Science Fiction & Fantasy lane score: opportunity 45/100 (rank 30 of 43), greenlight band Promising, 559 reader demand signals in 30 days. Free, live, no sign-up.
| Component | Percentile in this lane |
|---|---|
| Reader demand | 7th |
| Revenue | 45th |
| Scarcity (how little is published against that demand) | 93th |
| Momentum | 52th |
Counted across 618 titles in this lane — 100% sit at steamy or hotter.
| Heat level | Share of the lane |
|---|---|
| steamy | 94% |
| spicy | 3% |
| dark | 2% |
| sweet | 1% |
| explicit | 1% |
| Median Kindle length | 287 pages |
| Median length, all formats | 312 pages |
| Recent releases | 316 pages (was 228) |
| Length is trending | longer |
| Novella-length share, recent | 27% (was 44%) |
| Dominant series shape | Standalone |
Counted — not estimated — from the Tropesmith corpus, and recounted as the corpus grows: 2,689,483 Goodreads reviews, 1,569,949 shelf signals, 1,834,346 parsed reader demand signals and 72,912 BookTok videos, across 11,596 trope-tagged titles and 4,422 distinct tropes in 139 demand lanes. The raw response for this lane is available as JSON.
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