The most valuable AI company this week didn't train a single model. OpenRouter just hit a $1.3B valuation routing 25 TRILLION tokens/week across 400+ models — Claude, GPT, Gemini, DeepSeek. The lesson: model lock-in is dead. Build on the routing layer, swap per task / cost / latency. Most teams still hard-code one model in prod. Wrong move. If swapping models took one config line, what changes in your stack? www.contentbuffer.com #AI #LLMOps #OpenRouter #Anthropic