Rnj 1 Instruct and Multilingual-E5-Large are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Rnj 1 Instruct, from essentialai, has a 32,768-token context window and is priced by the provider serving it on OpenRouter.
Multilingual-E5-Large, from intfloat, has a 512-token context window and is priced at $0.01/M tokens on OpenRouter.