OpenAI
o3
o3 by OpenAI — compare inference API pricing across providers.
Input from
$1.00 / 1M tokens
across 2 providers
API Pricing
Cheapest on OpenAI — 33% below avg| Provider | Input / 1M | Output / 1M | Cached / 1M |
|---|---|---|---|
| $1.00 | $4.00 | - | |
| $1.00 | $4.00 | $0.250 | |
| $2.00 | $8.00 | $0.500 | |
| $2.00 | $8.00 | $0.500 |
Prices updated daily. Last check: Aug 26, 2026
o3 pricing by provider
Input, output, and batch rates, plus alternatives, for one provider at a time.
Performance & Benchmarks
Source: Artificial Analysis →Intelligence
31.1 / 100
Math
88.3 / 100
Output Speed
139 t/s
Latency (TTFT)
4.8s
Reasoning & Knowledge
- MMLU-Pro85.3%
- GPQA Diamond82.7%
- Humanity's Last Exam20.1%
Coding
- LiveCodeBench80.8%
- SciCode41.0%
Math
- AIME 202588.3%
- AIME90.3%
- MATH-50099.2%
Agentic & Tool Use
- Terminal-Bench Hard37.1%
- τ²-bench80.7%
Instruction & Long Context
- IFBench71.4%
- Long-Context Reasoning73.3%
Benchmarks measured Aug 2026. Scores are independent evaluations, not vendor-reported.
Model Details
General
- Creator
- OpenAI
- Modalities
- Text
Capabilities
- Tool Calling
- No
- Open Source
- No