GeminivsGrok

Gemini 3.1 Pro Custom Tools vs Grok 4.7

Side-by-side comparison of pricing, task quality, and projected cost at higher scale.

Pricing

Side-by-side pricing

Gemini 3.1 Pro Custom Tools

Mid-tier

Grok 4.7

Flagship
Input $/MTok
$2.00
$2.00
Output $/MTok
$12.00
$6.00
Cache discount
90% off
75% off
Context
1,048.576K
500K

Quality

Task confidence comparison

Confidence score from zero to one hundred by task type, where higher is better.
Code Generation
0
vs
0
Code Review
0
vs
0
Summarization
0
vs
0
Q&A
0
vs
0
Extraction
0
vs
0
Reasoning
0
vs
0
Classification
0
vs
0
Creative Writing
0
vs
0
Gemini 3.1 Pro Custom Tools
Grok 4.7

Guidance

When to use Gemini 3.1 Pro Custom Tools vs Grok 4.7

Choose Gemini 3.1 Pro Custom Tools when...

  • -You need a larger context window (1,048.576K vs 500K)
  • Similar performance; consider provider preference or ecosystem fit.

Choose Grok 4.7 when...

  • Similar performance; consider provider preference or ecosystem fit.

At scale

Cost at scale

Estimated cost assuming a seventy percent input and thirty percent output token split.
Gemini 3.1 Pro Custom Tools
Grok 4.7
100K tokens
$0.50
$0.32Cheaper
1M tokens
$8.20
$6.40Cheaper
10M tokens
$82.00
$64.00Cheaper

FAQ

When should I use Gemini 3.1 Pro Custom Tools instead of Grok 4.7?

Gemini 3.1 Pro Custom Tools and Grok 4.7 perform similarly across all tracked tasks. Pick based on pricing and provider preference.

Is Grok 4.7 cheaper than Gemini 3.1 Pro Custom Tools?

Both models have the same input pricing at $2.00/MTok. Compare output pricing: $12.00 vs $6.00/MTok.

What are the context window sizes for Gemini 3.1 Pro Custom Tools and Grok 4.7?

Gemini 3.1 Pro Custom Tools has a 1,048.576K token context window. Grok 4.7 has a 500K token context window.

Track your real costs

Comparisons show estimated costs at list price. The dashboard reveals your real spend and savings.