GPT-5.5 Just Dropped. Here's What the Benchmarks Are Hiding.

GPT-5.5 landed April 23, 2026. I've been in the benchmark data since the moment it dropped — and I need to tell you the number OpenAI didn't put in any headline: // Simplified routing logic from my /api/agent/route.ts // Task type determines which model gets the call const MODEL_ROUTER = { // Exe