Models/Hy4 preview

Tencent: Hy4 preview

tencent/hy4-preview

Hy4 preview is Tencent’s AI model, released Aug 28, 2026. It costs $0.83/M input and $2.50/M output tokens, and handles a 1M-token context window.

Tencent: Hy4 preview is a mixture-of-experts model from Tencent, with 49B active parameters out of 770B total.

Context

Input

$0.83 / 1M

Output

$2.50 / 1M

Released

Aug 28, 2026

Modalities

text→text

Benchmarks

Scores on standardized evaluations. Higher is better — and rank shows where Hy4 preview lands among all models tracked on Model Beat.

No standardized benchmark scores from Epoch AI yet — common for very recent, image, or niche models. Scores appear here once published.

Hy4 preview (Tencent) added to the tracker: $0.834/$2.501 per 1M, 1M context.tracked · Aug 28, 2026

What is Hy4 preview?

Tencent: Hy4 preview is a mixture-of-experts model from Tencent, with 49B active parameters out of 770B total.

Who created Hy4 preview?

Hy4 preview is an AI model developed by Tencent, released Aug 28, 2026.

How much does Hy4 preview cost?

Hy4 preview's list price from Tencent is $0.83 per million input tokens and $2.50 per million output tokens.

What is Hy4 preview's context window?

Hy4 preview supports a context window of up to 1M tokens.

Benchmark data from Epoch AI (CC BY) and Artificial Analysis; pricing, specs & descriptions from OpenRouter. Data updated Sep 10, 2026.