📝 AI Gateway production index Ask which AI model is best, and the answer changes before the ink dries. That's what happens in an industry where new models are released weekly. Every benchmark measures a different race, and every race crowns its own winner, but Vercel has a unique view of the industry through production workloads. AI Gateway serves tens of trillions of tokens across hundreds of models through real applications and agents. Here's what we see: Anthropic leads in spend despite a…