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Moonshot Kimi K2 Base (128k)

Moonshot AI 128K context Released: 2025-07

A 1T parameter open-weight Mixture-of-Experts (MoE) model with 32B active parameters. This is the unaligned, pre-trained base model, suitable for further fine-tuning.

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Pricing Information

Input Pricing

Standard: $0.0000
Per 1,000 tokens

Output Pricing

Standard: $0.0000
Per 1,000 tokens

Example Costs

Short Conversation
1K input + 500 output tokens
$0.0000
Book Analysis
50K input + 2K output tokens
$0.00

Token Calculator

Tokens: 0
Words: 0
Characters: 0
Input Cost: $0.00
Estimated based on current token count as input
Use our main calculator for more detailed estimates including input/output combinations.

Key Features

  • 1T total parameters (32B active)
  • Mixture-of-Experts (MoE) architecture
  • 128K token context window
  • Open-weight
  • Strong multilingual (Chinese/English) and coding capabilities

Common Use Cases

  • Further fine-tuning for custom tasks
  • Research on large-scale models
  • Creative content generation
  • Complex reasoning tasks

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