Ministral 3 3B 2512 and Kimi K2.5 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Ministral 3 3B 2512, from Mistral AI, has a 131,072-token context window and is priced at $0.10/M tokens input, $0.10/M tokens output on OpenRouter.
Kimi K2.5, from moonshotai, has a 262,144-token context window and is priced at $0.375/M tokens input, $2.025/M tokens output on OpenRouter.