Run: 2026-07-25-01KYCT49R220TPXRNG62GTQ7EK

Run Details

Duration:
23.7s
Cost:
$0.027335
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 London chill had been biting when Rory crossed the perimeter fence of Richmond Park, her breath blooming in white plumes against the autumn dark. But the moment she squeezed between the two massive oak standing stones that guarded the clearing, the frost vanished. The air inside the Fae Grove was thick, humid, and heavy with the suffocating sweet scent of night-blooming jasmine and damp earth. Rory paused, her hand instinctively rising to trace the small crescent-shaped scar on her left wrist—a nervous habit that had followed her from childhood. She pulled her coat tighter around her shoulders, though it wasn't cold here. That was the first thing that set her instincts on edge. Outside, it was mid-November, the grass brittle with freeze. Here, vibrant indigo and crimson wildflowers crowded around her boots, fully open and unbothered by the season, bathed in a strange, sourceless silver light that seemed to emanate from the ground itself rather than the overcast sky. She was here because of a tip, a cryptic message left on the counter at Silas’ bar where she lived, hinting that the answers about who had sent her the Heartstone were tied to the Grove. But standing in the center of the clearing, surrounded by ancient trees whose trunks twisted like gnarled bone, the logic that usually governed her cool, analytical mind felt flimsy. Rory reached under her collar, her fingers brushing the thumb-sized crimson gem resting on its silver chain against her collarbone. The Heartstone was warm. Not the faint, comforting heat it usually held, but a sharp, rhythmic pulse, like the heartbeat of a frantic bird pressed against her throat. She turned slowly in a circle, her bright blue eyes scanning the shadows beyond the flowering brush. Silence hung over the clearing, but it wasn't the clean, quiet stillness of nature. It was an oppressive, pressurized silence, like the air inside a sealed casket. There were no crickets. No rustle of wind in the canopy above. The leaves hung motionless, yet the wildflowers at her feet subtly swayed, bending away from the center of the grove as if recoiling from something unseen. "Hello?" Rory called out. Her voice was flat, swallowed almost instantly by the dense air. No echo returned. She took three steps forward, her rubber-soled boots sinking into the spongy moss. *Crunch.* Rory froze. The sound had been sharp, clear—the distinct snap of a dry twig under a heavy boot. But the ground beneath her was carpeted in damp, lush velvet moss. There were no dead branches here. She turned her head toward the sound. Ten feet away, the space between two ancient oaks was darker than the rest of the grove, a column of shadow so dense it seemed to drink the pale luminescence of the flowers. Rory held her breath, listening. For four long seconds, nothing happened. Then came another sound. It was a wet, sliding drag, followed by a soft *thud*, like something heavy and damp being hauled across the bark of a tree. It was slow, deliberate, and entirely unhurried. Rory’s heart gave a sudden, violent thrum. Her cool head, her proudest defense, began to fight against a rising tide of primal adrenaline. She stepped back, raising her hand to touch the Heartstone again. It burned against her skin now, radiating an intense, feverish heat that made her wince. *A portal,* she thought, her mind racing. The pendant only reacted like this near a Hel portal. But where? She looked back toward the standing stones—the entrance she had used only moments ago. They were gone. In their place stood a wall of thorned briars, tightly woven and seamless, as if they had grown there over decades rather than seconds. The edges of the grove had closed in. She checked her wrist watch, but the second hand was swinging wildly backward, sweeping through seconds in erratic, jerky spasms before stopping dead entirely. Time was warping, stretching or collapsing around her. An hour in here could be a minute outside, or a hundred years. "Rory..." The sound was a breathy exhale, barely louder than a whisper, rustling through the stillness. It didn't come from behind her, or in front of her. It seemed to whisper directly into the curve of her left ear, warm and smelling faintly of turned earth and copper. She spun around, swinging her arm out instinctively, but her knuckles met only empty air. Nothing was there. The clearing was empty. The wildflowers continued their silent, unnatural dance, leaning away from her, or rather, leaning away from the empty space immediately beside her. She backed away, her heart hammering against her ribs like a trapped bird. Her eyes darted across the tree line. In her peripheral vision, she caught it: a shape. Tall, horribly elongated, standing just behind the trunk of an oak. It was too slender to be human, its limbs bent at angles that suggested broken joints. When she snapped her gaze directly toward it, there was only the rough grey bark of the tree. "I see you," Rory said, her voice shaking despite her best efforts to maintain control. "Show yourself." No answer came, only the sound of breathing. It wasn't her own breath—her intake was short and ragged, while this breathing was deep, wet, and raspy, drawing in air with a low, whistling rattle. It was coming from right above her head. Rory slowly tilted her chin up. The low-hanging branches of the oak tree were weaving together, interlocking their thick, black boughs to blot out what little sky remained. And suspended in the lattice of wood, hanging upside down just a few feet above her face, was a shadow that didn't belong to any branch. It was a silhouette with no face, only two hollow depressions where eyes should be, absorbing the faint red glow emitting from the Heartstone around her neck. The pendant was hot enough now to scorch her skin through her shirt, throbbing in sync with the wet, rattling breath from above. Rory didn't scream. Her Cardiff-ingrained stubbornness and sheer survival instinct overrides the terror just enough to move her legs. She bolted. She sprinted through the center of the grove, her boots tearing through the vibrant flowers, crushing petals that bled a thick, pale sap onto her jeans. Behind her, the sounds unleashed. It was no longer a stealthy stalk; it was a rhythmic, heavy pounding, like four limbs striking the soft earth in rapid, terrifying succession, closing the distance between them with impossible speed. The air grew thicker, colder, tasting of iron and old ashes. A Hel portal was opening, or already open, tearing through the thin fabric of the Grove. She aimed for a gap between two giant trees, throwing her shoulder against the space where the standing stones ought to be. As she broke through the threshold, the air snapped like a broken whip. The heat vanished. The suffocating scent of jasmine evaporated, replaced instantly by the freezing, damp smell of wet mud and autumn rain. Rory stumbled forward, her knees giving out as she fell hard onto the cold, frosted grass of Richmond Park. She scrambled backward on her hands and pants, gasping for air, her chest heaving as she stared at the gap between the two ancient oaks. There was no floral perfume. No silver glow. Just bare, winter-stripped branches clawing at the dark night sky, and the distant, reassuring hum of London traffic floating across the park. Silence returned, real and natural this time, broken only by her own ragged breathing. Rory sat in the damp grass for a long time, her body trembling violently. Slowly, she lifted her left hand, her thumb rubbing the small crescent scar on her wrist, feeling the sharp, grounding sensation of her own reality. With her other hand, she reached inside her coat and pulled out the Heartstone. The crimson gem was dark now, cold as ice, hanging harmlessly from its silver chain. She looked back at the gap between the oak stones. In the soft mud between them, right where the boundary ended, lay a single, freshly bloomed indigo wildflower—and right next to it, deeply pressed into the frost-covered dirt, was the clear, fresh print of a hand with far too many fingers.
created_at"2026-07-25T14:16:08.712Z" 7/25/2026, 2:16:08 PM
model"google/gemini-3.6-flash-20260721"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1404
moderation_latency(null)
generation_time23641
tokens_prompt792
tokens_completion2949
native_tokens_prompt773
native_tokens_completion3490
native_tokens_completion_images0
native_tokens_reasoning1728
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"
usage0.0273345
router(null)
provider_responses
0
endpoint_id"5d6d133d-a953-4781-a835-7ee76f4e1388"
id"KMVkapmqL4_UjMcPwNn-mAY"
is_byokfalse
latency1404
model_permaslug"google/gemini-3.6-flash-20260721"
provider_name"Google AI Studio"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1784988968-7Srq1Qlyb2uQNdQVChYr"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1784988968-ukRUqo4eOGsTKX2veTmA"
upstream_id"KMVkapmqL4_UjMcPwNn-mAY"
total_cost0.0273345
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"
response_cache_source_id(null)
data_region"global"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags3
adverbTagCount0
adverbTags(empty)
dialogueSentences4
tagDensity0.75
leniency1
rawRatio0
effectiveRatio0
85.51% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1380
totalAiIsmAdverbs4
found
0
adverb"slowly"
count3
1
adverb"tightly"
count1
highlights
0"slowly"
1"tightly"
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)
38.41% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1380
totalAiIsms17
found
0
word"chill"
count1
1
word"comforting"
count1
2
word"rhythmic"
count2
3
word"pulse"
count1
4
word"scanning"
count1
5
word"silence"
count3
6
word"oppressive"
count1
7
word"echo"
count1
8
word"velvet"
count1
9
word"racing"
count1
10
word"whisper"
count2
11
word"dance"
count1
12
word"pounding"
count1
highlights
0"chill"
1"comforting"
2"rhythmic"
3"pulse"
4"scanning"
5"silence"
6"oppressive"
7"echo"
8"velvet"
9"racing"
10"whisper"
11"dance"
12"pounding"
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
emotionTells0
narrationSentences95
matches(empty)
67.67% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount4
narrationSentences95
filterMatches
0"watch"
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)
analyzedSentences97
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen43
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans3
markdownWords4
totalWords1375
ratio0.003
matches
0"Crunch."
1"thud"
2"A portal,"
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
totalMentions28
wordCount1347
uniqueNames9
maxNameDensity0.89
worstName"Rory"
maxWindowNameDensity2
worstWindowName"Rory"
discoveredNames
London2
Rory12
Richmond2
Park2
Fae1
Grove2
Heartstone4
Hel2
Cardiff-ingrained1
persons
0"Rory"
places
0"London"
1"Richmond"
2"Park"
3"Fae"
4"Grove"
5"Heartstone"
6"Hel"
globalScore1
windowScore1
85.06% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences77
glossingSentenceCount2
matches
0"light that seemed to emanate from the ground itself rather than the overcast sky"
1"as if recoiling from something unseen"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.727
wordCount1375
matches
0"Not the faint, comforting heat it usually held, but a sharp, rhythmic pulse, like the heartbeat of a frantic bir"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences97
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs40
mean34.38
std23.04
cv0.67
sampleLengths
066
194
265
348
417
565
618
713
81
936
1045
1110
1231
1349
1419
1514
163
1777
181
1947
2015
2129
2256
2318
2417
2542
266
2775
2823
2921
3063
3127
3235
3322
3444
3530
3614
3753
3815
3951
94.18% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences95
matches
0"was carpeted"
1"being hauled"
2"were gone"
33.33% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount5
totalVerbs200
matches
0"was swinging"
1"was warping"
2"was coming"
3"were weaving"
4"was opening"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount5
semicolonCount1
flaggedSentences6
totalSentences97
ratio0.062
matches
0"Rory paused, her hand instinctively rising to trace the small crescent-shaped scar on her left wrist—a nervous habit that had followed her from childhood."
1"The sound had been sharp, clear—the distinct snap of a dry twig under a heavy boot."
2"She looked back toward the standing stones—the entrance she had used only moments ago."
3"It wasn't her own breath—her intake was short and ragged, while this breathing was deep, wet, and raspy, drawing in air with a low, whistling rattle."
4"It was no longer a stealthy stalk; it was a rhythmic, heavy pounding, like four limbs striking the soft earth in rapid, terrifying succession, closing the distance between them with impossible speed."
5"In the soft mud between them, right where the boundary ended, lay a single, freshly bloomed indigo wildflower—and right next to it, deeply pressed into the frost-covered dirt, was the clear, fresh print of a hand with far too many fingers."
88.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount180
adjectiveStacks2
stackExamples
0"small crescent-shaped scar"
1"strange, sourceless silver light"
adverbCount4
adverbRatio0.022222222222222223
lyAdverbCount2
lyAdverbRatio0.011111111111111112
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences97
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences97
mean14.18
std9.09
cv0.641
sampleLengths
025
119
222
324
413
511
69
737
836
929
1020
114
1224
1317
1414
1513
164
178
1826
194
2011
213
2213
231
242
2516
2612
276
287
2933
305
316
324
3324
347
357
3616
3711
3815
397
4010
412
4214
433
4424
458
4624
478
4813
491
52.23% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats6
diversityRatio0.35051546391752575
totalSentences97
uniqueOpeners34
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount3
totalSentences91
matches
0"Then came another sound."
1"Just bare, winter-stripped branches clawing"
2"Slowly, she lifted her left"
ratio0.033
88.13% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount30
totalSentences91
matches
0"She pulled her coat tighter"
1"She was here because of"
2"She turned slowly in a"
3"It was an oppressive, pressurized"
4"Her voice was flat, swallowed"
5"She took three steps forward,"
6"She turned her head toward"
7"It was a wet, sliding"
8"It was slow, deliberate, and"
9"Her cool head, her proudest"
10"She stepped back, raising her"
11"It burned against her skin"
12"She looked back toward the"
13"They were gone."
14"She checked her wrist watch,"
15"It didn't come from behind"
16"It seemed to whisper directly"
17"She spun around, swinging her"
18"She backed away, her heart"
19"Her eyes darted across the"
ratio0.33
100.00% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount65
totalSentences91
matches
0"The London chill had been"
1"The air inside the Fae"
2"Rory paused, her hand instinctively"
3"She pulled her coat tighter"
4"That was the first thing"
5"Here, vibrant indigo and crimson"
6"She was here because of"
7"Rory reached under her collar,"
8"The Heartstone was warm."
9"She turned slowly in a"
10"Silence hung over the clearing,"
11"It was an oppressive, pressurized"
12"The leaves hung motionless, yet"
13"Rory called out"
14"Her voice was flat, swallowed"
15"She took three steps forward,"
16"The sound had been sharp,"
17"She turned her head toward"
18"Rory held her breath, listening."
19"It was a wet, sliding"
ratio0.714
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences91
matches(empty)
ratio0
25.76% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences61
technicalSentenceCount10
matches
0"The London chill had been biting when Rory crossed the perimeter fence of Richmond Park, her breath blooming in white plumes against the autumn dark."
1"Rory paused, her hand instinctively rising to trace the small crescent-shaped scar on her left wrist—a nervous habit that had followed her from childhood."
2"Here, vibrant indigo and crimson wildflowers crowded around her boots, fully open and unbothered by the season, bathed in a strange, sourceless silver light tha…"
3"Rory reached under her collar, her fingers brushing the thumb-sized crimson gem resting on its silver chain against her collarbone."
4"The leaves hung motionless, yet the wildflowers at her feet subtly swayed, bending away from the center of the grove as if recoiling from something unseen."
5"It burned against her skin now, radiating an intense, feverish heat that made her wince."
6"And suspended in the lattice of wood, hanging upside down just a few feet above her face, was a shadow that didn't belong to any branch."
7"She sprinted through the center of the grove, her boots tearing through the vibrant flowers, crushing petals that bled a thick, pale sap onto her jeans."
8"She scrambled backward on her hands and pants, gasping for air, her chest heaving as she stared at the gap between the two ancient oaks."
9"Slowly, she lifted her left hand, her thumb rubbing the small crescent scar on her wrist, feeling the sharp, grounding sensation of her own reality."
0.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags3
uselessAdditionCount1
matches
0"Rory said, her voice shaking despite her best efforts to maintain control"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags1
fancyCount0
fancyTags(empty)
dialogueSentences4
tagDensity0.25
leniency0.5
rawRatio0
effectiveRatio0
78.6097%