Cogito V2 Preview Llama 405B and Nano Banana (Gemini 2.5 Flash Image) are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Cogito V2 Preview Llama 405B, from deepcogito, has a 131,072-token context window and is priced by the provider serving it on OpenRouter.
Nano Banana (Gemini 2.5 Flash Image), from Google, has a 32,768-token context window and is priced at $0.30/M tokens input, $2.50/M tokens output on OpenRouter.