Hunyuan Large
tencent/hunyuan-largeTencent's open flagship: ecosystem-hardened quality serving WeChat-scale traffic.
Model overview
Context window
256K
tokens
Input price
—
quoted on request
Output price
—
quoted on request
Weekly volume
—
tokens / week
Open weights
Yes
self-hostable
Capabilities
4
of 11 tags
Description
Hunyuan Large is a language model from Tencent Hunyuan. Webparam does not stock this model yet and can source it on request — tell us what you need it for and we will come back with availability and a price. Tencent Hunyuan’s stated focus is ecosystem-scale multimodal models. Its mean it can also be self-hosted under its licence.
Capabilities
- Tool calling
- Calls functions you define and returns their arguments as structured data, the basis of agents.
- JSON mode
- Constrains the response to valid JSON matching a schema you supply.
- Streaming
- Emits tokens as they are generated, so answers appear progressively rather than all at once.
- Open weights
- The parameters are published, so the model can be inspected, fine-tuned and self-hosted under its licence.
Strengths & weaknesses
Strengths
- Hardened at consumer mega-scale
- Open weights
- Strong Chinese-language quality
Weaknesses
- International documentation lags
- Middle of the pack on coding
Pricing
Free| Rate | Price | Unit |
|---|---|---|
| Input | $0.00 | per 1M tokens |
| Output | — not charged | — |
Free at the point of use; fair-use rate limits apply to the free tier. Illustrative placeholder pricing.
Context window
256Ktokens
covers prompt and response together, so a long input leaves less room for the answer.
Supported features
| Feature | Support |
|---|---|
| Tool calling | Supported |
| JSON mode | Supported |
| Streaming | Supported |
| Vision input | Not supported |
| Audio input | Not supported |
| Long context | Not supported |
| Open weights | Supported |
| Reasoning | Not supported |
| Fine-tunable | Not supported |
| Batch | Not supported |
| Caching | Not supported |
Example use cases
Chinese-market products
Hardened at consumer mega-scale
General assistants
Open weights
Cloud deployments
Strong Chinese-language quality
Comparison
| Attribute | Hunyuan Large | ERNIE 4.5 | Doubao 1.5 Pro |
|---|---|---|---|
| Context window | 256K | 128K | 256K |
| Input price | $0.00 | $0.00 | $0.00 |
| Output price | — not charged | — not charged | — not charged |
| Tool calling | Supported | Supported | Supported |
| JSON mode | Supported | Supported | Supported |
| Vision input | Not supported | Supported | Not supported |
| Open weights | Supported | Not supported | Not supported |
| Prompt caching | Not supported | Not supported | Supported |
Best value in each row is highlighted. Illustrative placeholder data.
Provider information
View Tencent Hunyuan →Tencent Hunyuan · 腾讯混元 · Shenzhen, China · est. 2023 (Model lab; parent Tencent founded 1998)
Hunyuan is Tencent's foundation model family, serving one of the largest product ecosystems on earth, WeChat, games, cloud. Its open releases in video and 3D generation earned particular attention, while the Large text line anchors enterprise deployments across Tencent Cloud.
Recent releases
Documentation
Frequently asked questions
Input is billed at $0.00 per 1M tokens, and there is no separate output charge. Every figure on this page is an illustrative placeholder.