o3
Developer: OpenAI
Also known as
o3 by OpenAI is available through 90 API providers on LMSpeed. Compare API pricing from $0.400 to $75.00 per million input tokens across providers. In speed benchmarks, the fastest provider reaches 134 tok/s.
Compare o3 API pricing across 90 providers. Input prices range from $0.400 to $75.00 per million input. 柏拉图AI offers the lowest rate at $0.400/M.
| Provider | Model Variant | Input ($/M) | Output ($/M) | Speed (t/s) |
|---|---|---|---|---|
 柏拉图AI | o3-all | $0.400 | $0.400 | — |
 毫秒API | o3-all | $0.400 | $0.400 | — |
| o3-all | $0.400 | $0.400 | — | |
 小豆包API | o3-all | $0.400 | $0.400 | — |
 PoloAPI | o3-all | $0.400 | $0.400 | — |
 KKSJ-AI | o3-all | $0.500 | $0.500 | — |
 SanShui API | o3 | $0.600 | $0.600 | — |
| SanShui API | o3-all | $0.600 | $0.600 | — |
 Aizex API | o3 | $0.600 | $0.600 | — |
| Aizex API | o3-all | $0.600 | $0.600 | — |
| 钱多多 API | o3-all | $0.600 | $0.600 | — |
 艾可API | o3-all | $0.700 | $0.700 | — |
| Synapse | o3 | $1.00 | $1.00 | — |
| Synapse | o3-2025-04-16 | $1.00 | $1.00 | — |
| KKSJ-AI | o3 | $1.80 | $7.20 | — |
| KKSJ-AI | o3-2025-04-16 | $1.80 | $7.20 | — |
 OpenRouter Fans | openai/o3 | $1.80 | $7.20 | — |
 AAAI | o3 | $2.00 | $8.00 | — |
| AAAI | o3-2025-04-16 | $2.00 | $8.00 | — |
| o3 | $2.00 | $8.00 | — |
Pricing data from provider public APIs
Compare speed and latency performance across all API providers.
Showing 1-1 of 1 providers
| Provider | Speed | Latency | Tests |
|---|---|---|---|
 o3 | 134.40 tok/s | 2.82s | 5 |
Latest benchmark results measuring API response speed and first-token latency.
| Time | Model | Speed | Latency |
|---|---|---|---|
| 07/03/2025, 14:56 | o3 | 158.15 tok/s | 2.76s |
| 07/03/2025, 14:56 | o3 | 149.78 tok/s | 2.80s |
| 07/03/2025, 14:56 |
o3 |
135.05 tok/s |
1.85s |
| 07/03/2025, 14:56 | o3 | 146.11 tok/s | 3.29s |
| 07/03/2025, 14:56 | o3 | 82.91 tok/s | 3.41s |
