GPT-4 vs Grok Code

Performance benchmarks + pricing comparison — updated April 2026

GPT-4

OpenAI

Original GPT-4. Most expensive OpenAI model, largely superseded by newer options.

Input$30.00/M
Output$60.00/M
Context8K tokens
Best ForLegacy applications requiring GPT-4 specifically
Benchmark68/100

Grok Code

xAI

xAI's coding-specialized model. Optimized for code generation, debugging, and software engineering tasks.

Input$1.50/M
Output$7.50/M
Context128K tokens
Best ForCode generation, debugging, software development workflows

Cost Comparison by Scenario

Estimated cost per project with 30% cache hit rate. Actual costs may vary based on usage patterns.

ScenarioGPT-4Grok CodeSavings
Small Script (1K lines) $2.85 $0.28 Grok Code saves $2.57 (90%)
Medium Feature (10K lines) $22.50 $2.02 Grok Code saves $20.48 (91%)
Large Project (50K lines) $112.50 $10.13 Grok Code saves $102.38 (91%)
Code Review (5K lines) $6.75 $0.45 Grok Code saves $6.30 (93%)

Verdict

Grok Code wins on both price and performance — $1.50/M input with a benchmark score of N/A/100.

For most developers, this is the clear choice between these two models.

Compare with Other Models