AFM 4.5B and Gemini 2.5 Flash Lite Preview 09-2025 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
AFM 4.5B, from arcee-ai, has a 65,536-token context window and is priced by the provider serving it on OpenRouter.
Gemini 2.5 Flash Lite Preview 09-2025, from Google, has a 1,048,576-token context window and is priced by the provider serving it on OpenRouter.