Tencent Hy4-preview 770B: The Apache 2.0 MoE That Undercuts GPT-5.6 Sol by 4× in 2026
Tencent's Hunyuan team dropped a 770B-parameter Mixture-of-Experts model under Apache 2.0 with 1M-token context. At $0.834/M input tokens, it undercuts every proprietary frontier model while matching or exceeding their academic accuracy.