Hy-MT2-1.8B
Summary
Hy-MT2-1.8B is an open-weight language model from Tencent (Hunyuan), released on 20 Aug 2026. It accepts text and generates text, with a 8K-token context window and up to 4K output tokens per response. As of 4 Oct 2026, the lowest listed API price is $0.04 per million input tokens and $0.18 per million output tokens (OpenRouter), across 1 provider we track.
Hy-MT2-1.8B is a compact 1.8B-parameter translation model from Tencent. It supports 33 language pairs and five Chinese dialect and minority-language pairs, with workflows for structured, delimiter-based, contextual, glossary-based, and style-guided...
Last verified 4 Oct 2026. Every figure on this page links to its source.
Specifications
| Developer | Tencent (Hunyuan) |
|---|---|
| Release date | 20 Aug 2026 [OpenRouter] |
| Status | Generally available |
| Weights | Open weights [Hugging Face] |
| License | apache-2.0 [Hugging Face] |
| Parameters | 2B [Hugging Face] |
| Context window | 8K (8,192 tokens) [OpenRouter] |
| Max output | 4K tokens [OpenRouter] |
| Input | Text [OpenRouter] |
| Output | Text [OpenRouter] |
| Reasoning mode | No [OpenRouter] |
| Tool calling | No [OpenRouter] |
| Structured output | No [OpenRouter] |
| Hugging Face | tencent/Hy-MT2-1.8B [Hugging Face] |
Hy-MT2-1.8B API pricing by provider
USD per million tokens. Sorted by input price.
| Provider | Input | Output | Cached input | Context | Source |
|---|---|---|---|---|---|
| OpenRouter tencent/hy-mt2-1.8b | $0.04 | $0.18 | – | 8K | OpenRouter, 4 Oct 2026 |
Frequently asked questions
What is the context window of Hy-MT2-1.8B?
Hy-MT2-1.8B has a context window of 8,192 tokens (8K) and can generate up to 4,096 tokens in a single response, according to OpenRouter.
How much does the Hy-MT2-1.8B API cost?
Hy-MT2-1.8B is listed from $0.04 per million input tokens and $0.18 per million output tokens (OpenRouter). Prices last verified 4 Oct 2026.
Is Hy-MT2-1.8B open source?
Hy-MT2-1.8B is an open-weight model: its weights are published on Hugging Face as tencent/Hy-MT2-1.8B under the apache-2.0 license. Check the license terms before commercial use.
When was Hy-MT2-1.8B released?
Tencent (Hunyuan) released Hy-MT2-1.8B on 20 Aug 2026, according to OpenRouter.
Change history
No changes detected since we started tracking this model. We re-check every source daily.