GPT-5vsGPT-4o(2025-03-27)
Across 3 shared benchmarks, GPT-5 leads overall: GPT-5 wins 3, GPT-4o(2025-03-27) wins 0, with 0 ties and an average score difference of +50.07.
GPT-5
OpenAI · 2025-08-07 · Foundation model
GPT-4o(2025-03-27)
OpenAI · 2025-03-27 · Chat model
GPT-53 wins(100%)(0%)0 winsGPT-4o(2025-03-27)
Benchmark scores
Grouped by capability, sorted by largest gap within each. 3 shared benchmarks.
General Knowledge
GPT-5 2/2| Benchmark | GPT-5 | GPT-4o(2025-03-27) | Diff |
|---|---|---|---|
| ARC-AGI | 65.7030 / 65 | 8.8060 / 65 | +56.90 |
| GPQA Diamond | 87.3037 / 178 | 66.90124 / 178 | +20.40 |
Math and Reasoning
GPT-5 1/1| Benchmark | GPT-5 | GPT-4o(2025-03-27) | Diff |
|---|---|---|---|
| AIME2025 | 99.609 / 106 | 26.70101 / 106 | +72.90 |
Specs
| Field | GPT-5 | GPT-4o(2025-03-27) |
|---|---|---|
| Publisher | OpenAI | OpenAI |
| Release date | 2025-08-07 | 2025-03-27 |
| Model type | Foundation model | Chat model |
| Architecture | Dense | Dense |
| Parameters | Not available | Not available |
| Context length | 400K | 128K |
| Max output | 128K | 4K |
Summary
- GPT-5leads in:General Knowledge (2/2), Math and Reasoning (1/1)
On average across the 3 shared benchmarks, GPT-5 scores 50.07 higher.
Largest single-benchmark gap: AIME2025 — GPT-5 99.60 vs GPT-4o(2025-03-27) 26.70 (+72.90).
Page generated from structured model, pricing and benchmark records. No real-time LLM is used to write the prose.