Run: 2026-02-17-01KHMF9SWQWCGXZ2J820GQX3MH

Run Details

Duration:
12.8s
Cost:
$0.000000
Provider:
Stealth

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
Aurora Carter slipped the thin silver chain of the Heartstone Pendant over her head, feeling the cool metal settle against the nape of her neck. The deep crimson gem at its center pulsed faintly, a soft warmth that seemed to thrum in time with the shallow rhythm of her own heartbeat. She pulled the chain tighter, the tiny scar on her left wrist—an accidental crescent from a childhood fall—pressing against the fabric of her jacket as she adjusted the pendant’s position. The night air in Richmond Park was colder than she expected, a thin mist curling around the base of the ancient oak standing stones that marked the boundary of the Fae Grove. She had come here because a message had appeared on her phone, a single line of text from an unknown number: “The portal opens at midnight. Bring the Heartstone.” The sender had attached a blurry photograph of the grove, the stone circle bathed in an eerie, silvered light. Aurora’s rational mind catalogued the possibilities—prank, a stalker, a glitch. Yet something in the way the message had been delivered, the way the timestamp had been set for exactly twelve minutes past midnight, made the hair on the back of her neck stand up. She paused at the edge of the clearing, the tall oaks surrounding the grove like silent sentinels. Their bark was mottled with moss, and the ground was a carpet of wildflowers that seemed to glow faintly even in the darkness, each petal catching a stray moonbeam and turning it into a tiny lantern. The air smelled of damp earth and something sweeter, a faint perfume that reminded her of the tea she used to brew with her mother in the kitchen back in Cardiff. She inhaled, letting the scent settle in her lungs, and felt a strange, unplaceable ache of longing. The stones rose from the earth in a perfect circle, each one a massive slab of weathered oak, their surfaces etched with runes that had been worn smooth by centuries of wind and rain. Aurora stepped forward, the soft crunch of her shoes on the leaf-strewn ground the only sound that seemed to belong to her. The pendant’s glow intensified, a thin line of crimson light spreading across the underside of the nearest stone, as if the gem were trying to map the hidden veins of the earth. She lifted her hand, fingers trembling just enough to make the pendant sway. The warmth against her skin grew, a gentle pressure that seemed to pulse in time with the distant, muffled thrum she could not locate. Aurora’s eyes, bright blue and sharp, scanned the perimeter. The night was unusually still; even the usual chorus of crickets was muted, as if the grove itself were holding its breath. A rustle slipped through the underbrush, a soft swish that could have been a fox or a stray dog. Aurora turned her head, eyes narrowing. The darkness beyond the stones was thick, but she could make out the silhouettes of the ancient oaks, their branches twisting like skeletal arms. She heard a faint, almost imperceptible sigh—a sound that seemed to rise from the very soil, a low exhalation that made the hair on her arms stand up. She swallowed, forcing herself to stay calm. “Who’s there?” she called, her voice sounding too loud in the quiet. No answer came, only the echo of her own words bouncing off the stone walls. The pendant’s glow flickered, a brief flare of crimson that pulsed in rhythm with an unseen heartbeat. Aurora felt the weight of the moment settle on her shoulders, a pressure that was not physical but psychological, as if the grove were watching her, waiting. She took a step deeper into the circle, the wildflowers brushing against her calves. The scent of the blossoms grew stronger, mingling with a faint metallic tang that made her think of blood, though there was no visible wound. The pendant’s warmth surged, a sudden, sharp spike that made her gasp. She pressed a hand to the scar on her wrist, feeling the faint sting of the metal against her skin, as if the scar itself were a conduit for the strange energy. A low hum began to rise, barely audible, like the distant drone of a bee’s wing. Aurora’s eyes darted to the far side of the circle, where the oak stones seemed to merge into a darker shadow. The hum grew louder, a resonant vibration that seemed to seep into the ground beneath her feet. She could feel it through the soles of her shoes, a tremor that resonated through the bones in her legs. She tried to rationalize. “It’s just a wind tunnel of the hollow, a trick of acoustics,” she muttered to herself, but the words felt hollow. The pendant’s glow now pulsed in a steady, rhythmic beat, each flash a heartbeat that matched the hum. Aurora’s breath came in shallow bursts, her mind racing to catalog the sensory data: the scent, the sound, the temperature shift. She felt a prickling at the back of her neck, an instinctual warning that something was moving just beyond the edge of her vision. She turned her head slowly, eyes scanning the darkness. In the periphery, a shape flickered—a shadow that seemed to shift and elongate, like a figure made of smoke. It was too vague to be a person, too defined to be a trick of light. Aurora’s heart hammered against her ribs. She tightened her grip on the pendant, feeling the metal chain bite into her palm. “Show yourself,” she whispered, her voice barely a breath. The hum swelled, a low crescendo that seemed to vibrate the very air. The wildflowers swayed, though no wind blew, their petals trembling as if in response to an unseen force. A soft, melodic chime rang out, a sound that was at once beautiful and unsettling. It reminded her of the wind chimes she used to hang in her mother’s kitchen, but this was deeper, resonant, as if the notes were being played on a harp made of bone. Aurora’s eyes widened, and she felt the pendant’s glow flare, a burst of crimson that illuminated the stone circle for a heartbeat before dimming again. In that brief flash, she saw them—tiny silhouettes perched on the stones, their forms indistinct, like silhouettes of children made of mist. Their eyes, if they had any, were dark voids that seemed to stare straight through her. Aurora’s breath caught. She could not tell if they were real or a trick of the light, but the feeling of being watched was undeniable. The hum turned into a low chant, a guttural murmur that seemed to come from the stones themselves, as if the ancient oak was singing an old, forgotten lullaby. Aurora’s rational mind scrambled for explanations. The Heartstone Pendant was said to pulse near a Hel portal—an opening to the realm of the dead, a place where the veil between worlds thinned. She had never believed in such myths; she had always thought of them as stories told to keep children from wandering too far at night. Yet now, standing in a pocket between Earth and the Fae realm, the line between myth and reality blurred. She forced herself to move, stepping toward the nearest stone. The ground beneath her feet seemed to shift, the stones moving subtly as if they were alive. The hum rose to a pitch that made her ears ring, the chime echoing in a pattern that felt like a warning. Aurora pressed the pendant against the stone, feeling the warmth spread from the gem into the cold oak. “Okay,” she said, her voice steadier than she felt. “What do you want?” The question hung in the air, a thin thread of sound that was quickly swallowed by the hum. The pendant’s glow intensified, a bright scar that lit the stone’s surface, revealing the faint runes etched into the bark. The runes glowed a pale silver, as if reacting to the gem’s crimson light. A sudden, sharp crack split the night—a sound like a branch snapping under a heavy weight. Aurora flinched, her eyes darting to the far side of the circle where a dark shape had been. The shape was gone, replaced by a ripple in the air, a distortion that made the surrounding trees wobble like a reflection on water. The hum shifted, becoming a low, throbbing pulse that seemed to sync with Aurora’s own pulse. She felt a cold hand brush against the back of her neck, a fleeting touch that sent a shiver down her spine. She spun around, but there was no one there. Only the ancient oaks, their bark slick with dew, and the wildflowers that now seemed to sway in a rhythm that was not their own. Aurora’s mind raced. She remembered the scar on her wrist, a reminder of a childhood accident that had left a permanent mark. She pressed her fingers to the scar, feeling the faint sting of old scar tissue. The pendant’s warmth seeped into her skin, a comforting pressure that steadied her thoughts. She tried to focus, to anchor herself in the present. A voice, barely audible, rose from the stones. It was not a voice in the human sense but a resonance, a vibration that seemed to emanate from the earth itself. The words were not spoken but felt, a series of images and emotions that washed over her: a child’s laughter, a mother’s lullaby, a sudden, sharp pain, and then an overwhelming sense of loss. Aurora’s eyes widened as the images coalesced into a single, terrifying picture: a woman standing in a similar circle, her own pendant glowing, her hand raised toward a portal that swirled with dark, viscous mist. The woman’s face was a mirror of Aurora’s own—bright blue eyes, black hair, the same crescent scar on the wrist. The woman’s expression was one of desperate pleading. The hum reached a crescendo, the chime turning into a discordant clang that seemed to vibrate the very bones of the ancient oak. Aurora’s breath caught in her throat. She realized the pendant was not merely pulsing; it was trying to communicate, to draw her attention to something hidden within the stones. She knelt, the cold earth pressing against her knees. The pendant’s glow intensified, a crimson beacon that illuminated the stone’s base. As she brushed away the moss, she uncovered a shallow indentation, a scar that seemed to be a perfect match for the Heartstone’s size. The indentation was warm, a faint heat emanating from it as if it were a living thing. Aurora placed the pendant into the indentation. The gem settled with a soft click, and the stone surface responded, a ripple spreading outward like a stone dropped into a still pond. The hum shifted, becoming a low, resonant tone that seemed to vibrate through her entire body. The wildflowers around her began to sway in unison, their petals opening as if to reveal something hidden within. In the center of the circle, the air thinned, a thin veil of mist forming a doorway that pulsed with a faint, silver light. Aurora’s eyes widened as she saw the portal’s edges flicker, showing glimpses of a landscape that was both familiar and alien—a forest of twisted trees under a sky that glowed with a violet hue, the air filled with whispering voices that were just out of comprehension. She felt the pendant’s warmth surge, a flood of heat that enveloped her hands, spreading up her arms, into her chest. The scar on her wrist tingled, a sharp, electric sensation that seemed to connect her directly to the portal. Aurora’s mind filled with a sudden, overwhelming clarity: the Heartstone was a key, a conduit designed to bridge the gap between worlds. The unknown benefactor who had given her the pendant had known this, had known she would be drawn here. A low, guttural laugh echoed from the portal, a sound that was both terrifying and oddly familiar. Aurora’s breath hitched. The laugh seemed to come from the very stones, from the ancient oaks, from the hidden depths of the earth. It was a sound that spoke of ages past, of bargains made in darkness, of souls trapped between realms. She tried to step back, but the ground beneath her seemed to shift, the stones moving as if they were living entities. The wildflowers’ scent turned sour, a metallic tang that made her stomach churn. The pendant’s glow dimmed, a soft, dying ember that flickered in the darkness. Aurora’s mind raced. She remembered the reason she had come: the message, the promise of a portal, the promise of a way to get away from the abusive past that still haunted her thoughts. She had fled to London, taken a job delivering food, tried to rebuild a life. The Heartstone had been a mystery, a gift without a clear purpose. Now, standing on the brink of a portal that seemed to promise both escape and danger, she felt the weight of her choices settle on her shoulders. A sudden, sharp crack of lightning split the night sky, illuminating the grove in a brief, stark white light. The oak standing stones glowed, their runes blazing with a silver fire. The portal’s mist swirled faster, forming a vortex that threatened to pull everything into its center. Aurora felt a tug at the back of her mind, an irresistible pull toward the darkness, as if the portal itself were a living thing hungry for her attention. She clenched the pendant, feeling the cold chain bite into her skin, the crimson gem pulsing like a heart. The warmth in her wrist grew, a throbbing pain that matched the rhythm of the portal’s hum. Aurora’s breath came in ragged bursts. She could feel the portal’s pull, a magnetic force that threatened to drag her into the unknown. “Stay,” she whispered to herself, a mantra to anchor her to the present. “Don’t let it take you.” The words were a thin veil against the roar of the wind that seemed to rise from nowhere, whipping the wildflowers into a frantic dance. She forced herself to step away from the stone, the pendant’s glow dimming with each movement. The portal’s hum rose to a deafening pitch, the chime turning into a scream that seemed to echo in her skull. Aurora’s eyes watered, but she refused to look away. She could feel the strange presence at the edge of her vision, something that moved just beyond the periphery, a shape that seemed to be made of shadow and mist. She turned sharply, sprinting toward the edge of the circle, her shoes slipping on the damp grass. The ancient oak stones seemed to shift, their positions changing as if the grove itself were rearranging to trap her. The wildflowers’ scent turned to a nauseating sweet rot, the perfume of decay. Aurora’s heart hammered, each beat a drum that threatened to drown out the hum. She could feel the pendant’s heat fading, the crimson glow turning to a dull ember. The scar on her wrist throbbed, a pulse that matched the portal’s rhythm. She stumbled, her breath coming in short, panicked gasps. She reached the outer edge of the grove, the boundary where the ancient oak stones gave way to the ordinary park path. The mist from the portal clung to her skin, cold and damp, as if it were trying to seep under her clothes. Aurora turned back, expecting to see the portal still swirling, but the space where it had been was now a smooth, unblemished patch of grass, the wildflowers lying flat, their petals wilted. She stood there, drenched in sweat, her breath fogging in the cold night air. The pendant hung heavy around her neck, its glow now a faint, dying ember. The scar on her wrist throbbed one last time before settling into a dull ache. Aurora stared at the empty space where the portal had been, her mind a whirl of images and sensations that refused to settle. A soft rustle came from the nearby trees, the sound of leaves moving in a wind that was not there. Aurora’s eyes flicked to the darkness beyond the park, where the city lights flickered like distant stars. She could hear distant traffic, the muffled hum of the city that never truly slept. The night was quiet again, as if the grove had never been disturbed. She pressed the pendant against her chest, feeling the faint warmth that remained, a reminder that the Heartstone still pulsed, albeit weakly. Aurora’s thoughts steadied, the rational part of her mind reclaiming control. She knew she could not stay here; the grove was a place that bent time, a pocket that could trap a person forever if they lingered too long. She turned and walked back toward the path that led to Silas’ bar, each step measured, her mind cataloguing the strange events. The wildflowers, the standing stones, the portal—everything seemed to dissolve into a dream as she moved away. Yet the scar on her wrist still throbbed, a lingering reminder that something had touched her, something that had tried to claim her. As she emerged from the grove, the night air was crisp, the city lights casting a golden glow on the wet pavement. The Heartstone Pendant’s ember dimmed to a faint glimmer, a silent promise that it would awaken again when needed. Aurora tucked the pendant deeper under her shirt, feeling its weight against her skin, a quiet anchor in a world that had just shown her a glimpse of something far beyond ordinary comprehension. She walked the few blocks to her flat above Silas’ bar, the city’s noises growing louder, the hum of traffic replacing the eerie chant of the grove. The door to her building creaked open, and she stepped inside, the familiar scent of stale beer and cheap tobacco greeting her. Aurora paused at the doorway, looking back toward the park where the grove lay hidden, a place that now existed only in the edge of her memory. She whispered to herself, a promise to remember, to stay vigilant. The Heartstone Pendant rested against her heart, its faint glow a reminder that the world was larger, stranger, and more dangerous than she had ever imagined. Aurora Carter, cool‑headed and intelligent, had faced the wrongness of a place where time bent and shadows whispered, and she had survived. The night had been a test, and she had emerged, scarred but unbroken, the faint pulse of the pendant a silent echo of the horror she had barely escaped.
created_at"2026-02-17T00:16:59.692819+00:00" 2/17/2026, 12:16:59 AM
model"openrouter/aurora-alpha"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1139
moderation_latency(null)
generation_time12398
tokens_prompt812
tokens_completion4544
native_tokens_prompt742
native_tokens_completion3806
native_tokens_completion_images(null)
native_tokens_reasoning0
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
router(null)
provider_responses(null)
api_type"completions"
id"gen-1771287406-KrVOXHXNuvE4QsLMyNIZ"
upstream_id"gen-1771287406-KrVOXHXNuvE4QsLMyNIZ"
total_cost0
cache_discount(null)
upstream_inference_cost0
provider_name"Stealth"

Evaluation details

Result Evaluator Details Meta Data
66.6667% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags5
adverbTagCount1
adverbTags
0"she whispered, her voice barely a breath [barely]"
74.3508% AI-ism adverb frequency
Target: <1% AI-ism adverbs (57 tracked)
wordCount3119
totalAiIsmAdverbs8
found
0
adverb"quickly"
count1
1
adverb"sharply"
count1
2
adverb"slowly"
count1
3
adverb"truly"
count1
4
adverb"very"
count4
highlights
0"quickly"
1"sharply"
2"slowly"
3"truly"
4"very"
100.0000% AI-ism character names
Target: 0 AI-default names (17 tracked, −20% each)
codexExemptions(empty)
found(empty)
100.0000% AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions(empty)
found(empty)
10.2276% AI-ism word frequency
Target: <1% AI-ism words (140 tracked)
wordCount3119
totalAiIsms28
found
0
word"beacon"
count1
1
word"sentinels"
count1
2
word"churn"
count1
3
word"throbbed"
count3
4
word"resonated"
count1
5
word"resonance"
count1
6
word"flickered"
count4
7
word"flicker"
count1
8
word"flicked"
count1
9
word"magnetic"
count1
10
word"stark"
count1
11
word"weight"
count4
12
word"dance"
count1
13
word"echo"
count3
14
word"echoed"
count1
15
word"echoing"
count1
16
word"etched"
count2
highlights
0"beacon"
1"sentinels"
2"churn"
3"throbbed"
4"resonated"
5"resonance"
6"flickered"
7"flicker"
8"flicked"
9"magnetic"
10"stark"
11"weight"
12"dance"
13"echo"
14"echoed"
15"echoing"
16"etched"
0.0000% Cliche density
Target: ≤1 cliche(s) per 800-word window
totalCliches6
maxInWindow4
found
0
label"eyes widened/narrowed"
count3
1
label"weight of words/silence"
count1
2
label"hung in the air"
count1
3
label"sent a shiver through"
count1
highlights
0"eyes widened"
1"the weight of the moment"
2"hung in the air"
3"sent a shiver down"
100.0000% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences163
matches(empty)
58.8157% Filter word density
Target: ≤12% sentences with filter/hedge words
filterCount1
hedgeCount34
narrationSentences163
filterMatches
0"think"
hedgeMatches
0"seemed to"
1"began to"
2"tried to"
100.0000% Overuse of "that" (subordinate clause padding)
Target: ≤10% sentences with "that" clauses
thatCount0
totalSentences163
matches(empty)
17.6155% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs44
mean70.61
std14.95
cv0.212
sampleLengths
0113
192
2101
388
468
577
678
783
874
988
1065
1140
1273
1392
1476
1567
1665
1774
1856
1961
2064
2163
2252
2362
2466
2570
2681
2759
2848
2988
3076
3159
3243
3376
3450
3551
3676
3766
3865
3961
4062
4174
4276
4388
100.0000% Passive voice overuse
Target: ≤5% passive sentences
passiveCount8
totalSentences163
matches
0"been delivered"
1"was mottled"
2"been worn"
3"being played"
4"was said"
5"was gone"
6"been was"
7"been disturbed"
100.0000% Past progressive (was/were + -ing) overuse
Target: ≤10% past progressive verbs
pastProgressiveCount7
totalVerbs491
matches
0"were trying"
1"were holding"
2"were watching"
3"was singing"
4"was trying"
5"were rearranging"
6"were trying"
88.0000% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount3084
adjectiveStacks2
stackExamples
0"brief, stark white light."
1"far beyond ordinary comprehension."
adverbCount70
adverbRatio0.022697795071335927
lyAdverbCount21
lyAdverbRatio0.006809338521400778
100.0000% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences163
echoCount0
echoWords(empty)
100.0000% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences163
mean19.06
std8.1
cv0.425
sampleLengths
025
126
230
332
448
510
634
717
836
931
1017
1134
1222
1332
1413
1524
169
1722
1819
196
2024
2128
227
2312
2415
2517
2627
2714
2825
2912
3032
3116
3221
3317
3420
354
3621
3718
3821
3924
409
4119
4216
436
4415
459
4613
4718
4815
4933
35.8896% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats23
diversityRatio0.11042944785276074
totalSentences163
uniqueOpeners18
0.0000% Dialogue tag variety (said vs. fancy)
Target: ≤30% fancy dialogue tags
totalTags5
fancyCount4
fancyTags
0"she muttered to herself, but the words felt hollow (mutter feel)"
1"she whispered, her voice barely a breath (whisper)"
2"she said, her voice steadier than she felt (say, feel)"
3"she whispered to herself, a mantra to anchor her to the present (whisper anchor)"
67.7392%