Run: 2026-09-23-01M36NV99CQXDJ7BZQ710PA5B8

Run Details

Duration:
40.7s
Cost:
$0.001275
Provider:
OpenAI

Model input

System
You are an expert fiction writer. Always keep the following rules in mind: - Write in past tense and use General English spelling, grammar, and colloquialisms/slang. - Write in active voice - Always follow the "show, don't tell" principle. - Avoid adverbs and cliches and overused/commonly used phrases. Aim for fresh and original descriptions. - Convey events and story through dialogue. - Mix short, punchy sentences with long, descriptive ones. Drop fill words to add variety. - Skip "he/she said said" dialogue tags and convey people's actions or face expressions through their speech - Avoid mushy dialog and descriptions, have dialogue always continue the action, never stall or add unnecessary fluff. Vary the descriptions to not repeat yourself. - Put dialogue on its own paragraph to separate scene and action. - Reduce indicators of uncertainty like "trying" or "maybe" When writing text: - NEVER conclude the scene on your own, follow the beat instructions very closely. - NEVER end with foreshadowing. - NEVER write further than what I prompt you with. - AVOID imagining possible endings, NEVER deviate from the instructions. - STOP EARLY if the continuation contains what was required in the instructions. You do not need to fill out the full amount of words possible.
User/Human
Take into account the following glossary of characters/locations/items/lore... when writing your response: <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> Continue the story using the following instructions: <instructions> 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. </instructions>

Model response

AI
Rain sheeted across Soho, flattening the neon into streaks of green and red. Detective Harlow Quinn cut through the traffic behind the man in the grey coat, one hand braced against the bonnet of a taxi as its driver leaned on the horn. “Police! Stop!” The man glanced back. His face held a pale, narrow grin. Then he ducked between two parked cars and sprinted for the alley behind The Raven’s Nest. Quinn vaulted the kerb. Her worn leather watch snagged against a brick corner; she tore free without breaking stride. Rain ran beneath the collar of her coat and down her back. Ahead, the green neon sign above the bar flickered through the downpour. The grey coat vanished past a stack of beer crates. Quinn reached the alley mouth and drew her service pistol. “Hands where I can see them!” A bottle cracked against the wall. The man had thrown it blind. Glass scattered over the slick paving stones. Quinn kept her weapon low and moved along the brick, eyes tracking the passage: fire door, drainpipe, metal stairs, no sign of him. A curtain shifted behind the bar’s kitchen window. Quinn turned. The suspect burst from the fire door behind her. He shoulder-checked her hard enough to slam her against the wall. Her pistol stayed in her grip. His elbow caught her jaw; white sparks snapped through her vision. She drove the heel of her hand into his ribs and hooked a boot behind his ankle. He went down on one knee. Quinn grabbed the back of his coat. “Who gave you the ledger?” He twisted free. The coat tore at the seam, leaving a strip of grey cloth in her fist. “Ask your dead partner.” He sprang up the metal stairs, two steps at a time. Quinn’s hand tightened on the cloth. Rain ticked against the fire escape overhead. For one beat, the alley narrowed around her: brick, steel, wet darkness. Three years earlier, DS Morris had gone into a basement on a routine warrant and come back out under a sheet. The report had blamed a structural collapse. Quinn had never signed the final copy. The suspect’s shoes hammered above her. She holstered her pistol and took the stairs. “Keep talking,” she called. “You’ve got my attention.” He reached the roof, shoved through a loose access door and ran along the parapet. Quinn climbed after him, her boots ringing on each wet tread. London opened around her in black roofs and shining roads. The man cleared a gap between buildings and landed hard on the next roof. Quinn checked the distance. Narrow. Two floors down, a delivery van idled at the kerb. “Don’t,” the suspect called from the far roof. “Then stop.” He ran. Quinn crossed the gap. Her heel skidded on the landing, and her palm scraped tar paper. She caught the parapet, hauled herself up, and followed him down the opposite fire escape. At street level, he cut through a crowd spilling from a late-night takeaway. Quinn shouldered past a man carrying paper bags. “Police. Move.” The suspect reached the main road and darted between a bus and a cyclist. The cyclist shouted after him. Quinn followed through the wake of exhaust and spray, a horn blaring inches from her hip. The grey coat swung ahead of her, close enough to catch, then lost itself among umbrellas and hoods. She slowed. Not to rest—to listen. The traffic filled the street with engines and rain hiss. Beneath it came a scrape, metal on stone, from a narrow lane beside a shuttered shop. Quinn drew her pistol again and entered. The lane sloped down between blank walls, the paving stones slick with rubbish and runoff. At its end, a delivery door stood open. A chain hung from the handle. The suspect had forced the lock; fresh scratches showed bright beneath the rust. Quinn stopped at the threshold and looked back towards the street. No uniformed officers had arrived. Her radio crackled against her shoulder. “Quinn, report your position.” “Camden approach. Suspect heading below street level.” “Repeat. Below where?” The signal broke into static. Quinn stepped through the door. A service corridor stretched beneath the shop, lit by bare bulbs in cages. The air smelled of wet cement, rust and something sharp enough to sting the nose. A set of stairs descended into darkness. At the bottom, the suspect’s shoes struck the steps. Quinn thumbed the safety off. “Last chance.” “Your lot always say that,” he called. He slammed a door below. Quinn reached the stairwell and found a small brass plate fixed to the wall. Someone had scratched away the station name. Beyond it, an old Underground roundel leaned against a pile of broken tiles. The red circle had faded to brown. A second flight of stairs dropped past it, into air that carried the low throb of voices. Her radio spat another burst of static. She could wait for backup. She could mark the entrance, call it in, and let the suspect disappear among whoever waited below. The thought lasted as long as it took for the door at the foot of the stairs to creak open. A thin line of warm light cut across the floor. Voices rose through it—haggling, laughter, a heavy bang followed by a hiss. The door swung shut. Quinn holstered her pistol. In a crowd, a drawn weapon would make her the first target. She checked her cuffs, touched the grip of her baton, then went down. The passage ended at a tiled platform. Old advertisement frames hung empty above the track bed. Someone had laid planks across the rails and built a narrow bridge to a second tunnel. Lanterns crowded the tunnel mouth, their flames blue at the edges. A woman in a leather apron stood beside a makeshift barrier. Her gaze travelled over Quinn’s coat, her shoes, her empty hands. “Token.” “I’m with the Metropolitan Police.” The woman’s mouth bent at one corner. “That wasn’t the question.” The suspect’s grey coat showed beyond the barrier. He moved through a crowd in the tunnel, one shoulder ducked, vanishing between a stall selling glass phials and a rack of tarnished knives. Quinn took one step towards him. The woman blocked her with a forearm. A line of tiny bones had been sewn into the leather apron. They knocked together when she moved. “Token,” she repeated. “No token, no crossing.” Quinn looked over the woman’s shoulder. The market filled the old platform beyond: canvas awnings, iron cages, tables covered with objects that caught the lantern light in strange colours. A seller held up a bundle of dried roots while a customer counted coins onto a tin plate. Two men stood beside a glass tank in which something pale pressed its fingers against the inside. The suspect had reached the far end. Quinn’s jaw set. “He’s under arrest.” “Then arrest him outside.” “He won’t be there when I get back.” “Not my problem.” Quinn’s gaze dropped to the woman’s belt. A bone token hung from a leather cord, carved with a ring of marks. The woman saw her looking and shifted her stance. “You take that, I break your fingers.” Quinn glanced towards the tunnel. The grey coat had disappeared. The woman held out her palm. “There’s a box at the street entrance. Leave a token, you pass. Leave nothing, you go back up.” “You’re charging for a doorway?” “I’m charging to keep idiots from bringing uniforms into the Market.” A seller at the nearest stall lifted his head. His eyes shone yellow in the blue lanternlight. Quinn felt the crowd register her in pieces: the cut of her coat, the set of her shoulders, the empty holster. The chatter thinned around the barrier. She could turn back and put a cordon around the entrance. By then the suspect would have traded the ledger, burned it, or carried it through another exit. She could wait for a warrant and explain why she’d let him vanish while a market full of strangers packed away evidence. Quinn reached into her coat pocket. Her fingers found the small evidence bag from the alley. The torn strip of grey cloth held no use here. Beneath it sat a coin, a house key, and the plastic case for a spare radio battery. No bone token. The woman folded her arms. “Decision.” Quinn pulled a narrow bone button from the inside of her cuff. It had come from the suspect’s torn coat, caught in the fabric when she’d grabbed him. A stamped mark circled one face. Not carved, but close enough. The woman took it, examined the mark, and opened the barrier. “Stay off the tables. Don’t touch what you can’t name.” Quinn stepped past her. A gust of warm air carried the stink of smoke and wet wool. The crowd closed around her. She set her shoulder against the flow, eyes fixed on the tunnel where the grey coat had disappeared. Behind her, the barrier clanged shut.
created_at"2026-09-23T08:24:21.553Z" 9/23/2026, 8:24:21 AM
model"openai/gpt-6-luna-20260922"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency8577
moderation_latency(null)
generation_time40663
tokens_prompt1104
tokens_completion2364
native_tokens_prompt984
native_tokens_completion2353
native_tokens_completion_images0
native_tokens_reasoning468
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"default"
usage0.0012749
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.20.0; linux; x64))"
http_referer(null)
request_id"req-1790151861-oeap3NO1BVyVBadyv6It"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1790151861-3VPU5dXQCJnnyTrpxxWh"
upstream_id"resp_00bb0442e3b626d4016ab38cb5a98087d19de9c3161c791ee5"
provider_responses
0
endpoint_id"05e94e02-b9c2-4bbb-ba55-4082ee9ad687"
id"resp_00bb0442e3b626d4016ab38cb5a98087d19de9c3161c791ee5"
is_byokfalse
latency657
model_permaslug"openai/gpt-6-luna-20260922"
provider_name"OpenAI"
status200
total_cost0.0012749
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"
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
totalTags3
adverbTagCount0
adverbTags(empty)
dialogueSentences29
tagDensity0.103
leniency0.207
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1501
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)
93.34% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1501
totalAiIsms2
found
0
word"flickered"
count1
1
word"throb"
count1
highlights
0"flickered"
1"throb"
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
narrationSentences139
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences139
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences164
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen30
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1499
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions8
unquotedAttributions0
matches(empty)
43.77% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions38
wordCount1365
uniqueNames8
maxNameDensity2.12
worstName"Quinn"
maxWindowNameDensity3
worstWindowName"Quinn"
discoveredNames
Soho1
Harlow1
Quinn29
Raven1
Nest1
Morris1
Underground1
Rain3
persons
0"Harlow"
1"Quinn"
2"Raven"
3"Morris"
4"Rain"
places
0"Soho"
globalScore0.438
windowScore0.667
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences109
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.667
wordCount1499
matches
0"Not carved, but close enough"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences164
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs82
mean18.28
std17.64
cv0.965
sampleLengths
043
12
227
343
410
510
66
742
88
92
1054
1113
125
1318
144
1511
1660
176
188
198
2050
2115
228
232
242
2544
268
272
2853
296
3026
317
3242
3322
344
357
363
375
385
3944
405
412
427
435
4458
457
4642
4726
4829
4943
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount1
totalSentences139
matches
0"been sewn"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs217
matches(empty)
55.75% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount2
semicolonCount3
flaggedSentences5
totalSentences164
ratio0.03
matches
0"Her worn leather watch snagged against a brick corner; she tore free without breaking stride."
1"His elbow caught her jaw; white sparks snapped through her vision."
2"Not to rest—to listen."
3"The suspect had forced the lock; fresh scratches showed bright beneath the rust."
4"Voices rose through it—haggling, laughter, a heavy bang followed by a hiss."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1369
adjectiveStacks0
stackExamples(empty)
adverbCount21
adverbRatio0.015339663988312637
lyAdverbCount0
lyAdverbRatio0
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences164
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences164
mean9.14
std5.4
cv0.591
sampleLengths
013
130
22
34
47
516
64
715
812
912
1010
1110
126
136
146
157
1623
178
182
199
2011
216
2211
2317
246
257
265
273
2815
294
3011
316
327
3312
3421
357
367
376
388
394
404
4115
4211
4310
4414
454
461
4710
488
492
48.17% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats3
diversityRatio0.2926829268292683
totalSentences164
uniqueOpeners48
25.25% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount1
totalSentences132
matches
0"Then he ducked between two"
ratio0.008
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount28
totalSentences132
matches
0"His face held a pale,"
1"Her worn leather watch snagged"
2"He shoulder-checked her hard enough"
3"Her pistol stayed in her"
4"His elbow caught her jaw;"
5"She drove the heel of"
6"He went down on one"
7"He twisted free."
8"He sprang up the metal"
9"She holstered her pistol and"
10"He reached the roof, shoved"
11"Her heel skidded on the"
12"She caught the parapet, hauled"
13"Her radio crackled against her"
14"He slammed a door below."
15"Her radio spat another burst"
16"She could wait for backup."
17"She could mark the entrance,"
18"She checked her cuffs, touched"
19"Her gaze travelled over Quinn’s"
ratio0.212
35.76% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount112
totalSentences132
matches
0"Rain sheeted across Soho, flattening"
1"Detective Harlow Quinn cut through"
2"The man glanced back."
3"His face held a pale,"
4"Quinn vaulted the kerb."
5"Her worn leather watch snagged"
6"Rain ran beneath the collar"
7"The grey coat vanished past"
8"Quinn reached the alley mouth"
9"A bottle cracked against the"
10"The man had thrown it"
11"Glass scattered over the slick"
12"Quinn kept her weapon low"
13"A curtain shifted behind the"
14"The suspect burst from the"
15"He shoulder-checked her hard enough"
16"Her pistol stayed in her"
17"His elbow caught her jaw;"
18"She drove the heel of"
19"He went down on one"
ratio0.848
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences132
matches(empty)
ratio0
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences65
technicalSentenceCount1
matches
0"The market filled the old platform beyond: canvas awnings, iron cages, tables covered with objects that caught the lantern light in strange colours."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags3
uselessAdditionCount0
matches(empty)
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags3
fancyCount1
fancyTags
0"she repeated (repeat)"
dialogueSentences29
tagDensity0.103
leniency0.207
rawRatio0.333
effectiveRatio0.069
86.7347%