Nemotron 3 Embed 1B and paraphrase-MiniLM-L6-v2 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Nemotron 3 Embed 1B, from Nvidia, has a 32,768-token context window and is priced by the provider serving it on OpenRouter.
paraphrase-MiniLM-L6-v2, from sentence-transformers, has a 512-token context window and is priced at $0.005/M tokens on OpenRouter.