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ChatGPT is a conversational AI system developed by OpenAI and publicly launched on November 30, 2022. It is built on the GPT (Generative Pre-trained Transformer) architecture and is designed to generate text-based responses, answer questions, assist with writing and coding, and support research and productivity workflows.
ChatGPT key statistics (verified reports)
- ChatGPT user growth
- Website traffic
- Microsoft investment
- OpenAI revenue
- Training data claims
- Economic impact estimates
- Sources & references
ChatGPT user growth
Users in first week after launch:
1 million users (December 2022)
Users after first month:
57 million users (January 2023 estimate)
Weekly active users (most recent major report):
300 million weekly users (reported December 2024)
Percentage of Fortune 500 companies using OpenAI products:
92% (2024, per OpenAI)
OpenAI / ChatGPT website traffic
Monthly unique visitors to OpenAI.com:
847.8 million monthly unique visitors (2023 report)
Weekly website traffic milestone:
306.5 million weekly visitors (2023 report)
Microsoft investment in OpenAI
Reported Microsoft investment:
$10 billion (reported January 2023)
OpenAI revenue
- 2023 revenue: $700 million (reported)
- 2024 projected revenue: $2.7 billion (projection cited in reporting)
Reported monthly revenue (September 2024):
Training data claims (public reporting)
Estimated training data size (reported figures):
- 300 billion words (2023 reporting)
- 570 GB of data (2023 reporting)
Note: OpenAI has not publicly disclosed exact proprietary training dataset details for GPT-4 and later models.
Economic impact estimates
Estimated number of jobs potentially affected by generative AI tools:
300 million jobs (Goldman Sachs estimate cited in 2023 reporting)
Most viewed Wikipedia article of 2023:
49.5 million pageviews (Wikipedia annual data)
Sources & references
- CBS News — ChatGPT user growth milestones
- The Verge — 300 million weekly users report (2024)
- OpenAI — Enterprise adoption claim (92% Fortune 500)
- CNBC — Microsoft $10B investment report
- ValueWalk — Monthly traffic reporting
- Newsweek — Weekly traffic milestone
- Neowin — Revenue reporting
- Digital Trends — Goldman Sachs AI impact estimate
- PC Gamer — Wikipedia most viewed article of 2023
