Run: 2026-07-25-01KYCX7C4KJ89N45AC0CFQY9TR

Run Details

Duration:
8.4s
Cost:
$0.004364
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 iron gate of Richmond Park groaned against the wind, a long, rusty complaint that died away too quickly in the heavy air. Aurora pulled the collar of her coat tight around her neck, her straight black hair whipping across her face. She tucked a strand behind her ear, her thumb brushing automatically over the small crescent-shaped scar on her left wrist. The skin there felt cold, tight, and prickling with a sudden, unbidden gooseflesh. She checked her phone. The screen cast a harsh blue light over her fingers, illuminating the cracked glass. 11:42 PM. But the battery icon was dead, flat, and red, dying a second after she unlocked it. That made no sense; she had charged it fully in the flat above Silas' bar before catching the late tube. Rory blew out a breath, watching it mist white in the dark. She had a reason for coming out here this late, drawn by a bizarre series of notes left in her delivery drop-box at the Golden Empress, but standing here now, the park felt less like a public green and more like the bottom of a very deep, stagnant lake. She turned off the paved path, her trainers crunching softly against frost-tipped grass. The city’s amber glow barely reached this far, trapped and smothered by a canopy of ancient trees that loomed like petrified giants against a starless sky. As she walked deeper into the park, the ambient hum of London traffic vanished. It didn't fade away; it simply stopped, replaced by a profound, suffocating quiet. The only sound was the rhythmic thud of her own boots and the faint, persistent thrum against her collarbone. Beneath her wool coat, the Heartstone Pendant was warm. Not pleasantly so, but with a sharp, feverish heat that pulsed against her skin in a slow, steady rhythm, like a second heart buried deep in her chest. She reached the perimeter of the Fae Grove. Even in the pitch dark, she knew she had found the standing stones. They weren't made of granite or slate, but of massive, ancient oak trunks that grew upward in twisted, unnatural spirals, forming a broken ring. The air inside the clearing smelled wrong. It carried no scent of damp earth or rotting leaves, but rather the sharp, metallic tang of ozone and crushed wintergreen, sweet and sickly. Rory stopped at the threshold, her fingers tightening on the silver chain beneath her coat. A sound cut through the silence. It was a wet, heavy scrape, like a boulder being dragged slowly through thick mud. She froze, holding her breath. To her left, at the absolute periphery of her vision, something shifted. It was tall, impossibly thin, and silhouetted against the paler gray of an oak trunk. When she turned her head directly toward it, nothing was there. Just the gnarled bark and the pale, year-round wildflowers blooming in ghostly patches at the base of the tree. She swallowed hard, her mouth tasting of ash. "Hello?" she called out. Her voice sounded flat, swallowed up by the heavy air before it could travel two yards. No answer. But the scrape came again, closer this time, moving in a semicircle just beyond the ring of ancient oaks. Rory took a cautious step backward, her heel catching on a root. She kept her eyes fixed on the darkness between the trees. The shadows weren't behaving naturally. They didn't stretch away from the pale light of the sky; they seemed to pool around the base of the standing stones, thickening into oily puddles that rippled without a breeze. Her phone buzzed in her pocket—a phantom vibration, or perhaps just the dying hardware making one last twitch. She ignored it, her cool-headed pragmatism scrambling for a foothold. This was just a park. Trees were just trees. The cold sweat trickling down the back of her neck was just a reaction to the sudden drop in temperature. Yet, the pendant against her skin grew hotter, burning a small, distinct circle into her chest. The deep crimson gemstone was trying to push through the fabric, vibrating with a frantic, stuttering pulse. A twig snapped. Directly behind her. Rory spun around, her heart slamming violently against her ribs. The clearing looked different now. The space between the oak stones had narrowed, the gap through which she had entered now choked by dense, creeping brambles that hadn't been there a moment ago. And standing in the center of the grove, where the grass was beaten flat into a pale circle, was a figure. It wore the shape of a person, draped in a coat the color of dried blood, but its proportions were entirely wrong. Its limbs were too long, folding inward at awkward, bird-like angles. It didn't breathe. It didn't move. It simply stood facing away from her, its head tilted at a sickening ninety-degree angle, resting against its right shoulder. Panic, cold and sharp, clawed at the back of Rory's throat, but she forced herself to stay still. She knew from experience that running blindly in the dark only led to worse things. The figure twitched. It didn't turn around; its body remained stationary while its head snapped back with a dry, wooden crack, locking glowing eyes directly onto hers. They weren't human eyes. They were wide, flat pools of silver, reflecting no light, seeing right through her coat, her skin, straight to the frantic, burning weight of the Heartstone on her chest. A sound rose from the thing—not a voice, but a low, vibrating frequency that made Rory's teeth ache and her vision blur at the edges. It was the sound of rushing water, of distant wind through a canyon, of time stretching and snapping like over-tightened wire. The entity glided forward. It didn't walk; its feet never left the frost-covered grass, sliding across the earth with terrifying, frictionless speed. Rory didn't think anymore. She turned and threw herself against the barrier of oak stones, shoving her hands hard into the twisted bark where she had entered. Her fingers brushed against slick, alien wood that felt more like wet flesh than timber. The air behind her went dead cold. The smell of wintergreen turned instantly to copper and rot. With a desperate, out-of-the-box surge of adrenaline, Rory gripped the silver chain of the pendant, yanked it over her head, and hurled the crimson gemstone straight into the dark interior of the grove. The stone struck the earth. For a fraction of a second, the world exploded into blinding, deep crimson light. The shadows shrieked—a high, ultrasonic tearing sound that vibrated deep inside Rory's skull—and the towering figure froze, paralyzed by the sudden eruption of heat and light. Rory didn't look back. She plunged headfirst through the barrier of oak stones, her shoulder slamming hard into solid wood before the space miraculously gave way. She tumbled out onto the frosted grass of the path outside, rolling hard and scrambling to her feet. Behind her, the iron gate of the park slammed shut with a deafening crash, though no wind was blowing. She stood trembling in the dark, gasping for air that tasted sweet, normal, and heavily polluted by the city. Her hands were shaking violently as she reached up to touch her chest. Her coat was scorched in a small, round circle right over her heart, the fabric singed away to reveal unblemished skin underneath. Slowly, carefully, Rory turned her head back toward the impenetrable wall of trees. The park was silent again, swallowed entirely by the midnight fog, keeping its secrets buried deep within the dark, unchanging heart of the grove.
created_at"2026-07-25T15:10:15.198Z" 7/25/2026, 3:10:15 PM
model"google/gemini-3.5-flash-lite-20260721"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency277
moderation_latency(null)
generation_time8311
tokens_prompt792
tokens_completion1889
native_tokens_prompt773
native_tokens_completion1653
native_tokens_completion_images0
native_tokens_reasoning0
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"
usage0.0043644
router(null)
provider_responses
0
endpoint_id"6bd8f433-79e1-416c-b407-1772eb796c9a"
id"19FkasKmE4bJ-8YP9KmMiQY"
is_byokfalse
latency277
model_permaslug"google/gemini-3.5-flash-lite-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-1784992215-Scu6eM8l7Wd2Tb8z7W1N"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1784992215-OC76nSngzkqC3w2PWedC"
upstream_id"19FkasKmE4bJ-8YP9KmMiQY"
total_cost0.0043644
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
totalTags2
adverbTagCount0
adverbTags(empty)
dialogueSentences1
tagDensity1
leniency1
rawRatio0
effectiveRatio0
76.40% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1271
totalAiIsmAdverbs6
found
0
adverb"quickly"
count1
1
adverb"very"
count1
2
adverb"softly"
count1
3
adverb"slowly"
count2
4
adverb"carefully"
count1
highlights
0"quickly"
1"very"
2"softly"
3"slowly"
4"carefully"
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)
64.59% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1271
totalAiIsms9
found
0
word"charged"
count1
1
word"loomed"
count1
2
word"profound"
count1
3
word"rhythmic"
count1
4
word"pulsed"
count1
5
word"silence"
count1
6
word"pulse"
count1
7
word"weight"
count1
8
word"vibrated"
count1
highlights
0"charged"
1"loomed"
2"profound"
3"rhythmic"
4"pulsed"
5"silence"
6"pulse"
7"weight"
8"vibrated"
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
narrationSentences86
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount1
narrationSentences86
filterMatches(empty)
hedgeMatches
0"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences86
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen50
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1267
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions5
unquotedAttributions0
matches(empty)
83.33% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions21
wordCount1259
uniqueNames10
maxNameDensity0.87
worstName"Rory"
maxWindowNameDensity2.5
worstWindowName"Rory"
discoveredNames
Richmond1
Park1
Rory11
Golden1
Empress1
London1
Heartstone2
Pendant1
Fae1
Grove1
persons
0"Rory"
1"Pendant"
places
0"Richmond"
1"Park"
2"Golden"
3"London"
4"Fae"
5"Grove"
globalScore1
windowScore0.833
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences67
glossingSentenceCount0
matches(empty)
42.15% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches2
per1kWords1.579
wordCount1267
matches
0"Not pleasantly so, but with a sharp, feverish heat"
1"not a voice, but a low, vibrating frequency"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences86
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs34
mean37.26
std21.32
cv0.572
sampleLengths
075
156
261
339
483
58
668
715
821
95
1057
1128
1221
1359
1457
1533
166
1743
1821
1959
2033
213
2257
2346
2422
2542
2617
2733
285
2940
3044
3119
3254
3337
93.02% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences86
matches
0"being dragged"
1"was beaten"
2"was scorched"
54.28% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount4
totalVerbs183
matches
0"weren't behaving"
1"was trying"
2"was blowing"
3"were shaking"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount4
semicolonCount5
flaggedSentences8
totalSentences86
ratio0.093
matches
0"That made no sense; she had charged it fully in the flat above Silas' bar before catching the late tube."
1"It didn't fade away; it simply stopped, replaced by a profound, suffocating quiet."
2"They didn't stretch away from the pale light of the sky; they seemed to pool around the base of the standing stones, thickening into oily puddles that rippled without a breeze."
3"Her phone buzzed in her pocket—a phantom vibration, or perhaps just the dying hardware making one last twitch."
4"It didn't turn around; its body remained stationary while its head snapped back with a dry, wooden crack, locking glowing eyes directly onto hers."
5"A sound rose from the thing—not a voice, but a low, vibrating frequency that made Rory's teeth ache and her vision blur at the edges."
6"It didn't walk; its feet never left the frost-covered grass, sliding across the earth with terrifying, frictionless speed."
7"The shadows shrieked—a high, ultrasonic tearing sound that vibrated deep inside Rory's skull—and the towering figure froze, paralyzed by the sudden eruption of heat and light."
69.67% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount125
adjectiveStacks1
stackExamples
0"small crescent-shaped scar"
adverbCount8
adverbRatio0.064
lyAdverbCount3
lyAdverbRatio0.024
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences86
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences86
mean14.73
std8.65
cv0.587
sampleLengths
023
119
220
313
44
514
62
716
820
912
1049
1113
1226
1314
1413
1519
169
1728
188
1913
2024
217
2224
2315
246
2515
265
2712
2815
2911
3019
318
324
3316
342
3519
3612
3711
385
3931
4018
4110
425
434
4420
4516
4617
473
483
4910
50.78% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats8
diversityRatio0.36046511627906974
totalSentences86
uniqueOpeners31
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount3
totalSentences84
matches
0"Just the gnarled bark and"
1"Directly behind her."
2"Slowly, carefully, Rory turned her"
ratio0.036
48.57% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount36
totalSentences84
matches
0"She tucked a strand behind"
1"She checked her phone."
2"She had a reason for"
3"She turned off the paved"
4"It didn't fade away; it"
5"She reached the perimeter of"
6"They weren't made of granite"
7"It carried no scent of"
8"It was a wet, heavy"
9"She froze, holding her breath."
10"It was tall, impossibly thin,"
11"She swallowed hard, her mouth"
12"she called out"
13"Her voice sounded flat, swallowed"
14"She kept her eyes fixed"
15"They didn't stretch away from"
16"Her phone buzzed in her"
17"She ignored it, her cool-headed"
18"It wore the shape of"
19"Its limbs were too long,"
ratio0.429
61.19% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount67
totalSentences84
matches
0"The iron gate of Richmond"
1"Aurora pulled the collar of"
2"She tucked a strand behind"
3"The skin there felt cold,"
4"She checked her phone."
5"The screen cast a harsh"
6"That made no sense; she"
7"Rory blew out a breath,"
8"She had a reason for"
9"She turned off the paved"
10"The city’s amber glow barely"
11"It didn't fade away; it"
12"The only sound was the"
13"She reached the perimeter of"
14"They weren't made of granite"
15"The air inside the clearing"
16"It carried no scent of"
17"Rory stopped at the threshold,"
18"A sound cut through the"
19"It was a wet, heavy"
ratio0.798
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount3
totalSentences84
matches
0"Even in the pitch dark,"
1"To her left, at the"
2"Yet, the pendant against her"
ratio0.036
59.52% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences60
technicalSentenceCount7
matches
0"The iron gate of Richmond Park groaned against the wind, a long, rusty complaint that died away too quickly in the heavy air."
1"The city’s amber glow barely reached this far, trapped and smothered by a canopy of ancient trees that loomed like petrified giants against a starless sky."
2"They weren't made of granite or slate, but of massive, ancient oak trunks that grew upward in twisted, unnatural spirals, forming a broken ring."
3"They didn't stretch away from the pale light of the sky; they seemed to pool around the base of the standing stones, thickening into oily puddles that rippled w…"
4"A sound rose from the thing—not a voice, but a low, vibrating frequency that made Rory's teeth ache and her vision blur at the edges."
5"The shadows shrieked—a high, ultrasonic tearing sound that vibrated deep inside Rory's skull—and the towering figure froze, paralyzed by the sudden eruption of …"
6"She stood trembling in the dark, gasping for air that tasted sweet, normal, and heavily polluted by the city."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags2
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags0
83.4501%