o1-preview
OpenAI • llm
Grande modelo de linguagem (llm) desenvolvido pela OpenAI — Intelligence Index 24/100 no Artificial Analysis; US$ 16.50/1M tokens de entrada.
Specifications
Context Window
—
Input Price/1M
$16.50
Output Price/1M
$66.00
Parameters
—
Benchmarks
o1-preview results on the main AI model evaluation benchmarks. Higher scores indicate better performance.
Coding
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| LiveCodeBench | 67.9 | 100.0 | Artificial Analysis official API |
| AA Coding Index | 34.0 | 100.0 | Artificial Analysis official API |
Math
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| MATH-500 | 92.4 | 100.0 | Artificial Analysis official API |
overall
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| AA Intelligence Index | 23.7 | 100.0 | Artificial Analysis official API |
Reasoning
| Benchmark | Score | Maximum | Methodology |
|---|---|---|---|
| MMLU Pro | 84.1 | 100.0 | Artificial Analysis official API |
| GPQA Diamond | 74.7 | 100.0 | Artificial Analysis official API |
Information
- Release date
- September 12, 2024
- Tool Calling
- ❌ Not supported
- Vision
- ❌ Not supported
- Audio
- ❌ Not supported
Full Analysis: o1-preview
What is o1-preview?
o1-preview is an AI model developed by OpenAI, classified as a llm model. It focuses on text processing and natural language generation. As a proprietary model, it is available via OpenAI's cloud API.
Pricing & Costs in 2026
o1-preview is usage-based, priced at $16.5/1M input tokens and $66/1M output tokens. For context: 1 million tokens is approximately 750,000 words, or about 10 average-length books. The premium pricing reflects the model's frontier capabilities, recommended for complex reasoning, analysis, and generation tasks where quality takes priority over cost.
Benchmarks & Performance
o1-preview was evaluated on 6 different benchmarks, covering categories like Coding, Math, overall, Reasoning. Results show exceptional performance across available evaluations.
It's important to note that benchmarks measure specific aspects and don't capture the full user experience. Factors like instruction adherence, behavior in long conversations, and real-world task quality vary significantly between models and aren't always reflected in standard scores.
Recommended Use Cases
o1-preview is suitable for a wide range of AI applications: text generation, summarization, translation, and general assistance.
Comparison with Alternatives
In the 2026 AI model ecosystem, o1-preview competes directly with similarly capable models. Key competitors include Claude (Anthropic), Gemini (Google), and open source models like Llama (Meta) and Qwen (Alibaba). The choice between models depends on the specific use case, budget, latency requirements, and need for features like multimodality and tool calling.
For a detailed side-by-side comparison, use our comparison tool or check the overall model ranking.
Frequently Asked Questions
What is o1-preview?
o1-preview is an AI model developed by OpenAI. It is a llm model.
How much does o1-preview cost?
o1-preview costs $16.5/1M input tokens and $66/1M output tokens. For heavy usage (e.g., a chatbot handling 100k messages/month), costs can range from $10 to $1,000 depending on volume.
How does o1-preview compare with other models?
In available benchmarks, o1-preview scored: LiveCodeBench: 67.9/100, AA Coding Index: 34/100, MATH-500: 92.4/100. See the full table above for a detailed comparison.
Is o1-preview open source?
No, o1-preview is a proprietary model from OpenAI. It is available via cloud API. For open source alternatives, check our open source model ranking.
What is o1-preview best for?
o1-preview excels at general-purpose language tasks.
Last updated: June 01, 2026 • View methodology →