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Alibaba (China)

kimi/kimi-k2.5 model ID, context window & pricing

kimi-k2

Quick facts

Model ID kimi/kimi-k2.5
Source Alibaba (China)
Context Window 262144
Pricing $0.60 input / $3.00 output per 1M tokens
Capabilities tool calling, reasoning, structured output, open weights

Model overview

kimi/kimi-k2.5 is an AI model from Alibaba (China) with 262144 token context window and text, image, video input support.

Published pricing is $0.60 input and $3.00 output per 1M tokens.

  • Workloads that use text, image, video inputs with text outputs.
  • Agent and tool workflows that need function calling.
  • Reasoning-heavy prompts where stepwise problem solving matters.
Model ID kimi/kimi-k2.5
Provider Alibaba (China)
Family kimi-k2
Status -
Knowledge Cutoff 2025-01
Release Date 2026-01-27
Input Modalities text, image, video
Output Modalities text
Context Window 262144
Input Limit -
Output Limit 262144
Tool Calling Yes
Reasoning Yes
Structured Output Yes
Temperature Control No
Open Weights Yes
Input Cost / 1M tokens $0.60
Output Cost / 1M tokens $3.00
Reasoning Cost / 1M tokens -
Cache Read Cost / 1M tokens $0.10
Cache Write Cost / 1M tokens -