Tencent Hy4
Tencent's flagship AI model that sees, reasons, and operates computers.
Tencent's flagship agent model with vision and computer use for operating software and long real-world tasks.
Tencent Hy4 official release page
Overview
What is Tencent Hy4?
Tencent's flagship AI model that sees, reasons, and operates computers.
Tencent Hy4 is Tencent Hunyuan's flagship large language model, released on November 4, 2026. It is the first model in the Hy series with vision and computer-use capabilities: it can read images and charts, and operate command-line and graphical interfaces, including professional tools such as Blender and CAD software. The model offers a 1M-token context window and is available through Tencent Cloud TokenHub and OpenRouter, as well as in Tencent products including Yuanbao, WorkBuddy, and CodeBuddy. API pricing is $0.834 per million input tokens and $2.501 per million output tokens, with a 50% discount on TokenHub through December 31, 2026. Tencent says it plans to publish the full release's model weights and a system card; the August preview's weights are available under Apache 2.0.
Platforms and languages
Tencent Hy4 Availability
Platforms
Languages
Capabilities
Tencent Hy4 Key Features
Vision and computer use
Reads images and charts, and operates CLI and GUI interfaces, including Blender and CAD tools.
1M-token context
Handles long documents, large codebases, and extended agent sessions in a single context window.
Built for agents
Designed for long-horizon tasks: instruction following, tool calls, and multi-step office workflows.
OpenAI-compatible API
Works with OpenAI Chat Completions, Responses, and Anthropic Messages protocols for easy migration.
Chinese office workflows
Strong on Chinese-language documents and office tasks, per Tencent's own benchmark appendix.
Competitive API pricing
List price of $0.834/M input and $2.501/M output tokens, half price on TokenHub through Dec 31, 2026.
Best for
Who uses Tencent Hy4?
Developers building AI agents that operate software
Automate desktop and CLI workflows with vision and computer use
Teams with Chinese-language office document workflows
Process documents, spreadsheets, and long-horizon office tasks
Plans and access
Tencent Hy4 Pricing
Paid
$0.834/M input, $2.501/M output tokens; 50% off on TokenHub through Dec 31, 2026.
Common questions
Tencent Hy4 FAQs
Is Tencent Hy4 open source?
Not yet for the full release. Tencent says it plans to publish the weights and a system card; the August preview's weights are available under Apache 2.0.
How much does the Hy4 API cost?
$0.834 per million input tokens and $2.501 per million output tokens at list price. Tencent Cloud TokenHub offers 50% off through December 31, 2026.
Where can I try Hy4?
Through Tencent Cloud TokenHub, OpenRouter (tencent/hy4), and Tencent apps including Yuanbao, WorkBuddy, and CodeBuddy.
What is Hy4 best for?
Screen understanding, software operation, and office document workflows. For pure coding batches, cheaper models may be faster and cheaper.
What is the context limit?
1M tokens (1,048,576), with up to 64K output tokens per response.
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