OpenAI: o3
This AI model, OpenAI's o3, processes text, images, and files as input modalities, allowing for flexible data handling. It supports tools and reasoning capabilities, but its structured output is not specified. The model has a high context length of 200,000 tokens and can generate up to 100,000 completion tokens. OpenAI's o3 may be worth considering for users who require robust text generation and image processing capabilities. At $2.0 per million input tokens and $8.0 per million output tokens, its pricing is competitive with other models in the market. The model's blended benchmark score of 77.7 across three independent benchmarks suggests it performs well on a range of tasks, including the Aider Polyglot (81.3) and EQBench (74.7) tests.
Benchmark results
Independent, published benchmarks. Blended score 77.7 across 3 benchmarks, last refreshed 2026-09-04. How scoring works →
| Benchmark | Measures | Score |
|---|---|---|
| Aider Polyglot | code editing across languages | 81.3 |
| AI Index | broad capability composite | 51.3 |
| EQ-Bench | emotional understanding in dialogue | 74.7 |
- Model ID
- openai/o3
- Vendor
- openai
- Released
- April 2025
- Tokenizer
- GPT
- Input Modalities
- image, text, file
- Output Modalities
- text
- Max Output
- 100,000 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- ✓ supported
- Vision
- ✓ accepts images
- Audio
- no
- Moderated
- yes
What it costs in practice
Computed from the current $2.00/M input and $8.00/M output rates. Run your own numbers →
| Job | Tokens | Cost |
|---|---|---|
| Summarize a 50-page report | 30k in / 1.5k out | $0.07 |
| Classify 1,000 customer emails | 500k in / 50k out | $1.40 |
| A month of a busy support chatbot | 5M in / 2M out | $26.00 |
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Quick answers
- How much does OpenAI: o3 cost?
- $2.00 per million input tokens and $8.00 per million output tokens.
- What is OpenAI: o3's context window?
- 200,000 tokens, roughly 300 pages of text in a single request.
- Does OpenAI: o3 support tool calling?
- It supports tool calling, structured output, a reasoning mode.
- Can OpenAI: o3 process images?
- Yes, it accepts image input.