Model Comparison
GPT-4
vs. GPT-4o (ChatGPT)
Comparing 2 AI models · 7 benchmarks · OpenAI
Recommended Pick
Op GPT-4o (ChatGPT) 6 metric wins Strongest on: Input price, Output price, TTFT
Lowest Price
GPT-4o (ChatGPT)
$0.00/1M input price
Best Reasoning
GPT-4o (ChatGPT)
30.6 reasoning score
Blends available reasoning benchmarks
Best for Coding
GPT-4
13.1 coding index
Composite Indices
Higher is better; speed and price are normalized
Standard Benchmarks
Only benchmarks with data are shown
Differences That Matter
Price gap
GPT-4o (ChatGPT) is ∞x cheaper on input tokens than GPT-4.
Reasoning gap
GPT-4o (ChatGPT) leads GPT-4 by 23.6 points on reasoning.
Top-pick rationale
GPT-4o (ChatGPT) wins 6 measurable categories, including Input price, Output price, TTFT, Latency.
Response Face-Off
Run one prompt through the selected models and compare response quality with live speed and cost context.
GPT-4
OpenAI
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
GPT-4o (ChatGPT)
OpenAI
TTFT
—
Time
—
tok/s
—
Tokens
—
Cost
—
Which answer was more useful?
Full Comparison
| Metric | Op GPT-4 | Top Pick Op GPT-4o (ChatGPT) |
|---|---|---|
| Pricing per 1M tokens | ||
| Input Cost | $30.00/1M | $0.00/1M |
| Output Cost | $60.00/1M | $0.00/1M |
| Blended (3:1) | $37.50/1M | — |
| Specifications | ||
| Organization | OpenAI | OpenAI |
| Release Date | Mar 14, 2023 | Feb 15, 2025 |
| Performance & Speed | ||
| Throughput | 33.6 tok/s | — |
| TTFT | 1057ms | — |
| Latency | 1057ms | — |
| Composite Indices | ||
| Value Score | 100.0 | — |
| Reasoning Score | 7.0 | 30.6 |
| Intelligence | 7.0 | 8.2 |
| Coding | 13.1 | — |
| Standard Benchmarks | ||
| GPQA | — | 51.1% |
| MMLU Pro | — | 77.3% |
| HLE | — | 3.7% |
| MATH 500 | — | 79.7% |
| AIME (Original) | — | 10.3% |
| SciCode | — | 33.4% |
| LCR | — | 53.0% |
Key Takeaways
GPT-4o (ChatGPT) offers the best value at $0.00/1M, making it ideal for high-volume applications and cost-conscious projects.
GPT-4o (ChatGPT) has the strongest reasoning profile with a 30.6 reasoning score, combining the available reasoning-heavy benchmarks.
GPT-4 reaches a 13.1 coding index, making it the top choice for software development and code generation tasks.
All models support context windows of ∞+ tokens, suitable for processing lengthy documents and maintaining extended conversations.
When to Choose Each Model
GPT-4
- Code generation
- Software development
GPT-4o (ChatGPT)
- Cost-sensitive applications
- High-volume processing
- Complex reasoning tasks
- Research & analysis
