How many users does ChatGPT have?

1 billion users as of September 11, 2026.

ChatGPT as of November 13, 2026

Name: ChatGPT on the AsOf record
Creator: AsOf
License: https://asof.is/data#license

AsOf

Record

ChatGPT as of November 13, 2026 · AsOf

Models

model timeline →

Default model in ChatGPT: GPT-6 Luna since October 8, 2026

history

GPT-6 Luna2026-10

GPT model family

All 34 models →

Line	Newest model	Released	Status	Context	Price
Astra	GPT-6 Astra★ Flagshipgpt-6-astra	2026-09-03	Available	—	—
Terra	GPT-6.1 Terra◆ Newest releasegpt-6.1-terra	2026-10-26	Available	—	$1 / $5 per 1M tokens (in / out)
GPT (Sol)	GPT-6.1 Solgpt-6.1-sol	2026-09-29	Available	—	—
Luna	GPT-6 LunaApp defaultgpt-6-luna	2026-09-22	Available	—	$0.1 / $0.5 per 1M tokens (in / out)
Instant	GPT-5.5 Instant	2026-05-05	status not on record	—	—
Mini	GPT-5.4 minigpt-5.4-mini	2026-03-17	Available	—	—
Nano	GPT-5.4 nanogpt-5.4-nano	2026-03-17	Deprecated 2026-10-01	—	—
Codex	GPT-5.3-Codexgpt-5.3-codex	2026-02-24	Deprecated 2026-10-01	—	—

Astra line
GPT-6 Astra★ Flagshipgpt-6-astra
Released
2026-09-03
Status
Available
Context
—
Price
—
Terra line
GPT-6.1 Terra◆ Newest releasegpt-6.1-terra
Released
2026-10-26
Status
Available
Context
—
Price
$1 / $5 per 1M tokens (in / out)
GPT (Sol) line
GPT-6.1 Solgpt-6.1-sol
Released
2026-09-29
Status

★ Flagship: the line its lab calls its most capable, in the lab's own words · ◆ Newest release: the family's most recent · App default: the model ChatGPT answers with by default · Status is availability as a claim states it: Available (a current price, an availability claim or an app default), Deprecated (still served, shutdown announced), Retired, or not on record · Context and price in one format; the lab's own words are on each value's claim.

ChatGPT

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Models

GPT model family

Latest

State changes since 2026-05-17