Run: 2026-03-18-01KM0AR1WTPX4W8EBRNYTKN9JA

Run Details

Duration:
14.7s
Cost:
$0.000944
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
Detective Harlow Quinn stepped into the abandoned Tube station, her boots crunching over broken glass and crumbling tiles. A single flickering bulb cast long shadows across the crumbling platform, where a body lay sprawled face-down beneath a rusted advertisement for Piccadilly Line services. The air smelled of damp concrete, mildew, and something metallic underneath—a scent she knew too well. She knelt, fingers brushing the victim's coat sleeve. A watch dangled loosely from his wrist, its face shattered. But something didn’t match. Quinn exhaled sharply through her nose. "This isn't right." Eva Kowalski appeared from behind a sagging pillar, her round glasses reflecting the dim light as she adjusted them with a gloved hand. "You always say that when you're wrong." Heels clicked as Quinn rose. "No. I say it when something is demonstrably off." She gestured toward the body. "This man—" "Ricky Voss. Mid-30s. Local courier. Missing since last night." "—was killed roughly three blocks east of here, near the old arcade off Pentonville Road." Quinn said, her voice low and measured. "No signs of struggle. No defensive wounds. No blood trail. Just a body deposited neatly, like a package." Eva frowned. "Forensic report says rigor’s just setting in, consistent with time of death between 2:00 and 4:00 AM. Tox screen’s clean. No drugs, no alcohol." Quinn’s sharp jaw tightened. "No defensive wounds. But look at the angle of the wrist." She lifted the victim’s arm slightly. The watch lies between the victim’s legs but his arm is extended outward, as if placed. "Rigor mortis hasn't even set in the fingers yet. They're relaxed. But his arm is positioned like he was raised by someone strong—someone who didn’t care about the natural decay of muscle." Eva looked again. The fingers of his right hand trembled slightly—postmortem twitch. Quinn pressed two gloved fingers to the man's wrist, but not to check a pulse. She lifted it higher. "See how the coat sleeve rides up? Fabric creased inward here. Like something pulled him upward from under the arm. Not dragged.” Eva exhaled. "Gravity doesn’t care about posture." "A corpse doesn’t arrange itself into a neat sitting position unless placed. And look." Quinn pointed to the neck. Two faint, pinprick wounds, almost invisible under the stubble and dirt. "Puncture marks. No bruising. No tearing. Clean. Clinical." "The coroner said exsanguination. Massive blood loss." Quinn stood, brushing dust from her knees. "Yes. But not from bleeding out here. This blood didn’t come from this location. There’s no pooling. No saturation of the fabric beneath him." Eva pulled a small leather satchel from her shoulder, unzipping it with purpose. She withdrew a pair of tweezers and a Ziploc, kneeling to collect something from the floor beside the body—a single silver button, tarnished but unmistakably metallic. She held it up between her fingers. "A button?" Quinn asked, voice flat. "Not just any button." Eva’s voice sharpened. "It’s engraved. With a symbol. Two crescents back-to-back, like a gate." Quinn’s watch gleamed as she glanced at it. "That’s a sigil from the Veil Market." Eva nodded. "People don’t just carry Veil tokens unless they’ve been there." Quinn’s fingers curled into a fist. "Ricky Voss wasn’t a tourist. He was a courier. Exactly the kind of person who’d run messages between the living and... whatever exists beyond." Eva frowned. "You think he was taken *there*?" "Not taken. *Sent*." Quinn crouched again, eyes tracing the platform’s edge, where the tiles ended abruptly, replaced by jagged, unnatural gaps in the floor—gaps that revealed not earth, but darkness that didn't belong to this world. She reached into her coat and withdrew the Veil Compass. The brass casing was tarnished with verdigris, the needle spinning wildly before settling. "It’s not pointing north," Eva said quietly. "No. It’s pulling toward the rift." Quinn tapped the face of the compass. "There’s a supernatural breach less than thirty feet from here. Directly beneath us." Eva’s freckled face paled. "That shouldn’t be possible. Veil Markets only appear above ground during the full moon—and even then, only for one hour." Quinn stood, compass still trembling in her palm. "Then someone moved the market." Eva’s fingers tucked sharply behind her left ear. "The schedule is rigid. A full moon anomaly that extreme—it’s like forcing a door open that isn’t supposed to budge." Quinn’s gaze darkened. "Or someone cut the lock." A distant echo rippled through the tunnel—footsteps. Not on stone. On metal. Eva’s head snapped up. "Quinn..." She held up a hand. The footsteps grew louder, rhythmic, boot-like—marching from the direction of the escalator shaft. Then silence. A figure emerged from the shadows. Tall. Wearing a long trench coat that billowed despite the still air. The face was obscured by a brimmed hat, but the silhouette spoke of military bearing. Eva stiffened. Quinn didn’t move. "You're early." The figure raised a gloved hand and lifted the hat slightly. Detective Morris. Eva’s breath hitched. Quinn’s jaw clenched. Morris’ familiar face appeared—pale, youthful, exactly as she remembered him from three years ago, the night he vanished during a raid on a suspected magic den in Soho. "You're not supposed to be here," Quinn said, voice razor-thin. Morris smiled. "Neither are you. Not alive, anyway." Behind them, the rift pulsed. The walls groaned. The ground trembled. Eva whispered, "Quinn..."
created_at"2026-03-18T11:19:27.4Z" 3/18/2026, 11:19:27 AM
model"mistralai/mistral-small-2603" 1/1/2603, 12:00:00 AM
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency429
moderation_latency(null)
generation_time14609
tokens_prompt1149
tokens_completion1480
native_tokens_prompt1074
native_tokens_completion1304
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)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"stop"
usage0.0009435
router(null)
provider_responses
0
endpoint_id"f5ed6283-4e17-457d-98cd-2ec0c318171d"
id"f3291505c4e34574b36713976469ea98"
is_byokfalse
latency429
model_permaslug"mistralai/mistral-small-2603" 1/1/2603, 12:00:00 AM
provider_name"Mistral"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1773832767-1hbWN37NLB4OSPKy28ho"
upstream_id"f3291505c4e34574b36713976469ea98"
total_cost0.0009435
cache_discount(null)
upstream_inference_cost0
provider_name"Mistral"

Evaluation details

Result Evaluator Details Meta Data
88.89% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags10
adverbTagCount2
adverbTags
0"Quinn crouched again [again]"
1"Eva said quietly [quietly]"
dialogueSentences36
tagDensity0.278
leniency0.556
rawRatio0.2
effectiveRatio0.111
66.18% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount887
totalAiIsmAdverbs6
found
0
adverb"loosely"
count1
1
adverb"sharply"
count2
2
adverb"slightly"
count3
highlights
0"loosely"
1"sharply"
2"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)
21.08% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount887
totalAiIsms14
found
0
word"shattered"
count1
1
word"measured"
count1
2
word"trembled"
count2
3
word"pulse"
count1
4
word"tracing"
count1
5
word"echo"
count1
6
word"footsteps"
count2
7
word"rhythmic"
count1
8
word"silence"
count1
9
word"jaw clenched"
count1
10
word"familiar"
count1
11
word"pulsed"
count1
highlights
0"shattered"
1"measured"
2"trembled"
3"pulse"
4"tracing"
5"echo"
6"footsteps"
7"rhythmic"
8"silence"
9"jaw clenched"
10"familiar"
11"pulsed"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches1
maxInWindow1
found
0
label"jaw/fists clenched"
count1
highlights
0"jaw clenched"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences64
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences64
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences90
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen37
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans2
markdownWords2
totalWords877
ratio0.002
matches
0"there"
1"Sent"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions12
unquotedAttributions0
matches(empty)
0.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions44
wordCount490
uniqueNames13
maxNameDensity3.47
worstName"Quinn"
maxWindowNameDensity4.5
worstWindowName"Quinn"
discoveredNames
Harlow1
Quinn17
Tube1
Piccadilly1
Line1
Kowalski1
Pentonville1
Eva15
Two1
Ziploc1
Veil1
Compass1
Morris2
persons
0"Harlow"
1"Quinn"
2"Line"
3"Kowalski"
4"Pentonville"
5"Eva"
6"Two"
7"Ziploc"
8"Morris"
places(empty)
globalScore0
windowScore0.167
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences31
glossingSentenceCount0
matches(empty)
85.97% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords1.14
wordCount877
matches
0"not earth, but darkness"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences90
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs44
mean19.93
std15.31
cv0.768
sampleLengths
059
122
29
330
421
59
640
726
869
912
1041
117
1238
137
1431
1546
166
1718
1815
1912
2030
218
2236
2323
247
2526
2624
2713
2828
298
3016
311
3220
3333
342
355
3611
372
386
3928
4010
418
4211
433
94.30% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences64
matches
0"was killed"
1"was obscured"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs96
matches(empty)
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount7
semicolonCount0
flaggedSentences7
totalSentences90
ratio0.078
matches
0"The air smelled of damp concrete, mildew, and something metallic underneath—a scent she knew too well."
1"\"—was killed roughly three blocks east of here, near the old arcade off Pentonville Road.\" Quinn said, her voice low and measured."
2"The fingers of his right hand trembled slightly—postmortem twitch."
3"She withdrew a pair of tweezers and a Ziploc, kneeling to collect something from the floor beside the body—a single silver button, tarnished but unmistakably metallic."
4"\"Not taken. *Sent*.\" Quinn crouched again, eyes tracing the platform’s edge, where the tiles ended abruptly, replaced by jagged, unnatural gaps in the floor—gaps that revealed not earth, but darkness that didn't belong to this world."
5"A distant echo rippled through the tunnel—footsteps."
6"The footsteps grew louder, rhythmic, boot-like—marching from the direction of the escalator shaft."
85.72% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount405
adjectiveStacks0
stackExamples(empty)
adverbCount21
adverbRatio0.05185185185185185
lyAdverbCount10
lyAdverbRatio0.024691358024691357
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences90
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences90
mean9.74
std7.84
cv0.804
sampleLengths
018
125
216
38
410
54
66
73
823
97
105
1114
122
139
1422
1518
162
1724
184
1917
2016
2132
223
239
2415
254
2622
272
285
2919
3011
318
327
337
3424
3513
3626
377
386
397
4011
418
427
432
4410
456
4624
472
486
4936
58.89% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats2
diversityRatio0.36666666666666664
totalSentences90
uniqueOpeners33
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences53
matches(empty)
ratio0
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount8
totalSentences53
matches
0"She knelt, fingers brushing the"
1"She gestured toward the body"
2"She lifted the victim’s arm"
3"She lifted it higher."
4"She withdrew a pair of"
5"She held it up between"
6"She reached into her coat"
7"She held up a hand."
ratio0.151
7.17% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount48
totalSentences53
matches
0"Detective Harlow Quinn stepped into"
1"A single flickering bulb cast"
2"The air smelled of damp"
3"She knelt, fingers brushing the"
4"A watch dangled loosely from"
5"Quinn exhaled sharply through her"
6"Eva Kowalski appeared from behind"
7"Heels clicked as Quinn rose."
8"She gestured toward the body"
9"\"—was killed roughly three blocks"
10"Quinn’s sharp jaw tightened."
11"She lifted the victim’s arm"
12"The watch lies between the"
13"Eva looked again."
14"The fingers of his right"
15"Quinn pressed two gloved fingers"
16"She lifted it higher."
17"Quinn pointed to the neck"
18"Quinn stood, brushing dust from"
19"Eva pulled a small leather"
ratio0.906
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences53
matches(empty)
ratio0
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences17
technicalSentenceCount1
matches
0"Detective Harlow Quinn stepped into the abandoned Tube station, her boots crunching over broken glass and crumbling tiles."
25.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags10
uselessAdditionCount2
matches
0"Quinn asked, voice flat"
1"Quinn said, voice razor-thin"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags4
fancyCount1
fancyTags
0"Eva whispered (whisper)"
dialogueSentences36
tagDensity0.111
leniency0.222
rawRatio0.25
effectiveRatio0.056
74.4400%