Run: 2026-07-08-01KX1KZBR36KJ39TE5DNDN0MGG

Run Details

Duration:
1m 3s
Cost:
$0.016368
Provider:
xAI

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 had locked hours earlier, but the stretch of railing Rory needed sat back from the road, half-swallowed by hawthorn. She swung one leg over, then the other, landing soft on wet grass. The city glow of London thinned as she walked deeper, swallowed by the park’s older dark. Her trainers whispered through leaf litter. The Heartstone hung against her collarbone, a thumbnail of deep crimson on its silver chain; each slow step made it pulse warmer, like a second, quieter heart. She had come because the warmth had turned insistent three nights running—hot enough to wake her in the flat above Silas’s bar, hot enough that she could no longer pretend it was only her own blood. The pendant had been left for her, no card, no name, just the faintest glow when she closed her fingers around it. Something had begun calling through it, a direction rather than a voice, and tonight the direction ended here, inside the trees that locals still called Isolde’s Grove when they were freer with their stories. She found the standing stones first: pale oaks that time had hardened into something between wood and bone. They rose in a rough circle, the entrance marked by two taller trunks leaning toward each other like tired sentries. Wildflowers lit the ground in impossible colors—bluebells, primroses, foxgloves blooming hard against the November cold. Their scent was thick, almost sweet enough to gag. Time felt loose already; the distant traffic sounds that should have reached her had fallen away the moment she stepped between the stones, as if the park itself had taken a breath and held it. Rory stopped just inside the ring. The pendant’s heat climbed higher. She pressed two fingers to the scar on her left wrist—old habit, a crescent nick from childhood that somehow steadied her—and took stock the way she always did when the world tilted: breathe, note exits, catalogue what should be there and what should not. What should: the stones, the flowers, the black canopy of the oaks. What should not: the absolute silence. No breeze moved the leaves. No insect clicked. Her own breathing sounded too loud, the faint scrape of fabric when she shifted weight. Somewhere beyond the circle a twig cracked, once, sharp as a knuckle. She waited. Nothing followed. “Fantastic,” she muttered under her breath, because talking out loud sometimes put a seam of ordinary life back into strange places. Her voice came back to her thinner than it should have, as if the air itself had stretched it. The pendant pulsed again, stronger. She lifted it free of her coat collar. The gem’s inner glow had brightened to a dull coal, throwing a thin red wash across her knuckles. Heat climbed her sternum. She took two careful steps toward the center of the clearing. The flowers brushed her ankles; their petals were cool and wet, yet the scent rose heavier, almost like overripe fruit left too long. Another sound. Not a crack this time—something softer, a long drag across bark, like cloth or hair. She turned. The circle of stones stood empty. Moonlight filtered through the canopy in ragged scraps, enough to paint every trunk silver-white, every shadow blacker than it ought to be. At the edge of one shadow something small twitched and stilled. Too low for a bird, too deliberate for wind. Rory felt the first slow crawl of wrongness settle in her stomach. She had expected magic—or the rumor of it—but she had not expected the grove to notice her back. She moved deeper, mapping the space. The stones were spaced unevenly, some leaning, some cracked, all etched with lines that might once have been carved and might only be the work of lichen. Between two slumped oaks she saw a narrow path of trampled flower-heads leading outward, closed almost at once by denser trees. That way led back to the park, she thought. Safety. The pendant disagreed; its heat jerked her attention toward the center where the wildflowers grew thickest, in a bed so dense it looked like someone had poured color onto the dirt and let it pool. She crouched, careful of her knees in the dew. The crimson light of the Heartstone flared, once, bright enough that the nearest flowers seemed to lean away. Rory froze. The light settled. The flowers did not. One foxglove tip quivered as if something small had brushed past it from beneath. “Not funny,” she said, again for the comfort of hearing her own voice. The words came out flat. She rose, wiped damp palms on her jeans, and forced the cool head that had always kept her alive when temper would have killed her. Inventory: no phone signal this deep (she had checked), no knife (she never carried one; delivery work didn’t warrant it), only the pendant and the stubborn knowledge that she could out-think worse people than whatever lived under flowers. A second drag sounded behind her, closer. She spun. Empty. But now the standing stones themselves seemed wrong; the pale bark of the nearest oak had darkened in a long vertical streak as if something had run its weight down the trunk. Sap? Mud? Rory stepped nearer. The streak was neither. It gleamed wet and faintly luminous under the stealthy moonlight, and when she looked closer it showed the faint reverse print of slender fingers dragged from above height down to her own. She stepped back so quickly her heel crushed a cluster of primroses. Their juice smelled coppery under the sweetness. The certainty arrived then, cold and clear as the scar under her fingers: she was no longer alone in the Grove. The knowledge arrived without panic, just the cool recognition that her earlier catalogue had been incomplete. Something watched. It had watched from the moment the stones closed behind her, and it preferred she stay longer. A soft laugh drifted across the clearing—too high, too brief, like a child catching itself. Not hers. Rory’s spine locked. The pendant burned hard against her palm; she realized she had closed her fist around it without meaning to. The red light pulsed in time with her heartbeat now, or hers with it, thick and insistent. “Show yourself,” she said. The words surprised her by their steadiness. Cool-headed, people called her. Intelligent. Quick out-of-the-box thinking. All of that still true. All of that currently chewing the inside of her cheek so she would not shout. Silence answered. Then another sound from her left: a slow, wet unseaming, like a pod opening. She forced herself not to whirl this time. Peripheral vision could lie, but it could also keep her from charging the wrong threat. At the edge of sight the wildflowers swayed though no wind crossed the circle. Petals parted. Something pale moved an inch and vanished again. Rory breathed once through her nose, once through her mouth. The air tasted of crushed leaves and old copper. She chose a direction less wrong—the way the trampled path had pointed earlier—and began walking with measured steps, never turning her back fully on the center. The stones waited. Their shadows had lengthened without moon-motion, stretching toward her feet like patient tongues. One shadow detached an inch and flowed back, outpacing its fellows. She refused to name what that meant. Halfway to the exit pair of oaks she halted. A low keening had begun somewhere under the flower carpet. Not animal. Not wind through hollow wood. It rose and fell in a rhythm too close to breathing, too soft to locate. The pendant’s warmth switched to cold so fast her skin tightened; the stone still glowed, but now the red light felt like frost under glass. Something brushed her left ankle. Not a flower. Fingers, cool and thin, five negligible weights that closed and released before she could kick. Rory hopped sideways, heart slamming once, hard. She looked down. Nothing but petals crushed dark under her trainer. But her sock was wet where the touch had been, a stripe of moisture that soaked cold through cotton. She ran then. Not full panic: the controlled sprint she used when late for a delivery and traffic closed like fists. Three strides, four. The standing stones shifted in her peripheral vision—leaning she was certain they had not leaned moments earlier—and the gap between the two tallest oaks narrowed by a handspan. Impossible. Real. The keening rose into a thin snicker. Behind her a heavier drag began: something long sliding through puts of flowers, unhurried, sure of the distance. Rory did not look. Looking costs seconds. She put her head down and drove for the narrowing gate of living wood. Bark scraped her shoulder as she passed between. She expected the press of air to loosen, expected the ordinary park night to flood back—traffic, distant dogs, London itself. Instead the darkness outside the circle felt thicker, pressed close by unseen shoulders of trees that had crowded nearer. The path she thought she remembered twisted left when she needed right. Or the trees moved. Or time had already begun its petty game here, stealing her hours for its own. The pendant jerked hard against its silver chain, then fell cold and dull. Its light died entirely. She kept moving. Flower scent clung to her coat even outside the ring; petals stuck to her damp hair. Somewhere back in the circle the keening stopped as if a hand had covered a mouth. In the new silence Rory heard only her own boots tearing through undergrowth and, underneath that, a second pair of footfalls—lighter, bare, always just out of phase with hers so she could never match them, never stop long enough to prove they were merely echo. She broke onto a wider track she only half-recognized and ran harder, lungs burning, until the park’s main path finally opened under residual city light. Even then she did not slow until the iron fence appeared again, cold and ordinary and blessedly man-made. Behind the distant oak circle the Grove settled. Pedals closed. Stones exhaled. Somewhere under the year-round flowers something wet and patient turned over and waited for the next red pulse of invitation.
created_at"2026-07-08T19:41:14.893Z" 7/8/2026, 7:41:14 PM
model"x-ai/grok-4.5-20260708"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency496
moderation_latency(null)
generation_time62746
tokens_prompt812
tokens_completion2683
native_tokens_prompt948
native_tokens_completion2636
native_tokens_completion_images(null)
native_tokens_reasoning554
native_tokens_cached896
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"completed"
service_tier"default"
usage0.016368
router(null)
provider_responses
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endpoint_id"0e927811-b1a8-4604-8b86-db5ce6eaa87c"
id"646c7ca8-3ce5-9cc2-93df-cfdd42cc4f41"
is_byokfalse
latency125
model_permaslug"x-ai/grok-4.5-20260708"
provider_name"xAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1783539674-NOAtehQFDsfuems6y3Uw"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783539674-EVZyG1PphgMwtkg858Fg"
upstream_id"646c7ca8-3ce5-9cc2-93df-cfdd42cc4f41"
total_cost0.016368
cache_discount0.001344
upstream_inference_cost0
provider_name"xAI"
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)
dialogueSentences3
tagDensity1
leniency1
rawRatio0
effectiveRatio0
97.07% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1709
totalAiIsmAdverbs1
found
0
adverb"quickly"
count1
highlights
0"quickly"
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)
53.19% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1709
totalAiIsms16
found
0
word"pulse"
count2
1
word"warmth"
count2
2
word"silence"
count3
3
word"weight"
count2
4
word"pulsed"
count2
5
word"stomach"
count1
6
word"etched"
count1
7
word"quivered"
count1
8
word"measured"
count1
9
word"echo"
count1
highlights
0"pulse"
1"warmth"
2"silence"
3"weight"
4"pulsed"
5"stomach"
6"etched"
7"quivered"
8"measured"
9"echo"
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
narrationSentences140
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount1
narrationSentences140
filterMatches(empty)
hedgeMatches
0"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences140
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen46
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1695
ratio0
matches(empty)
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
totalMentions22
wordCount1690
uniqueNames9
maxNameDensity0.59
worstName"Rory"
maxWindowNameDensity1
worstWindowName"Rory"
discoveredNames
Richmond1
Park1
Rory10
London2
Heartstone2
Silas1
Isolde1
Grove3
November1
persons
0"Rory"
1"Heartstone"
2"Silas"
3"Isolde"
places
0"Richmond"
1"Park"
2"London"
globalScore1
windowScore1
42.47% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences93
glossingSentenceCount4
matches
0"something between wood and bone"
1"looked like someone had poured color onto"
2"felt like frost under glass"
3"appeared again, cold and ordinary and blessedly man-made"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1695
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences140
matches(empty)
64.46% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs28
mean60.54
std22.74
cv0.376
sampleLengths
087
192
297
355
453
54
640
769
867
930
1099
1150
1281
1383
1419
1556
1656
1739
1863
1979
2066
2160
2261
2367
2467
2580
2643
2732
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences140
matches
0"been left"
1"were spaced"
2"been carved"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs277
matches(empty)
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount14
semicolonCount9
flaggedSentences19
totalSentences140
ratio0.136
matches
0"The Heartstone hung against her collarbone, a thumbnail of deep crimson on its silver chain; each slow step made it pulse warmer, like a second, quieter heart."
1"She had come because the warmth had turned insistent three nights running—hot enough to wake her in the flat above Silas’s bar, hot enough that she could no longer pretend it was only her own blood."
2"Wildflowers lit the ground in impossible colors—bluebells, primroses, foxgloves blooming hard against the November cold."
3"Time felt loose already; the distant traffic sounds that should have reached her had fallen away the moment she stepped between the stones, as if the park itself had taken a breath and held it."
4"She pressed two fingers to the scar on her left wrist—old habit, a crescent nick from childhood that somehow steadied her—and took stock the way she always did when the world tilted: breathe, note exits, catalogue what should be there and what should not."
5"The flowers brushed her ankles; their petals were cool and wet, yet the scent rose heavier, almost like overripe fruit left too long."
6"Not a crack this time—something softer, a long drag across bark, like cloth or hair."
7"She had expected magic—or the rumor of it—but she had not expected the grove to notice her back."
8"The pendant disagreed; its heat jerked her attention toward the center where the wildflowers grew thickest, in a bed so dense it looked like someone had poured color onto the dirt and let it pool."
9"Inventory: no phone signal this deep (she had checked), no knife (she never carried one; delivery work didn’t warrant it), only the pendant and the stubborn knowledge that she could out-think worse people than whatever lived under flowers."
10"But now the standing stones themselves seemed wrong; the pale bark of the nearest oak had darkened in a long vertical streak as if something had run its weight down the trunk."
11"A soft laugh drifted across the clearing—too high, too brief, like a child catching itself."
12"The pendant burned hard against her palm; she realized she had closed her fist around it without meaning to."
13"She chose a direction less wrong—the way the trampled path had pointed earlier—and began walking with measured steps, never turning her back fully on the center."
14"The pendant’s warmth switched to cold so fast her skin tightened; the stone still glowed, but now the red light felt like frost under glass."
15"The standing stones shifted in her peripheral vision—leaning she was certain they had not leaned moments earlier—and the gap between the two tallest oaks narrowed by a handspan."
16"She expected the press of air to loosen, expected the ordinary park night to flood back—traffic, distant dogs, London itself."
17"Flower scent clung to her coat even outside the ring; petals stuck to her damp hair."
18"In the new silence Rory heard only her own boots tearing through undergrowth and, underneath that, a second pair of footfalls—lighter, bare, always just out of phase with hers so she could never match them, never stop long enough to prove they were merely echo."
86.96% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1712
adjectiveStacks0
stackExamples(empty)
adverbCount94
adverbRatio0.054906542056074766
lyAdverbCount14
lyAdverbRatio0.008177570093457943
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences140
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences140
mean12.11
std9.7
cv0.801
sampleLengths
025
113
216
36
427
536
622
734
818
920
1015
119
1235
136
145
1544
1612
176
185
193
2015
2112
222
232
2421
2519
265
278
2818
294
3011
3123
322
3315
342
356
3622
3711
389
3912
4018
416
4227
4321
449
451
4635
479
4818
492
60.24% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats9
diversityRatio0.4
totalSentences140
uniqueOpeners56
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount6
totalSentences119
matches
0"Somewhere beyond the circle a"
1"Too low for a bird,"
2"Then another sound from her"
3"Instead the darkness outside the"
4"Somewhere back in the circle"
5"Somewhere under the year-round flowers"
ratio0.05
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount33
totalSentences119
matches
0"She swung one leg over,"
1"Her trainers whispered through leaf"
2"She had come because the"
3"She found the standing stones"
4"They rose in a rough"
5"Their scent was thick, almost"
6"She pressed two fingers to"
7"Her own breathing sounded too"
8"she muttered under her breath,"
9"Her voice came back to"
10"She lifted it free of"
11"She took two careful steps"
12"She had expected magic—or the"
13"She moved deeper, mapping the"
14"She crouched, careful of her"
15"she said, again for the"
16"She rose, wiped damp palms"
17"It gleamed wet and faintly"
18"She stepped back so quickly"
19"Their juice smelled coppery under"
ratio0.277
100.00% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount83
totalSentences119
matches
0"The iron gate of Richmond"
1"She swung one leg over,"
2"The city glow of London"
3"Her trainers whispered through leaf"
4"The Heartstone hung against her"
5"She had come because the"
6"The pendant had been left"
7"Something had begun calling through"
8"She found the standing stones"
9"They rose in a rough"
10"Wildflowers lit the ground in"
11"Their scent was thick, almost"
12"Time felt loose already; the"
13"Rory stopped just inside the"
14"The pendant’s heat climbed higher."
15"She pressed two fingers to"
16"Her own breathing sounded too"
17"she muttered under her breath,"
18"Her voice came back to"
19"The pendant pulsed again, stronger."
ratio0.697
42.02% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences119
matches
0"Even then she did not"
ratio0.008
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences68
technicalSentenceCount3
matches
0"Something had begun calling through it, a direction rather than a voice, and tonight the direction ended here, inside the trees that locals still called Isolde’…"
1"But now the standing stones themselves seemed wrong; the pale bark of the nearest oak had darkened in a long vertical streak as if something had run its weight …"
2"Instead the darkness outside the circle felt thicker, pressed close by unseen shoulders of trees that had crowded nearer."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags3
uselessAdditionCount0
matches(empty)
0.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags3
fancyCount1
fancyTags
0"she muttered (mutter)"
dialogueSentences3
tagDensity1
leniency1
rawRatio0.333
effectiveRatio0.333
84.8804%