Olmo 3.1 32B Think and Nemotron Nano 12B 2 VL are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Olmo 3.1 32B Think, from Ai2, has a 65,536-token context window and is priced by the provider serving it on OpenRouter.
Nemotron Nano 12B 2 VL, from Nvidia, has a 128,000-token context window and is priced by the provider serving it on OpenRouter.