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Grok 4.7 vs Solar Pro 4

Grok 4.7 leads the LLM Stats Score 48.5 to 35.2. Solar Pro 4 is 5.7x cheaper per token.

xAI · Upstage · Updated for 2026

Which is better?

Grok 4.7 leads the overall LLM Stats Score 48.5 to 35.2, ranking #23 overall.

On price, Solar Pro 4 is roughly 5.7x cheaper per token on a blended 3:1 input/output basis, which adds up quickly at production volume.

Solar Pro 4 also accepts a larger context window (524,288 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 #23 on LLM Stats
  • your work emphasizes coding and agents — it leads those capability indexes
  • you want the most recent training data — it shipped Sep 2026

Choose Solar Pro 4

  • cost matters — it's about 5.7x cheaper per token
  • you process long inputs — it offers a 524,288 token context window

At a glance

The differences that matter most.

Grok 4.7
xAI
Solar Pro 4
Upstage
Core performance indexes
LLM Stats Score
48.5
#23
35.2
#91
Reasoning
37.4
#69
34.8
#87
Coding
40.1
#13
21.0
#93
Agents
36.1
#19
11.6
#110
Cost, coverage & limits
Benchmark wins
—
—
Input price
$2.00 / M
$0.30 / M
Output price
$6.00 / M
$1.20 / M
Context window
500,000
524,288

Individual benchmarks

23 reported for Grok 4.7 · 9 for Solar Pro 4

No common benchmarks found

Grok 4.7 and Solar Pro 4don'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

Solar Pro 4 costs less

For input processing, Grok 4.7 ($2.00/1M tokens) is 6.7x more expensive than Solar Pro 4 ($0.30/1M tokens).

For output processing, Grok 4.7 ($6.00/1M tokens) is 5.0x more expensive than Solar Pro 4 ($1.20/1M tokens).

In conclusion, Grok 4.7 is more expensive than Solar Pro 4.*

* 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 4.7
Input tokens$2.00
Output tokens$6.00
Best providerxAI
Upstage
Solar Pro 4
Input tokens$0.30
Output tokens$1.20
Best providerUnknown Organization
Notice missing or incorrect data?Start an Issue→

Context Window

Maximum input and output token capacity

Solar Pro 4 accepts 524,288 input tokens compared to Grok 4.7's 500,000 tokens. Only Solar Pro 4 specifies output context (131,072 tokens).

xAI
Grok 4.7
Input500,000 tokens
Output- tokens
Upstage
Solar Pro 4
Input524,288 tokens
Output131,072 tokens
Tue Sep 22 2026 • llm-stats.com

Input capabilities

Documented input modalities across available providers

Grok 4.7 supports multimodal inputs, whereas Solar Pro 4 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

Solar Pro 4

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

Solar Pro 4

Proprietary

Closed source

Release Timeline

When each model was launched

Grok 4.7 was released on 2026-09-21, while Solar Pro 4 was released on 2026-08-06.

Grok 4.7 is 2 months newer than Solar Pro 4.

Grok 4.7

Sep 21, 2026

1 days ago

1mo newer
Solar Pro 4

Aug 6, 2026

1 months ago

Knowledge Cutoff

When training data ends

Grok 4.7 has a documented knowledge cutoff of 2026-06-01, while Solar Pro 4's cutoff date is not specified.

We can confirm Grok 4.7's training data extends to 2026-06-01, but cannot make a direct comparison without Solar Pro 4's cutoff date.

Grok 4.7

Jun 2026

Solar Pro 4

—

Provider Availability

Grok 4.7 is available from xAI. Solar Pro 4 is available from Upstage.

Grok 4.7

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

Solar Pro 4

upstage logo
Unknown Organization
Input Price:Input: $0.30/1MOutput Price:Output: $1.20/1M
* 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 Solar Pro 4 side-by-side, then vote on the output you prefer.

Grok 4.7
✓ Preferred
Solar Pro 4
Open in Playground

FAQ

Common questions about Grok 4.7 vs Solar Pro 4.

Which is better, Grok 4.7 or Solar Pro 4?

Grok 4.7 leads the LLM Stats Score 48.5 to 35.2. Grok 4.7 is made by xAI and Solar Pro 4 is made by Upstage. 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 Solar Pro 4 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%. Solar Pro 4 scores AIME 2026: 95.3%, GPQA: 89.0%, LiveCodeBench: 87.8%, MMLU-Pro: 86.3%, AA-LCR: 71.0%.

Is Grok 4.7 cheaper than Solar Pro 4?

Solar Pro 4 is 6.7x cheaper for input tokens. Grok 4.7 costs $2.00/M input and $6.00/M output via xai. Solar Pro 4 costs $0.30/M input and $1.20/M output via upstage.

What are the context window sizes for Grok 4.7 and Solar Pro 4?

Grok 4.7 supports 500K tokens and Solar Pro 4 supports 524K 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 Solar Pro 4?

Key differences include LLM Stats Score (48.5 vs 35.2), context window (500K vs 524K), input pricing ($2.00 vs $0.30/M), multimodal support (yes vs no). See the full comparison above for benchmark-by-benchmark results.

Who makes Grok 4.7 and Solar Pro 4?

Grok 4.7 is developed by xAI and Solar Pro 4 is developed by Upstage.

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