Gemini 2.5 Flash Preview 09-2025 and all-MiniLM-L6-v2 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Gemini 2.5 Flash Preview 09-2025, from Google, has a 1,048,576-token context window and is priced by the provider serving it on OpenRouter.
all-MiniLM-L6-v2, from sentence-transformers, has a 512-token context window and is priced at $0.005/M tokens on OpenRouter.