Codestral Embed 2505 and Nemotron 3 Embed 1B are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Codestral Embed 2505, from Mistral AI, has a 8,192-token context window and is priced at $0.15/M tokens on OpenRouter.
Nemotron 3 Embed 1B, from Nvidia, has a 32,768-token context window and is priced by the provider serving it on OpenRouter.