Longterm Wiki

GPT-4 Turbo

OpenAI

GPT-4 Turbo was announced at OpenAI DevDay on November 6, 2023. It featured a 128K context window (16x the original GPT-4), lower pricing (\$10/\$30 per MTok, 3x cheaper than GPT-4), multimodal vision capabilities, and a knowledge cutoff of April 2023 (later updated to December 2023).

Developer
OpenAI
Released
2023-11-06
Context Window
128K tokens

Pricing

TypePrice per MTok
Input$10
Output$30

GPT Family6

ModelTierReleasedInput $/MTok
GPT-4.1flagship2025-04-14$2
GPT-4.1 minimini2025-04-14$0.4
GPT-4.1 nanonano2025-04-14$0.1
GPT-4o minimini2024-07-18$0.15
GPT-4oflagship2024-05-13$2.5
GPT-4flagship2023-03-14$30

Other OpenAI Models6

o32025-04-16
o-series (flagship)
o4-mini2025-04-16
o-series (mini)
o3-mini2025-01-31
o-series (mini)
o12024-12-05
o-series (flagship)
o1-preview2024-09-12
o-series (preview)
o1-mini2024-09-12
o-series (mini)

Details

Model FamilyGPT
Tierflagship
Generation4-turbo
Release Date2023-11-06
Context Window128K tokens

Capabilities2

tool-usevision

Sources1

Tags

gptgpt-4