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Grok 4.6 vs MiMo-V2-Omni

Comparing Grok 4.6 and MiMo-V2-Omni across benchmarks, pricing, and capabilities.

xAI · Xiaomi · Updated for 2026

Which is better?

Grok 4.6 and MiMo-V2-Omni trade strengths across price, capabilities, and technical limits. The better choice depends on the workload.

On price, MiMo-V2-Omni is roughly 3.8x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Grok 4.6 also accepts a larger context window (500,000 input tokens), making it the stronger choice for long documents and large codebases.

Based on current benchmark, pricing, and model metadata for 2026.

Choose Grok 4.6

  • you process long inputs — it offers a 500,000 token context window
  • you want the most recent training data — it shipped Aug 2026

Choose MiMo-V2-Omni

  • cost matters — it's about 3.8x cheaper per token

At a glance

The differences that matter most.

Grok 4.6
xAI
MiMo-V2-Omni
Xiaomi
Benchmark wins
—
—
Input price
$2.00 / M
$0.40 / M
Output price
$6.00 / M
$2.00 / M
Context window
500,000
262,000
Released
Aug 2026
Mar 2026
License
Proprietary
Proprietary

Performance Benchmarks

Comparative analysis across standard metrics

No common benchmarks found

Grok 4.6 and MiMo-V2-Omnidon't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Arena Performance

Playground indexes and blind preference scores

Pricing Analysis

Price comparison per million tokens

MiMo-V2-Omni costs less

For input processing, Grok 4.6 ($2.00/1M tokens) is 5.0x more expensive than MiMo-V2-Omni ($0.40/1M tokens).

For output processing, Grok 4.6 ($6.00/1M tokens) is 3.0x more expensive than MiMo-V2-Omni ($2.00/1M tokens).

In conclusion, Grok 4.6 is more expensive than MiMo-V2-Omni.*

* Using a 3:1 ratio of input to output tokens

Lowest available price from all providers
Tue Aug 25 2026 • llm-stats.com
xAI
Grok 4.6
Input tokens$2.00
Output tokens$6.00
Best providerxAI
Xiaomi
MiMo-V2-Omni
Input tokens$0.40
Output tokens$2.00
Best providerXiaomi
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Grok 4.6 accepts 500,000 input tokens compared to MiMo-V2-Omni's 262,000 tokens. Only MiMo-V2-Omni specifies output context (16,384 tokens).

xAI
Grok 4.6
Input500,000 tokens
Output- tokens
Xiaomi
MiMo-V2-Omni
Input262,000 tokens
Output16,384 tokens
Tue Aug 25 2026 • llm-stats.com

Input Capabilities

Supported data types and modalities

Both Grok 4.6 and MiMo-V2-Omni support multimodal inputs.

They are both capable of processing various types of data, offering versatility in application.

Grok 4.6

Text
Images
Audio
Video

MiMo-V2-Omni

Text
Images
Audio
Video

License

Usage and distribution terms

Both models are licensed under proprietary licenses.

Both models have usage restrictions defined by their respective organizations.

Grok 4.6

Proprietary

Closed source

MiMo-V2-Omni

Proprietary

Closed source

Release Timeline

When each model was launched

Grok 4.6 was released on 2026-08-12, while MiMo-V2-Omni was released on 2026-03-18.

Grok 4.6 is 5 months newer than MiMo-V2-Omni.

Grok 4.6

Aug 12, 2026

1 weeks ago

4mo newer
MiMo-V2-Omni

Mar 18, 2026

5 months ago

Knowledge Cutoff

When training data ends

Grok 4.6 has a documented knowledge cutoff of 2026-02-01, while MiMo-V2-Omni's cutoff date is not specified.

We can confirm Grok 4.6's training data extends to 2026-02-01, but cannot make a direct comparison without MiMo-V2-Omni's cutoff date.

Grok 4.6

Feb 2026

MiMo-V2-Omni

—

Provider Availability

Grok 4.6 is available from xAI. MiMo-V2-Omni is available from Xiaomi.

Grok 4.6

xai logo
xAI
Input Price:Input: $2.00/1MOutput Price:Output: $6.00/1M

MiMo-V2-Omni

xiaomi logo
Xiaomi
Input Price:Input: $0.40/1MOutput Price:Output: $2.00/1M
* Prices shown are per million tokens

Outputs Comparison

Notice missing or incorrect data?Start an Issue discussion→

Judge for yourself.

Run your own prompts against Grok 4.6 and MiMo-V2-Omni side-by-side, then vote on the output you prefer.

Grok 4.6
✓ Preferred
MiMo-V2-Omni
Open in Playground

FAQ

Common questions about Grok 4.6 vs MiMo-V2-Omni.

Which is better, Grok 4.6 or MiMo-V2-Omni?

Grok 4.6 (xAI) and MiMo-V2-Omni (Xiaomi) each have strengths in different areas. Compare their benchmark scores, pricing, context windows, and capabilities above to determine which fits your needs.

How does Grok 4.6 compare to MiMo-V2-Omni in benchmarks?

Grok 4.6 scores CursorBench v3.2: 69.9%, DeepSWE 1.1: 65.9%, FrontierCode: 61.3%, AA-Index: 61.0%, GDPval-AA: 58.4%. MiMo-V2-Omni scores PinchBench: 81.2%, SWE-Bench Verified: 74.8%, Claw-Eval: 54.8%, MM-BrowserComp: 52.0%, OmniGAIA: 49.8%.

Is Grok 4.6 cheaper than MiMo-V2-Omni?

MiMo-V2-Omni is 5.0x cheaper for input tokens. Grok 4.6 costs $2.00/M input and $6.00/M output via xai. MiMo-V2-Omni costs $0.40/M input and $2.00/M output via xiaomi.

What are the context window sizes for Grok 4.6 and MiMo-V2-Omni?

Grok 4.6 supports 500K tokens and MiMo-V2-Omni supports 262K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Grok 4.6 and MiMo-V2-Omni?

Key differences include context window (500K vs 262K), input pricing ($2.00 vs $0.40/M). See the full comparison above for benchmark-by-benchmark results.

Who makes Grok 4.6 and MiMo-V2-Omni?

Grok 4.6 is developed by xAI and MiMo-V2-Omni is developed by Xiaomi.

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