AI model comparison

Hy4 vs MiMo-V2.6-Pro

Side by side comparison of Hy4 and MiMo-V2.6-Pro on pricing, benchmark scores, context window, and more.

The official release of Hy4 delivers comprehensive and substantial improvements over Hy4 Preview, with particularly strong gains in agentic capabilities and performance across a wide range of long-horizon, real-world productivity

Input / 1M
$0.42
Output / 1M
$1.25
Context
1.05M

MiMo-V2.6-Pro is the flagship foundation model developed by Xiaomi.

Input / 1M
$0.44
Output / 1M
$0.87
Context
1.05M

Comparing image generators? Compare image models

At a glance

Quick verdict

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

Lower price

xiaomi logo

MiMo-V2.6-Pro

1.1x cheaper for a typical chat

Higher intelligence score

Not available

Not enough benchmark data

Larger context window

xiaomi logo

MiMo-V2.6-Pro

1.05M vs 1.05M tokens

Newer release

tencent logo

Hy4

Released November 4, 2026

Benchmarks

Benchmark scores

Independent scores from Artificial Analysis. Higher is better.

Intelligence index

tencent logoHy4Not available
xiaomi logoMiMo-V2.6-Pro29.9

Coding index

tencent logoHy4Not available
xiaomi logoMiMo-V2.6-ProNot available

Agentic index

tencent logoHy4Not available
xiaomi logoMiMo-V2.6-ProNot available

Pricing

Hy4 vs MiMo-V2.6-Pro API pricing

Per-token API rates. Cheaper option highlighted.

Metrictencent logoHy4xiaomi logoMiMo-V2.6-Pro
Input tokensPer 1M tokens$0.42$0.44
Output tokensPer 1M tokens$1.25$0.87
Cached input (read)Per 1M tokens$0.02$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

tencent logoHy4$1.46
xiaomi logoMiMo-V2.6-Pro$1.31

Coding task

30K in, 4K out

tencent logoHy4$17.51$5.63 cached
xiaomi logoMiMo-V2.6-Pro$16.53$3.59 cached

Long document summary

150K in, 2K out

tencent logoHy4$65.05$5.65 cached
xiaomi logoMiMo-V2.6-Pro$66.99$2.28 cached

Specs

Context window and capabilities

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

Metrictencent logoHy4xiaomi logoMiMo-V2.6-Pro
Context window1.05M tokens1.05M tokens
Max output66K tokens131K tokens
Input typesImage, TextAudio, Image, Text, Video
Output typesTextText
Reasoning effort levelsHigh, Low, NoneNot available
Default reasoning effortHighNot available
Release dateNovember 4, 2026September 21, 2026

Features

Supported features

API features available for each model.

Metrictencent logoHy4xiaomi logoMiMo-V2.6-Pro
Tool callingSupportedSupported
Structured outputsSupportedSupported
JSON modeSupportedSupported
ReasoningSupportedSupported
TemperatureSupportedSupported
Stop sequencesSupportedSupported
Deterministic seedNot supportedSupported
Verbosity controlNot supportedNot supported

Our take

MiMo-V2.6-Pro is 1.1x cheaper for a typical chat. MiMo-V2.6-Pro 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 Hy4 or MiMo-V2.6-Pro cheaper?

MiMo-V2.6-Pro is cheaper for a typical chat (2K input tokens and 500 output tokens). MiMo-V2.6-Pro costs $0.44 per 1M input tokens and $0.87 per 1M output tokens, while Hy4 costs $0.42 per 1M input tokens and $1.25 per 1M output tokens.

Which has a bigger context window, Hy4 or MiMo-V2.6-Pro?

MiMo-V2.6-Pro supports up to 1.05M tokens of context, compared with 1.05M for Hy4.

Can I use Hy4 and MiMo-V2.6-Pro at the same time?

Yes. Shortcut Chat sends one prompt to multiple models at once, so you can see Hy4 and MiMo-V2.6-Pro answer side by side and keep the better response.

tencent logoxiaomi logo

Why choose? Ask both.

Send one prompt to Hy4 and MiMo-V2.6-Pro at the same time. Compare the answers side by side and keep the best one.