Nemotron Nano 12B 2 VL and GTE-Base are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Nemotron Nano 12B 2 VL, from Nvidia, has a 128,000-token context window and is priced by the provider serving it on OpenRouter.
GTE-Base, from thenlper, has a 512-token context window and is priced at $0.005/M tokens on OpenRouter.