Run: 2026-09-25-01M3CKBBQR4MXAR140DGCQZHGB

Run Details

Duration:
21.6s
Cost:
$0.018831
Provider:
Mistral

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="4414" name="Eva Kowalski" aliases="Eva, Evie" pronouns="she/her" species="Human" storyRole="Best Friend"> <eyeColor>green</eyeColor> <hair>curly red</hair> <height>5'4"</height> <age>26</age> <glasses>round glasses</glasses> <satchel>worn leather satchel full of books</satchel> <freckles>freckled complexion</freckles> <nervousHabit>tucking hair behind her left ear</nervousHabit> <description>Aurora's childhood friend and an occult researcher.</description> <backstory>Moved to London two years before Aurora and works as a research assistant at the British Museum's restricted archives. She holds a master's degree in Ancient History from Oxford.</backstory> </character> <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> <item id="2004" name="Veil Compass" aliases="the Compass, shadow compass" type="Tool" origin="The Veil Market"> <casingMaterial>small brass compass</casingMaterial> <faceMarkings>face etched with protective sigils</faceMarkings> <needle>points toward the nearest supernatural rift or portal</needle> <patina>casing has a patina of verdigris</patina> <creator>crafted by a Shade artisan</creator> <description>A compass attuned to supernatural energy.</description> </item> </codex> Continue the story using the following instructions: <instructions> Write a fully fleshed out scene of at least 1000 words in the mystery genre. A detective arrives at a crime scene in an unusual location. Something is wrong — the evidence doesn't add up. A colleague is present, offering a different interpretation. Through careful observation and deduction, the detective begins to see what others have missed. 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
The abandoned Tube station beneath Camden reeked of damp and old pennies. Detective Harlow Quinn stepped over a rusted rail, her boots crunching on decades of grime. The beam of her torch cut through the dark, illuminating peeling posters and the occasional scuttle of rats. Not the usual haunt for a murder. A body lay sprawled near the platform’s edge, limbs splayed like a broken marionette. The victim’s throat had been slit, but the blood—what little there was—had pooled in a pattern that made Quinn’s jaw tighten. Too neat. Too deliberate. “You’re late.” The voice came from the shadows near a collapsed kiosk. A figure stepped forward, the glow of a cigarette tip bobbing in the dark. DS Tom Reynolds, her temporary partner since Morris had gone down. His face was all sharp angles in the torchlight, his coat rumpled like he’d been here a while. “Traffic.” Quinn crouched beside the body, her leather watch creaking as she adjusted her grip on the torch. The victim was male, mid-thirties, dressed in a suit that had seen better days. No wallet, no ID. Just a single item clutched in his stiff fingers: a small brass compass, its face etched with sigils that made her skin prickle. Reynolds exhaled smoke. “Throat cut, no defensive wounds. Looks like he knew his killer.” Quinn didn’t touch the compass. Not yet. The verdigris patina on its casing caught the light, the needle twitching slightly, as if alive. “No blood spray. If this was a slash, there should be more.” “Maybe the killer wiped it up.” “Maybe.” She stood, scanning the platform. The walls were scrawled with graffiti, but beneath the layers of paint, older marks lingered—symbols, like the ones on the compass. “Or maybe the blood wasn’t his.” Reynolds frowned. “You think this is some ritual thing?” “Don’t you?” She nodded at the compass. “That’s not from Argos.” He stubbed out his cigarette. “So what, we’re dealing with a nutjob?” Quinn moved to the edge of the platform, shining her torch down the tracks. The rails gleamed, too clean for a place this derelict. And there, half-hidden in the dark, a glint of white. Bone. A small, carved token, lying as if dropped. “You see that?” she asked. Reynolds squinted. “See what?” She didn’t answer. Instead, she pulled a pair of gloves from her pocket and snapped them on, then picked up the token. It was light, smooth, the surface worn by handling. A symbol was etched into it—a crescent moon intertwined with a serpent. The same as the graffiti. “This place isn’t just abandoned,” she said. “It’s a door.” Reynolds scoffed. “A door to what? The loony bin?” Quinn ignored him. She turned back to the body, to the compass still clutched in the dead man’s hand. The needle wasn’t pointing north. It was pointing at the token. “He was holding this when he died,” she said. “Not a weapon. Not a wallet. A compass that doesn’t point north.” Reynolds shifted, uneasy. “So?” “So, it points to something else.” She held up the token. “And I think this is the key.” A draft slithered through the station, carrying the scent of wet earth and something older, something that didn’t belong in London’s underbelly. The torchlight flickered. Reynolds rubbed his arms. “This place is giving me the creeps.” Quinn’s gaze locked onto the far wall. The graffiti there wasn’t just paint. It was fresh. The symbols glowed faintly under her torch, as if reacting to the light. Or to the token in her hand. “This wasn’t a murder,” she said. “It was a message.” Reynolds threw his hands up. “You’re reaching, Quinn. The guy’s throat was cut. That’s pretty damn final.” She stepped closer to the wall, running her fingers over the symbols. They were warm. “Then where’s the rest of the blood?” “What?” “A throat slash severs the carotid. There should be litres of the stuff. But look.” She swept her torch over the platform. “A few splatters, that’s it. Like someone cleaned up. But not well enough.” Reynolds crouched, frowning at the dark stains near the body. “Could’ve been a shallow cut.” “No. The angle’s wrong.” She mimed the motion, her hand steady. “If you’re cutting a throat, you don’t do it like this unless you’re trying to make a point. And you don’t use a blade this precise unless you’re used to it.” Reynolds stood, dusting off his knees. “You’re saying this was professional?” “I’m saying it wasn’t random.” She turned the token over in her hand. “And I’m saying this place isn’t what it looks like.” A sound echoed through the station—a metallic scrape, like a shoe on rail. Both detectives froze. “That wasn’t the wind,” Reynolds muttered. Quinn’s hand went to her sidearm. The sound came again, closer this time. Then a whisper, a voice that wasn’t a voice, slithering through the dark. Reynolds’ breath hitched. “Did you hear that?” Quinn didn’t answer. She was too busy watching the compass in the dead man’s hand. The needle had stopped twitching. It was pointing directly at the shadows behind Reynolds. And then the torchlight caught it—a figure, standing just beyond the edge of the platform. Tall, cloaked, its face obscured by the dark. It didn’t move. Didn’t breathe. Just watched. Reynolds turned, his own torch shaking in his grip. “What the hell—?” The figure raised a hand. Not in greeting. In warning. Quinn’s fingers tightened around the token. “Don’t move.” Too late. Reynolds took a step back, his boot scuffing the grime. The figure’s head tilted, and the shadows around it seemed to deepen, as if the dark itself was alive. Then the torch died. In the sudden black, Quinn heard Reynolds curse, the scuffle of his feet as he stumbled. She didn’t take her eyes off the last place she’d seen the figure. Her other hand found her torch, flicked it back on. The platform was empty. Reynolds was on his knees, his torch rolling across the ground. “What was that?” Quinn didn’t answer. She was looking at the body again. The compass in its hand was still. The needle now pointed at the dead man’s chest. And the token in her hand was warm. Too warm. She turned it over. The symbol on its surface had changed. The crescent moon was now a full circle, the serpent coiled around it like a noose. Reynolds got to his feet, brushing off his coat. “Okay, I’m officially freaked out. What the hell is going on?” Quinn pocketed the token. “We’re not alone.” “No shit.” She crouched beside the body again, this time prying the compass from its stiff fingers. The moment she touched it, the needle spun wildly before settling on the far wall—the one with the glowing symbols. “This isn’t a crime scene,” she said. “It’s a threshold.” Reynolds stared at her. “You’re not making any sense.” She stood, the compass heavy in her palm. “Three years ago, Morris and I were on a case. A man killed in an alley, no blood, no witnesses. Just like this. And just like this, there were symbols. Morris thought it was a gang thing. I thought he was missing something.” Reynolds’ face paled. “You think this is connected?” “I think Morris was onto something. And I think he paid for it.” She turned the compass over. The sigils on its face pulsed faintly, like a heartbeat. “This isn’t just a murder. It’s an invitation.” Reynolds rubbed his temples. “An invitation to what?” Quinn looked at the far wall, at the symbols that weren’t there before. They were brighter now, as if feeding on the compass’s energy. Or hers. “To the other side,” she said. The torchlight flickered again. The shadows on the wall rippled, and for a second, Quinn saw it—the outline of a door, where before there had been only brick. The compass needle pointed straight at it. Reynolds followed her gaze. His voice was barely a whisper. “That wasn’t there before.” Quinn took a step toward it. The air grew thicker, charged, like the moment before a storm. The door—if that’s what it was—had no handle, no hinge. Just a dark rectangle in the wall, the edges shimmering like heat haze. “Quinn,” Reynolds said, his voice tight. “Don’t.” She didn’t listen. She reached out, her fingers brushing the surface. It was cold. Solid. Real. And then it swung open. Not inward. Not outward. But *sideways*, as if the laws of physics had taken a coffee break. Beyond it, a market stretched into the dark—stalls of twisted wood, lanterns casting eerie glows, figures moving in the shadows. The scent of spices and something metallic filled the air. The Veil Market. Quinn’s breath caught. She’d heard the rumours, of course. A black market for the supernatural, hidden beneath London, moving with the moon. But seeing it was another thing. Reynolds grabbed her arm. “Quinn, what the hell is that?” She pulled away, her pulse hammering. “A place we weren’t supposed to find.” The compass in her hand grew warmer, the needle now spinning wildly. The token in her pocket burned against her thigh. And then, from the market, a voice—smooth, amused. “Took you long enough, Detective.” Quinn’s grip tightened on the compass. She knew that voice. Or thought she did. It was the same one from the shadows. The same one that had been in her dreams since Morris died. She turned, her torchlight cutting through the dark. The figure from before stood just beyond the threshold, its cloak now pulled back to reveal a face that was both familiar and wrong. Sharp jaw, salt-and-pepper hair, eyes that had seen too much. Morris. But not Morris. Not anymore. “You’re dead,” she said. The figure smiled. “Not quite.”
created_at"2026-09-25T15:36:09.214Z" 9/25/2026, 3:36:09 PM
model"mistralai/mistral-medium-3.5-20260430"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency486
moderation_latency(null)
generation_time21563
tokens_prompt1112
tokens_completion2559
native_tokens_prompt1074
native_tokens_completion2296
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)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"stop"
service_tier"default"
usage0.018831
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer(null)
request_id"req-1790350569-BrQch6DhQxQR4q1BTp9b"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1790350569-Ov6IqkxF12heGQlsHBTO"
upstream_id"b13dd64851b645faa445cc8cd8c1a9da"
provider_responses
0
endpoint_id"38ef23a9-5cb3-46fa-85ec-7aed174f04eb"
id"b13dd64851b645faa445cc8cd8c1a9da"
is_byokfalse
latency485
model_permaslug"mistralai/mistral-medium-3.5-20260430"
provider_name"Mistral"
status200
total_cost0.018831
cache_discount(null)
upstream_inference_cost0
provider_name"Mistral"
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
totalTags17
adverbTagCount0
adverbTags(empty)
dialogueSentences60
tagDensity0.283
leniency0.567
rawRatio0
effectiveRatio0
96.95% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1637
totalAiIsmAdverbs1
found
0
adverb"slightly"
count1
highlights
0"slightly"
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)
57.24% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1637
totalAiIsms14
found
0
word"etched"
count2
1
word"scanning"
count1
2
word"glint"
count1
3
word"flickered"
count2
4
word"echoed"
count1
5
word"whisper"
count2
6
word"flicked"
count1
7
word"pulsed"
count1
8
word"charged"
count1
9
word"pulse"
count1
10
word"familiar"
count1
highlights
0"etched"
1"scanning"
2"glint"
3"flickered"
4"echoed"
5"whisper"
6"flicked"
7"pulsed"
8"charged"
9"pulse"
10"familiar"
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
narrationSentences159
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount1
narrationSentences159
filterMatches
0"watch"
hedgeMatches
0"seemed to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences203
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen43
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans1
markdownWords1
totalWords1625
ratio0.001
matches
0"sideways"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions16
unquotedAttributions0
matches(empty)
50.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions52
wordCount1234
uniqueNames10
maxNameDensity1.78
worstName"Reynolds"
maxWindowNameDensity3.5
worstWindowName"Reynolds"
discoveredNames
Tube1
Camden1
Harlow1
Quinn18
Tom1
Reynolds22
Morris4
London2
Veil1
Market1
persons
0"Camden"
1"Harlow"
2"Quinn"
3"Tom"
4"Reynolds"
5"Morris"
places
0"London"
globalScore0.609
windowScore0.5
93.18% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences88
glossingSentenceCount2
matches
0"as if reacting to the light"
1"as if feeding on the compass’s energy"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1625
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences203
matches
0"knew that voice"
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs82
mean19.82
std14.93
cv0.753
sampleLengths
052
139
255
359
414
535
66
733
89
911
1012
1143
125
134
1448
1510
169
1730
1821
194
2018
2125
2211
2336
2410
2517
2622
271
2835
2915
3042
3111
3223
3316
346
3526
367
3729
3830
3912
4010
418
4231
434
4439
454
4614
4726
4810
4927
98.64% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences159
matches
0"were scrawled"
1"was etched"
2"was—had"
74.80% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount4
totalVerbs213
matches
0"wasn’t pointing"
1"was pointing"
2"was pointing"
3"was looking"
2.11% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount12
semicolonCount0
flaggedSentences10
totalSentences203
ratio0.049
matches
0"The victim’s throat had been slit, but the blood—what little there was—had pooled in a pattern that made Quinn’s jaw tighten."
1"The walls were scrawled with graffiti, but beneath the layers of paint, older marks lingered—symbols, like the ones on the compass."
2"A symbol was etched into it—a crescent moon intertwined with a serpent."
3"A sound echoed through the station—a metallic scrape, like a shoe on rail."
4"And then the torchlight caught it—a figure, standing just beyond the edge of the platform."
5"The moment she touched it, the needle spun wildly before settling on the far wall—the one with the glowing symbols."
6"The shadows on the wall rippled, and for a second, Quinn saw it—the outline of a door, where before there had been only brick."
7"The door—if that’s what it was—had no handle, no hinge."
8"Beyond it, a market stretched into the dark—stalls of twisted wood, lanterns casting eerie glows, figures moving in the shadows."
9"And then, from the market, a voice—smooth, amused."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount681
adjectiveStacks0
stackExamples(empty)
adverbCount21
adverbRatio0.030837004405286344
lyAdverbCount4
lyAdverbRatio0.005873715124816446
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences203
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences203
mean8
std6.04
cv0.754
sampleLengths
012
115
218
37
414
521
62
72
812
914
1011
1118
1218
1314
144
1523
163
1711
185
192
2016
2112
226
236
2421
256
262
277
287
294
305
317
3214
3310
3410
351
368
375
382
392
403
4119
429
4312
445
457
463
472
487
493
43.60% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats13
diversityRatio0.2512315270935961
totalSentences203
uniqueOpeners51
100.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount5
totalSentences132
matches
0"Just a single item clutched"
1"Instead, she pulled a pair"
2"Then a whisper, a voice"
3"Then the torch died."
4"Just a dark rectangle in"
ratio0.038
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount35
totalSentences132
matches
0"His face was all sharp"
1"She stood, scanning the platform"
2"She nodded at the compass"
3"He stubbed out his cigarette."
4"She didn’t answer."
5"It was light, smooth, the"
6"She turned back to the"
7"It was pointing at the"
8"She held up the token"
9"It was fresh."
10"She stepped closer to the"
11"They were warm."
12"She swept her torch over"
13"She mimed the motion, her"
14"She turned the token over"
15"She was too busy watching"
16"It was pointing directly at"
17"It didn’t move."
18"She didn’t take her eyes"
19"Her other hand found her"
ratio0.265
43.33% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount110
totalSentences132
matches
0"The abandoned Tube station beneath"
1"Detective Harlow Quinn stepped over"
2"The beam of her torch"
3"A body lay sprawled near"
4"The victim’s throat had been"
5"The voice came from the"
6"A figure stepped forward, the"
7"DS Tom Reynolds, her temporary"
8"His face was all sharp"
9"Quinn crouched beside the body,"
10"The victim was male, mid-thirties,"
11"Reynolds exhaled smoke."
12"Quinn didn’t touch the compass."
13"The verdigris patina on its"
14"She stood, scanning the platform"
15"The walls were scrawled with"
16"She nodded at the compass"
17"He stubbed out his cigarette."
18"Quinn moved to the edge"
19"The rails gleamed, too clean"
ratio0.833
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences132
matches(empty)
ratio0
57.14% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences50
technicalSentenceCount6
matches
0"The victim was male, mid-thirties, dressed in a suit that had seen better days."
1"Just a single item clutched in his stiff fingers: a small brass compass, its face etched with sigils that made her skin prickle."
2"The verdigris patina on its casing caught the light, the needle twitching slightly, as if alive."
3"A draft slithered through the station, carrying the scent of wet earth and something older, something that didn’t belong in London’s underbelly."
4"The figure from before stood just beyond the threshold, its cloak now pulled back to reveal a face that was both familiar and wrong."
5"Sharp jaw, salt-and-pepper hair, eyes that had seen too much."
66.18% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags17
uselessAdditionCount2
matches
0"She mimed, her hand steady"
1"Reynolds said, his voice tight"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags8
fancyCount1
fancyTags
0"Reynolds muttered (mutter)"
dialogueSentences60
tagDensity0.133
leniency0.267
rawRatio0.125
effectiveRatio0.033
82.7724%