AIFeatured4 min read
Open-weight models
Kimi K3 is open, 2.8 trillion parameters strong, and still hunting for a win against the frontier
Kimi K3, the largest open-weight model at 2.8T parameters, lands with novel attention architectures and a 1M-token context. On benchmarks it competes in the upper tier but trails Claude Fable 5 and GPT 5.6 Sol, challenging the narrative that open models are closing the gap to proprietary frontiers.
2026-07-17