Hy3 and DeepSeek V4 Pro 0423 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.
DeepSeek V4 Pro 0423, from DeepSeek, has a 1,048,576-token context window and is priced at $0.5728/M tokens input, $1.146/M tokens output on OpenRouter.