Run: 2026-10-07-01M4ATFRY3QPBXSS5B0KSZK3V5

Run Details

Duration:
4m 12s
Cost:
$0.031703
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 descended the iron staircase into the dark. The bone token in her palm cut a pale circle against the rusted railing, its surface carved with a femur and a keyhole. Below, the abandoned Camden station breathed. Damp brick and ozone filled her lungs, thick and metallic, tasting of old pennies and grave dirt. She checked the leather watch on her left wrist. 3:15 AM. The hands had not moved since she entered the tunnel mouth three miles back, yet she felt the weight of every minute pressing down. The Veil Market sprawled across the old platforms, a bazaar of shadows and secrets. Stalls lined the walls, draped in velvet the colour of dried blood and midnight. Cages rattled with unseen things, shadows shifting behind wire mesh. Bottles glowed with trapped starlight, casting blue shadows that danced across the tiled floor. Incense smoke curled from ceramic burners, sweet and cloying. Quinn moved with military precision, her boots silent on the wet concrete, her 5'9" frame cutting through the mist. Eighteen years of decorated service sat heavy on her shoulders, her salt-and-pepper hair cropped close to her skull, her brown eyes sharp beneath the fluorescent hum that buzzed overhead. "Quinn." She turned. DC Reeves emerged from behind a yellow forensic tent, latex gloves snapping as he peeled them off. He was younger, twenty-eight, with a jawline still soft from youth. He held a combat knife between two fingers, the blade caked with dark residue. "Territorial dispute." Reeves tossed the knife into an evidence bag with a metallic clink. "Two dealers, one blade. Standard Camden business. Pack it up and go home. You're not on this case, are you?" Quinn approached the body. A chalk outline on the ground held a man, mid-thirties, dark skin, dressed in a Harris tweed jacket that cost more than Reeves earned in a month. His eyes stared at the corrugated ceiling, brown and unblinking, pupils blown wide as saucers. The skin around his mouth had turned grey. "Stab wounds." Reeves pointed with his chin. "Three to the chest. Clean, precise. Professional work. No defensive wounds. He knew the killer. He owed money." Quinn crouched. Her sharp jaw tightened, the muscle jumping beneath her ear. Her fingers hovered over the man's carotid artery. No pulse. No warmth. She looked at the wounds. Three punctures, each one inch apart, the spacing exact, arranged in a perfect triangle over the heart. The flesh around them looked burned, charred black and blistered, yet the tweed jacket showed no scorch marks, no scorch smell. No blood pooled beneath the body. No blood stained the expensive wool. The concrete stayed dry as the dust on the tiles. "Check his pulse." Quinn crouched lower, her eyes fixed on the wrist. Reeves laughed, a short bark that echoed off the tiles. "He's dead, Detective. I checked ten minutes ago. No pulse, no breath. Rigor should be setting in by now. Feel his arm." "Rigor takes four hours to start." Quinn touched the man's wrist. Ice. Her fingers recoiled from the cold, biting and absolute. "He's been dead six hours. The core temperature says so. But his muscles are still loose. Flaccid. And there's no blood. Not a drop. Not in the wounds, not on the floor, not on my gloves when I touched him." "Clean kill." Reeves shrugged. He kicked a crate. It skidded across the wet floor. "Maybe the heart gave out after. Stress. Drugs. You know how these punters are. Overdose, then the dealers panic and stab him to make it look like murder." Quinn stood. Her boots clicked on the tile, sharp and loud in the silence. She scanned the walls. Fresh graffiti covered the white ceramic tiles, symbols twisted in thick black paint that absorbed the light. Spirals and angles that shifted when viewed from the corner of her eye, geometric patterns that hurt to focus on directly. Not gang tags. Too precise, too mathematical, too old in design. "These weren't here yesterday." Quinn's voice carried the flat tone of military command. "Street art." Reeves wiped his nose with the back of his hand. "This place is a magnet for every skint artist in London. Banksy wannabes. You want to dust for prints, fine. But it's just paint. Not evidence." Quinn walked to the body's right hand. The fingers curled inward, clutching something metal, the knuckles white. She pried them open with her pen. A small compass fell into her palm, light as a bird's bone. Brass, the casing green with verdigris, the face etched with protective sigils identical to the graffiti on the walls. The needle spun, frantic, a blur of silver, pointing not north but down, at the man's chest, at the triangle of burns. "Junk." Reeves stepped closer, his shadow falling across the body. "Souvenir from the stalls. Tourist trash. You picking up litter now, Quinn? You look like hell. Three years hunting shadows over Morris and it's consuming you." Quinn held the compass level. The needle quivered, hunting, searching, vibrating against her palm. She remembered the files. DS Morris, three years ago to the day. The sigils from the warehouse in Whitechapel. The same spirals, the same angles. The case that had no explanation, that the Met had buried under mountains of bureaucracy and whispered rumours. "This points to supernatural rifts." Quinn's thumb steadied the casing. "Shade craftsmanship. The Veil Market sells these to tourists who want to find the real London." "Rifts." Reeves snorted, kicking a crate. "You watching too many films? This is a murder scene, not a séance. You're unhinged over Morris, aren't you? The Commissioner thinks so. Everyone thinks so." Quinn checked her watch again. Still 3:15. The leather strap felt tight. She glanced at Reeves's phone, lying on a crate nearby. The screen glowed with the time. 4:47. She rotated the compass ninety degrees. The needle tracked the movement, spinning wild, always returning to the body, to the wounds, to the centre of the chest, never wavering, never pointing anywhere else. "The Veil Market moves every full moon." Quinn's voice stayed flat. "Tonight's the night before. The station is shifting. The barriers between here and there grow thin." She looked up at Reeves, her brown eyes hard. "This body isn't a victim. It's an anchor. Someone held him here while something opened beneath him. The wounds aren't knife cuts. They're sigil burns. Thermal imaging would show no heat, just cold. Absolute zero. The blood didn't spill because it was pulled down, into the rift, feeding the shift." Reeves's face paled. He looked at the body, then at the walls, then at the compass in Quinn's hand. His mouth opened. No sound came out. The fluorescent lights flickered. "Morris died in a place like this." Quinn slipped the compass into her pocket. The brass dug into her palm, cold and heavy, then warmed to her skin. "Underground. Supernatural. Unexplained. This is connected." Reeves stared at her, his mouth working, the fluorescent lights flickering overhead.
created_at"2026-10-07T09:18:06.796Z" 10/7/2026, 9:18:06 AM
model"mistralai/mistral-large-4-0-20261006"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency786
moderation_latency(null)
generation_time251598
tokens_prompt1112
tokens_completion15502
native_tokens_prompt1042
native_tokens_completion14830
native_tokens_completion_images(null)
native_tokens_reasoning13743
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"
usage0.03170326
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
http_referer(null)
request_id"req-1791364686-8x8rPomC59Bz5rXcNNf3"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1791364686-YwpxFYy0kmzbJmLbZs8X"
upstream_id"9a7340b31752410fbcf456530e1e4207"
provider_responses
0
endpoint_id"19b3b5d7-23f6-4b63-8109-64a6cc37d996"
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is_byokfalse
latency766
model_permaslug"mistralai/mistral-large-4-0-20261006"
provider_name"Mistral"
status200
total_cost0.03170326
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
totalTags19
adverbTagCount0
adverbTags(empty)
dialogueSentences27
tagDensity0.704
leniency1
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1164
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)
26.98% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1164
totalAiIsms17
found
0
word"grave"
count1
1
word"weight"
count1
2
word"velvet"
count1
3
word"standard"
count1
4
word"blown wide"
count1
5
word"pulse"
count3
6
word"warmth"
count1
7
word"perfect"
count1
8
word"echoed"
count1
9
word"silence"
count1
10
word"scanned"
count1
11
word"etched"
count1
12
word"quivered"
count1
13
word"wavering"
count1
14
word"flickered"
count1
highlights
0"grave"
1"weight"
2"velvet"
3"standard"
4"blown wide"
5"pulse"
6"warmth"
7"perfect"
8"echoed"
9"silence"
10"scanned"
11"etched"
12"quivered"
13"wavering"
14"flickered"
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
narrationSentences82
matches(empty)
55.75% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount5
hedgeCount0
narrationSentences82
filterMatches
0"watch"
1"know"
2"look"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences85
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen89
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1164
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions2
unquotedAttributions0
matches(empty)
71.18% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions54
wordCount1015
uniqueNames18
maxNameDensity1.58
worstName"Quinn"
maxWindowNameDensity2.5
worstWindowName"Quinn"
discoveredNames
Harlow1
Quinn16
Camden2
Veil2
Market2
Reeves12
Standard1
Harris1
Clean1
Stress1
Banksy1
Tourist1
Morris3
Whitechapel1
Met1
Commissioner1
Supernatural1
You6
persons
0"Harlow"
1"Quinn"
2"Market"
3"Reeves"
4"Harris"
5"Clean"
6"Banksy"
7"Morris"
8"Met"
9"Commissioner"
10"You"
places
0"Whitechapel"
globalScore0.712
windowScore0.833
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences47
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.859
wordCount1164
matches
0"not north but down, at the man's chest, at the triangle of burns"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences85
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs27
mean43.11
std29.05
cv0.674
sampleLengths
091
1109
21
344
434
554
625
789
83
99
1032
1161
1242
1367
144
159
1638
1777
1836
1957
2026
2132
2262
2386
2430
2534
2612
96.71% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences82
matches
0"unhinged"
1"was pulled"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs173
matches(empty)
100.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount0
semicolonCount0
flaggedSentences0
totalSentences85
ratio0
matches(empty)
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount455
adjectiveStacks0
stackExamples(empty)
adverbCount12
adverbRatio0.026373626373626374
lyAdverbCount0
lyAdverbRatio0
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences85
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences85
mean13.69
std17.59
cv1.285
sampleLengths
010
123
26
317
49
52
624
714
814
910
1014
119
1248
131
1444
1518
163
176
187
1954
2011
212
222
233
244
253
2689
273
289
2913
305
314
327
333
3426
355
366
371
384
393
4016
4120
421
431
446
4514
4667
474
489
4923
87.84% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats7
diversityRatio0.5764705882352941
totalSentences85
uniqueOpeners49
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences66
matches(empty)
ratio0
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount12
totalSentences66
matches
0"She checked the leather watch"
1"She turned. DC Reeves emerged"
2"You're not on this case,"
3"He knew the killer."
4"I checked ten minutes ago."
5"You know how these punters"
6"You want to dust for"
7"You picking up litter now,"
8"You look like hell."
9"You're unhinged over Morris, aren't"
10"It's an anchor."
11"They're sigil burns."
ratio0.182
66.06% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount52
totalSentences66
matches
0"Detective Harlow Quinn descended the"
1"The bone token in her"
2"She checked the leather watch"
3"The hands had not moved"
4"The Veil Market sprawled across"
5"Stalls lined the walls, draped"
6"Bottles glowed with trapped starlight,"
7"Incense smoke curled from ceramic"
8"Quinn moved with military precision,"
9"She turned. DC Reeves emerged"
10"Reeves tossed the knife into"
11"You're not on this case,"
12"Quinn approached the body. A"
13"Reeves pointed with his chin"
14"He knew the killer."
15"Quinn crouched. Her sharp jaw"
16"Quinn crouched lower, her eyes"
17"Reeves laughed, a short bark"
18"I checked ten minutes ago."
19"Rigor should be setting in"
ratio0.788
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences66
matches(empty)
ratio0
0.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences17
technicalSentenceCount5
matches
0"Bottles glowed with trapped starlight, casting blue shadows that danced across the tiled floor."
1"Quinn approached the body. A chalk outline on the ground held a man, mid-thirties, dark skin, dressed in a Harris tweed jacket that cost more than Reeves earned…"
2"Quinn stood. Her boots clicked on the tile, sharp and loud in the silence. She scanned the walls. Fresh graffiti covered the white ceramic tiles, symbols twiste…"
3"Quinn held the compass level. The needle quivered, hunting, searching, vibrating against her palm. She remembered the files. DS Morris, three years ago to the d…"
4"Quinn checked her watch again. Still 3:15. The leather strap felt tight. She glanced at Reeves's phone, lying on a crate nearby. The screen glowed with the time…"
69.44% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags18
uselessAdditionCount2
matches
0"Quinn moved, her boots silent on the wet concrete, her 5'9"
1"Reeves stepped, his shadow falling across the body"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags1
fancyCount1
fancyTags
0"Reeves laughed (laugh)"
dialogueSentences27
tagDensity0.037
leniency0.074
rawRatio1
effectiveRatio0.074
82.4654%