# Tencent Hy4 ranks first among open-weights models on APEX-Agents

> Original title: #1 open-weights model on APEX-Agents 🙌

- Source: Tencent Hunyuan
- Published: 2026-11-06T09:18:42.000Z
- Bad Influence: https://badinfluence.news/items/xdk4suz67y4wbacl10re0ts7l
- Original: https://x.com/TencentHunyuan/status/2118634166107754690

## Summary

Mercor says Tencent's Hy4 is the top open-weights model on its APEX-Agents leaderboard, with 77.6% Pass@1 and an 85.1% mean score. It ranks third of 69 models overall. Mercor also lists DeepSeek-V4.1-Flash-1017 at 69.8% and Kimi K3.1 Pro at 65.5% in second and third place among open-weights models.

## Post

#1 open-weights model on APEX-Agents 🙌

## Quoted post @mercor

> Hy4 from @TencentHunyuan is the new #1 open-weights model on APEX-Agents.
> 
> 77.6% Pass@1 (#3 of 69)
> 85.1% mean score (#3 of 69)
> 
> Here’s the updated APEX-Agents open-weights top 5 (Pass@1):
> 
> 1. Hy4: 77.6%
> 2. DeepSeek-V4.1-Flash-1017: 69.8%
> 3. Kimi K3.1 Pro: 65.5%
> 4. Qwen3.8-Max: 63.3%
> 5. MiMo V2.6 Flash RL: 57.4%
> 
> Hy 4 is also the top open-weights model in every APEX-Agents domain:
> 
> Management Consultant: 85.6%
> Investment Banking Analyst: 75.3%
> Corporate Lawyer: 71.9%
> 
> Congrats to @TencentHunyuan.
> 
> See the full leaderboard: https://www.mercor.com/apex/

https://x.com/mercor/status/2118420063242039721