Vol. I · No. 1 · MMXXVI
NextChapterBench A Benchmark of Literary Continuation
23 models · 10 items · 1 judge

The Standings → Gemini 3.8 Flash (medium)

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Gemini 3.8 Flash (medium)

medium reasoning effort · via Antigravity CLI · judged by Claude Sonnet 5 · the setting shown on the standings; also run at high50.6

Results from run ‘first’: ten items, ten verdicts.

Gemini 3.8 Flash (medium) scores 58 on craft, 5 points below the field’s 63 and 35 points short of the authors themselves. Its shape differs from the field’s: relatively strong on period detail and momentum, relatively weak on restraint and folding the brief into the story. On the mechanical checks it kept to the brief’s word range on 0 of 10 items, reproduced a 28-word run of the real book verbatim and leans on stock phrases more than most.

Headline 54.6 of 100 · compliance × craft
Compliance 94 of 100
Craft 58 of 100

The record: 10 items · 10 verdicts · 0 errors · 3,596 words on average · est. generation cost $0.57

Read the chapters in full

§ I

Craft by Dimension

Eight dimensions, each 0–100, averaged over ten items; the author’s real chapter was in the room every time.

Craft by dimension, 0–100 · judged by Sonnet 5 beside the author’s real chapter

Voice
60
Prose
59
Character
58
Scene
63
Integration
54
Momentum
62
Restraint
43
Specificity
65
0255075100
reader’s score, 0–100 · hollow tick: field average · filled tick: the authors themselves

The authors themselves average 93 on the five writing dimensions, the field 63, this model 58. Hover or focus a bar for the field and the authors on that dimension.

In plain words, item by item

The judge’s one-sentence best quality and worst flaw for each chapter, written for a general reader.


§ II

Per-Item Results

Headline, compliance and craft for each chapter, 0–100.

The same ten items in figures, with word counts.
Item Headline Compliance Craft Words
The Sun Also Rises item 021 · after ch. 3 · Ernest Hemingway 73.0100733,514
The War of the Worlds item 006 · after ch. 1 · H. G. Wells 61.595653,143
Leave It to Psmith item 022 · after ch. 3 · P. G. Wodehouse 60.8100614,256
Dracula item 015 · after ch. 5 · Bram Stoker 55.395582,779
The Secret Garden item 013 · after ch. 2 · Frances Hodgson Burnett 54.890613,512
The Mysterious Affair at Styles item 017 · after ch. 3 · Agatha Christie 50.895544,246
The Moonstone item 011 · after ch. 8 · Wilkie Collins 50.595534,887
Persuasion item 001 · after ch. 1 · Jane Austen 49.495523,798
The Awakening item 016 · after ch. 7 · Kate Chopin 46.395492,170
Red Harvest item 023 · after ch. 2 · Dashiell Hammett 43.580543,652

§ III

Length Against the Brief

Words written per item, against each brief’s maximum.

Word count per item vs. brief maximum · run ‘first’

words written brief maximum
The Sun Also Rises
3,514
The War of the Worlds
3,143
Leave It to Psmith
4,256
Dracula
2,779
The Secret Garden
3,512
The Mysterious Affair at Styles
4,246
The Moonstone
4,887
Persuasion
3,798
The Awakening
2,170
Red Harvest
3,652
01,4002,8004,2005,600
words; the ink tick marks each brief’s maximum

Zero of ten items landed inside their brief’s word range. The Sun Also Rises and The War of the Worlds and Leave It to Psmith and Dracula and The Secret Garden and The Mysterious Affair at Styles and The Moonstone and Persuasion and The Awakening and Red Harvest ran over by 914 and 543 and 1,456 and 179 and 1,112 and 1,446 and 2,087 and 1,198 and 370 and 1,052 words respectively.


§ IV

Worst Flaws, as Recorded

Each verdict names the chapter’s single worst flaw, with evidence. Quoted verbatim from run ‘first’.

Large stretches just re-tell things the reader already saw (the whole night's events retold to Poirot, Poirot's appearance described all over again), which drags the pace and reads as summary rather than drama, and the prose leans on stock excitement ('my blood ran cold', 'the adventure had begun') instead of Christie's dry understatement.

on The Mysterious Affair at Styles, item 017 · Claude Sonnet 5

It piles on modern spy-thriller melodrama - a sinister unsigned warning letter, men doubling through side streets, a mother who unloads the whole family scandal in one speech - that feels more like a Victorian potboiler pastiche than Wilkie Collins's patient, withholding style.

on The Moonstone, item 011 · Claude Sonnet 5

The writing over-explains feelings and pours on dramatic language (like 'blinding ecstasy' and the ominous 'the water is deeper than you think') instead of trusting the reader, which doesn't match the original book's quiet, held-back tone.

on The Awakening, item 016 · Claude Sonnet 5

The writing keeps telling us exactly how everyone feels (cold sweats, hearts stopping, tears standing on cheeks) instead of trusting the reader, which is much more soap-opera than Stoker's usual understatement.

on Dracula, item 015 · Claude Sonnet 5

§ V

The Mechanical Docket

Automated screening results across the ten outputs.