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How Did AI Search Engines Use Reddit in January 2026?

How much did AI search engines rely on Reddit in January 2026? This report covers Reddit's citation share across ChatGPT, Perplexity, and Google AI Overviews — with breakdowns by subreddit, post engagement metrics, age distribution, and trend lines. Based on 100M+ citations tracked by Promptwatch.
OpenAIPerplexityGeminiGrok

How Often Does AI Cite Reddit Reddit vs Other Social Media?

This chart shows what percentage of each AI model's citations come from social media. Reddit dominates across all models—its discussion-based format provides the authentic, experience-driven content AI systems favor. For brands, this means Reddit marketing should be a core part of your AI visibility strategy. See also our top ChatGPT sources and top AI Overviews sources for deeper domain analysis.

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Reddit
Reddit
0.00%
X
X
0.00%
YouTube
YouTube
0.00%
Instagram
Instagram
0.00%
Facebook
Facebook
0.00%
LinkedIn
LinkedIn
0.00%
TikTok
TikTok
0.00%

Which Reddit Subreddits Does AI Cite the Most?

Which subreddits do AI models cite most frequently? Top 15 subreddits ranked by their share of all Reddit citations. Based on Promptwatch data from Jan 1 - Feb 1, 2026.

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How Many Upvotes Do the Reddit Reddit Posts AI Cites Have?

How many upvotes do the Reddit posts that AI cites typically have? This distribution shows the upvote counts of Reddit posts at the time they are cited by AI search engines. Based on Promptwatch data from Jan 1 - Feb 1, 2026.

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How Many Comments Do the Reddit Reddit Posts AI Cites Have?

How many comments do the Reddit posts that AI cites typically have? This distribution shows the comment counts of Reddit posts at the time they are cited by AI search engines. Based on Promptwatch data from Jan 1 - Feb 1, 2026.

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How Fresh Are the Reddit Reddit Posts Cited in AI Search?

How old are the Reddit posts that AI cites? This distribution shows the age of Reddit posts at the time they are cited by AI search engines. Based on Promptwatch data from Jan 1 - Feb 1, 2026.

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Which Reddit Subreddits Are Gaining AI Visibility?

How do the top subreddits' citation shares change over time? This chart tracks the percentage of Reddit citations that come from each subreddit per day. Based on Promptwatch data from Jan 1 - Feb 1, 2026.

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How we collect this data

We collect millions of prompt responses, citations, and click data from the actual user interfaces of major AI platforms — over 1 billion data points and growing. This gives us one of the largest and most authentic datasets on how AI search engines cite sources and recommend brands.

Real UI monitoring

We collect data from the interfaces of ChatGPT, Gemini, Perplexity, Claude, AI Overviews, and more — the same results hundreds of millions of users see daily.

1B+ data points

Our dataset spans over 1 billion analyzed citations, prompts, and responses — giving us one of the largest AI search datasets available.

Aggregated & public

We publish these reports freely so the GEO and AI search community can learn from the data. All reports are based on aggregated, non-identifiable trends.

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Track Your Brand's Reddit Visibility in AI Search

Reddit is the #1 social platform cited by AI search engines. Monitor when your brand or competitors get cited from Reddit threads. Track your share of voice and get alerts when citation patterns shift.

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