Run: 2026-09-03-01M1K5XFGB3YFZ7ATE3PYT9HKX

Run Details

Duration:
2m 3s
Cost:
$0.022518
Provider:
Meta

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="4416" name="Detective Harlow Quinn" aliases="Quinn, Detective Quinn, Harlow" pronouns="she/her" species="Human" storyRole="Antagonist"> <eyeColor>brown</eyeColor> <hair>closely cropped salt-and-pepper</hair> <height>5'9"</height> <age>41</age> <jawline>sharp jaw</jawline> <watch>worn leather watch on her left wrist</watch> <bearing>military precision</bearing> <description>A Metropolitan Police detective with 18 years of decorated service who suspects the clique is involved in criminal activity.</description> <backstory>She lost her partner, DS Morris, during a case three years ago under unexplained circumstances that had supernatural origins she doesn't yet understand.</backstory> </character> <character id="4417" name="Tomás Herrera" aliases="Tommy, Tomás, Herrera" pronouns="he/him" species="Human" storyRole="Support"> <eyeColor>warm brown</eyeColor> <hair>short curly dark brown</hair> <height>5'10"</height> <age>29</age> <skinTone>olive skin</skinTone> <scar>scar running along his left forearm from a knife attack</scar> <medallion>Saint Christopher medallion around his neck</medallion> <birthplace>Seville, Spain</birthplace> <description>A former paramedic who provides off-the-books medical care for the clique.</description> <backstory>Born in Seville, Spain. He moved to London to work for the NHS but lost his license after administering unauthorized treatments to supernatural patients.</backstory> </character> <location id="854" name="The Raven's Nest" aliases="the Nest, Raven, Silas' bar" realm="Earth"> <signColor>distinctive green neon sign above the entrance</signColor> <secretRoom>hidden back room accessible through a bookshelf, used for clandestine meetings</secretRoom> <description>A dimly lit bar in Soho, London. The walls are covered with old maps and black-and-white photographs.</description> </location> <location id="856" name="The Veil Market" aliases="Veil Market, the Market, underground market" realm="Earth"> <currentLocation>abandoned Tube station beneath Camden</currentLocation> <entryRequirement>bone token</entryRequirement> <schedule>moves locations every full moon</schedule> <description>A hidden supernatural black market that sells enchanted goods, banned alchemical substances, and information.</description> </location> </codex> Write a fully fleshed out scene of at least 1000 words in the thriller genre. A detective is pursuing a suspect through rain-soaked city streets at night. The chase takes them from the street level down into an underground market. The detective must decide whether to follow the suspect into unfamiliar and potentially dangerous territory. Use the codex entries above as your world reference for characters and setting. Only include the prose of the scene without any markdown or commentary.

Model response

AI
The rain had turned Soho into a slick black mirror by eleven. It hammered the awnings on Brewer Street, hissed off the asphalt, and dragged the light from the shopfronts down into the gutters in long smears of color. Harlow Quinn stood in the doorway of a closed bookmaker's with her collar up and water beading on her closely cropped salt-and-pepper hair, and watched the green neon sign above The Raven's Nest bleed green into the wet pavement. She had been there three hours. Inside the Nest it would be dim and sour with beer, the walls papered in old maps and black-and-white photographs that the regulars stared through like windows. She had gone in once at nine, badge tucked away, ordered a lime and soda she didn't drink and memorized the back wall. Bookshelf. Too straight. Too clean at the base where the floor was scuffed by something heavy swinging out again and again. A hidden back room for clandestine meetings, she'd bet her pension on it. The clique she had been building a file on for eight months drank there. Laughed there. Planned there. At 23:07 the door opened and the rain got louder. The man who came out was tall enough to duck under the sign without thinking about it. Five-ten, olive skin gone pale under the streetlight, short curly dark brown hair already plastered flat by the rain. He carried a navy duffel bag slung high on his shoulder and he moved like a man in pain trying not to show it. Even from across the street Quinn recognized him from the surveillance photos. Tomás Herrera. Twenty-nine. Born in Seville. Former NHS paramedic, struck off after he was caught administering unauthorized treatments to patients who, according to the inquiry transcript, did not officially exist. These days he stitched up people who didn't go to A&E. Off-the-books medical care for the clique. Lightning stuttered somewhere over the rooftops. The Saint Christopher medallion around his neck caught the neon as he turned up his jacket, and Quinn saw the thin white line of the scar running along his left forearm where his sleeve had ridden up. Knife attack, Royal London, two years ago. The file said he hadn't reported it. Quinn stepped out of the doorway into the rain. Water hit her shoulders and ran straight through to skin. "Tomás Herrera! Police! I need a word!" His warm brown eyes snapped to her. For half a second she thought he might actually stop. His mouth opened. Then his gaze flicked past her shoulder to the dark mouth of the alley beside the bookmaker's, to the streetlights, to the options, and she saw the calculation finish. He ran. "Shit," Quinn breathed, and went after him. She was forty-one with eighteen years in the Met and a body she maintained with military precision, and she ran the way she did everything else. Chin down, arms tight, boots striking the wet pavement in a hard, even rhythm. Her sharp jaw was clenched so tight it ached. The worn leather watch on her left wrist slapped against the bone with every stride. 23:08. Herrera vaulted a pile of split rubbish bags and cut hard left into a service lane. Quinn went over them, not around, her shoes finding purchase on the slick cobbles. Rain needled her brown eyes. Somewhere behind her a bottle smashed. "Stop! Police!" He didn't stop. He burst out onto a busier street, nearly took the front off a black cab, earned a long blare of horn, and sprinted for the lit mouth of Tottenham Court Road station with the duffel bouncing against his hip. Quinn was five strides behind him when he hit the barrier. He didn't tap out. He planted one hand and vaulted it clean. She had her warrant card out before she stopped moving. "Met Police!" she shouted at the startled gateline attendant, flashing it in the rain-streaked light. "Open it!" The attendant buzzed her through. Quinn took the escalator steps three at a time, water streaming off her coat, and hit the northbound Northern line platform as the train exhaled and the doors chimed. Herrera was already inside, chest heaving, water pooling around his trainers. He saw her through the glass and his face did something complicated — fear, guilt, warning. The doors tried to close. Quinn jammed her forearm between them, felt them bite and recoil, and forced her way into the carriage to a chorus of annoyed stares. For four stops they stood thirty feet apart in a swaying, rain-damp crowd. Quinn didn't approach. She didn't need to. She kept her eyes on the duffel. It sagged in the middle. The zip was half open and she could see folded gauze, a coil of tubing, the dark red-brown of used bandages sealed in plastic. Someone was bleeding badly enough to need a house call at midnight, and Herrera was the man they called. "Last time I'm going to ask nicely, Tomás," she said, pitching her voice under the rattle of the train. "Where are you going?" He held the overhead rail with his scarred arm. Rainwater dripped from his curls onto his collar. "You don't want to follow me, Detective," he said. His accent thickened the vowels, Seville under London. "Por favor. Go home." "I lost my taste for going home three years ago." DS Morris. Three years, four months. Found in a service tunnel off Euston with his throat closed up from the inside and frost on his eyelashes in August. No witnesses, no forensics, no explanation that survived daylight. Unexplained circumstances, the coroner had written. Quinn had been holding the torch when they found him. She still dreamed about the cold coming off his skin. Supernatural, some whisper in her file said, though she didn't yet have a word for it that she could say out loud in a briefing room. Camden Town. The doors sighed open and cold, rain-sweet air rushed in. Herrera moved. He shoved through the alighting passengers and took the stairs up two at a time. Quinn was right behind him, radio crackling uselessly at her shoulder, and then they were both back up in the night with the rain coming down harder over Camden High Street. This was a different city up here. Shutters down over the market stalls, the smell of wet concrete and fried food and canal water. The full moon was a smeared white coin behind cloud. Herrera ran past the locked station entrance, past a kebab shop spilling yellow light, and turned down a side road Quinn didn't know, where the streetlights thinned and the buildings leaned in. He went down. Quinn skidded to a stop at the top of a cracked concrete stairwell. It dropped beside a bricked-up ventilation shaft, maybe an old staff entrance to the Tube, padlocked with a rusted gate that stood ajar. Water poured down the steps in a brown sheet. From below came a low hum, not machinery, voices layered over music she couldn't place, and something else underneath it like a pressure change before a storm. Herrera took the stairs without hesitating. At the bottom a huge man in a waxed coat stood under a caged bulb, arms crossed, rain running off his hood. Herrera slowed, fished in his pocket, and held something up between two fingers. Even from above Quinn saw it. A small yellowed disc, carved. A bone token. The big man nodded and pulled the steel service door open. Light spilled out, amber and violet and wrong. Herrera glanced back once, up the stairs, straight at her. His medallion glinted. Then he stepped through and the door started to swing shut. Quinn's heart was hammering against her ribs. Her coat was soaked through. Her hands were numb. She checked her watch without thinking — 23:41 — the old leather dark with water, and her thumb found the scuff on the strap where Morris had once grabbed her wrist and laughed, Quinn, you can't arrest a ghost. Her radio gave a burst of static and died. No signal this deep. No backup coming down those stairs in time. Beyond that door was unfamiliar ground, and every instinct she had cultivated in eighteen years of decorated service screamed that it was dangerous territory. This was how people ended up in service tunnels with frost on their faces. This was how files went cold. But the duffel meant someone hurt. The bone token meant a system. The maps and photographs in the Nest and the men who met behind a bookshelf meant the clique, and the clique meant answers about Morris whether Internal Affairs liked it or not. The steel door was three inches from closing. Quinn moved. She took the stairs fast and quiet, boots barely splashing, using the rain for cover until she was two steps from the bottom. The big man looked up as the door clanged. His eyes narrowed on her wet face, her sharp jaw, the set of her shoulders. "Token," he rumbled. Quinn didn't break stride. She let eighteen years do the talking. "He dropped his," she said, jerking her chin at the closed door, rain dripping from her hair into her brown eyes. "Herrera. I'm with him. He's carrying for me." It was a bad lie. The man knew it. She saw his hand shift inside his coat. Behind the steel, the hum rose — haggling, laughter, a high thin chime like glass breaking in reverse, the acrid-sweet stink of banned alchemical substances burning. Enchanted goods changing hands. Information bought and sold where no warrant could reach. The door had a two-second delay on the magnetic lock. Quinn had counted it. She shouldered past him and caught the handle before it sealed, ripping it open with all her weight. The guard shouted and grabbed for her coat. She twisted, rain-slick, out of his grip and fell through into heat and noise and light. The abandoned Tube station beneath Camden opened up below her like a drowned cathedral. The old platform vault stretched away under tiled arches, every inch crammed with stalls. Jars glowed green and blood-red on folding tables. Knives hummed on velvet cloth. A woman with sewn-shut eyes was whispering futures into a man's ear for folded notes. A boy no older than sixteen was decanting something silver that smoked into vials while two men argued in low voices over a map that redrew itself as Quinn watched. And in the middle of the crowd, duffel high on his shoulder, scar flashing as he pushed through, was Tomás Herrera, heading for the far tunnel where a red cross had been spray-painted over old London Underground roundels — a clinic for people who couldn't bleed in public. Quinn wiped rain from her face, felt the solid reassurance of her baton at her hip, and stepped down onto the platform as the steel door slammed shut behind her, cutting off the rain, the night, and any easy way back.
created_at"2026-09-03T08:24:40.209Z" 9/3/2026, 8:24:40 AM
model"meta/muse-spark-1.3-20260902"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency67266
moderation_latency(null)
generation_time123092
tokens_prompt888
tokens_completion2643
native_tokens_prompt814
native_tokens_completion5059
native_tokens_completion_images0
native_tokens_reasoning2734
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"completed"
service_tier"auto"
usage0.02251825
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788423880-EmNw3F2e1sxz1ThtoHL4"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788423880-MhxcSlk2TZW811yJHYcm"
upstream_id"resp_6a992ed04a82d38c587540c1"
provider_responses
0
endpoint_id"cf4f1b4e-1719-4b65-9111-7dd7635e5a2f"
id"resp_6a992ed04a82d38c587540c1"
is_byokfalse
latency8321
model_permaslug"meta/muse-spark-1.3-20260902"
provider_name"Meta"
status200
total_cost0.02251825
cache_discount(null)
upstream_inference_cost0
provider_name"Meta"
response_cache_source_id(null)
data_region"global"
workspace_id"97e315e5-d303-487d-83c1-83180e8a13d4"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags6
adverbTagCount0
adverbTags(empty)
dialogueSentences13
tagDensity0.462
leniency0.923
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1826
totalAiIsmAdverbs0
found(empty)
highlights(empty)
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)
80.83% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1826
totalAiIsms7
found
0
word"clandestine"
count1
1
word"flicked"
count1
2
word"streaming"
count1
3
word"whisper"
count1
4
word"magnetic"
count1
5
word"weight"
count1
6
word"velvet"
count1
highlights
0"clandestine"
1"flicked"
2"streaming"
3"whisper"
4"magnetic"
5"weight"
6"velvet"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"eyes widened/narrowed"
count1
highlights
0"eyes narrowed"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences144
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount2
narrationSentences144
filterMatches
0"watch"
hedgeMatches
0"tried to"
1"started to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences151
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen48
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1831
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions10
unquotedAttributions0
matches(empty)
87.92% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions70
wordCount1772
uniqueNames28
maxNameDensity1.24
worstName"Quinn"
maxWindowNameDensity2
worstWindowName"Quinn"
discoveredNames
Soho1
Brewer1
Street2
Quinn22
Raven1
Nest3
Herrera10
Seville2
Saint1
Christopher1
Royal1
London3
Met1
Tottenham1
Court1
Road1
Northern1
Morris3
Euston1
August1
Town1
Camden3
High1
Tube2
Internal1
Affairs1
Tomás2
Underground1
persons
0"Quinn"
1"Raven"
2"Herrera"
3"Saint"
4"Christopher"
5"Morris"
6"Affairs"
7"Tomás"
places
0"Soho"
1"Brewer"
2"Street"
3"Nest"
4"Seville"
5"London"
6"Met"
7"Tottenham"
8"Court"
9"Road"
10"Euston"
11"August"
12"Town"
13"Camden"
14"High"
globalScore0.879
windowScore1
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences106
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1831
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences151
matches
0"screamed that it"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs44
mean41.61
std29.35
cv0.705
sampleLengths
078
16
2102
310
4119
557
619
77
849
92
107
1165
1241
132
1465
1527
1634
1756
1875
1923
2038
2110
2289
2312
2448
2566
263
2772
2855
2943
3055
3165
3244
338
342
3547
363
3740
3856
3914
4042
4186
4248
4341
97.95% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences144
matches
0"was scuffed"
1"was caught"
2"was clenched"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount4
totalVerbs299
matches
0"was bleeding"
1"was hammering"
2"was whispering"
3"was decanting"
67.17% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount5
semicolonCount0
flaggedSentences4
totalSentences151
ratio0.026
matches
0"He saw her through the glass and his face did something complicated — fear, guilt, warning."
1"She checked her watch without thinking — 23:41 — the old leather dark with water, and her thumb found the scuff on the strap where Morris had once grabbed her wrist and laughed, Quinn, you can't arrest a ghost."
2"Behind the steel, the hum rose — haggling, laughter, a high thin chime like glass breaking in reverse, the acrid-sweet stink of banned alchemical substances burning."
3"And in the middle of the crowd, duffel high on his shoulder, scar flashing as he pushed through, was Tomás Herrera, heading for the far tunnel where a red cross had been spray-painted over old London Underground roundels — a clinic for people who couldn't bleed in public."
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1787
adjectiveStacks1
stackExamples
0"cold, rain-sweet air"
adverbCount38
adverbRatio0.021264689423614997
lyAdverbCount8
lyAdverbRatio0.004476776720761052
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences151
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences151
mean12.13
std9.67
cv0.797
sampleLengths
012
127
239
36
427
523
61
72
818
913
1014
112
122
1310
1417
1519
1624
1712
182
191
203
2124
2211
236
246
2537
267
277
289
2910
307
317
3210
333
3429
352
367
3726
3814
399
4015
411
4216
4314
445
456
462
473
4839
4911
62.00% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats12
diversityRatio0.42
totalSentences150
uniqueOpeners63
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount4
totalSentences130
matches
0"Too clean at the base"
1"Then his gaze flicked past"
2"Somewhere behind her a bottle"
3"Then he stepped through and"
ratio0.031
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount38
totalSentences130
matches
0"It hammered the awnings on"
1"She had been there three"
2"She had gone in once"
3"He carried a navy duffel"
4"His warm brown eyes snapped"
5"His mouth opened."
6"She was forty-one with eighteen"
7"Her sharp jaw was clenched"
8"He didn't stop."
9"He burst out onto a"
10"He didn't tap out."
11"He planted one hand and"
12"She had her warrant card"
13"she shouted at the startled"
14"He saw her through the"
15"She didn't need to."
16"She kept her eyes on"
17"It sagged in the middle."
18"she said, pitching her voice"
19"He held the overhead rail"
ratio0.292
67.69% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount102
totalSentences130
matches
0"The rain had turned Soho"
1"It hammered the awnings on"
2"Harlow Quinn stood in the"
3"She had been there three"
4"She had gone in once"
5"A hidden back room for"
6"The clique she had been"
7"The man who came out"
8"He carried a navy duffel"
9"These days he stitched up"
10"Lightning stuttered somewhere over the"
11"The Saint Christopher medallion around"
12"Knife attack, Royal London, two"
13"The file said he hadn't"
14"Quinn stepped out of the"
15"Water hit her shoulders and"
16"His warm brown eyes snapped"
17"His mouth opened."
18"Quinn breathed, and went after"
19"She was forty-one with eighteen"
ratio0.785
76.92% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount2
totalSentences130
matches
0"Even from across the street"
1"Even from above Quinn saw"
ratio0.015
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences68
technicalSentenceCount4
matches
0"Former NHS paramedic, struck off after he was caught administering unauthorized treatments to patients who, according to the inquiry transcript, did not officia…"
1"It dropped beside a bricked-up ventilation shaft, maybe an old staff entrance to the Tube, padlocked with a rusted gate that stood ajar."
2"A boy no older than sixteen was decanting something silver that smoked into vials while two men argued in low voices over a map that redrew itself as Quinn watc…"
3"And in the middle of the crowd, duffel high on his shoulder, scar flashing as he pushed through, was Tomás Herrera, heading for the far tunnel where a red cross…"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags6
uselessAdditionCount0
matches(empty)
0.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags5
fancyCount2
fancyTags
0"Quinn breathed (breathe)"
1"she shouted (shout)"
dialogueSentences13
tagDensity0.385
leniency0.769
rawRatio0.4
effectiveRatio0.308
91.1499%