APIs & Platforms
Fusion API
OpenRouter launches Fusion API, a panel of budget models competing with frontier models
OpenRouter launched Fusion API, which routes or ensembles a panel of lower-cost models to reach near-frontier results. The episode notes framed it as beating GPT-5.5 and Opus 4.8 in some comparisons while landing within roughly 1% of Claude Fable 5 at half the price.
~1% from Fable 5 in episode notes