Run: 2026-02-17-01KHMQH29WJHEEF4TDMA1SVGMV

Run Details

Duration:
36.4s
Cost:
$0.034176
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 air in Richmond Park was thin and cold, sharp with the promise of autumn frost. Rory pulled the collar of her jacket tighter, her breath pluming in the moonlight. She’d left the main path a hundred yards back, pushing through ferns that felt unnervingly like grasping hands in the dark. The instructions had been cryptic, just a time and a place scribbled on a note slipped under her door: *The ancient oaks. Midnight. Come alone.* Now, parting the last screen of rust-colored bracken, she saw them. The Grove. It opened before her, a perfect circle of meadow insulated from the rest of the world by a ring of colossal, gnarled oak trees. They weren’t just trees; they were monuments, their branches like crooked arms raised to a sky choked with an impossible number of stars. Here, away from the city's perpetual orange haze, the galaxy was a vivid smear. Moonlight, thick and syrupy, drenched the clearing, bleaching the color from a carpet of wildflowers that shouldn't have been blooming this late in the year. Something was wrong. It was a feeling that settled deep in her gut, a low-frequency hum of dread. The silence, for one. The park should have been alive with the nocturnal rustlings of foxes and badgers, the distant drone of a late-night flight into Heathrow. But here, in this circle of oaks, there was nothing. A profound, bottomless quiet that felt like the moment after a scream. She took a hesitant step onto the damp grass, her boots sinking slightly. Her purpose hardened her resolve. She was here to meet the person who had given her the Heartstone, the strange, crimson pendant that now rested against her sternum, cold as a pebble from a winter stream. It was supposed to warm near Hel portals. Here, it was inert, its faint inner light just a dull ember. No demons, then. That was something. She walked toward the center of the clearing, her eyes scanning the monolithic stones that stood between the oaks, their surfaces covered in a filigree of moss that looked black in the moonlight. The air was heavy with the perfume of the flowers—honeysuckle and foxglove and something else, something cloyingly sweet and unfamiliar. It was too much, an oppressive sweetness that coated the back of her throat. A twig snapped in the woods to her left. Rory froze, every muscle tensing. Her gaze shot toward the source of the sound, a dense shadow pooled at the base of the largest oak. She waited, listening with a stillness she’d learned from years of navigating London’s less savory alleyways on her delivery scooter. The silence pressed back, absolute. A deer, maybe. Or a fox, careless in the quiet. She let out a slow, controlled breath, annoyed at her own jumpiness. Her ex, Evan, had loved to make her jump, to see her flinch. She’d sworn she was done with being afraid. She forced herself to move again, her gaze sweeping the perimeter. Nothing. Just the silent trees, the pale flowers, the ancient stones. She continued to the center of the grove, a spot where the grass was flatter, as if trodden down by centuries of… what? She didn't want to think about it. Pulling out her phone, she checked the time. 12:03. She was late, or they were. She resisted the urge to shine the phone’s torch into the surrounding darkness. It felt like a violation. Like announcing her presence to something that was trying its best to pretend it couldn’t see her. She shoved the phone back in her pocket, her fingers brushing the cool metal of her keys. The small, crescent-shaped scar on her left wrist gleamed faintly. She traced its familiar curve with her thumb, a nervous habit from childhood. Ground yourself, Carter. You’re in a bloody park, not a crypt. That’s when she heard the whisper. It was faint, a sibilant hiss woven into a gust of wind that stirred the tops of the oaks. But the air around her remained perfectly still. No breeze touched her face, no blades of grass shivered. The sound had been close. Intimate. Like someone leaning over her shoulder and breathing a single, venomous word she couldn't quite understand. Her blood went cold. “Hello?” Her voice was a dry rasp, swallowed instantly by the oppressive silence. “Is someone there?” Only the ringing in her ears answered. She slowly turned a full circle, her hand hovering near the small canister of pepper spray on her belt. She saw nothing. The grove was empty. The moonlight painted everything in stark relief, leaving no space for tricks of the eye. And yet, she couldn't shake the feeling. A prickling on her scalp, a weight in the air behind her. The distinct, unshakable certainty of being watched. Her eyes darted from shadow to shadow, from one hulking oak to the next. The bark of the trees seemed to twist into leering faces, the knots like vacant eyes. Her rational mind fought back, supplying explanations. Wind. An owl. Her own damn nerves getting the better of her. She’d been on edge ever since the pendant appeared, ever since she’d seen things that didn't belong in her world of rent payments and take-out orders. Then she saw it. Not a face in the bark, but movement. A flicker, at the very edge of her vision. To her right. A piece of the darkness detached itself from the base of a standing stone and slid into the deeper shadow of an oak. It was swift, unnaturally so. Not the bounding gait of a fox or the clumsy shuffle of a badger. It was a flowing, liquid motion. Rory’s breath hitched. She stared at the spot, her heart hammering a frantic rhythm against her ribs. She willed it to be a trick of the light, a product of a sleep-deprived imagination. But she knew what she had seen. She began to back away, her steps slow and deliberate, her eyes locked on the space where the shadow had disappeared. One step. Then another. The wet grass soaked through the canvas of her boots. The sweet scent of the flowers seemed to thicken, a suffocating perfume. She glanced down for a split second to check her footing and a gasp tore from her throat. The flowers. A clutch of white anemones, no more than ten feet from her, had turned. All of them. Their pale, cup-shaped heads were no longer tilted towards the moon. They were swiveled on their delicate stems, facing her directly. Watching her. Panic, cold and sharp, lanced through her. This wasn't natural. This wasn't her imagination. The quiet wasn't empty; it was patient. The stillness wasn't peaceful; it was waiting. She turned to run. The sound that stopped her wasn't a whisper or a snapped twig. It was a soft, wet tearing. The sound of old cloth ripping, or roots being pulled slowly from damp earth. It came from behind her, from the direction she had come, cutting off her only path of escape. She was trapped. The ring of oaks no longer felt like a sanctuary, but a cage. An arena. The Heartstone was a lump of ice against her skin, offering no warmth, no warning, only a dead, chilling weight. Rory stood frozen in the center of the impossible clearing, caught between the shadow that flowed and the sound that tore. The starlight seemed to dim, as if a celestial hand were drawing a veil across the sky. The air grew colder, heavy with a sudden, grave-like dampness. She could feel the gaze of the thing in the woods, a tangible pressure against her back. She could feel the silent, attentive regard of the turning flowers. She was the only thing in this grove that was truly alive, and it felt like a trespass. Then came the breathing. It wasn't the sound of lungs, but of something else. A rhythmic, clicking exhalation, followed by a long, wet inhalation. It was everywhere at once. It resonated from the ancient stones, echoed from the gnarled bark of the oaks, seemed to rise from the very soil beneath her feet. It was the sound of the Grove itself drawing a slow, hungry breath. And it was getting closer.
created_at"2026-02-17T02:41:10.15252+00:00" 2/17/2026, 2:41:10 AM
model"google/gemini-2.5-pro"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency2114
moderation_latency(null)
generation_time36391
tokens_prompt812
tokens_completion2769
native_tokens_prompt773
native_tokens_completion3321
native_tokens_completion_images0
native_tokens_reasoning1544
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"STOP"
usage0.03417625
router(null)
provider_responses
0
status200
is_byokfalse
latency2114
endpoint_id"b261d15b-95ce-4c8c-8bce-00eb0dc1ff77"
provider_name"Google AI Studio"
model_permaslug"google/gemini-2.5-pro"
api_type"completions"
id"gen-1771296033-i0SioY9MOziLCiWSnC5O"
upstream_id(null)
total_cost0.03417625
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"

Evaluation details

Result Evaluator Details Meta Data
0.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags1
adverbTagCount1
adverbTags
0"a dry rasp swallowed instantly [instantly]"
dialogueSentences2
tagDensity0.5
leniency1
rawRatio1
effectiveRatio1
74.60% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1378
totalAiIsmAdverbs7
found
0
adverb"slightly"
count1
1
adverb"perfectly"
count1
2
adverb"slowly"
count2
3
adverb"very"
count2
4
adverb"truly"
count1
highlights
0"slightly"
1"perfectly"
2"slowly"
3"very"
4"truly"
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)
0.00% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1378
totalAiIsms29
found
0
word"perfect"
count1
1
word"silence"
count3
2
word"profound"
count1
3
word"resolve"
count1
4
word"scanning"
count1
5
word"oppressive"
count2
6
word"navigating"
count1
7
word"traced"
count1
8
word"familiar"
count1
9
word"whisper"
count2
10
word"stark"
count1
11
word"weight"
count2
12
word"hulking"
count1
13
word"flicker"
count1
14
word"sanctuary"
count1
15
word"warmth"
count1
16
word"chilling"
count1
17
word"grave"
count1
18
word"could feel"
count2
19
word"tangible"
count1
20
word"rhythmic"
count1
21
word"resonated"
count1
22
word"echoed"
count1
highlights
0"perfect"
1"silence"
2"profound"
3"resolve"
4"scanning"
5"oppressive"
6"navigating"
7"traced"
8"familiar"
9"whisper"
10"stark"
11"weight"
12"hulking"
13"flicker"
14"sanctuary"
15"warmth"
16"chilling"
17"grave"
18"could feel"
19"tangible"
20"rhythmic"
21"resonated"
22"echoed"
66.67% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches2
maxInWindow2
found
0
label"blood ran cold"
count1
1
label"air was thick with"
count1
highlights
0"blood went cold"
1"The air was heavy with"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences130
matches(empty)
87.91% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount5
narrationSentences130
filterMatches(empty)
hedgeMatches
0"seemed to"
1"began to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences131
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen33
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans1
markdownWords6
totalWords1377
ratio0.004
matches
0"The ancient oaks. Midnight. Come alone."
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions6
unquotedAttributions0
matches(empty)
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions15
wordCount1373
uniqueNames10
maxNameDensity0.29
worstName"Rory"
maxWindowNameDensity0.5
worstWindowName"Grove"
discoveredNames
Richmond1
Park1
Grove2
Heathrow1
Heartstone2
Hel1
London1
Evan1
Carter1
Rory4
persons
0"Evan"
1"Carter"
2"Rory"
places
0"Richmond"
1"Park"
2"Heathrow"
3"Hel"
4"London"
globalScore1
windowScore1
38.89% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences90
glossingSentenceCount4
matches
0"felt like the moment after a scream"
1"quite understand"
2"felt like a sanctuary, but a cage"
3"felt like a trespass"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.726
wordCount1377
matches
0"Not a face in the bark, but movement"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences131
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs29
mean47.48
std32.06
cv0.675
sampleLengths
076
111
288
33
464
575
667
79
893
9102
1051
116
1259
134
1416
1574
1675
1772
1840
1965
202
2140
2228
234
2450
2538
2694
274
2867
97.17% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences130
matches
0"was supposed"
1"were swiveled"
2"being pulled"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount3
totalVerbs217
matches
0"was waiting"
1"were drawing"
2"was getting"
55.62% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount1
semicolonCount3
flaggedSentences4
totalSentences131
ratio0.031
matches
0"They weren’t just trees; they were monuments, their branches like crooked arms raised to a sky choked with an impossible number of stars."
1"The air was heavy with the perfume of the flowers—honeysuckle and foxglove and something else, something cloyingly sweet and unfamiliar."
2"The quiet wasn't empty; it was patient."
3"The stillness wasn't peaceful; it was waiting."
88.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1381
adjectiveStacks2
stackExamples
0"small, crescent-shaped scar"
1"pale, cup-shaped heads"
adverbCount47
adverbRatio0.03403330919623461
lyAdverbCount15
lyAdverbRatio0.010861694424330196
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences131
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences131
mean10.51
std7.07
cv0.673
sampleLengths
016
114
221
322
41
52
611
72
824
923
1014
1125
123
1315
144
1523
1610
1712
1813
195
2031
218
2212
233
243
2533
2620
2714
289
295
3020
3120
325
333
347
3512
3613
378
3811
391
4010
4122
421
437
448
451
466
4713
485
4917
40.51% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats14
diversityRatio0.3076923076923077
totalSentences130
uniqueOpeners40
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount4
totalSentences116
matches
0"Just the silent trees, the"
1"Only the ringing in her"
2"Then she saw it."
3"Then came the breathing."
ratio0.034
40.69% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount52
totalSentences116
matches
0"She’d left the main path"
1"It opened before her, a"
2"They weren’t just trees; they"
3"It was a feeling that"
4"She took a hesitant step"
5"Her purpose hardened her resolve."
6"She was here to meet"
7"It was supposed to warm"
8"She walked toward the center"
9"It was too much, an"
10"Her gaze shot toward the"
11"She waited, listening with a"
12"She let out a slow,"
13"Her ex, Evan, had loved"
14"She’d sworn she was done"
15"She forced herself to move"
16"She continued to the center"
17"She didn't want to think"
18"She was late, or they"
19"She resisted the urge to"
ratio0.448
54.83% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount94
totalSentences116
matches
0"The air in Richmond Park"
1"Rory pulled the collar of"
2"She’d left the main path"
3"The instructions had been cryptic,"
4"It opened before her, a"
5"They weren’t just trees; they"
6"Here, away from the city's"
7"Moonlight, thick and syrupy, drenched"
8"Something was wrong."
9"It was a feeling that"
10"The silence, for one."
11"The park should have been"
12"A profound, bottomless quiet that"
13"She took a hesitant step"
14"Her purpose hardened her resolve."
15"She was here to meet"
16"It was supposed to warm"
17"Here, it was inert, its"
18"That was something."
19"She walked toward the center"
ratio0.81
86.21% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount2
totalSentences116
matches
0"Now, parting the last screen"
1"To her right."
ratio0.017
56.28% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences66
technicalSentenceCount8
matches
0"She’d left the main path a hundred yards back, pushing through ferns that felt unnervingly like grasping hands in the dark."
1"Moonlight, thick and syrupy, drenched the clearing, bleaching the color from a carpet of wildflowers that shouldn't have been blooming this late in the year."
2"She was here to meet the person who had given her the Heartstone, the strange, crimson pendant that now rested against her sternum, cold as a pebble from a wint…"
3"She walked toward the center of the clearing, her eyes scanning the monolithic stones that stood between the oaks, their surfaces covered in a filigree of moss …"
4"It was too much, an oppressive sweetness that coated the back of her throat."
5"Like announcing her presence to something that was trying its best to pretend it couldn’t see her."
6"The Heartstone was a lump of ice against her skin, offering no warmth, no warning, only a dead, chilling weight."
7"The starlight seemed to dim, as if a celestial hand were drawing a veil across the sky."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags1
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags0
79.5788%