Run: 2026-07-09-01KX401XG7HFZEED7Q9REW6KZC

Run Details

Duration:
12.9s
Cost:
$0.012348
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 hammered Soho hard enough to blur the street signs. Detective Harlow Quinn kept the suspect in sight through the wash of headlights: a narrow figure in a dark coat, one hand clamped around a canvas satchel, the other shoving pedestrians aside. The figure cut across Dean Street without looking. A taxi screamed its horn and swerved, tyres striking the kerb. Quinn ran after them. Her boots struck the pavement in a steady rhythm. Left wrist. Right wrist. Breathe. Watch the shoulders. Watch the exits. The suspect glanced back. A pale face flashed beneath the hood. Young. Sharp-cheeked. A strip of silver glinted between two fingers before vanishing into the satchel. Quinn pushed faster. “Police! Stop!” The suspect threw a bottle over one shoulder. It smashed against the wall beside Quinn’s head. Glass burst across the pavement. She flinched, recovered, and drove through the spray. The figure darted beneath a scaffold tower, past a closed kebab shop and a row of dripping black bins. Quinn followed, her coat snapping against her legs. The suspect’s shoes slapped through puddles. A green glow appeared ahead, trembling in the rain. The Raven’s Nest. Its neon raven hung above the entrance, one wing flickering on and off. Through the steamed windows, old maps and black-and-white photographs crowded the walls. Silas’s bar had closed hours ago, but a low amber light burned behind the counter. The suspect reached the door. Quinn drew her sidearm. “Hands where I can see them!” The suspect glanced at the weapon, then smiled. Not fear. Calculation. The door slammed open. The figure vanished inside. Quinn crossed the road with her gun raised. A bus rolled past, spraying her trousers with filthy water. She barely noticed. She hit the door hard enough to rattle its frame and entered the bar. Warmth pressed around her. Wet wool, old smoke, spilled spirits. The neon sign painted the floor green through the front window. No suspect. Quinn held still. A tap sounded behind the bar. Then another. The bottles on the shelves sat untouched. Chairs stood upside down on tables. A cloth swung from a hook near the cellar door. “Come out,” Quinn called. “You’re boxed in.” A chair scraped in the dark. Quinn moved towards it, pistol aligned with the sound. The suspect burst from behind the bar and drove a shoulder into her chest. Quinn struck the floor on her back. The pistol skidded beneath a table. The suspect vaulted over her, clutching the satchel, and sprinted towards the rear wall. Quinn rolled, seized the nearest chair, and threw it. The chair caught the suspect behind the knees. They crashed into a bookshelf loaded with ledgers and dusty bottles. Shelves groaned. A photograph dropped and shattered. Quinn rose, drawing her baton. The suspect staggered upright and grabbed the bookshelf. “Don’t,” Quinn warned. The suspect yanked. The whole unit swung inward with a grinding sound. Blackness opened behind it. Cold air poured into the bar, carrying wet stone, rust, and something metallic beneath both. Far below, water rushed through a tunnel. Quinn stopped. The suspect slipped through the gap. The bookshelf began to swing shut. Quinn reached it and braced one hand against the edge. The wood bucked under her grip. On the other side, footsteps hammered down stone stairs. She pulled the shelf wide and stepped through. The passage dropped steeply beneath the bar. Bare bulbs hung from cables, each one flickering at a different pace. Water streamed down the walls. Someone had painted symbols over the bricks in white chalk: circles split by vertical lines, antlered shapes, rows of hooked marks. Quinn touched the leather strap of her watch as she descended. Her breathing sounded too loud in the narrow stairwell. At the bottom, the tunnel opened onto a disused Underground platform. A station sign hung crooked above the tiled wall. CAMDEN VALE. Quinn knew no such station existed. The suspect ran along the platform. Beyond them, rusted tracks vanished into a black tunnel. The station lights had been dead for years, but hundreds of candles burned on the opposite platform, their flames protected by glass jars. Figures crowded beneath the arches. A woman with blue veins shining beneath transparent skin examined a tray of black eggs. Two men in identical grey suits argued over a case of stoppered vials. A child with silver irises held a bundle of red thread while a man with a mouth full of gold teeth watched Quinn approach. Conversation died in waves. The suspect reached the crowd and shoved through it. Quinn climbed onto the platform. “Police!” she shouted. “Stand aside!” No one moved. A tall man in a rain-darkened coat stepped in front of her. His face looked ordinary until the candlelight touched it. His eyes had no whites. “This market has no jurisdiction,” he said. “Move.” “You brought a weapon.” “I brought a warrant.” The man smiled without showing teeth. “Then you brought the wrong thing.” Quinn raised the baton. “I’m looking for the person who just came through here.” A woman behind him lifted a silver knife and tested its edge against her thumb. “Everyone is looking for someone,” she murmured. The suspect vanished beneath an archway at the far end of the platform. Quinn pushed past the tall man. His hand closed around her wrist. Pain shot through her arm. His fingers felt cold enough to burn. Quinn twisted, drove her elbow into his ribs, and smashed the baton against his forearm. He released her. The crowd erupted around them—shouts, hissing, the scrape of crates across tile. She ran. The platform sloped into a wider chamber beyond the station. Stalls filled the old ticket hall. Enchanted goods hung from hooks: mirrors clouded with moving shadows, brass instruments ticking without hands, jars containing pale sparks that beat like hearts. Banned alchemical substances sat in trays beneath handwritten labels. INFORMATION was stamped across a stack of folded papers beside a vendor wearing a blindfold. The suspect cut through the market. Quinn followed, knocking over a stand of bone charms. They scattered across the floor with brittle clicks. “Catch her!” someone yelled. “Catch him!” another voice answered. Quinn saw the satchel swing as the suspect turned beneath a tiled arch. A strip of blue light leaked from inside it. She reached the archway and grabbed the suspect’s coat. The suspect spun and drove a knife towards her stomach. Quinn caught the wrist with both hands. The blade stopped a finger’s width from her coat. The suspect’s hood slipped back. A boy. No older than nineteen. Rainwater ran from his black hair into his eyes. “Give me the satchel,” Quinn said. “You don’t know what’s in it.” “I know enough.” “No, Detective. You know a name.” His knee struck her thigh. Her grip loosened. He tore free and ran into a narrow corridor between two stalls. Quinn chased him, but a crate slammed into her path. She vaulted it and landed beside a table covered in bottles. One bottle tipped. Green liquid spilled across the tiles, smoking through the grout. The boy disappeared around another corner. A hand seized Quinn’s collar. She hit the wall hard. The tall man from the platform pressed his forearm against her throat. “Last warning.” Quinn drove her head into his nose. Cartilage cracked. Dark fluid spilled down his mouth. He recoiled, and she tore free, snatched a broken bottle from the stall, and held its jagged neck beneath his chin. “Where did he go?” The man’s black eyes fixed on the glass. “You have no idea where you stand.” “Answer me.” He looked past her shoulder. Quinn heard footsteps fade through the market. Then a bell rang. Every vendor stopped. The candles went out one by one, plunging the chamber into darkness. Quinn held the broken bottle against the man’s throat while the crowd shifted around them, silent and close. Somewhere ahead, metal shutters began to rise. Beyond them, a train tunnel breathed cold air through the market. The boy’s footsteps had stopped. Quinn lowered the glass by an inch. The tall man wiped his bleeding nose with two fingers. “You still intend to follow?” he asked. Quinn looked towards the open tunnel. The darkness swallowed the last trace of the suspect. Behind her, the hidden stairway led back to the bar, the rain, and the ordinary city above. Her radio crackled at her shoulder. “Quinn.” Tomás Herrera’s voice cut through the static. “Where are you?” She touched the radio but did not answer. The tunnel exhaled again. Along its walls, shapes moved where no light reached them. A distant clatter echoed through the rails, though no train appeared. The boy had carried the satchel into that black passage, and every person in the market had watched him go. Quinn tightened her grip on the broken bottle. Then she stepped towards the tunnel.
created_at"2026-07-09T17:50:50.385Z" 7/9/2026, 5:50:50 PM
model"openai/gpt-5.6-luna-20260709"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency464
moderation_latency(null)
generation_time12423
tokens_prompt1140
tokens_completion2463
native_tokens_prompt984
native_tokens_completion1894
native_tokens_completion_images0
native_tokens_reasoning0
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"
usage0.012348
router(null)
provider_responses
0
endpoint_id"eebea444-34a5-4642-a766-cb319471d33a"
id"resp_064a2b2493a22b43016a4fdf7a77f4819499e2c88ad7fc9227"
is_byokfalse
latency214
model_permaslug"openai/gpt-5.6-luna-20260709"
provider_name"OpenAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.18.0; linux; x64))"
http_referer(null)
request_id"req-1783619450-p1MdsNAAkpARHX3YaTPk"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1783619450-DcCy1jvmCEuiUn7cJdue"
upstream_id"resp_064a2b2493a22b43016a4fdf7a77f4819499e2c88ad7fc9227"
total_cost0.012348
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"
response_cache_source_id(null)
data_region"global"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags9
adverbTagCount0
adverbTags(empty)
dialogueSentences27
tagDensity0.333
leniency0.667
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1475
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)
72.88% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1475
totalAiIsms8
found
0
word"warmth"
count1
1
word"aligned"
count1
2
word"shattered"
count1
3
word"footsteps"
count3
4
word"stomach"
count1
5
word"echoed"
count1
highlights
0"warmth"
1"aligned"
2"shattered"
3"footsteps"
4"stomach"
5"echoed"
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
narrationSentences177
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount2
narrationSentences177
filterMatches
0"watch"
hedgeMatches
0"began to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences194
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen32
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1474
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions7
unquotedAttributions0
matches(empty)
16.67% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions43
wordCount1375
uniqueNames9
maxNameDensity2.55
worstName"Quinn"
maxWindowNameDensity4.5
worstWindowName"Quinn"
discoveredNames
Soho1
Harlow1
Quinn35
Dean1
Street1
Raven1
Nest1
Underground1
Herrera1
persons
0"Harlow"
1"Quinn"
2"Raven"
3"Herrera"
places
0"Soho"
1"Dean"
2"Street"
globalScore0.227
windowScore0.167
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences114
glossingSentenceCount1
matches
0"appeared ahead trembling in the rain"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1474
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences194
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs121
mean12.18
std12.17
cv0.999
sampleLengths
010
151
24
320
44
522
63
72
88
921
1042
113
1240
135
144
156
168
173
188
1935
2021
212
223
236
242
2523
267
276
289
2914
3027
319
3226
335
348
353
363
379
384
3922
402
416
426
4325
448
4545
4620
4711
489
492
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount1
totalSentences177
matches
0"was stamped"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs245
matches(empty)
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount1
semicolonCount0
flaggedSentences1
totalSentences194
ratio0.005
matches
0"The crowd erupted around them—shouts, hissing, the scrape of crates across tile."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1380
adjectiveStacks0
stackExamples(empty)
adverbCount22
adverbRatio0.015942028985507246
lyAdverbCount2
lyAdverbRatio0.0014492753623188406
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences194
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences194
mean7.6
std4.84
cv0.638
sampleLengths
010
132
28
311
44
59
62
72
81
93
103
114
127
131
141
1513
163
172
188
198
205
218
2219
238
246
259
263
2713
2812
2915
305
314
326
338
342
351
364
374
388
3910
403
4114
424
436
4411
452
463
476
482
497
56.36% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats9
diversityRatio0.36597938144329895
totalSentences194
uniqueOpeners71
64.94% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount3
totalSentences154
matches
0"Then a bell rang."
1"Somewhere ahead, metal shutters began"
2"Then she stepped towards the"
ratio0.019
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount25
totalSentences154
matches
0"Her boots struck the pavement"
1"It smashed against the wall"
2"She flinched, recovered, and drove"
3"Its neon raven hung above"
4"She barely noticed."
5"She hit the door hard"
6"They crashed into a bookshelf"
7"She pulled the shelf wide"
8"Her breathing sounded too loud"
9"His face looked ordinary until"
10"His eyes had no whites."
11"His hand closed around her"
12"His fingers felt cold enough"
13"He released her."
14"They scattered across the floor"
15"She reached the archway and"
16"His knee struck her thigh."
17"Her grip loosened."
18"He tore free and ran"
19"She vaulted it and landed"
ratio0.162
41.17% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount129
totalSentences154
matches
0"Detective Harlow Quinn kept the"
1"The figure cut across Dean"
2"A taxi screamed its horn"
3"Quinn ran after them."
4"Her boots struck the pavement"
5"The suspect glanced back."
6"A pale face flashed beneath"
7"A strip of silver glinted"
8"Quinn pushed faster."
9"The suspect threw a bottle"
10"It smashed against the wall"
11"Glass burst across the pavement."
12"She flinched, recovered, and drove"
13"The figure darted beneath a"
14"Quinn followed, her coat snapping"
15"The suspect’s shoes slapped through"
16"A green glow appeared ahead,"
17"The Raven’s Nest."
18"Its neon raven hung above"
19"Silas’s bar had closed hours"
ratio0.838
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences154
matches(empty)
ratio0
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences49
technicalSentenceCount1
matches
0"Enchanted goods hung from hooks: mirrors clouded with moving shadows, brass instruments ticking without hands, jars containing pale sparks that beat like hearts…"
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags9
uselessAdditionCount0
matches(empty)
1.85% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags9
fancyCount4
fancyTags
0"Quinn warned (warn)"
1"she shouted (shout)"
2"she murmured (murmur)"
3"someone yelled (yell)"
dialogueSentences27
tagDensity0.333
leniency0.667
rawRatio0.444
effectiveRatio0.296
85.1287%