AI model comparison

Kimi K3.1 Pro vs MiMo-V2.6-Flash

Side by side comparison of Kimi K3.1 Pro and MiMo-V2.6-Flash on pricing, benchmark scores, context window, and more.

Kimi K3.1 Pro is Moonshot AI's flagship open-weight multimodal reasoning model and a post-trained successor to Kimi K3, with a 1M-token context window.

Input / 1M
$2
Output / 1M
$10
Context
1.05M

MiMo-V2.6-Flash is an open-source foundation model developed by Xiaomi.

Input / 1M
$0.14
Output / 1M
$0.28
Context
1.05M

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At a glance

Quick verdict

How the two models stack up on the things people ask about most.

Lower price

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MiMo-V2.6-Flash

21.4x cheaper for a typical chat

Higher intelligence score

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Kimi K3.1 Pro

55.1 vs 37.9 on Artificial Analysis

Larger context window

xiaomi logo

MiMo-V2.6-Flash

1.05M vs 1.05M tokens

Newer release

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Kimi K3.1 Pro

Released October 23, 2026

Benchmarks

Benchmark scores

Independent scores from Artificial Analysis. Higher is better.

Intelligence index

moonshotai logoKimi K3.1 Pro55.1
xiaomi logoMiMo-V2.6-Flash37.9

Coding index

moonshotai logoKimi K3.1 ProNot available
xiaomi logoMiMo-V2.6-FlashNot available

Agentic index

moonshotai logoKimi K3.1 ProNot available
xiaomi logoMiMo-V2.6-FlashNot available

Pricing

Kimi K3.1 Pro vs MiMo-V2.6-Flash API pricing

Per-token API rates. Cheaper option highlighted.

Metricmoonshotai logoKimi K3.1 Proxiaomi logoMiMo-V2.6-Flash
Input tokensPer 1M tokens$2$0.14
Output tokensPer 1M tokens$10$0.28
Cached input (read)Per 1M tokens$0.20$0.00
Cache writePer 1M tokensNot availableNot available

What it costs in practice

Estimated cost per 1,000 requests at standard rates. Coding and long-document figures also show the cost when the input is already cached.

Chat message

2K in, 500 out

moonshotai logoKimi K3.1 Pro$9
xiaomi logoMiMo-V2.6-Flash$0.42

Coding task

30K in, 4K out

moonshotai logoKimi K3.1 Pro$100$46 cached
xiaomi logoMiMo-V2.6-Flash$5.32$1.20 cached

Long document summary

150K in, 2K out

moonshotai logoKimi K3.1 Pro$320$50 cached
xiaomi logoMiMo-V2.6-Flash$21.56$0.98 cached

Specs

Context window and capabilities

How much each model can read, how much it can write, and what it accepts as input.

Metricmoonshotai logoKimi K3.1 Proxiaomi logoMiMo-V2.6-Flash
Context window1.05M tokens1.05M tokens
Max output944K tokens131K tokens
Input typesImage, Text, VideoAudio, Image, Text, Video
Output typesTextText
Reasoning effort levelsMax, High, Low, NoneNot available
Default reasoning effortMaxNot available
Release dateOctober 23, 2026September 21, 2026

Features

Supported features

API features available for each model.

Metricmoonshotai logoKimi K3.1 Proxiaomi logoMiMo-V2.6-Flash
Tool callingSupportedSupported
Structured outputsSupportedSupported
JSON modeSupportedSupported
ReasoningSupportedSupported
TemperatureNot supportedSupported
Stop sequencesSupportedSupported
Deterministic seedNot supportedSupported
Verbosity controlNot supportedNot supported

Our take

MiMo-V2.6-Flash is 21.4x cheaper for a typical chat. Kimi K3.1 Pro scores higher on the Artificial Analysis Intelligence Index (55.1 vs 37.9). MiMo-V2.6-Flash has the larger context window (1.05M vs 1.05M tokens). The right pick depends on your workload, so the quickest way to settle it is to send the same prompt to both and compare.

FAQ

Frequently asked questions

Is Kimi K3.1 Pro or MiMo-V2.6-Flash cheaper?

MiMo-V2.6-Flash is cheaper for a typical chat (2K input tokens and 500 output tokens). MiMo-V2.6-Flash costs $0.14 per 1M input tokens and $0.28 per 1M output tokens, while Kimi K3.1 Pro costs $2 per 1M input tokens and $10 per 1M output tokens.

Which has a bigger context window, Kimi K3.1 Pro or MiMo-V2.6-Flash?

MiMo-V2.6-Flash supports up to 1.05M tokens of context, compared with 1.05M for Kimi K3.1 Pro.

Is Kimi K3.1 Pro smarter than MiMo-V2.6-Flash?

On the Artificial Analysis Intelligence Index, Kimi K3.1 Pro scores 55.1 and MiMo-V2.6-Flash scores 37.9, putting Kimi K3.1 Pro ahead. Benchmarks don't capture everything, so the best test is running your own prompts through both.

Can I use Kimi K3.1 Pro and MiMo-V2.6-Flash at the same time?

Yes. Shortcut Chat sends one prompt to multiple models at once, so you can see Kimi K3.1 Pro and MiMo-V2.6-Flash answer side by side and keep the better response.

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Why choose? Ask both.

Send one prompt to Kimi K3.1 Pro and MiMo-V2.6-Flash at the same time. Compare the answers side by side and keep the best one.