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Grok 4.7 vs o3-mini

Grok 4.7 leads the LLM Stats Score 48.5 to 21.5. o3-mini is 1.6x cheaper per token.

xAI · OpenAI · Updated for 2026

Which is better?

Grok 4.7 leads the overall LLM Stats Score 48.5 to 21.5, ranking #22 overall.

On price, o3-mini is roughly 1.6x 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 4.7

  • overall performance matters — it scores 48.5 and ranks #22 on LLM Stats
  • your work emphasizes reasoning and 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

Choose o3-mini

  • cost matters — it's about 1.6x cheaper per token

At a glance

The differences that matter most.

Core performance indexes
48.5
#22
21.5
#190
37.4
#68
20.6
#188
40.1
#13
5.1
#206
Cost, coverage & limits
Benchmark wins
Input price
$2.00 / M
$1.10 / M
Output price
$6.00 / M
$4.40 / M
Context window
500,000
200,000

Individual benchmarks

23 reported for Grok 4.7 · 25 for o3-mini

No common benchmarks found

Grok 4.7 and o3-minidon'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

o3-mini costs less

For input processing, Grok 4.7 ($2.00/1M tokens) is 1.8x more expensive than o3-mini ($1.10/1M tokens).

For output processing, Grok 4.7 ($6.00/1M tokens) is 1.4x more expensive than o3-mini ($4.40/1M tokens).

In conclusion, Grok 4.7 is more expensive than o3-mini.*

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

Lowest available price from all providers
Mon Sep 21 2026 • llm-stats.com
xAI
Grok 4.7
Input tokens$2.00
Output tokens$6.00
Best providerxAI
OpenAI
o3-mini
Input tokens$1.10
Output tokens$4.40
Best providerAzure
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 o3-mini's 200,000 tokens. Only o3-mini specifies output context (100,000 tokens).

xAI
Grok 4.7
Input500,000 tokens
Output- tokens
OpenAI
o3-mini
Input200,000 tokens
Output100,000 tokens
Mon Sep 21 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Grok 4.7 supports multimodal inputs, whereas o3-mini does not.

Grok 4.7 can handle both text and other forms of data like images, making it suitable for multimodal applications.

Grok 4.7

Text
Images
Audio
Video

o3-mini

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 4.7

Proprietary

Closed source

o3-mini

Proprietary

Closed source

Release Timeline

When each model was launched

Grok 4.7 was released on 2026-09-21, while o3-mini was released on 2025-01-30.

Grok 4.7 is 20 months newer than o3-mini.

Grok 4.7

Sep 21, 2026

0 days ago

1.6yr newer
o3-mini

Jan 30, 2025

1.6 years ago

Knowledge Cutoff

When training data ends

Grok 4.7 has a knowledge cutoff of 2026-05-01, while o3-mini has a cutoff of 2023-09-30.

Grok 4.7 has more recent training data (up to 2026-05-01), making it potentially better informed about events through that date compared to o3-mini (2023-09-30).

Grok 4.7

May 2026

2.7 yr newer
o3-mini

Sep 2023

Provider Availability

Grok 4.7 is available from xAI. o3-mini is available from Azure, OpenAI.

Grok 4.7

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

o3-mini

azure logo
Azure
Input Price:Input: $1.10/1MOutput Price:Output: $4.40/1M
openai logo
OpenAI
Input Price:Input: $1.10/1MOutput Price:Output: $4.40/1M
* 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 4.7 and o3-mini side-by-side, then vote on the output you prefer.

Grok 4.7
✓ Preferred
o3-mini
Open in Playground

FAQ

Common questions about Grok 4.7 vs o3-mini.

Which is better, Grok 4.7 or o3-mini?

Grok 4.7 leads the LLM Stats Score 48.5 to 21.5. Grok 4.7 is made by xAI and o3-mini is made by OpenAI. The best choice depends on your use case — compare their capability indexes, individual benchmarks, pricing, and limits above.

How does Grok 4.7 compare to o3-mini in benchmarks?

Grok 4.7 scores BixBench MCQ: 88.4%, WMDP-Bio: 88.1%, WMDP-Cyber: 88.1%, WMDP-Chem: 84.9%, CyberGym: 80.3%. o3-mini scores COLLIE: 98.7%, MATH: 97.9%, IFEval: 93.9%, MGSM: 92.0%, AIME 2024: 87.3%.

Is Grok 4.7 cheaper than o3-mini?

o3-mini is 1.8x cheaper for input tokens. Grok 4.7 costs $2.00/M input and $6.00/M output via xai. o3-mini costs $1.10/M input and $4.40/M output via azure.

What are the context window sizes for Grok 4.7 and o3-mini?

Grok 4.7 supports 500K tokens and o3-mini supports 200K tokens. A larger context window lets you process longer documents, conversations, or codebases in a single request.

What are the main differences between Grok 4.7 and o3-mini?

Key differences include LLM Stats Score (48.5 vs 21.5), context window (500K vs 200K), input pricing ($2.00 vs $1.10/M), multimodal support (yes vs no). See the full comparison above for benchmark-by-benchmark results.

Who makes Grok 4.7 and o3-mini?

Grok 4.7 is developed by xAI and o3-mini is developed by OpenAI.