Moonshot: kimi-k2.6

kimi-k2.6
262.1K context262.1K outReasoningToolsParallel toolsVisionCacheStructured
Released Apr 20, 2026Knowledge cutoff 2025Updated Apr 20, 2026

Kimi K2.6 is a native multimodal, trillion-parameter mixture-of-experts (MoE) model engineered for state-of-the-art agentic reasoning and long-horizon task execution. Building on the foundation of K2.5, it expands the "Agent Swarm" architecture to support up to 300 parallel sub-agents coordinating over 4,000 tool-call steps. It features a dual-mode system: "Instant Mode" for rapid dialogue and "Thinking Mode" for deep reasoning, capable of autonomous runs lasting over 12 hours. In 2026, Kimi K2.6 is recognized as the premier open-weight alternative for complex software engineering, multi-day deep research, and large-scale document orchestration.

Mode chatTokenizer Othermoonshotai/Kimi-K2.6

Pricing

Input price
$1.27/ 1M tokens
Output price
$5.34/ 1M tokens
Context window 262.1K tokensCompatible endpoints anthropic, openaiVendor Moonshot

Performance

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Usage & Ranking

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Supported parameters

All providers = every upstream serving this model supports it. Some providers = depends on which upstream handles the request. Default = the value sent when you leave the parameter unset.

ParameterProvidersDefault
frequency_penaltySome providersNot sent by default
include_reasoningAll providers-
logit_biasSome providers-
logprobsSome providers-
max_tokensAll providers-
min_pSome providers-
parallel_tool_callsSome providers-
presence_penaltySome providersNot sent by default
reasoningAll providers-
repetition_penaltySome providersNot sent by default
response_formatSome providers-
seedSome providers-
stopSome providers-
structured_outputsAll providers-
temperatureSome providersNot sent by default
tool_choiceAll providers-
toolsAll providers-
top_kSome providersNot sent by default
top_logprobsSome providers-
top_pSome providersNot sent by default

Frequently asked questions

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