{
  "schema_version": "1.1",
  "id": "statcounter-chatgpt-80-percent-ai-chatbot-share-sept-2026",
  "slug": "statcounter-chatgpt-80-percent-ai-chatbot-share-sept-2026",
  "url": "https://groundedkit.com/claims/statcounter-chatgpt-80-percent-ai-chatbot-share-sept-2026/",
  "api_url": "https://groundedkit.com/api/claims/statcounter-chatgpt-80-percent-ai-chatbot-share-sept-2026.json",
  "claim": "ChatGPT had 80.48% of worldwide AI chatbot referral share in September 2026 (StatCounter)",
  "commonly_cited_as": "\"What is ChatGPT's market share?\" / \"Which AI chatbot is most used?\"",
  "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": "StatCounter Global Stats",
    "title": "AI Chatbot Market Share Worldwide (September 2026)",
    "year": "2026"
  },
  "quote": "AI Chatbot Market Share Worldwide - September 2026 ChatGPT 80.48 % Google Gemini 10.91 % Perplexity 5.85 % Microsoft Copilot 1.79 % Claude 0.95 % Deepseek 0.02 %",
  "method": "Share of referral traffic from AI chatbots to websites in StatCounter's network; not share of users or prompts.",
  "drift": [
    "Metric: referrals to websites, not usage; chatbots that link out more score higher"
  ],
  "interest": "StatCounter sells web analytics.",
  "safe_rephrasing": "StatCounter's September 2026 data showed ChatGPT sending 80.48% of AI-chatbot referral traffic to websites in its network, ahead of Gemini (10.91%) and Perplexity (5.85%); this measures referrals, not users.",
  "sources": [
    {
      "title": "StatCounter — AI Chatbot Market Share Worldwide",
      "url": "https://gs.statcounter.com/ai-chatbot-market-share",
      "primary": true
    }
  ],
  "kind": "reference_fact",
  "as_of": "September 2026 (monthly data)",
  "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/"
}