LFM2.5-Embedding-350M and GTE-Base are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
LFM2.5-Embedding-350M, from Liquid, has a 512-token context window and is priced by the provider serving it on OpenRouter.
GTE-Base, from thenlper, has a 512-token context window and is priced at $0.005/M tokens on OpenRouter.