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Grok-3 Mini vs Grok 4.7

Grok 4.7 leads the LLM Stats Score 48.5 to 31.3. Grok-3 Mini is 8.6x cheaper per token.

xAI · xAI · Updated for 2026

Which is better?

Grok 4.7 leads the overall LLM Stats Score 48.5 to 31.3, ranking #23 overall.

On price, Grok-3 Mini is roughly 8.6x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Grok 4.7 also accepts a larger context window (500,000 input tokens), making it the stronger choice for long documents and large codebases.

Based on current LLM Stats indexes, shared benchmarks, pricing, and model metadata for 2026.

Choose Grok-3 Mini

  • cost matters — it's about 8.6x cheaper per token

Choose Grok 4.7

  • overall performance matters — it scores 48.5 and ranks #23 on LLM Stats
  • your work emphasizes coding — it leads those capability indexes
  • you process long inputs — it offers a 500,000 token context window
  • you want the most recent training data — it shipped Sep 2026

At a glance

The differences that matter most.

Grok-3 Mini
xAI
Grok 4.7
xAI
Core performance indexes
LLM Stats Score
31.3
#114
48.5
#23
Reasoning
30.9
#115
37.4
#69
Coding
18.7
#113
40.1
#13
Cost, coverage & limits
Benchmark wins
—
—
Input price
$0.30 / M
$2.00 / M
Output price
$0.50 / M
$6.00 / M
Context window
128,000
500,000

Individual benchmarks

4 reported for Grok-3 Mini · 23 for Grok 4.7

No common benchmarks found

Grok-3 Mini and Grok 4.7don't have any common benchmark datasets to compare. They may have been evaluated on different testing suites.

Human preference

Blind head-to-head votes and playground preference scores

Pricing Analysis

Price comparison per million tokens

Grok-3 Mini costs less

For input processing, Grok-3 Mini ($0.30/1M tokens) is 6.7x cheaper than Grok 4.7 ($2.00/1M tokens).

For output processing, Grok-3 Mini ($0.50/1M tokens) is 12.0x cheaper than Grok 4.7 ($6.00/1M tokens).

In conclusion, Grok 4.7 is more expensive than Grok-3 Mini.*

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

Lowest available price from all providers
Tue Sep 22 2026 • llm-stats.com
xAI
Grok-3 Mini
Input tokens$0.30
Output tokens$0.50
Best providerxAI
xAI
Grok 4.7
Input tokens$2.00
Output tokens$6.00
Best providerxAI
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Grok 4.7 accepts 500,000 input tokens compared to Grok-3 Mini's 128,000 tokens. Only Grok-3 Mini specifies output context (8,000 tokens).

xAI
Grok-3 Mini
Input128,000 tokens
Output8,000 tokens
xAI
Grok 4.7
Input500,000 tokens
Output- tokens
Tue Sep 22 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Both Grok-3 Mini and Grok 4.7 support multimodal inputs.

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

Grok-3 Mini

Text
Images
Audio
Video

Grok 4.7

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-3 Mini

Proprietary

Closed source

Grok 4.7

Proprietary

Closed source

Release Timeline

When each model was launched

Grok-3 Mini was released on 2025-02-17, while Grok 4.7 was released on 2026-09-21.

Grok 4.7 is 19 months newer than Grok-3 Mini.

Grok-3 Mini

Feb 17, 2025

1.6 years ago

Grok 4.7

Sep 21, 2026

1 days ago

1.6yr newer

Knowledge Cutoff

When training data ends

Grok-3 Mini has a knowledge cutoff of 2024-11-17, while Grok 4.7 has a cutoff of 2026-06-01.

Grok 4.7 has more recent training data (up to 2026-06-01), making it potentially better informed about events through that date compared to Grok-3 Mini (2024-11-17).

Grok-3 Mini

Nov 2024

Grok 4.7

Jun 2026

1.6 yr newer

Provider Availability

Grok-3 Mini is available from xAI. Grok 4.7 is available from xAI.

Grok-3 Mini

xai logo
xAI
Input Price:Input: $0.30/1MOutput Price:Output: $0.50/1M

Grok 4.7

xai logo
xAI
Input Price:Input: $2.00/1MOutput Price:Output: $6.00/1M
* 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-3 Mini and Grok 4.7 side-by-side, then vote on the output you prefer.

Grok-3 Mini
✓ Preferred
Grok 4.7
Open in Playground

FAQ

Common questions about Grok-3 Mini vs Grok 4.7.

Which is better, Grok-3 Mini or Grok 4.7?

Grok 4.7 leads the LLM Stats Score 48.5 to 31.3. Grok-3 Mini is made by xAI and Grok 4.7 is made by xAI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Grok-3 Mini compare to Grok 4.7 in benchmarks?

Grok-3 Mini scores AIME 2024: 95.8%, AIME 2025: 90.8%, GPQA: 84.0%, LiveCodeBench: 80.4%. Grok 4.7 scores BixBench MCQ: 88.4%, WMDP-Bio: 88.1%, WMDP-Cyber: 88.1%, WMDP-Chem: 84.9%, CyberGym: 80.3%.

Is Grok-3 Mini cheaper than Grok 4.7?

Grok-3 Mini is 6.7x cheaper for input tokens. Grok-3 Mini costs $0.30/M input and $0.50/M output via xai. Grok 4.7 costs $2.00/M input and $6.00/M output via xai.

What are the context window sizes for Grok-3 Mini and Grok 4.7?

Grok-3 Mini supports 128K tokens and Grok 4.7 supports 500K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Grok-3 Mini and Grok 4.7?

Key differences include LLM Stats Score (31.3 vs 48.5), context window (128K vs 500K), input pricing ($0.30 vs $2.00/M). See the full comparison above for benchmark-by-benchmark results.

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