Hy4 Preview now available on AI Gateway

Hy4 Preview from Tencent is now available on AI Gateway.Hy4 Preview is an open-source Mixture-of-Experts model with 770B total parameters and 49B active per token, aimed at long-horizon coding, document analysis, game development, and scientific reasoning. It serves a context window of 1M tokens.To use Hy4 Preview, set model to tencent/hy4-preview in the AI SDK:To use it in a coding agent, see the coding agents guide, then run vercel ai-gateway coding-agents setup to connect agents like Claude Code, Codex, OpenCode, Cursor, Pi, and more and select tencent/hy4-preview inside the agent.Try Hy4 Preview in the model playground.AI Gateway provides a unified API for calling models, tracking usage