Cogito v2.1 671B and all-mpnet-base-v2 are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Cogito v2.1 671B, from deepcogito, has a 128,000-token context window and is priced at $1.25/M tokens input, $1.25/M tokens output on OpenRouter.
all-mpnet-base-v2, from sentence-transformers, has a 512-token context window and is priced at $0.005/M tokens on OpenRouter.