Hy3 and Nex-N2-Pro are available through the OpenRouter API, so switching between them takes a model slug change rather than a new integration.
Hy3, from tencent, has a 262,144-token context window and is priced at $0.126/M tokens input, $0.522/M tokens output on OpenRouter.
Nex-N2-Pro, from nex-agi, has a 262,144-token context window and is priced at $0.25/M tokens input, $1/M tokens output on OpenRouter.