OpenAI: GPT-4o
The OpenAI GPT-4o model is designed for various input types, including text, images, and files, with a maximum context length of 128,000 tokens. It supports tools integration but lacks reasoning capabilities. The output structure is not specified. For users who need to process large input data and can afford the price point, OpenAI GPT-4o might be worth considering. Its pricing model charges $2.5 per million input tokens and $10 per million output tokens. While its benchmark performance has a blended score of 31 across two independent benchmarks, including a score of 45.3 on Aider Polyglot, this may not be sufficient to justify its cost for users with more modest requirements or who prefer models with lower prices.
Benchmark results
Independent, published benchmarks. Blended score 31.0 across 2 benchmarks, last refreshed 2026-09-07. How scoring works →
| Benchmark | Measures | Score |
|---|---|---|
| Aider Polyglot | code editing across languages | 45.3 |
| AI Index | broad capability composite | 9.0 |
- Model ID
- openai/gpt-4o
- Vendor
- openai
- Released
- May 2024
- Tokenizer
- GPT
- Input Modalities
- text, image, file
- Output Modalities
- text
- Max Output
- 16,384 tokens
- Tool Calling
- ✓ supported
- Structured Output
- ✓ supported
- Reasoning Mode
- not supported
- Vision
- ✓ accepts images
- Audio
- no
- Moderated
- yes
What it costs in practice
Computed from the current $2.50/M input and $10.00/M output rates. Run your own numbers →
| Job | Tokens | Cost |
|---|---|---|
| Summarize a 50-page report | 30k in / 1.5k out | $0.09 |
| Classify 1,000 customer emails | 500k in / 50k out | $1.75 |
| A month of a busy support chatbot | 5M in / 2M out | $32.50 |
Similar models
OpenAI: GPT-4o (2024-11-20)
OpenAI: GPT-4o (2024-08-06)
OpenAI: GPT-5 Image
OpenAI: GPT Audio Mini
OpenAI: gpt-oss-120b (batch)
OpenAI: GPT-5.4 Image 2
Quick answers
- How much does OpenAI: GPT-4o cost?
- $2.50 per million input tokens and $10.00 per million output tokens.
- What is OpenAI: GPT-4o's context window?
- 128,000 tokens, roughly 192 pages of text in a single request.
- Does OpenAI: GPT-4o support tool calling?
- It supports tool calling, structured output.
- Can OpenAI: GPT-4o process images?
- Yes, it accepts image input.