gpt-4.5-preview
by OpenAI
· GPT 4.5 family · released Feb 27, 2025
Closed
Deprecated
Largest non-reasoning GPT; warm and unsophisticated EQ.
Pricing
Launch price (from Feb 27, 2025)
$75.00 in / $150.00 out per 1M tokens
Current price
No current price recorded
| Tier | Effective | In $/M | Out $/M | Cache $/M | Per image | Per second | Source |
|---|---|---|---|---|---|---|---|
| Standard | Feb 27, 2025 – Jul 14, 2025 | $75.00 | $150.00 | $37.50 | - | - | - |
| Batch | Feb 27, 2025 – Jul 14, 2025 | $37.50 | $75.00 | - | - | - | - |
Specifications
| Model type | Multimodal |
|---|---|
| Architecture | Dense |
| Parameters | Not disclosed |
| Context window | 131.1K tokens |
| Max output | 16.4K tokens |
| Knowledge cutoff | Oct 1, 2024 |
| License | Proprietary |
| Modalities | Text input Image input Text output |
| Tags | Flagship |
| End of life | Jul 14, 2025 |
| Last verified | Aug 20, 2026 |
Benchmarks
| Benchmark | Score | Src |
|---|---|---|
| LMSYS Chatbot Arena Elo | 1,398 | - |