diff --git a/src/slash-commands/builtin/check-provider.tsx b/src/slash-commands/builtin/check-provider.tsx
new file mode 100644
index 000000000..61e451f94
--- /dev/null
+++ b/src/slash-commands/builtin/check-provider.tsx
@@ -0,0 +1,245 @@
+import { Box, Text } from 'ink';
+import path from 'path';
+import type React from 'react';
+import { useEffect, useState } from 'react';
+import { Paths } from '../../paths';
+import { GithubProvider } from '../../providers/githubCopilot';
+import { useAppStore } from '../../ui/store';
+import type { LocalJSXCommand } from '../types';
+
+interface Provider {
+  id: string;
+  name: string;
+  doc?: string;
+  validEnvs: string[];
+  env?: string[];
+  apiEnv?: string[];
+  hasApiKey: boolean;
+}
+
+interface ProviderStatus {
+  provider: Provider;
+  status: 'valid' | 'checking' | 'invalid';
+  message: string;
+}
+
+interface CheckProviderProps {
+  onExit: (message: string) => void;
+}
+
+export const CheckProvider: React.FC<CheckProviderProps> = ({ onExit }) => {
+  const { bridge, cwd, productName } = useAppStore();
+  const [providers, setProviders] = useState<Provider[]>([]);
+  const [statuses, setStatuses] = useState<ProviderStatus[]>([]);
+  const [loading, setLoading] = useState(true);
+  const [checking, setChecking] = useState(false);
+
+  useEffect(() => {
+    const loadProviders = async () => {
+      try {
+        const result = await bridge.request('providers.list', { cwd });
+
+        if (result.success) {
+          const providersData = result.data.providers as Provider[];
+
+          // Filter to only show providers that have env vars or API keys configured
+          const configuredProviders = providersData.filter(
+            (provider) =>
+              provider.validEnvs.length > 0 || provider.hasApiKey,
+          );
+
+          if (configuredProviders.length === 0) {
+            onExit('No providers are currently configured');
+            return;
+          }
+
+          setProviders(configuredProviders);
+
+          // Initialize statuses
+          const initialStatuses: ProviderStatus[] = configuredProviders.map(
+            (provider) => ({
+              provider,
+              status: 'checking',
+              message: 'Checking...',
+            }),
+          );
+          setStatuses(initialStatuses);
+          setLoading(false);
+
+          // Start checking each provider
+          setChecking(true);
+          await checkProviders(configuredProviders, initialStatuses);
+        }
+      } catch (error) {
+        onExit(`Failed to load providers: ${error}`);
+      }
+    };
+
+    loadProviders();
+  }, [cwd, bridge, onExit, productName]);
+
+  const checkProviders = async (
+    providersToCheck: Provider[],
+    initialStatuses: ProviderStatus[],
+  ) => {
+    const paths = new Paths({
+      productName,
+      cwd,
+    });
+
+    const updatedStatuses = [...initialStatuses];
+
+    for (let i = 0; i < providersToCheck.length; i++) {
+      const provider = providersToCheck[i];
+      let status: 'valid' | 'invalid' = 'valid';
+      let message = '';
+
+      try {
+        if (provider.id === 'github-copilot') {
+          // Special handling for GitHub Copilot
+          const githubDataPath = path.join(
+            paths.globalConfigDir,
+            'githubCopilot.json',
+          );
+          const ghProvider = new GithubProvider({ authFile: githubDataPath });
+
+          try {
+            const token = await ghProvider.access();
+            if (token) {
+              status = 'valid';
+              message = '✓ Token is valid';
+            } else {
+              status = 'invalid';
+              message = '✗ Token is invalid or expired';
+            }
+          } catch (error) {
+            status = 'invalid';
+            message = `✗ Failed to check token: ${error}`;
+          }
+        } else {
+          // For other providers, check if they have credentials configured
+          const hasEnvVars = provider.validEnvs.length > 0;
+          const hasConfigKey = provider.hasApiKey;
+
+          if (hasEnvVars && hasConfigKey) {
+            status = 'valid';
+            message = `✓ Configured (env: ${provider.validEnvs.join(', ')} + API key)`;
+          } else if (hasEnvVars) {
+            status = 'valid';
+            message = `✓ Configured (env: ${provider.validEnvs.join(', ')})`;
+          } else if (hasConfigKey) {
+            status = 'valid';
+            message = '✓ Configured (API key)';
+          } else {
+            status = 'invalid';
+            message = '✗ No credentials found';
+          }
+        }
+      } catch (error) {
+        status = 'invalid';
+        message = `✗ Error: ${error}`;
+      }
+
+      updatedStatuses[i] = {
+        provider,
+        status,
+        message,
+      };
+
+      // Update state to show progress
+      setStatuses([...updatedStatuses]);
+    }
+
+    setChecking(false);
+
+    // Auto-exit after showing results for a moment
+    setTimeout(() => {
+      const validCount = updatedStatuses.filter((s) => s.status === 'valid').length;
+      const invalidCount = updatedStatuses.filter(
+        (s) => s.status === 'invalid',
+      ).length;
+      onExit(
+        `Check complete: ${validCount} valid, ${invalidCount} invalid`,
+      );
+    }, 2000);
+  };
+
+  if (loading) {
+    return (
+      <Box
+        borderStyle="round"
+        borderColor="gray"
+        flexDirection="column"
+        padding={1}
+        width="100%"
+      >
+        <Text color="cyan">Loading providers...</Text>
+      </Box>
+    );
+  }
+
+  return (
+    <Box
+      borderStyle="round"
+      borderColor="gray"
+      flexDirection="column"
+      padding={1}
+      width="100%"
+    >
+      <Box marginBottom={1}>
+        <Text bold>Provider Status Check</Text>
+      </Box>
+
+      <Box marginBottom={1}>
+        <Text color="gray">
+          {checking
+            ? 'Checking configured providers...'
+            : 'Check complete'}
+        </Text>
+      </Box>
+
+      <Box flexDirection="column">
+        {statuses.map((statusItem, index) => (
+          <Box key={index} marginBottom={1}>
+            <Box width={25}>
+              <Text bold>{statusItem.provider.name}</Text>
+            </Box>
+            <Box>
+              <Text
+                color={
+                  statusItem.status === 'valid'
+                    ? 'green'
+                    : statusItem.status === 'invalid'
+                      ? 'red'
+                      : 'yellow'
+                }
+              >
+                {statusItem.message}
+              </Text>
+            </Box>
+          </Box>
+        ))}
+      </Box>
+    </Box>
+  );
+};
+
+export function createCheckProviderCommand(): LocalJSXCommand {
+  return {
+    type: 'local-jsx',
+    name: 'check-provider',
+    description: 'Check if configured providers are still valid',
+    async call(onDone) {
+      const CheckProviderComponent = () => {
+        return (
+          <CheckProvider
+            onExit={(message) => {
+              onDone(message);
+            }}
+          />
+        );
+      };
+      return <CheckProviderComponent />;
+    },
+  };
+}
diff --git a/src/slash-commands/builtin/index.ts b/src/slash-commands/builtin/index.ts
index 45ab50c54..21f1dd464 100644
--- a/src/slash-commands/builtin/index.ts
+++ b/src/slash-commands/builtin/index.ts
@@ -1,5 +1,6 @@
 import type { SlashCommand } from '../types';
 import { createBugCommand } from './bug';
+import { createCheckProviderCommand } from './check-provider';
 import { clearCommand } from './clear';
 import { compactCommand } from './compact';
 import { exitCommand } from './exit';
@@ -31,6 +32,7 @@ export function createBuiltinCommands(opts: {
     createInitCommand(opts),
     createLoginCommand(),
     createLogoutCommand(),
+    createCheckProviderCommand(),
     createMcpCommand(opts),
     createModelCommand(opts),
     createOutputStyleCommand(),