B
Evidence Grade B
Graded
accuracy verified by the review judge
Safe to Cite
Current
77%
77% -- ai chatbot usage share for ChatGPT (2026-04)
ChatGPT held roughly 77% of AI chatbot usage share in April 2026.
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Lighthouse Research Team
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Source verified
Evidence graded
Value
77%
Unit
Percentage
Data Vintage
2026-04
Entity
Evidence Quality
B
Strong, reliable evidence
Sourced from a well-regarded research firm or industry leader with transparent methodology and a reasonably large sample.
Single source - not yet corroborated
Score breakdown
Extraction
75
Source Trust
60
Citation Chain
20
Independence
30
Methodology
45
Freshness
95
Source
StatCounter
Primary
Tier B
https://www.darkroomagency.com/observatory/how-to-rank-on-chatgpt ↗
Source Article
How to Rank on ChatGPT: 10 Strategies for 2026 | Darkroom
AI TOOLS
How to Rank on ChatGPT: 10 Strategies and Best Practices
Written by Darkroom leardership
Publish date: August 4, 2026
There is no rank in ChatGPT. That is not pedantry; it is the whole strategy, and it is the thing most articles on how to rank on ChatGPT get wrong on the first line.
ChatGPT…
Original Research
StatCounter
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Methodology documented
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Plain Text
ChatGPT: 77% ai chatbot usage share. Source: StatCounter (2026-04). Via Lighthouse Intelligence -- https://lighthousedata.io/data/chatgpt-ai-chatbot-usage-share-77
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<blockquote cite="https://lighthousedata.io/data/chatgpt-ai-chatbot-usage-share-77" style="border-left:3px solid #2563eb;padding:12px 16px;margin:16px 0;font-family:system-ui,sans-serif;background:#f0f4ff;"><strong>77%</strong> -- ai chatbot usage share for ChatGPT<br><small>Source: StatCounter (2026-04) · <a href="https://lighthousedata.io/data/chatgpt-ai-chatbot-usage-share-77" target="_blank" rel="noopener">Lighthouse Intelligence</a></small></blockquote>
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