Moonshot: kimi-k2-thinking-turbo API
A high-speed reasoning model in the Kimi K2 series by Moonshot AI. As the optimized version of kimi-k2-thinking, it is built on a 1-trillion parameter MoE architecture and natively supports explicit Chain-of-Thought (CoT). By leveraging native INT4 Quantization-Aware Training (QAT), it boosts inference speed from 8 tokens/s to 50-60 tokens/s (peaking at 100 tokens/s), making it ideal for high-frequency interactive long-horizon agentic workflows.
- Context window: 262,144 tokens
- Max output: 262,144 tokens
- Input: text
- Output: text
- Reasoning: Supported
- Tool calling: Supported
- File input: Supported
- Released: 2025-11-06
- Knowledge cutoff: 2024-07-31
Frequently Asked Questions
What is the context window of kimi-k2-thinking-turbo?
kimi-k2-thinking-turbo supports a context window of up to 262,144 tokens.
Does kimi-k2-thinking-turbo support function calling?
Yes. kimi-k2-thinking-turbo supports tool / function calling.
Does kimi-k2-thinking-turbo support reasoning?
Yes. kimi-k2-thinking-turbo is a reasoning-capable model.
What is the knowledge cutoff of kimi-k2-thinking-turbo?
The knowledge cutoff of kimi-k2-thinking-turbo is 2024-07-31.