ERNIE 4.5 21B A3B Thinking and Codestral Embed 2505 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
ERNIE 4.5 21B A3B Thinking, from baidu, has a 131,072-token context window and is priced by the provider serving it on OpenRouter.
Codestral Embed 2505, from Mistral AI, has a 8,192-token context window and is priced at $0.15/M tokens on OpenRouter.