GPT-4 Turbo

Name: GPT-4 Turbo
Brand: OpenAI
Availability: InStock

retired

OpenAI · Released Nov 2023

3× cheaper than GPT-4 with 128K context. Preview Nov 2023, GA April 2024.

Input / 1M

$10.00

Output / 1M

$30.00

Cached input / 1M

—

Context window

128K

Price history

Effective	Input	Output	Cached in	Note	Source
6 Nov 2023	$10.00	$30.00	—		openai.com/api/pricing

GPT-6 Astra

in $10.00 · out $50.00

GPT-6 Astra (batch)

in $5.00 · out $25.00

GPT-6 Astra Pro (batch)

in $5.00 · out $25.00

GPT-5.6 Luna

in $0.2 · out $1.20

Data updated Jun 11, 2026 Report a problem