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| Attribute | Hy4 previewhy4-preview | Veo 3veo3 |
|---|---|---|
| Pricing | ||
| Input | $0.834 / 1M | — |
| Output | $2.50 / 1M | — |
| Cache Write (5m) | $0.834 / 1M | Not applicable |
| Cache Write (1h) | $0.834 / 1M | Not applicable |
| Cache Read | $0.834 / 1M | Not applicable |
| Web Search | $0 / 1M | — |
| Request | — | $1.26 / request |
| Billing | — | Pay Per Request |
| Context | ||
| Max context | 1M | N/A |
| Max output | N/A | N/A |
| Capabilities | ||
| Vision | Yes | No |
| Function Calling | Yes | No |
| JSON Mode | Yes | No |
| Streaming | Yes | No |
| Catalogue | ||
| Provider | Tencent | |
| Category | chat | video |
| Charge type | Pay As You Go | Pay Per Request |
| Released | — | — |
| Description | ||
| Summary | Tencent Hy4 Preview is a Mixture-of-Experts (MoE) model from Tencent, featuring 770B total parameters with 49B activated per token. It is designed for coding agents, complex tool-driven workflows, and professional productivity tasks that require strong planning and reliable execution. Optimized for context continuity and sustained multi-step work, Hy4 Preview is well suited for long-horizon coding, agentic automation, tool orchestration, and complex real-world workflows. | — |