OpenRouter's Fusion fuses several models through one judge, and a cheap panel reached near-Fable-5 research quality at half the cost. The benchmark is the company's own, and most of the gain is the synthesis, not the diversity.

OpenRouter's Fusion API routes prompts to multiple AI models simultaneously, claiming to outperform GPT-5.5 and Claude Opus 4.8 at half the cost of premium

OpenRouter's Fusion fuses several models through one judge, and a cheap panel reached near-Fable-5 research quality at half the cost. The benchmark is the company's own, and most…