Kimi K3

Training compute

2×10²⁵ FLOP

Parameters

2.8T

Published

Jul 16, 2026

Kimi K3 is an AI model developed by Moonshot (China), first published in July 2026. It works in the language, multimodal and vision domain, on tasks such as language modeling/generation.

Training it took an estimated 2×10²⁵ FLOP of compute. The model has 2,800,000,000,000 parameters.

Access: Open weights (non-commercial). Its weights are openly available. Epoch AI rates the confidence of this record as speculative.

Full record

Organization: Moonshot
Country of organization: China
Domain: Language, Multimodal, Vision
Task: Language modeling/generation
Training compute: 2×10²⁵ FLOP
Parameters: 2,800,000,000,000
Model accessibility: Open weights (non-commercial)
Open weights: Yes
Epoch confidence: Speculative

Benchmark results

01

Epoch Capabilities Index

ECI Score

155.6