DeepSeek V3.2 and Riverflow V2 Fast are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
DeepSeek V3.2, from DeepSeek, has a 163,840-token context window and is priced at $0.2088/M tokens input, $0.3096/M tokens output on OpenRouter.
Riverflow V2 Fast, from Sourceful, has a 8,192-token context window and is priced from $0.02/image on OpenRouter.