Kimi K2.6 (Reasoning)
by Moonshot AI
Kimi K2.6 (Reasoning) is a reasoning model from Moonshot AI, released on April 20, 2026. It has a 262K-token context window and can generate up to 131K output tokens. API pricing is $0.75 per 1M input tokens and $3.5 per 1M output tokens.
Kimi K2.6 is Moonshot AI's open-source, native multimodal agentic model focused on state-of-the-art coding, long-horizon execution, and agent swarm capabilities. It scales horizontally to 300 sub-agents executing 4,000 coordinated steps, dynamically decomposing tasks into parallel, domain-specialized subtasks. K2.6 unifies text, image, and video input with thinking and non-thinking modes, supports a 256K context, and powers proactive 24/7 background agents that manage schedules, execute code, and orchestrate cross-platform operations without human oversight.
Key specs
| Provider | Moonshot AI |
|---|---|
| Release date | 2026-04-20 |
| License | open weights |
| Context window | 262K tokens |
| Max output | 131K tokens |
| Input price | $0.75 / 1M tokens |
| Output price | $3.5 / 1M tokens |
| Intelligence Score | 43.3 |
| Coding index | 32.9 |
| Output speed | 65 tokens/s |
| Time to first token | 3.04 s |
Quick answers
What is the context window of Kimi K2.6 (Reasoning)?
Kimi K2.6 (Reasoning) has a context window of 262K tokens, with a maximum output of 131K tokens per response.
How much does Kimi K2.6 (Reasoning) cost?
Kimi K2.6 (Reasoning) costs $0.75 per 1M input tokens and $3.5 per 1M output tokens through the API.
Is Kimi K2.6 (Reasoning) open source?
Yes. Kimi K2.6 (Reasoning) is an open model released under the open weights license.
When was Kimi K2.6 (Reasoning) released?
Moonshot AI released Kimi K2.6 (Reasoning) on April 20, 2026.
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