Tencent
Hy4 preview
Tencent: Hy4 preview is a mixture-of-experts model from Tencent, with 49B active parameters out of 770B total.
At a glance
- Input / 1M
- $0.75
- Output / 1M
- $2.25
- Context
- 1.05M
- Max output
- 64K
- Intelligence
- Not available
- Released
- Aug 2026
Pricing
Hy4 preview API pricing
Per-token rates, plus what common tasks actually cost.
| Input tokensPer 1M tokens | $0.75 |
|---|---|
| Output tokensPer 1M tokens | $2.25 |
| Cached input (read)Per 1M tokens | $0.04 |
| Cache writePer 1M tokens | Not available |
Chat message
2K in, 500 out
$2.63
per 1,000 requests
Coding task
30K in, 4K out
$31.52
per 1,000 requests
Long document summary
150K in, 2K out
$117.09
per 1,000 requests
Specs
Context window and capabilities
What it can read, what it can write, and which API features it supports.
- Context window
- 1.05M tokens
- Max output
- 64K tokens
- Input types
- Text
- Output types
- Text
- Reasoning effort
- High, Low, None
- Release date
- August 28, 2026
- Tool calling
- Structured outputs
- JSON mode
- Reasoning
- Temperature
- Stop sequences
- Deterministic seed
- Verbosity control
Compare
Hy4 preview vs other models
See how Hy4 preview stacks up head to head on price, benchmarks, and features.
Hy4 preview vs DeepSeek V4.1 Flash
Tencent vs DeepSeek
See comparisonHy4 preview vs GLM 5.3 Flash
Tencent vs Z.ai
See comparisonHy4 preview vs MiMo-V2.6-Flash
Tencent vs Xiaomi
See comparison
Hy4 preview vs GPT-6 Luna
Tencent vs OpenAI
See comparisonHy4 preview vs DeepSeek V4 Flash 0731
Tencent vs DeepSeek
See comparison
Hy4 preview vs Claude Opus 5.5
Tencent vs Anthropic
See comparisonMore Hy4 preview comparisons
- Hy4 preview vs GLM 5.3
- Hy4 preview vs DeepSeek V4 Flash 0423
- Hy4 preview vs Step 5 Preview
- Hy4 preview vs Gemini 3.8 Flash
- Hy4 preview vs Hy3
- Hy4 preview vs GPT-5.6 Luna
- Hy4 preview vs GPT-6.1 Sol
- Hy4 preview vs Claude Sonnet 5.5
- Hy4 preview vs DeepSeek V4 Pro 0813
- Hy4 preview vs GPT-6 Astra
- Hy4 preview vs Claude Opus 5
- Hy4 preview vs Gemini 3 Flash Preview
- Hy4 preview vs Qwen3.8 27B
- Hy4 preview vs Claude Fable 5.1
- Hy4 preview vs GLM 5.3 FlashX
- Hy4 preview vs GPT-5.6 Luna Pro
Alternatives
Hy4 preview alternatives
Similar models worth considering, and where each one has the edge.
Z.ai
GLM 5.3 Flash
Gemini 3.8 Flash
DeepSeek
DeepSeek V4.1 Flash
Want to learn about other models? Browse all models
FAQ
Frequently asked questions
How much does Hy4 preview cost?
Hy4 preview costs $0.75 per 1M input tokens and $2.25 per 1M output tokens through the API. A typical chat message costs about $2.63 per 1,000 messages.
What is the context window of Hy4 preview?
Hy4 preview accepts up to 1.05M tokens of input and can write up to 64K tokens in a single response.
What is the best alternative to Hy4 preview?
GLM 5.3 Flash from Z.ai is a strong alternative. It offers: 4.5x cheaper output, accepts image and video.
Can I use Hy4 preview alongside other models?
Yes. Shortcut Chat sends one prompt to Hy4 preview and any other models you pick at the same time, so you can compare answers side by side.
Try Hy4 preview next to every other model.
Use Hy4 preview alongside all the other models. Use one at a time, or multiple together. Get the best answer from every AI.