GPT-5 High vs GPT-5 Medium: Specs & Benchmark Comparison
| Characteristic | GPT-5 High | GPT-5 Medium |
|---|---|---|
| Company | OpenAI | OpenAI |
| Release Date | August 6, 2025 | August 6, 2025 |
| Parameters | — | — |
| Multimodal | Yes | Yes |
| Context (input) | 400K | 400K |
| Context (output) | 128K | 64K |
| Input Price / 1M | $2.00 | $0.75 |
| Output Price / 1M | $8.00 | $3.00 |
| Average Score | 0.9 | 0.9 |
| Benchmarks | ||
| AIME 2025 | 0.9 | 0.9 |
| GPQA | 0.9 | 0.9 |
Visual Benchmark Comparison
GPT-5 High
GPT-5 Medium
AIME 20250.9 vs 0.9
0.9
0.9
GPQA0.9 vs 0.9
0.9
0.9
Verdict
GPT-5 Medium leads in 1 out of 4 comparison categories.
Overall Performance
Both models show comparable average scores: GPT-5 High — 0.9, GPT-5 Medium — 0.9.
API Cost
GPT-5 Medium is 2.7x cheaper: input $0.75/1M vs $2.00/1M tokens.
Context Window
Same context size: 400K tokens.
Recency
Both models were released around the same time: 8/6/2025 and 8/6/2025.
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The GPT-5 High and GPT-5 Medium comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GPT-5 High or GPT-5 Medium page. See also the complete list of AI model comparisons.