Your LLM Provider Will Go Down. Here Is Your Survival Plan.

Claude went down twice this month. OpenRouter had two outages in February. Every provider has bad days. If your workflow depends on one provider, you are one outage away from losing hours of productivity. Here is how I made my setup outage-proof. The Problem Single provider = single point of failure. When it goes down: Active sessions crash Work in progress gets lost You sit there refreshing the status page The Fix: Multi-Provider Failover I route through multiple providers. When one fails, traffic auto-switches. Primary: Claude Sonnet (best reasoning) Secondary: DeepSeek-V3 (80% as good, 1/8 cost) Tertiary: GPT-4o (different strengths) Free fallback: MiniMax M2.7 (unlimited, handles basics) How It Works Request goes to primary (Claude) If error/timeout → circuit breaker activates Request re-routes to secondary (DeepSeek) Circuit breaker tests primary every 5 min When recovered, traffic shifts back Same pattern web services use for database failover. Setup TeamoRouter handles this. One