GeminivsGrok

Gemini 3.5 Flash vs Grok Build 0.1

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

Pricing

Side-by-side pricing

Gemini 3.5 Flash

Fast / Budget

Grok Build 0.1

Fast / Budget
Input $/MTok
$1.50
$1.00
Output $/MTok
$9.00
$2.00
Cache discount
90% off
80% off
Context
1.0M
256K

Quality

Task confidence comparison

Confidence score from zero to one hundred by task type, where higher is better.
Code Generation
61
vs
54
Code Review
65
vs
0
Summarization
76
vs
63
Q&A
84
vs
0
Extraction
73
vs
71
Reasoning
82
vs
76
Classification
92
vs
0
Creative Writing
75
vs
73
Gemini 3.5 Flash
Grok Build 0.1

Guidance

When to use Gemini 3.5 Flash vs Grok Build 0.1

Choose Gemini 3.5 Flash when...

  • -You need strong reasoning (confidence 82 vs 76)
  • -You need strong summarization (confidence 76 vs 63)
  • -You need strong creative writing (confidence 75 vs 73)
  • -You need strong extraction (confidence 73 vs 71)
  • -You need a larger context window (1.0M vs 256K)

Choose Grok Build 0.1 when...

  • -Cost matters: 33% cheaper on input tokens

At scale

Cost at scale

Estimated cost assuming a seventy percent input and thirty percent output token split.
Gemini 3.5 Flash
Grok Build 0.1
100K tokens
$0.38
$0.13Cheaper
1M tokens
$3.75
$2.60Cheaper
10M tokens
$37.50
$26.00Cheaper

FAQ

When should I use Gemini 3.5 Flash instead of Grok Build 0.1?

Gemini 3.5 Flash outperforms Grok Build 0.1 for Code Generation, Summarization, Extraction. It costs $1.50/$9.00 per million tokens (input/output).

Is Grok Build 0.1 cheaper than Gemini 3.5 Flash?

Yes. Grok Build 0.1 input costs $1.00/MTok vs $1.50/MTok for Gemini 3.5 Flash, saving 33% on input.

What are the context window sizes for Gemini 3.5 Flash and Grok Build 0.1?

Gemini 3.5 Flash has a 1.0M token context window. Grok Build 0.1 has a 256K token context window.

Track your real costs

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