Run: 2026-03-11-01KKFCE1RWHEZZ3V70RT0SF9JS

Run Details

Duration:
2m 12s
Cost:
$0.011364
Provider:
Seed

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 oak stone bit Rory’s shin through her scuffed delivery boots as she stepped over the boundary, and she hissed, grabbing for the tree’s bark to steady herself. It was November, for God’s sake, two weeks past Halloween, and the Richmond Park air outside the treeline had bit at her cheeks sharp enough to make her eyes water, but here? Warmth wrapped around her like a damp blanket, thick with the scent of clover and jasmine and something under that, rot, like leftover dumplings forgotten in the bottom of her Golden Empress delivery bag for three days. She brushed her straight, shoulder-length black hair out of her bright blue eyes, fumbling for her phone to check the time, and her stomach dropped first, small and sharp, before any other fear had a chance to creep in. She’d crossed those stones at 11:27 PM, had counted the twelve steps it took to clear the boundary, less than a minute of walking. Her lock screen said 3:14 AM. She refreshed, swiped at the screen to pull up service bars, and came up empty. No emergency signal, no Wi-Fi, nothing. Eva had ranted about this grove once, last spring when they’d gotten drunk on cheap tequila in Rory’s flat above Silas’ bar, had said the old tales weren’t just tales—time slipped there, people went in and came out to find their families had grown old without them, or didn’t come out at all. Rory had laughed then, had called Eva a stoned idiot for buying into the fae bullshit their nans had warned them about as kids. Now she laughed, quiet and shaky, and reached under her leather jacket to wrap her left hand around the silver chain resting against her sternum, the crescent scar on her wrist digging into her palm as she curled her fingers around the small crimson gem hanging there. The Heartstone, the one the unknown customer had slipped into her takeout bag three weeks prior, tucked between an order of General Tso’s chicken and a carton of egg fried rice, with a crumpled note scrawled in blue ink: If Evan finds you, go to the Richmond grove. The oak stones will keep you safe. It had glowed faint that night when she’d found it, had stayed cool as a shadow until she’d parked her Yamaha at the park entrance, had only started to warm when she’d spotted the first standing stone through the trees. She shone her flashlight ahead, the beam cutting through the dark to paint the clearing in wobbly yellow. Wildflowers stretched as far as she could see: poppies, daisies, bluebells, things that hadn’t bloomed in the UK since summer, let alone mid-November, just like the old stories said. She told herself that was all this was, a weird little pocket of nature that didn’t play by the rules, nothing to be scared of. The benefactor would show up, he’d said he would, would lead her to a safe house up north where Evan would never find her, where the restraining order her dad had bullied a Cardiff judge into issuing would actually mean something. She’d fled Cardiff for London to get away from her ex, had thought she was finally safe until a week prior, when she’d come home to find Evan’s favorite gray hoodie draped over her fire escape, the one he’d worn when he’d broken her phone after she’d tried to leave him. She’d packed a bag that night, had run, had remembered the note tucked in her wallet, had driven straight to Richmond. A flash of movement at the edge of her vision made her spin, the flashlight beam whipping across the treeline. There, for half a second, she’d seen a slouched figure in a gray hoodie, just like Evan’s, and her throat tightened. She shone the light back, fingers shaking so bad the beam wobbled, and it was just a pile of tangled blackthorn branches, twisted into the shape of a man if you squinted hard enough. Paranoia, she told herself, just the stress of running, of looking over her shoulder every time she left the restaurant. She shifted her weight, and froze. Behind her, half a dozen feet back, she heard her Yamaha’s engine sputter, the same rough idle it had had ever since she’d bought it used from a guy in Brixton, the same sound it made when she left it running outside a customer’s flat to run a order up to their door. She spun, heart hammering, and the clearing was empty. No scooter, no man, just flowers swaying in a wind she couldn’t feel. She lifted her left wrist to check the beat-up Casio watch she’d had since her first year of pre-law at Cardiff, the one thing she’d never been able to throw away even after she’d dropped out, even after she’d run. The second hand was spinning backwards, fast as a top, a blur of black and white that made her head hurt. That was no phone glitch. That was real. She turned to run, to bolt back the way she’d come, and she’d marked the entrance stone, hadn’t she? She’d torn off a strip of red packing tape, the kind she kept in her jacket pocket to seal leaky delivery bags, and stuck it to the third oak stone from the gap she’d squeezed through, so she’d never lose her way. She walked for ten minutes, boots crunching on clover, and every stone looked the same: ancient, pitted, carved with faint lines she couldn’t parse, no red tape anywhere. She leaned against one to catch her breath, and her breath caught in her throat anyway. Carved into the oak’s bark, right at eye level, was a small crescent scar, the exact same shape as the one on her left wrist, the one she’d gotten when she’d fallen off her bike at seven, the one she’d traced a thousand times while Evan yelled, while she waited for him to calm down. The Heartstone burned suddenly, hot enough to singe the cotton of her t-shirt, and she yelped, yanking it out from under her jacket to hold it away from her skin. The crimson gem glowed so bright it cast red light over the grass at her feet, pulsing in time with her hammering heartbeat, and she remembered the scrawled postscript on the note, the line she’d thought was just flowery nonsense: it pulses near a Hel portal. It will keep you close to what keeps you safe. She looked up, and every flower in the clearing had turned its head towards her. Not towards the half-moon hanging low in the sky, not towards the glow of the city miles away, all of them, every poppy and daisy and bluebell, their petals tilted to face her, like a crowd of silent, staring eyes. A voice breathed her name from behind an oak, soft and familiar: “Rory.” It was her voice. Exact same Cardiff lilt, same rough edge from years of smoking, same way she drew the name out, Ro-ree. She shone her flashlight towards the sound, her hands shaking so hard the beam bounced off the tree trunks. “Who’s there? I have the pendant, you said to bring the pendant.” The voice came again, closer, and this time it was Evan’s, warm and cruel, the name he’d forced her to answer to curling off his tongue like smoke: “Laila. Where you hiding, baby? You can’t run from me.” That name, the one she hated, the one that made her skin crawl, made her stumble back. The flashlight beam landed on a figure stepping out from behind the tree, and for half a second she thought it was him, really him: gray hoodie, scuffed work boots, the thin scar slicing through his left jaw that she’d memorized, the one he’d gotten in a pub fight their first year of university. But his eyes were wrong, milky white, no pupils, no irises, just blank nothing. It took a step towards her, and the Heartstone flared, throwing a wall of red light between them, and the thing hissed, a sound like metal scraping on metal, and stumbled back. She scrabbled backwards, tripping over a root, and fell hard on her palms, the grass warm and damp under her skin. When she looked up, the oak standing stones that had ringed the clearing a hundred feet out when she’d arrived were now twenty feet away, closing in, the circle shrinking by the second. They weren’t keeping her safe. They were trapping her. The thing stepped forward again, and its voice shifted, deepening into the tone of the unknown benefactor, the man who’d handed her the takeout bag three weeks prior, who’d called her by the name she’d never shared with anyone, the name only the mysterious benefactor had ever used: “Malphora. You came just in time. The portal needs a soul to feed it, and you’re perfect. All that fear, all that guilt, all that running. It’s enough to keep it open for a hundred years.” The Heartstone pulsed so hard against her palm it felt like it would break, the crimson glow dimming for half a second before flaring bright again. She looked up at the thing, at the closing stones, at the thousands of flowers still staring at her, and she realized she hadn’t escaped one monster. She’d walked straight into the arms of a worse one, and there was no way out.
created_at"2026-03-11T21:21:51.401Z" 3/11/2026, 9:21:51 PM
model"bytedance-seed/seed-2.0-lite-20260309"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1408
moderation_latency(null)
generation_time131884
tokens_prompt812
tokens_completion6051
native_tokens_prompt818
native_tokens_completion5580
native_tokens_completion_images(null)
native_tokens_reasoning3581
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"
usage0.0113645
router(null)
provider_responses
0
endpoint_id"bf1a3473-7a0a-46d3-aaa5-adb8f876a697"
id"02177326411211934cac430b5ac258905380d809540adb44c86b5"
is_byokfalse
latency1408
model_permaslug"bytedance-seed/seed-2.0-lite-20260309"
provider_name"Seed"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1773264111-HRmZyDwNsfXteADtwhPG"
upstream_id"02177326411211934cac430b5ac258905380d809540adb44c86b5"
total_cost0.0113645
cache_discount(null)
upstream_inference_cost0
provider_name"Seed"

Evaluation details

Result Evaluator Details Meta Data
0.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags4
adverbTagCount1
adverbTags
0"The voice came again [again]"
dialogueSentences4
tagDensity1
leniency1
rawRatio0.25
effectiveRatio0.25
93.65% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1576
totalAiIsmAdverbs2
found
0
adverb"suddenly"
count1
1
adverb"really"
count1
highlights
0"suddenly"
1"really"
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)
74.62% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1576
totalAiIsms8
found
0
word"warmth"
count1
1
word"stomach"
count1
2
word"weight"
count1
3
word"traced"
count1
4
word"familiar"
count1
5
word"lilt"
count1
6
word"perfect"
count1
7
word"pulsed"
count1
highlights
0"warmth"
1"stomach"
2"weight"
3"traced"
4"familiar"
5"lilt"
6"perfect"
7"pulsed"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"stomach dropped/sank"
count1
highlights
0"stomach dropped"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences59
matches(empty)
70.22% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount2
narrationSentences59
filterMatches
0"watch"
hedgeMatches
0"started to"
1"tried to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences60
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen84
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1575
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions10
unquotedAttributions1
matches
0"Paranoia, she told herself, just the stress of running, of looking over her shoulder every time she left the restaurant."
100.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions39
wordCount1483
uniqueNames21
maxNameDensity0.4
worstName"Evan"
maxWindowNameDensity1.5
worstWindowName"Evan"
discoveredNames
Rory3
November2
God1
Halloween1
Richmond3
Park1
Golden1
Empress1
Wi-Fi1
Eva2
Heartstone4
General1
Tso1
Evan6
Yamaha2
Cardiff4
London1
Brixton1
Casio1
Hel1
Ro-ree1
persons
0"Rory"
1"November"
2"God"
3"Eva"
4"Heartstone"
5"Tso"
6"Evan"
7"Yamaha"
places
0"Richmond"
1"Park"
2"Cardiff"
3"London"
4"Brixton"
5"Hel"
globalScore1
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences54
glossingSentenceCount1
matches
0"felt like it would break, the crimson g"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1575
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences60
matches
0"faint that night"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs13
mean121.15
std64.67
cv0.534
sampleLengths
0166
1240
2185
3176
469
5160
6141
713
854
938
10117
11147
1269
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount0
totalSentences59
matches(empty)
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount3
totalVerbs257
matches
0"was spinning"
1"weren’t keeping"
2"were trapping"
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences60
ratio0
matches(empty)
91.42% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount261
adjectiveStacks0
stackExamples(empty)
adverbCount13
adverbRatio0.04980842911877394
lyAdverbCount0
lyAdverbRatio0
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences60
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences60
mean26.25
std16.43
cv0.626
sampleLengths
028
132
237
339
424
56
615
76
853
924
1047
1148
127
1340
1418
1529
1625
1741
1851
1921
2020
2121
2234
2320
246
2553
269
2713
2840
2921
305
313
3219
3342
3428
3516
3655
3730
3846
3910
4015
4140
4213
434
4419
4519
4612
4738
4817
4954
42.78% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats11
diversityRatio0.36666666666666664
totalSentences60
uniqueOpeners22
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences59
matches(empty)
ratio0
30.17% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount28
totalSentences59
matches
0"It was November, for God’s"
1"She brushed her straight, shoulder-length"
2"She’d crossed those stones at"
3"Her lock screen said 3:14"
4"She refreshed, swiped at the"
5"It had glowed faint that"
6"She shone her flashlight ahead,"
7"She told herself that was"
8"She’d fled Cardiff for London"
9"She’d packed a bag that"
10"She shone the light back,"
11"She shifted her weight, and"
12"She spun, heart hammering, and"
13"She lifted her left wrist"
14"She turned to run, to"
15"She’d torn off a strip"
16"She walked for ten minutes,"
17"She leaned against one to"
18"It will keep you close"
19"She looked up, and every"
ratio0.475
36.27% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount50
totalSentences59
matches
0"The oak stone bit Rory’s"
1"It was November, for God’s"
2"Warmth wrapped around her like"
3"She brushed her straight, shoulder-length"
4"She’d crossed those stones at"
5"Her lock screen said 3:14"
6"She refreshed, swiped at the"
7"Eva had ranted about this"
8"Rory had laughed then, had"
9"The Heartstone, the one the"
10"The oak stones will keep"
11"It had glowed faint that"
12"She shone her flashlight ahead,"
13"Wildflowers stretched as far as"
14"She told herself that was"
15"The benefactor would show up,"
16"She’d fled Cardiff for London"
17"She’d packed a bag that"
18"A flash of movement at"
19"There, for half a second,"
ratio0.847
84.75% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount1
totalSentences59
matches
0"Now she laughed, quiet and"
ratio0.017
79.37% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences45
technicalSentenceCount4
matches
0"Now she laughed, quiet and shaky, and reached under her leather jacket to wrap her left hand around the silver chain resting against her sternum, the crescent s…"
1"Wildflowers stretched as far as she could see: poppies, daisies, bluebells, things that hadn’t bloomed in the UK since summer, let alone mid-November, just like…"
2"The crimson gem glowed so bright it cast red light over the grass at her feet, pulsing in time with her hammering heartbeat, and she remembered the scrawled pos…"
3"When she looked up, the oak standing stones that had ringed the clearing a hundred feet out when she’d arrived were now twenty feet away, closing in, the circle…"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags4
uselessAdditionCount0
matches(empty)
0.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags2
fancyCount2
fancyTags
0"Eva had (have)"
1"A voice breathed (breathe)"
dialogueSentences4
tagDensity0.5
leniency1
rawRatio1
effectiveRatio1
80.1080%