📖 The AI Tool Bible

Kimi K2

by Moonshotopen weights
Kimi family
Parameters
1000B
Context window
200K tokens
Released
2025-07-11
Input price / 1M tok
$0.14
Output price / 1M tok
$2.49
Modality
tools

About Kimi K2

Moonshot AI's 1T-parameter open-weight MoE. 32B active per token, trained on 15.5T tokens, strong at code and agentic tool use. Open weights make it one of the largest fully-released models to date.

Strengths

  • Open weights at 1T scale
  • Strong agentic tool use
  • Cheap on hosted APIs
  • Long context

Weaknesses

  • Hard to self-host
  • Text-only
  • Newer, so tuning ecosystem still small

Best for

AgentsCode generationCost-sensitive scale
Vendor page →HuggingFace →