Run: 2026-10-07-01M4ATN1CEHG3MAEA55B9B4A5G

Run Details

Duration:
3m 17s
Cost:
$0.021487
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 iron stairs groaned beneath Quinn's boots. She descended into the dark, her leather watch catching the sickly yellow light from the single bulb overhead. Salt-and-pepper hair, cropped close to her skull, bristled against the damp air of the abandoned Tube station beneath Camden. Eighteen years on the Metropolitan Police had taught her to read a room before she entered it. This one smelled of ozone, myrrh, and wet stone. A constable blocked the arched entrance. He held a torch that trembled in his grip. "Detective Quinn." He stepped aside. "It's bad down here. Real bad." Quinn flashed her warrant card. "How many witnesses?" "Two vendors. Both refusing to talk without a solicitor. And one civilian consultant already inside." "Consultant?" "Red hair. Glasses. Looks like she's been crying." Quinn's jaw tightened. She knew who that was. She pushed through the archway into the Veil Market. The platform stretched before her, a cathedral of white ceramic tiles and rusted iron girders. Stalls lined the former tracks, draped in velvet and hessian, displaying glass jars of luminescent liquid, bones carved into jewelry, and tomes bound in skin that might have been human. The air hung thick, electric, charged with the hum of forbidden commerce. A full moon must be rising above Camden, for the Market only surfaced when the lunar cycle turned, shifting its location with each phase. Eva Kowalski knelt beside a pillar, her curly red hair tumbling forward like a curtain, her round glasses slipping down her freckled nose. She clutched her worn leather satchel, the one bulging with books, against her chest. She looked up as Quinn approached, tucking a stray curl behind her left ear. "Harlow. I called you because this doesn't match any profile in the restricted archives." "What are we looking at?" "A dead man. And a very confused compass." Quinn dropped into a crouch, military precision keeping her spine straight, one knee touching the gritty floor. She didn't touch the body. Silas Crane lay slumped against the tiled pillar, his face purple and swollen, eyes bulging toward the ceiling. A leather ledger clutched in his rigid fingers. On his chest, balanced like an offering, sat the Veil Compass. Brass. Verdigris patina crusting the edges. The face etched with protective sigils, intricate and deep. The needle pointed straight up, jammed against the glass. Eva adjusted her glasses, her fingers trembling. "I arrived ten minutes ago. The needle was spinning when I found him. Faster than any magnetic field could manage. It was hunting for a rift. Maybe he opened one by accident. Maybe something came through and killed him." Quinn stared at the wall behind the body. The white tiles were spattered with blood. Not drops. A spray. Arterial. Reaching six feet up the pillar, a height that suggested a standing man's throat had opened while he remained upright. She looked at the floor. The blood pooled in a perfect oval beneath Crane's shoulders, dark and wet, reflecting the overhead bulbs. "Look at his shoes." Quinn pointed a boot toe at the brogues. Eva blinked. "What?" "His shoes." Black leather. Expensive. Pristine. Not a speck of the coal dust that coated the platform, not a single drop of the blood that soaked the tiles around him. Quinn stood. She circled the body, her boots silent on the stone. The spatter pattern on the wall indicated Crane had been upright when he died. But the blood pool was centered directly beneath where he now slumped. If he had fallen after being killed, the blood would have trailed. If he had been killed in that spot, his shoes would be soaked. She crouched again, closer this time. She examined the compass. The verdigris, that greenish corrosion, had transferred to Crane's right thumb and forefinger. Distinct smudges on his skin. But his hands were curled around the ledger, not the compass. The brass instrument rested on his sternum, untouched by his grip, balanced there with impossible delicacy. Quinn's finger traced the verdigris. "He held this. But he didn't die holding it. Someone placed it on his chest after the fact." Eva knelt beside her, the satchel bumping against Quinn's shoulder. "The ledger. He was a dealer in information. Debts. Secrets." Quinn opened the book. Names. Amounts. Sketches of doors and sigils. She turned a page. A receipt for a bone token, dated last week. "He sold entry tokens," Quinn said. "Or he brokered them." She reached into Crane's coat pocket. Her fingers found a bone token, smooth and white, polished by handling. She withdrew it and held it in her palm. It was warm. Quinn dropped it back into the pocket and stood. Her eyes tracked the scuff marks on the floor, faint but visible in the dust, leading from the body toward the nearest stall, now dark and empty. "The body's cold," Quinn said. She touched Crane's wrist. Rigor had set the jaw. "Dead six hours at least. His watch stopped at 11:47. The Market opened at midnight. He should have been stiff and the blood should be clotted. But this blood is fresh. Liquid." Eva's shoulders tensed. "Supernatural preservation?" "Or staging." Quinn pointed at the token. "This is body temperature. Someone put it in his pocket after the body cooled. They killed him elsewhere. Brought him here. Placed the compass on his chest. Left a warm token to make us think he let them in." Eva stood, her knees popping. "But why the compass? Why the blood spatter at standing height?" "Because they wanted us to think it was a ritual. A rift opening. A supernatural death." Quinn picked up the compass, turning it over. The needle was jammed. Not pointing to any rift, but straight up, useless. "This is a human murder, Eva. Professional. They knew the Met would dismiss a death in a black market as gang-related or drug-induced. They counted on us not looking closely." Eva tucked her hair behind her ear again, the nervous habit pulling the curls tight against her scalp. "Who?" Quinn looked at the empty stalls, the shadows between them, the darkness where the tracks disappeared into blackness. She checked her leather watch. 3:22 AM. "Someone who knows I'm investigating the clique. Someone who wants me to think this is magic, not murder." She slipped the compass into an evidence bag, her fingers brushing the sigils. "Seal this station. Now. We check every vendor, every token, every pocket. And we find out who else walked through that door tonight." Eva nodded, already moving toward the entrance, her satchel bouncing against her hip. Quinn remained beside the body, her shadow stretching long across the tiles. She looked at the compass one last time, then at the blood, then at the empty stall where the drag marks led. The evidence didn't add up. Not for a supernatural killing. Only for a human lie.
created_at"2026-10-07T09:20:59.286Z" 10/7/2026, 9:20:59 AM
model"mistralai/mistral-large-4-0-20261006"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency2498
moderation_latency(null)
generation_time197146
tokens_prompt1112
tokens_completion10722
native_tokens_prompt1042
native_tokens_completion9942
native_tokens_completion_images(null)
native_tokens_reasoning8998
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"
usage0.02148734
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer(null)
request_id"req-1791364859-qeFSv290FY061YcoOaAP"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1791364859-uQhscIlJuRthXaVIrjVl"
upstream_id"442c3971152f4ec0883fd607ed3846af"
provider_responses
0
endpoint_id"19b3b5d7-23f6-4b63-8109-64a6cc37d996"
id"442c3971152f4ec0883fd607ed3846af"
is_byokfalse
latency998
model_permaslug"mistralai/mistral-large-4-0-20261006"
provider_name"Mistral"
status200
total_cost0.02148734
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
totalTags7
adverbTagCount1
adverbTags
0"He stepped aside [aside]"
dialogueSentences28
tagDensity0.25
leniency0.5
rawRatio0.143
effectiveRatio0.071
95.62% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1141
totalAiIsmAdverbs1
found
0
adverb"very"
count1
highlights
0"very"
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)
56.18% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1141
totalAiIsms10
found
0
word"trembled"
count1
1
word"velvet"
count1
2
word"electric"
count1
3
word"charged"
count1
4
word"etched"
count1
5
word"intricate"
count1
6
word"magnetic"
count1
7
word"perfect"
count1
8
word"pristine"
count1
9
word"traced"
count1
highlights
0"trembled"
1"velvet"
2"electric"
3"charged"
4"etched"
5"intricate"
6"magnetic"
7"perfect"
8"pristine"
9"traced"
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
narrationSentences90
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount2
hedgeCount0
narrationSentences90
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences111
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen39
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1141
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
wordCount820
uniqueNames11
maxNameDensity2.2
worstName"Quinn"
maxWindowNameDensity4.5
worstWindowName"Quinn"
discoveredNames
Quinn18
Tube1
Camden2
Metropolitan1
Police1
Veil2
Market2
Kowalski1
Crane6
Compass1
Eva8
persons
0"Quinn"
1"Police"
2"Market"
3"Kowalski"
4"Crane"
5"Eva"
places
0"Veil"
globalScore0.402
windowScore0.167
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences52
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.876
wordCount1141
matches
0"Not pointing to any rift, but straight up, useless"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences111
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs42
mean27.17
std21.55
cv0.793
sampleLengths
070
115
211
38
415
51
68
78
89
981
1051
1114
125
138
1459
1524
1646
1740
1822
1912
203
212
2228
2363
2455
2523
2620
2724
2810
2927
303
3136
3246
335
3446
3516
3667
3719
3825
3954
4013
4149
81.87% Passive voice overuse
Target: ≤2% passive sentences
passiveCount6
totalSentences90
matches
0"were spattered"
1"was centered"
2"being killed"
3"been killed"
4"were curled"
5"was jammed"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs138
matches(empty)
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences111
ratio0
matches(empty)
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount822
adjectiveStacks0
stackExamples(empty)
adverbCount12
adverbRatio0.014598540145985401
lyAdverbCount5
lyAdverbRatio0.006082725060827251
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences111
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences111
mean10.28
std8.4
cv0.817
sampleLengths
07
118
219
317
49
56
69
75
86
95
103
1115
121
138
143
155
169
1715
1830
1912
2024
2123
2214
2314
2414
255
268
2717
285
2918
308
3111
321
335
349
359
367
3739
388
397
402
412
421
4320
445
4517
4612
472
481
492
67.57% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats5
diversityRatio0.43243243243243246
totalSentences111
uniqueOpeners48
43.86% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount1
totalSentences76
matches
0"Only for a human lie."
ratio0.013
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount22
totalSentences76
matches
0"She descended into the dark,"
1"He held a torch that"
2"He stepped aside"
3"She knew who that was."
4"She pushed through the archway"
5"She clutched her worn leather"
6"She looked up as Quinn"
7"She didn't touch the body."
8"She looked at the floor."
9"She circled the body, her"
10"She crouched again, closer this"
11"She examined the compass."
12"She turned a page."
13"She reached into Crane's coat"
14"Her fingers found a bone"
15"She withdrew it and held"
16"It was warm."
17"Her eyes tracked the scuff"
18"She touched Crane's wrist."
19"She checked her leather watch."
ratio0.289
45.53% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount63
totalSentences76
matches
0"The iron stairs groaned beneath"
1"She descended into the dark,"
2"Salt-and-pepper hair, cropped close to"
3"This one smelled of ozone,"
4"A constable blocked the arched"
5"He held a torch that"
6"He stepped aside"
7"Quinn flashed her warrant card."
8"Quinn's jaw tightened."
9"She knew who that was."
10"She pushed through the archway"
11"The platform stretched before her,"
12"Stalls lined the former tracks,"
13"The air hung thick, electric,"
14"A full moon must be"
15"Eva Kowalski knelt beside a"
16"She clutched her worn leather"
17"She looked up as Quinn"
18"Quinn dropped into a crouch,"
19"She didn't touch the body."
ratio0.829
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount2
totalSentences76
matches
0"If he had fallen after"
1"If he had been killed"
ratio0.026
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences32
technicalSentenceCount1
matches
0"Stalls lined the former tracks, draped in velvet and hessian, displaying glass jars of luminescent liquid, bones carved into jewelry, and tomes bound in skin th…"
53.57% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags7
uselessAdditionCount1
matches
0"She slipped, her fingers brushing the sigils"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags2
fancyCount0
fancyTags(empty)
dialogueSentences28
tagDensity0.071
leniency0.143
rawRatio0
effectiveRatio0
88.6953%