GPT-5.3 Instant

openai-gpt-5-3-instant

fields

nameREQ	GPT-5.3 Instant	help.openai.com	2026-05-03
vendorREQ	OpenAI	help.openai.com	2026-05-03
released_at	2026-04-26	help.openai.com	2026-05-03
modality	text, code, vision	help.openai.com	2026-05-03
access	closed	help.openai.com	2026-05-03
context_window	131072	help.openai.com	2026-05-03
parameters
benchmark_score
benchmark_name
announcement_url	https://help.openai.com/en/articles/11909943-gpt-53-and-gpt-55-in-chatgpt	help.openai.com	2026-05-03

history · 7 fields · 7 revisions

name1 revision

GPT-5.3 Instant current help.openai.com · 2026-05-03

GPT-5.3 in ChatGPT is the default for all logged-in users. GPT-5.3 Instant is a fast and powerful workhorse for everyday work and learning. Plus/Business context: 32K; Pro/Enterprise: 128K.

vendor1 revision

OpenAI current help.openai.com · 2026-05-03

GPT-5.3 in ChatGPT is the default for all logged-in users. GPT-5.3 Instant is a fast and powerful workhorse for everyday work and learning. Plus/Business context: 32K; Pro/Enterprise: 128K.

released_at1 revision

2026-04-26 current help.openai.com · 2026-05-03

GPT-5.3 in ChatGPT is the default for all logged-in users. GPT-5.3 Instant is a fast and powerful workhorse for everyday work and learning. Plus/Business context: 32K; Pro/Enterprise: 128K.

modality1 revision

text, code, vision current help.openai.com · 2026-05-03

GPT-5.3 in ChatGPT is the default for all logged-in users. GPT-5.3 Instant is a fast and powerful workhorse for everyday work and learning. Plus/Business context: 32K; Pro/Enterprise: 128K.

access1 revision

closed current help.openai.com · 2026-05-03

GPT-5.3 in ChatGPT is the default for all logged-in users. GPT-5.3 Instant is a fast and powerful workhorse for everyday work and learning. Plus/Business context: 32K; Pro/Enterprise: 128K.

context_window1 revision

131072 current help.openai.com · 2026-05-03

GPT-5.3 in ChatGPT is the default for all logged-in users. GPT-5.3 Instant is a fast and powerful workhorse for everyday work and learning. Plus/Business context: 32K; Pro/Enterprise: 128K.

announcement_url1 revision

https://help.openai.com/en/articles/11909943-gpt-53-and-gpt-55-in-chatgpt current help.openai.com · 2026-05-03

GPT-5.3 in ChatGPT is the default for all logged-in users. GPT-5.3 Instant is a fast and powerful workhorse for everyday work and learning. Plus/Business context: 32K; Pro/Enterprise: 128K.