GPT-4 Turbo
Previous Gen
The 2024 "Turbo" GPT-4. Functionally superseded by GPT-4o and GPT-4.1, kept for legacy integrations.
GPT-4 Turbo is a multimodal AI model from OpenAI. It costs $10.000 per million input tokens and $30.000 per million output tokens (blended $16.000/M), with a 128,000-token context window.
INPUT
$10.000/M
per million input tokens
OUTPUT
$30.000/M
per million output tokens
CONTEXT
128,000
tokens
What it is good at
- 128K context
- Vision
- Mature API surface
Typical use cases
- Legacy GPT-4 Turbo pipelines
- Migrations to 4.1
Benchmarks
vs. best public score
Hand-curated from each provider's published reports and public leaderboards. Methodology varies across sources, treat as directional rather than authoritative.
More from OpenAI
See all 28 →GPT-5.6 Sol
Frontier · 1,050,000 ctx
in $5.000/Mout $30.000/M
GPT-5.6 Terra
Balanced · 1,050,000 ctx
in $2.000/Mout $12.000/M
GPT-5.6 Luna
Efficient · 1,050,000 ctx
in $0.200/Mout $1.200/M
GPT-5.5
Frontier · 1,050,000 ctx
in $5.000/Mout $30.000/M
GPT-5.2
Frontier · 400,000 ctx
in $1.750/Mout $14.000/M
GPT-5.2-Codex
Coding · 400,000 ctx
in $1.750/Mout $14.000/M
Frequently asked questions
How much does GPT-4 Turbo cost?
GPT-4 Turbo costs $10.000 per million input tokens and $30.000 per million output tokens, for a blended reference rate of $16.000 per million tokens.
What is GPT-4 Turbo's context window?
GPT-4 Turbo supports up to 128,000 tokens of context in a single request.
What is GPT-4 Turbo best for?
GPT-4 Turbo is well suited to 128K context, Vision and Mature API surface.
Who makes GPT-4 Turbo?
GPT-4 Turbo is developed and served by OpenAI. It was released in Apr 2024.