Run: 2026-09-03-01M1KRQ31ZD4PK9JJBFHFP4PCK

Run Details

Duration:
14.6s
Cost:
$0.010461
Provider:
Google AI Studio

Model input

System
You are an expert novelist with a gift for vivid, immersive prose. You write in tight third-person limited point of view with a strong narrative voice. Your prose is clean, precise, and engaging — you favor strong verbs, concrete details, and natural-sounding dialogue. You will be given a story bible (codex) containing canonical details about characters, locations, items, and lore. Use these details to ground your writing in the established world. Stay consistent with the codex. Write only the prose of the scene. Do not include titles, chapter headings, markdown formatting, or any commentary before or after the scene.
User/Human
<codex> <character id="4412" name="Aurora Carter" aliases="Rory, Laila, Aurora, Carter, Malphora" pronouns="she/her" species="Human" storyRole="Protagonist"> <eyeColor>bright blue</eyeColor> <hair>straight shoulder-length black</hair> <height>5'6"</height> <age>25</age> <scar>small crescent-shaped scar on her left wrist from a childhood accident</scar> <description>Aurora, referred to by her friends as Rory, is cool-headed, intelligent, and known for quick out-of-the-box thinking.</description> <backstory>Born in Cardiff to an Irish barrister father (Brendan Carter) and Welsh teacher mother (Jennifer Carter née Ellis), Rory reluctantly pursued Pre-Law at Cardiff University. She fled to London at the behest of her childhood friend Eva after leaving an abusive ex named Evan. By day, Rory works part-time as a delivery person for Yu-Fei Cheung's Golden Empress restaurant. She lives in a flat above Silas' bar.</backstory> </character> <location id="861" name="The Fae Grove" aliases="Isolde's grove, Richmond grove, the Grove" realm="Earth (Fae-touched)"> <parkLocation>Richmond Park</parkLocation> <standingStones>ancient oak standing stones mark the boundary</standingStones> <timeBehavior>time moves differently — an hour inside can be minutes or days outside</timeBehavior> <flora>wildflowers bloom year-round</flora> <description>A hidden clearing that exists in a pocket between Earth and the Fae realm.</description> </location> <item id="2001" name="Heartstone Pendant" aliases="the pendant, Heartstone" type="Artifact" origin="Dymas"> <gemstoneColor>deep crimson</gemstoneColor> <chainMaterial>silver chain</chainMaterial> <size>roughly the size of a thumbnail</size> <behavior>pulses faintly with warmth when near a Hel portal</behavior> <glow>faint inner glow</glow> <description>Given to Aurora by an unknown benefactor.</description> </item> </codex> Write a fully fleshed out scene of at least 1000 words in the horror genre. A character is alone in a strange, isolated place at night. They came here for a reason, but something feels off from the moment they arrive. The wrongness builds slowly — sounds that shouldn't be there, things that move at the edge of vision, a growing certainty that they are not alone. Build tension through restraint, not through gore. Use the codex entries above as your world reference for the character and setting. Only include the prose of the scene without any markdown or commentary.

Model response

AI
The last recognizable sound of London—the muffled growl of a late-night diesel engine out on the park perimeter—snapped shut the instant Aurora crossed between the two standing oaks. It did not fade. It was simply severed, as cleanly as a cut wire. Rory stood motionless in the sudden dead air, letting her boots sink a fraction of an inch into the carpet of moss. Her breath hung in a pale, fragile cloud before her face, barely drifting. It was late November, the kind of damp, biting autumn night that turned the Thames to slate and kept customers ordering hot broth from Golden Empress until closing time. Yet here, in the bowl of the clearing, the air smelled intoxicatingly of crushed honeysuckle and summer-warmed loam. Beneath her scuffed trainers, bright clusters of belladonna and dog-rose flourished in the dark, impossibly vibrant, their petals catching the moonlight with an oily, silver sheen. She had come because of the sliver of heavy cream cardstock tucked beneath the windshield wiper of her delivery moped three hours earlier. Just seven words penned in clean, archaic script: *Before midnight. Where the old timber remembers.* She was rational enough to know she should have shredded it and gone upstairs to her bed above Silas’ bar. Cardiff Pre-Law had trained her to demand evidence, chain of custody, tangible proofs; five years of avoiding Evan had trained her to avoid blind alleys and dark corners. But the handwriting had matched the scrap of parchment that had accompanied the crimson stone around her neck seven months ago. And Aurora, for all her calculated caution, possessed a streak of quiet, obstinate curiosity that refused to be managed. She slipped her hands into the pockets of her waxed jacket. Her thumb found the small crescent-shaped scar on her left wrist, tracing its smooth edge out of old habit. Everything in the Grove was motionless. Too motionless. Trees did not grow straight here. The ancient oaks bent inward, their massive, lichen-crusted boughs arching toward the center of the clearing like the ribs of an overturned galleon. The canopy above was so dense that only razor-thin splinters of moonlight filtered down, striking the flower heads like pale needles. Rory checked her watch. The mechanical second hand was not sweeping; it was twitching in place, jumping back and forth over the twelve in a manic, half-second loop. Time was already slipping. An hour here could cost her an entire morning out in the park. "Hello?" she called out. Her voice had no resonance. The words dropped straight down to the grass, flat and dead, swallowed instantly by the thick, sweet air. No one answered. Rory turned a slow circle, her bright blue eyes scanning the perimeter. The standing stones—ancient oak trunks long petrified into dark, iron-hard pillars—stood at irregular intervals, marking the boundary where Earth gave way to something older and considerably less hospitable. Between the third and fourth pillars, the darkness was slightly denser, pooling like spilled ink between the roots. She waited. Ten seconds. Thirty. Then, against the bare skin at the hollow of her throat, something shifted. It began as a faint, prickling heat. Rory reached beneath her collar, her fingers closing around the thumbnail-sized Heartstone pendant. The deep crimson gem, usually cold as a river pebble, was warming steadily against her collarbone. A slow, subterranean pulse thrummed through the silver chain, vibrating against her pulse point. *It pulses faintly with warmth when near a Hel portal.* The thought surfaced unbidden, a fragment of warning whispered to her in a dream she could never quite recall upon waking. Rory froze. The Grove was Fae-touched, an eddy of forgotten magic, but it belonged to the green and the wild—not the ash and iron of the deep dark. The pendant was not supposed to stir here. Yet it was growing hotter by the second, radiating an angry, feverish heat that burned against her palm through the silver setting. Within the facets of the crimson stone, a tiny, ember-like glow stirred, illuminating the ridges of her fingerprints. The air in the clearing lost its warmth. The shift was instantaneous. The perfume of blooming roses turned sour, laced with the sharp, coppery tang of static and something ancient and sulfurous, like stone scraped against iron in a dry well. A sound came from behind her. It wasn't a branch snapping. It was the dry, papery slide of skin over bark, high up in the boughs. Rory didn't whip around; her instincts screamed against sudden movements. Instead, she pivoted with measured deliberate care, keeping her center of gravity low. The boughs above were empty. Black leaves, thick as leather, hung in heavy clusters. Then she saw the leaves move. Not with the wind—there was no wind. They were parting, slowly and deliberately, drawn back by long, jointed shadows that had no visible source. *Step back toward the boundary,* her mind instructed with icy, clinical detachment. *Do not run. Just step back.* She took one pace backward. Beneath the sole of her boot, a dry twig snapped. A second later, six feet to her left, another twig snapped in identical cadence. Rory stopped. The silence rushed back in, heavy and suffocating. The pendant was burning hot now, an intense, throbbing coal that seemed to draw the warmth straight out of her limbs, leaving her skin clammy and cold. Something was standing just past the periphery of her vision. She could feel the displacement of space, the subtle, sickening warp in perspective that occurred when something immense occupied a narrow corridor between two trees. When she looked directly at the gap between the two petrified oaks, there was only the pale, mottled gray of lichen. But when she shifted her gaze five degrees to the right, the space between the trunks warped, undulating like heat shimmer over asphalt. Inside that distortion, things were moving. Long, pale limbs, bent at wrong angles, flexing with the horrific patience of an arachnid waiting inside a funnel web. Rory’s breath hitched. She forced it smooth, drawing the foul, ozone-heavy air deep into her lungs. "I’m leaving," she said to the clearing. Her voice shook, just a fraction, but she held her ground. The distortion didn't answer. But the shadows at the edge of the clearing lengthened, detaching themselves from the base of the trees and stretching across the carpet of summer flowers, reaching toward her feet like dark, slender fingers. She turned toward the threshold where she had entered, picking out the two distinct, moss-draped oaks that framed the path back to the park. The gap between them was gone. Where the exit had been, three more petrified pillars now stood, their roots fused together in a solid, impenetrable palisade of blackened wood. The Grove had closed its teeth. High above her, the papery rustling began again, faster this time, moving in a tight circle around the clearing, descending branch by branch. The crimson light from the pendant bled through the fabric of her coat, painting the surrounding grass in shades of fresh arterial blood. In the crimson glow, Rory saw the first set of tracks pressing into the soft earth five inches from her right foot—deep, triangular impressions, appearing one by one in the moss, moving steadily toward her, made by feet that left no shadow.
created_at"2026-09-03T13:53:13.797Z" 9/3/2026, 1:53:13 PM
model"google/gemini-3.7-flash-20260813"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1473
moderation_latency(null)
generation_time14500
tokens_prompt792
tokens_completion2164
native_tokens_prompt773
native_tokens_completion2635
native_tokens_completion_images0
native_tokens_reasoning1068
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"STOP"
service_tier"default"
usage0.010461
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788443593-FkADy6Zioo4jqKLRJ0UH"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788443593-esWzFW3X0ypg2DCmPOz6"
upstream_id"yXuZauiYOd6O1MkP-PzfoAE"
provider_responses
0
endpoint_id"dd072012-3274-417d-97e3-e290cba37e31"
id"yXuZauiYOd6O1MkP-PzfoAE"
is_byokfalse
latency1473
model_permaslug"google/gemini-3.7-flash-20260813"
provider_name"Google AI Studio"
status200
total_cost0.010461
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"
response_cache_source_id(null)
data_region"global"
workspace_id"97e315e5-d303-487d-83c1-83180e8a13d4"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags3
adverbTagCount0
adverbTags(empty)
dialogueSentences2
tagDensity1
leniency1
rawRatio0
effectiveRatio0
87.71% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1221
totalAiIsmAdverbs3
found
0
adverb"slightly"
count1
1
adverb"slowly"
count1
2
adverb"deliberately"
count1
highlights
0"slightly"
1"slowly"
2"deliberately"
100.00% AI-ism character names
Target: 0 AI-default names (17 tracked, −20% each)
codexExemptions(empty)
found(empty)
100.00% AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions(empty)
found(empty)
42.67% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1221
totalAiIsms14
found
0
word"tangible"
count1
1
word"calculated"
count1
2
word"tracing"
count1
3
word"mechanical"
count1
4
word"resonance"
count1
5
word"scanning"
count1
6
word"pulse"
count2
7
word"warmth"
count3
8
word"measured"
count1
9
word"silence"
count1
10
word"could feel"
count1
highlights
0"tangible"
1"calculated"
2"tracing"
3"mechanical"
4"resonance"
5"scanning"
6"pulse"
7"warmth"
8"measured"
9"silence"
10"could feel"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches0
maxInWindow0
found(empty)
highlights(empty)
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells1
narrationSentences89
matches
0"y with warmth"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount1
narrationSentences89
filterMatches
0"watch"
hedgeMatches
0"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences89
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen43
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans4
markdownWords28
totalWords1214
ratio0.023
matches
0"Before midnight. Where the old timber remembers."
1"It pulses faintly with warmth when near a Hel portal."
2"Step back toward the boundary,"
3"Do not run. Just step back."
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions4
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions26
wordCount1209
uniqueNames15
maxNameDensity0.74
worstName"Rory"
maxWindowNameDensity1.5
worstWindowName"Rory"
discoveredNames
London1
Aurora2
November1
Thames1
Golden1
Empress1
Cardiff1
Pre-Law1
Evan1
Grove3
Earth1
Heartstone1
Hel1
Fae-touched1
Rory9
persons
0"Aurora"
1"Evan"
2"Earth"
3"Rory"
places
0"London"
1"Thames"
2"Golden"
3"Cardiff"
4"Hel"
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences67
glossingSentenceCount1
matches
0"coal that seemed to draw the warmth straight out of her limbs, leaving her skin clammy and cold"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1214
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences89
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs44
mean27.59
std22.05
cv0.799
sampleLengths
028
114
2108
338
488
530
68
750
828
917
104
1123
123
1358
145
1513
1650
1710
1821
1936
2040
218
2233
236
2420
2537
266
2724
2818
295
3010
3114
3237
3310
3469
3526
3616
3718
3838
3924
406
4129
4246
4342
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount1
totalSentences89
matches
0"was gone"
0.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount7
totalVerbs182
matches
0"was twitching"
1"was not sweeping"
2"was already slipping"
3"was warming"
4"were parting"
5"was burning"
6"was standing"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount7
semicolonCount3
flaggedSentences8
totalSentences89
ratio0.09
matches
0"The last recognizable sound of London—the muffled growl of a late-night diesel engine out on the park perimeter—snapped shut the instant Aurora crossed between the two standing oaks."
1"Cardiff Pre-Law had trained her to demand evidence, chain of custody, tangible proofs; five years of avoiding Evan had trained her to avoid blind alleys and dark corners."
2"The mechanical second hand was not sweeping; it was twitching in place, jumping back and forth over the twelve in a manic, half-second loop."
3"The standing stones—ancient oak trunks long petrified into dark, iron-hard pillars—stood at irregular intervals, marking the boundary where Earth gave way to something older and considerably less hospitable."
4"The Grove was Fae-touched, an eddy of forgotten magic, but it belonged to the green and the wild—not the ash and iron of the deep dark."
5"Rory didn't whip around; her instincts screamed against sudden movements."
6"Not with the wind—there was no wind."
7"In the crimson glow, Rory saw the first set of tracks pressing into the soft earth five inches from her right foot—deep, triangular impressions, appearing one by one in the moss, moving steadily toward her, made by feet that left no shadow."
92.97% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount211
adjectiveStacks0
stackExamples(empty)
adverbCount8
adverbRatio0.037914691943127965
lyAdverbCount6
lyAdverbRatio0.02843601895734597
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences89
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences89
mean13.64
std9.01
cv0.661
sampleLengths
028
14
210
322
413
529
618
726
823
910
105
1120
1228
1321
1419
1511
1619
176
182
196
2023
2121
224
2324
244
2513
264
275
2818
293
3012
3128
3218
332
342
351
3613
377
3813
3916
4014
4110
4221
432
4426
458
4622
4718
488
494
63.30% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats7
diversityRatio0.42696629213483145
totalSentences89
uniqueOpeners38
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount5
totalSentences83
matches
0"Just seven words penned in"
1"Then, against the bare skin"
2"Instead, she pivoted with measured"
3"Then she saw the leaves"
4"Just step back.*"
ratio0.06
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount21
totalSentences83
matches
0"It did not fade."
1"It was simply severed, as"
2"Her breath hung in a"
3"It was late November, the"
4"She had come because of"
5"She was rational enough to"
6"She slipped her hands into"
7"Her thumb found the small"
8"she called out"
9"Her voice had no resonance."
10"It began as a faint,"
11"*It pulses faintly with warmth"
12"It wasn't a branch snapping."
13"It was the dry, papery"
14"They were parting, slowly and"
15"She took one pace backward."
16"She could feel the displacement"
17"She forced it smooth, drawing"
18"she said to the clearing"
19"Her voice shook, just a"
ratio0.253
100.00% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount57
totalSentences83
matches
0"The last recognizable sound of"
1"It did not fade."
2"It was simply severed, as"
3"Rory stood motionless in the"
4"Her breath hung in a"
5"It was late November, the"
6"She had come because of"
7"She was rational enough to"
8"Cardiff Pre-Law had trained her"
9"She slipped her hands into"
10"Her thumb found the small"
11"Everything in the Grove was"
12"Trees did not grow straight"
13"The ancient oaks bent inward,"
14"The canopy above was so"
15"Rory checked her watch."
16"The mechanical second hand was"
17"Time was already slipping."
18"An hour here could cost"
19"she called out"
ratio0.687
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences83
matches(empty)
ratio0
48.52% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences53
technicalSentenceCount7
matches
0"It was late November, the kind of damp, biting autumn night that turned the Thames to slate and kept customers ordering hot broth from Golden Empress until clos…"
1"But the handwriting had matched the scrap of parchment that had accompanied the crimson stone around her neck seven months ago."
2"And Aurora, for all her calculated caution, possessed a streak of quiet, obstinate curiosity that refused to be managed."
3"They were parting, slowly and deliberately, drawn back by long, jointed shadows that had no visible source."
4"The pendant was burning hot now, an intense, throbbing coal that seemed to draw the warmth straight out of her limbs, leaving her skin clammy and cold."
5"She could feel the displacement of space, the subtle, sickening warp in perspective that occurred when something immense occupied a narrow corridor between two …"
6"She turned toward the threshold where she had entered, picking out the two distinct, moss-draped oaks that framed the path back to the park."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags3
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags1
fancyCount0
fancyTags(empty)
dialogueSentences2
tagDensity0.5
leniency1
rawRatio0
effectiveRatio0
84.5056%