What this error usually means
ByteDance Seed returning 401 / expired key should not be judged from the message alone. Cross-check key shape, Base URL, balance, model permission, region/IP, and visible model list.
- Provider: ByteDance Seed
- Error type: expired key
- Status code: 401
Next action
expired key should not only show failed. The console should return the next move: refill balance, change Base URL, switch model, add permission, change egress IP, hold listing, or monitor.
- Read-only check. Detection data burns after 5 minutes.
- China provider route
- Seed 1.6 · Seed 1.6 Flash · Seed-2.0-Lite