GPT-4 Turbo

Deprecated

An OpenAI model with a 128K-token context window, image input and tool calling. On the OpenAI API since April 9, 2024, now deprecated.

Access details: OpenAI API

An alias. The provider can point it at a newer version.

gpt-4-turbo

Updated Sep 23, 2026

Sources & notes

Capabilities & limits

Context window: 128K
Maximum output: 4K
Image input: Supported
Tool calling: Supported
Structured output: Unsupported

Pricing

USD / 1M tokens

Input: $10.00
Output: $30.00

Standard rates per million tokens. Discounts and long-context rates, where offered, are on OpenAI's pricing page.

Full rate card 2 rates

All prices in USD.

Standard input

$10.00 per 1M tokens

standard processing

Standard output

$30.00 per 1M tokens

standard processing

No cached-input rate listed. Batch API (gpt-4-turbo-2024-04-09): $5 input / $15 output. Deprecated: shutdown scheduled October 23, 2026 (deprecations page).

Price history

Sep 23, 2026

Input $10.00 per million tokens

Sep 23, 2026

Output $30.00 per million tokens

Technical details

Parameters: Not published
Active parameters: Not published
Architecture: Not published
Training / knowledge cutoff: Dec 01, 2023
Input modalities: Text, image
Output modalities: Text

From OpenAI

Official announcement ↗

Release & lifecycle

First available: Apr 9, 2024
deprecated: As of Sep 13, 2026