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YouTube Outlier Finder

Paste a channel — find the videos that outperformed its median by 3× or more, with AI patterns explaining what made them outliers.

Analyzes the channel's last 100 uploads. An outlier = video with ≥3× the channel's median view count.

Try a sample:

5 analyses per day per IP.

About the Outlier Finder

Most YouTube channels have a small number of videos that significantly outperform the rest. Those outliers are the highest-signal data points you have — they tell you what your audience actually rewards, beyond what you assume. The pattern is so reliable that paid services like Spotter built an entire $50,000+/year agency offering around reverse-engineering it. We do the same statistical analysis with the public YouTube Data API, for free.

Use it on your own channel to find your hidden winning formulas, or on competitors to see what specific videos broke their pattern (and why).

How it works

  1. Channel input is resolved to a YouTube channel ID + uploads playlist ID via the Data API.
  2. We fetch the latest 100 video IDs from the uploads playlist (newer first) and batch-fetch their stats in one API call.
  3. Median view count is calculated. Median (not mean) is robust to viral spikes — one mega-hit doesn't distort the baseline.
  4. Every video is tagged with its multiplier (views / median). ≥3× = outlier. ≥10× = mega-outlier (flame badge).
  5. Top 8 outliers and 8 average-performing videos (0.7–1.3× median) are passed to Claude Haiku, which is asked to identify 3 specific structural choices PRESENT in outliers and ABSENT in averages. The system prompt forbids generic best practices.

Total YouTube quota per non-cached analysis: ~5 units. Much cheaper than the Competitor Analyzer (102 units) because we skip the expensive search.list endpoint.

Frequently asked questions

What counts as an outlier?+

A video whose view count is 3× or more the channel's median over the last 100 uploads. We use median rather than mean specifically because mean gets distorted by one mega-hit — median is robust. Anything 10× or above we additionally tag as a 'mega-outlier' (red flame badge).

Why does this matter for my channel?+

Most channels have a few videos that outperform the rest by a large margin. The ones that overperform tell you what your audience actually values vs what you assume they value. Reverse-engineering those wins is the single highest-ROI exercise a creator can run — that's what agencies pay tools like Spotter $50K+ a year for. We do it free, with the same statistical method.

Why analyze the last 100 uploads and not all-time?+

100 strikes the balance between statistical confidence and recency. All-time would include videos from before the channel found its audience — patterns from 5 years ago aren't actionable. 100 captures the channel's current era while still being a meaningful sample. For channels with fewer than 100 uploads, we use what's there (minimum 10).

What if my channel has no outliers?+

That's actually useful information. Consistent performance (everything within 3× of median) usually means a tight, loyal audience that watches everything — which is great for retention but means the data alone won't tell you what to do more of. You'd need viewer surveys or comment analysis at that point.

Why median instead of mean?+

Mean (average) gets pulled up dramatically by one viral video. A channel with 99 videos at 10K views and 1 video at 10M views has a mean of 110K — which makes everything look like it's underperforming. Median doesn't move: it's still 10K, and the 10M-view video shows up correctly as a 1000× outlier. Median is the right statistic for skewed distributions, which view counts always are.

How is this different from the Competitor Analyzer?+

Competitor Analyzer pulls top 10 by views and finds patterns those top videos share. Outlier Finder pulls the last 100 uploads, calculates the channel's normal performance, and finds what's PRESENT in outliers but ABSENT in average videos. Different question: 'what does this channel do consistently right' (competitor) vs 'what made these specific videos blow up vs their other content' (outlier).

Why is the daily limit 5?+

Each analysis burns ~5 YouTube Data API units. Our project quota is 10K/day, so 5/IP keeps the quota safe against abuse while letting a serious user analyze a few channels in a session. Cached results don't count.