Qwen3.6 Max Preview and Gemma 4 31B are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Qwen3.6 Max Preview, from Qwen, has a 262,144-token context window and is priced at $1.027/M tokens input, $6.162/M tokens output on OpenRouter.
Gemma 4 31B, from Google, has a 262,144-token context window and is priced at $0.09/M tokens input, $0.34/M tokens output on OpenRouter.