Moonshot AI
Kimi K2.5 Thinking
Earlier Kimi frontier model for long-context agents, coding, and multimodal work
Model facts
- Context window
- 256K tokens
- Maximum output
- 66K tokens
- Cheapest paid input
- $0.3 per 1M tokens
- Cheapest paid output
- $1.9 per 1M tokens
- Open weights
- yes
- Providers
- 2
Capabilities and modalities
reasoning, tool calling, attachments, open weights, text, image, pdf.
Observed price history
- 2026-08-24: $0.3 input / $1.9 output per 1M tokens
API providers
- NanoGPT — model id moonshotai/kimi-k2.5:thinking; $0.3 input / $1.9 output per 1M tokens; provider documentation
- Arena — model id kimi-k2.5; not published input / not published output per 1M tokens; provider documentation