{
  "schema_version": "1.1",
  "id": "chatgpt-800-million-weekly-users",
  "slug": "chatgpt-800-million-weekly-users",
  "url": "https://groundedkit.com/claims/chatgpt-800-million-weekly-users/",
  "api_url": "https://groundedkit.com/api/claims/chatgpt-800-million-weekly-users.json",
  "claim": "ChatGPT has more than 800 million weekly users (OpenAI, Oct. 2025)",
  "commonly_cited_as": "\"How many people use ChatGPT?\" / \"ChatGPT has 800M weekly users\"",
  "verdict": "verified",
  "verdict_definition": "Primary source found; it says the same thing, the scope matches, and it is reasonably current.",
  "confidence": "medium",
  "rating": {
    "value": 5,
    "best": 5,
    "worst": 1
  },
  "origin": {
    "publisher": "OpenAI (Sam Altman, DevDay keynote)",
    "title": "OpenAI DevDay 2025 (Oct. 6, 2025)",
    "year": "2025"
  },
  "quote": "800M+ weekly ChatGPT users",
  "method": "Company-reported weekly active users; OpenAI does not publish its counting method.",
  "drift": [
    "Date: an October 2025 figure; OpenAI may have reported newer numbers since",
    "Definition: weekly active users, not unique people"
  ],
  "interest": "OpenAI sells ChatGPT subscriptions and API access.",
  "safe_rephrasing": "OpenAI said at DevDay on Oct. 6, 2025 that ChatGPT had more than 800 million weekly users; this is self-reported.",
  "sources": [
    {
      "title": "OpenAI — DevDay 2025 page",
      "url": "https://openai.com/devday/2025/",
      "primary": true
    },
    {
      "title": "TechCrunch — Sam Altman says ChatGPT has hit 800M weekly active users (Oct. 6, 2025)",
      "url": "https://techcrunch.com/2025/10/06/sam-altman-says-chatgpt-has-hit-800m-weekly-active-users/",
      "primary": false
    }
  ],
  "kind": "reference_fact",
  "as_of": "Stated Oct. 6, 2025",
  "last_checked": "2026-10-16",
  "stale": false,
  "date_reviewed": "2026-10-16",
  "license": "CC BY 4.0",
  "license_url": "https://creativecommons.org/licenses/by/4.0/"
}