Hy4 preview
Provider：Tencent Hunyuan
Tencent: Hy4 preview is a mixture-of-experts model from Tencent, with 49B active parameters out of 770B total. It is designed for coding agents, complex tool-use workflows, and productivity tasks that...
Key specs
- Context：1M
- Max output：64K
- Tokenizer：Other
- Released：2026-08-28
Token pricing
- Input price：$0.834 / 1M tokens
- Output price：$2.50 / 1M tokens
- Cache read：$0.042 / 1M tokens
- Blended price：$1.25 / 1M tokens
Modalities
Text
Use Cases
- Deep Reasoning & Analysis：Process long legal docs, academic papers, financial reports; multi-hop reasoning and evidence-chain tracing across huge contexts.（≈ $0.020/call）
- Chat & Support：FAQ auto-response, multi-turn dialogue, emotion detection — e-commerce, finance, gov.（≈ $0.0050/call）
When to pick this model
Signals derived from public pricing and spec fields — not a benchmark. Validate with official docs and your own eval.
- Long context (>=1M tokens): well-suited for long-doc QA, code-base analysis, multi-turn agents.
- Long max output (>=30K tokens): strong fit for deep report / essay / document-drafting workflows.
FAQ
- What is the token pricing of Hy4 preview? Input price $0.834 / 1M tokens, output price $2.50 / 1M tokens, blended about $1.25 / 1M tokens. Refer to Tencent Hunyuan’s official page for the exact rate.
- What context window does Hy4 preview support? Context window is 1M, max output about 64K, suitable for long documents, multi-turn chat and complex reasoning.
- What scenarios is Hy4 preview best for? Based on its capability and pricing, Hy4 preview fits best: Deep Reasoning & Analysis, Chat & Support. See the Use Cases section for details and cost estimates.
- What input/output modalities does Hy4 preview support? Supports Text modality.
- Is Hy4 preview a free model? Hy4 preview is billed per token, not a free model.
- Which provider offers Hy4 preview? Hy4 preview is offered by Tencent Hunyuan.
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Full info：Hy4 preview