AI Model Comparison

GPT-4 Turbo

GPT-4 Turbo — OpenAI large language model (2023) with a 128K-token context window and an MMLU score of 86.5%.

Key specifications

MMLU (capability)86.5%
Context window (K tokens)128
Input price ($/1M)10
Output price ($/1M)30

About GPT-4 Turbo

The GPT-4 Turbo is a large language model from OpenAI with a 128K-token context window and an MMLU score of 86.5%. 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-4 Turbo 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-4 Turbo any good?

GPT-4 Turbo — OpenAI large language model (2023) with a 128K-token context window and an MMLU score of 86.5%.

What are the key specs of the GPT-4 Turbo?

See the specification table above for the full breakdown.

MC
Marcus Chen
Hardware & Product Analyst

Marcus benchmarks processors, GPUs, phones and vehicles and maintains normalized performance databases.

MSc Computer Engineering10+ years review experience
✓ Reviewed by Priya Nair, Data Quality Reviewer.
Last updated 2026-05-01

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