tokevenGPTvsGrok
GPT 4o vs Grok Build 0.1
Side-by-side comparison of pricing, task quality, and projected cost at higher scale.
Pricing
Side-by-side pricing
GPT 4o
Mid-tierGrok Build 0.1
Fast / BudgetInput $/MTok
$2.50
$1.00
Output $/MTok
$10.00
$2.00
Cache discount
50% off
80% off
Context
128K
256K
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
GPT 4o
Grok Build 0.1
Guidance
When to use GPT 4o vs Grok Build 0.1
Choose GPT 4o when...
- Similar performance; consider provider preference or ecosystem fit.
Choose Grok Build 0.1 when...
- -Cost matters: 60% cheaper on input tokens
- -You need a larger context window (256K vs 128K)
At scale
Cost at scale
Estimated cost assuming a seventy percent input and thirty percent output token split.
GPT 4o
Grok Build 0.1
100K tokens
$0.47
$0.13Cheaper
1M tokens
$4.75
$2.60Cheaper
10M tokens
$47.50
$26.00Cheaper
FAQ
When should I use GPT 4o instead of Grok Build 0.1?
GPT 4o and Grok Build 0.1 perform similarly across all tracked tasks. Pick based on pricing and provider preference.
Is Grok Build 0.1 cheaper than GPT 4o?
Yes. Grok Build 0.1 input costs $1.00/MTok vs $2.50/MTok for GPT 4o, saving 60% on input.
What are the context window sizes for GPT 4o and Grok Build 0.1?
GPT 4o has a 128K token context window. Grok Build 0.1 has a 256K token context window.
Go deeper on either model
Per-call cost calculators, provider lineups, and price history for both models on this page.
Other comparisons
How GPT 4o and Grok Build 0.1 stack up against the rest of the field.
Track your real costs
Comparisons show estimated costs at list price. The dashboard reveals your real spend and savings.