GPT-5.4 vs GPT-5.4 Pro: Specs & Benchmark Comparison
| Characteristic | GPT-5.4 | GPT-5.4 Pro |
|---|---|---|
| Company | OpenAI | OpenAI |
| Release Date | March 5, 2026 | March 1, 2026 |
| Parameters | — | — |
| Multimodal | Yes | Yes |
| Context (input) | 1.0M | 1.0M |
| Context (output) | 128K | 128K |
| Input Price / 1M | $2.50 | $15.00 |
| Output Price / 1M | $15.00 | $225.00 |
| Average Score | 0.9 | 0.0 |
Verdict
GPT-5.4 leads in 1 out of 3 comparison categories.
API Cost
GPT-5.4 is 13.7x cheaper: input $2.50/1M vs $15.00/1M tokens.
Context Window
Same context size: 1M tokens.
Recency
Both models were released around the same time: 3/5/2026 and 3/1/2026.
More About These Models
Related Comparisons
The GPT-5.4 and GPT-5.4 Pro comparison is updated for 2026. Data includes benchmark results, API pricing, context window size and other specifications. For more detailed information, visit the GPT-5.4 or GPT-5.4 Pro page. See also the complete list of AI model comparisons.