ERNIE 4.5 VL 28B A3B and Mercury Coder are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
ERNIE 4.5 VL 28B A3B, from baidu, has a 131,072-token context window and is priced by the provider serving it on OpenRouter.
Mercury Coder, from inception, has a 128,000-token context window and is priced by the provider serving it on OpenRouter.