Fact

OpenAI — User Count: 800 million

confirmed99% confidence

1 evidence check

Last checked: 3/31/2026

The source text directly confirms the claim. Sam Altman announced on October 6, 2025 (matching the date in the claim) that ChatGPT has 800 million weekly active users. The source also provides the progression context mentioned in the additional context (500M in March 2025, 700M in August 2025, 800M in October 2025). The metric is explicitly stated as 'weekly active users' matching the claim's specification.

Evidence — 1 source, 1 check

techcrunch.com/2025/10/06/sam-altman-says-chatgpt-has-hit-800m-weekly-active-users/(1 check)

confirmed99%primaryHaiku 4.5 · 3/31/2026

Found: Sam Altman said Monday that ChatGPT has reached 800 million weekly active users. More than 800 million people use ChatGPT every week.

Note: The source text directly confirms the claim. Sam Altman announced on October 6, 2025 (matching the date in the claim) that ChatGPT has 800 million weekly active users. The source also provides the progression context mentioned in the additional context (500M in March 2025, 700M in August 2025, 800M in October 2025). The metric is explicitly stated as 'weekly active users' matching the claim's specification.

Debug info

Record type: fact

Record ID: f_D0oBnU732w