1  /**
 2   * Cron Job: Monitor OpenRouter Credits
 3   * Runs periodically to check credit balance and alert if low
 4   * Logs balance to database for historical tracking
 5   *
 6   * Schedule: Every 6 hours
 7   * Purpose: Early warning of credit depletion to avoid service disruption
 8   */
 9  
10  import { monitorCredits } from '../utils/openrouter-monitor.js';
11  import '../utils/load-env.js';
12  
13  const DEFAULT_THRESHOLD = parseFloat(process.env.OPENROUTER_CREDIT_THRESHOLD || '10.0');
14  
15  async function main() {
16    console.log('[monitor-openrouter-credits] Starting credit check...');
17  
18    try {
19      // Check if OpenRouter is configured
20      if (!process.env.OPENROUTER_API_KEY) {
21        console.log('[monitor-openrouter-credits] Skipping: OPENROUTER_API_KEY not configured');
22        return;
23      }
24  
25      const status = await monitorCredits({ threshold: DEFAULT_THRESHOLD });
26  
27      // Log current status
28      if (status.remaining === null) {
29        console.log('[monitor-openrouter-credits] Balance: Unlimited (Free tier or no limit)');
30      } else {
31        console.log(
32          `[monitor-openrouter-credits] Balance: $${status.remaining.toFixed(2)} remaining`
33        );
34  
35        if (status.burnRate !== null) {
36          console.log(`[monitor-openrouter-credits] Burn rate: $${status.burnRate.toFixed(2)}/day`);
37  
38          if (status.daysLeft !== null) {
39            console.log(`[monitor-openrouter-credits] Days left: ${status.daysLeft.toFixed(1)} days`);
40          }
41        }
42      }
43  
44      // Alert if low
45      if (status.alert) {
46        console.error(
47          `[monitor-openrouter-credits] ${status.alert.level.toUpperCase()}: ${status.alert.message}`
48        );
49  
50        // In production, you could send alerts here:
51        // - Email notification
52        // - Slack/Discord webhook
53        // - SMS alert
54        // - Create agent task to investigate
55      } else if (status.remaining !== null) {
56        console.log('[monitor-openrouter-credits] ✓ Credits OK');
57      }
58  
59      console.log('[monitor-openrouter-credits] Completed successfully');
60    } catch (err) {
61      console.error('[monitor-openrouter-credits] Error:', err.message);
62      throw err;
63    }
64  }
65  
66  // Run if called directly
67  if (import.meta.url === `file://${process.argv[1]}`) {
68    main()
69      .then(() => process.exit(0))
70      .catch(err => {
71        console.error('Fatal error:', err);
72        process.exit(1);
73      });
74  }
75  
76  export default main;