Gemini 3.7 Flash and Muse Glimmer 30B are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Gemini 3.7 Flash, from Google, has a 1,048,576-token context window and is priced at $0.375/M tokens input, $1.875/M tokens output on OpenRouter.
Muse Glimmer 30B, from Meta, has a 131,072-token context window and is priced at $0.30/M tokens input, $1.20/M tokens output on OpenRouter.