AI Model Comparison
GPT-4o
GPT-4o — OpenAI large language model (2024) with a 128K-token context window and an MMLU score of 88.7%.
Key specifications
| MMLU (capability) | 88.7% |
|---|---|
| Context window (K tokens) | 128 |
| Input price ($/1M) | 2.5 |
| Output price ($/1M) | 10 |
About GPT-4o
The GPT-4o is a large language model from OpenAI with a 128K-token context window and an MMLU score of 88.7%. It is proprietary api, accessed via API. MMLU measures general knowledge and reasoning; real-world quality also depends on coding, tool use, latency and safety.
The comparisons below show how GPT-4o stacks up against the alternatives people most often weigh against it, with the specific numbers laid out side by side.
Frequently asked questions
Is the GPT-4o any good?
GPT-4o — OpenAI large language model (2024) with a 128K-token context window and an MMLU score of 88.7%.
What are the key specs of the GPT-4o?
See the specification table above for the full breakdown.
✓ Reviewed by Priya Nair, Data Quality Reviewer.
Last updated 2026-05-01