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Moonshot · Text model · GA

Kimi K3.1 Pro Highspeed

Moonshot: faster output variant of K3.1 Pro at twice the price platform.kimi.ai (opens in a new tab)

US$4Input / 1M
US$20Output / 1M
1.05MContext
–AA index
–Tokens/s
maxDefault level

Compare with similar models Open the Model Finder

Figures checked 1 Nov 2026. A dash means not published on the sources we checked, so it stays blank rather than estimated.

Reasoning levels

Which level to choose

Moonshot names these settings reasoning_effort. Price per token is the same at every level. Higher levels usually use more output tokens. platform.kimi.ai (opens in a new tab)

LevelWhen to use it, per MoonshotAA indexTokens/s
lowNo per-level advice published––
highNo per-level advice published––
max defaultNo per-level advice published––

Our rule of thumb: Simple or speed-critical work: low. Standard work: the lab's default. Complex work: high. Use xhigh or max only when your own tests show a gain, as OpenAI and Anthropic both advise. developers.openai.com (opens in a new tab)platform.claude.com (opens in a new tab)

Charts

List price against similar models

US$ per 1M tokens, standard tier, short prompts. Output left blank where not published.

Show the data as a table
ModelInput US$/1MOutput US$/1M
Kimi K3.1 Pro Highspeed420
GPT-5.6 Sol420
GPT-5.5530
Kimi K3315
GPT-5.42.515

Full sourced profile

LabMoonshot
TypeText
StatusGA platform.kimi.ai (opens in a new tab)
Released–
API accessYes platform.kimi.ai (opens in a new tab)
API model IDkimi-k3.1-pro-highspeed platform.kimi.ai (opens in a new tab)
API rate limits–
Consumer app plans–
Price at each levelSame per-token price at every level. platform.kimi.ai (opens in a new tab)
Input per 1M tokensUS$4 platform.kimi.ai (opens in a new tab)
Output per 1M tokensUS$20 platform.kimi.ai (opens in a new tab)
Cached inputUS$0.2 platform.kimi.ai (opens in a new tab)
Batch in / out–
Other pricing–
Context window1.05M tokens platform.kimi.ai (opens in a new tab)
Max output–
Input typestext, image, video platform.kimi.ai (opens in a new tab)
Output typestext
WeightsAnnounced platform.kimi.ai (opens in a new tab)Moonshot says full weights will be released by 4 Nov 2026
ReasoningYes platform.kimi.ai (opens in a new tab)
Tool useYes platform.kimi.ai (opens in a new tab)
Artificial Analysis index–
Output speed–
Time to first token–
Reasoning levelslow, high, max (default) platform.kimi.ai (opens in a new tab)
Lab benchmark claims–
Limitations–

Tools and MCP connectors that fit

Moonshot: Guide to using K3.1 Pro with MCP platform.kimi.ai (opens in a new tab). These official remote MCP servers fit that rule. We have not tested each server with this model. A server that publishes a client list is left out when this lab is not on it.

Open the tool finder for Kimi K3.1 Pro Highspeed

Similar alternatives

Same type, closest on quality index and blended price. A similarity, not a ranking.

Compare Kimi K3.1 Pro Highspeed with GPT-5.6 Sol and GPT-5.5

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Latest news from Moonshot

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Moonshot China

Moonshot's Kimi K3.1 Pro: a 3 trillion parameter class model with weights due by 4 November

K3.1 Pro has a 1M-token context and costs $2 in and $10 out per 1M tokens on the Kimi API, a third below Kimi K3. Moonshot says full weights follow by 4 November 2026. Its Terminal-Bench 4.0 score of 65.7% is Moonshot's own claim.

Source: Kimi (opens in a new tab)

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