What is the context window of Tencent: Hy4 preview?

Tencent: Hy4 preview supports a context window of 1.0M tokens.

Is Tencent: Hy4 preview free to use?

Tencent: Hy4 preview is a paid model. It costs $0.751 per million input tokens and $2.25 per million output tokens.

How is LLM API pricing calculated?

LLM pricing has two components: input tokens (everything you send) and output tokens (what the model generates). Total cost = (prompt tokens × input rate + output tokens × output rate) / 1,000,000 × number of requests.

Tencent: Hy4 preview API Pricing — $0.751 Input / $2.25 Output per 1M Tokens

Q: How much does Tencent: Hy4 preview cost?

Tencent: Hy4 preview costs $0.751 per million input tokens and $2.25 per million output tokens via OpenRouter. Pricing was last updated Oct 29, 2026.

Tencent: Hy4 preview by Tencent — $0.751 input / $2.25 output per 1M tokens via OpenRouter. Context: 1.0M tokens. Pricing last updated Oct 29, 2026.

Input / 1M tokens

$0.751

Output / 1M tokens

$2.25

Provider

Tencent

Context window

1.0M tokens

Via

OpenRouter

Cost at common usage volumes

Usage	Daily	Monthly
Chatbot (100/day)	$0.319	$9.57
Small app (1K/day)	$1.88	$56.28
Mid-scale (10K/day)	$26.27	$788.00
Large scale (100K/day)	$600.39	$18011.70

Model ID: tencent/hy4-preview
Data source: OpenRouter public API — updated Oct 29, 2026.

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About Tencent: Hy4 preview

Tencent: Hy4 preview is an LLM developed by Tencent. Input costs $0.751 per million tokens and output costs $2.25 per million tokens via OpenRouter. It supports a context window of 1.0M tokens.

Pricing Details

Via the OpenRouter API:

Input tokens: $0.751 per 1 million tokens
Output tokens: $2.25 per 1 million tokens

A token is roughly 0.75 words. For context: a typical user message of 100 words is approximately 133 tokens; a 500-word system prompt is about 650 tokens.

How Much Does Tencent: Hy4 preview Cost?

For a typical chatbot application (1,000 requests/day, 1,000 prompt tokens and 500 output tokens per request):

Daily cost: $1.8760
Monthly cost: $56.282

Accessing Tencent: Hy4 preview via OpenRouter

OpenRouter provides a unified API for 200+ LLMs including Tencent: Hy4 preview. You can use it with any OpenAI-compatible SDK by setting the base URL to https://openrouter.ai/api/v1 and using your OpenRouter API key. The model ID is tencent/hy4-preview.

Compare Tencent: Hy4 preview with Other Models

Use the AI Model Cost Comparison tool to compare Tencent: Hy4 preview against GPT-4o, Claude 3.5 Sonnet, Gemini 1.5 Pro, or any other model side by side. Or use the LLM API Cost Calculator to browse all 456+ models sorted by cost for your specific usage.

Frequently Asked Questions

Yes. Tencent: Hy4 preview is available on OpenRouter with the model ID tencent/hy4-preview. OpenRouter provides a unified API compatible with OpenAI's SDK format.