Verdict
computed from the published numbersGPT-5 wins on price, on intelligence and on context window. Benchmark data is unavailable for one or both models.
Price
GPT-5
Coding
Not called
Intelligence
GPT-5
Context window
GPT-5
Key takeaways
who wins on what, from the published numbersGPT-4o wins
- Supports audio
GPT-5 wins
- Cheaper input ($2.50 vs $1.25 /1M)
- Larger context window (131K vs 410K)
- Higher max output (16K vs 128K)
- Has reasoning mode
- Has web search
Cheaper overall
GPT-5
$1.25 + $10.00 /1M
Larger context
GPT-5
410K
More providers
Tied
Pricing & specs
cheapest serving route · per 1M tokens| GPT-4o | GPT-5 | |
|---|---|---|
| Input $/1M | $2.50 | $1.25 best |
| Output $/1M | $10.00 | $10.00 |
| Context window | 131K | 410K best |
| Max output | 16K | 128K best |
| Serving providers | 6 | 6 |
| Released | 2024-05-13 | 2025-08-07 |
Benchmarks
Artificial Analysis indices, side by side| GPT-4o | GPT-5 | |
|---|---|---|
| Intelligence | 11.2 | 34.7 best |
| Coding | Not available | 37.8 |
| GPQA Diamond | 54% | 85% best |
| Output speed | 99 t/s best | 69 t/s |
| Latency (TTFT) | 5.19s best | 33.91s |
Cost calculator
choose a serving route for each sideInput tokens / month
Output tokens / month
GPT-4o
via Azure
$23
GPT-5
via Databricks
$16
Capabilities
feature support, side by side| Feature | GPT-4o | GPT-5 |
|---|---|---|
| Vision | ✓ | ✓ |
| Tool use | ✓ | ✓ |
| Reasoning | — | ✓ |
| Audio | ✓ | — |
| Prompt caching | ✓ | ✓ |
| Structured output | ✓ | ✓ |
| Web search | — | ✓ |
Related comparisons
Frequently asked questions
Which is cheaper, GPT-4o or GPT-5?
GPT-5 is cheaper for input ($2.50 vs $1.25 per 1M tokens).
What is the context window difference between GPT-4o and GPT-5?
GPT-4o has a 131K-token context window and GPT-5 has 410K tokens, so GPT-5 can take a larger prompt.
How do GPT-4o and GPT-5 compare on benchmarks?
On the tracked Artificial Analysis indices, GPT-5 leads on intelligence.
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