Ministral 3 3B 2512 and Text Embedding Ada 002 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.
Text Embedding Ada 002, from OpenAI, has a 8,192-token context window and is priced at $0.10/M tokens on OpenRouter.