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tencent

Tencent: Hy3 preview

tencent/hy3-preview

Hy3 preview is a high-efficiency Mixture-of-Experts model from Tencent designed for agentic workflows and production use.

Context window: 262,144 tokens
Input: text
Output: text
Pricing: $0.18/M input tokens, $0.6/M output tokens

Community sentiment

Negative (-33) — 0 positive, 1 negative, 2 neutral across 3 community samples from X and the web, as of 2026-10-07.

Discussion is mixed but leans slightly negative: reviewers highlight Hy3 preview’s very large (262K-token) context window and its popularity when free, but note the preview quality was noticeably weaker than the final release and required substantive improvement. Praise focuses on scale and accessibility; criticisms focus on preview-era limitations compared with the shipped model.

“@GergelyOrosz AFAIK Minimax M3.1 Flash It's in in preview on the official API and stealth pretty much everywhere else. It's popular only because of free inference. Same reason as why ox-alpha and hy3-preview dominated when they were free through API. Chinese labs like flexing b4” — X
“Tencent: Hy3 preview Review | Pricing, Benchmarks & Capabilities (2026) — 2 days ago · Tencent: Hy3 preview ranks #99 of 433 AI models we track for overall intelligence. Its 262K-token context window is larger than 76% of the models we list.” — the web
“Tencent Hy4 Preview: 770B Model vs GLM-5.3, Kimi K3 - shattered.io — # Tencent’s 770B Hy4 Model Narrowly Beats GLM-5.3 [2026] ## Limitations Tencent Itself Flagged Tencent says that approach made Hy3 substantially better between its preview and final release, and the company plan” — the web

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