod — prevents bypassing the idle login screen
+  // when third-party APIs are disabled. If forceLoginMethod were left as
+  // 'claudeai' or 'console', ConsoleOAuthFlow would skip the idle state
+  // and go directly to Anthropic OAuth, bypassing isThirdPartyApiEnabled().
+  if (settings.forceLoginMethod) {
+    logForDebugging(
+      `API control config: clearing forceLoginMethod '${settings.forceLoginMethod}' from userSettings`,
+    )
+    updateSettingsForSource('userSettings', { forceLoginMethod: undefined } as any)
+  }
+}
+
+export function isThirdPartyApiEnabled(): boolean {
+  return _apiEnabled === true
+}
+