Run: 2026-10-07-01M4AT5PPHW15RMMW3KKNEJ7JN

Run Details

Duration:
13.1s
Cost:
$0.012134
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 rust. Detective Harlow Quinn stepped over a rotted timber beam, her boots crunching on decades of accumulated grime. The air hung thick, the kind that stuck to the back of the throat. She adjusted the worn leather watch on her left wrist, the only sound in the tunnel the faint drip of water from a fractured pipe above. Ahead, the flicker of torchlight cut through the gloom. DS Tomkins stood by a cordon of police tape, his broad frame blocking most of the light. He turned as she approached, his face half-lit, half-shadowed. "Took you long enough, Quinn. Thought you’d got lost in the archives again." She didn’t rise to it. "Traffic from the Yard was a nightmare. What’ve we got?" Tomkins jerked his chin towards the far wall. "Body. Male, early thirties. No ID yet. Throat’s been slit ear to ear, but here’s the kicker—no blood." Harlow’s sharp jaw tightened. She stepped past him, the beam of her own torch slicing through the dark. The body lay sprawled against the wall, limbs splayed as if he’d been dropped mid-stride. His clothes were pristine, no tears, no signs of struggle. Just that gaping, dark line across his neck. She crouched, the torchlight catching the glint of something metallic near his outstretched hand. A small brass compass, its casing patined with verdigris. The face was etched with symbols she didn’t recognise—twisting, angular things that made her eyes ache if she stared too long. "Bag that," she said, nodding towards it. Tomkins frowned. "You think that’s relevant?" "Everything’s relevant until it isn’t." She stood, sweeping the torch along the walls. The station’s original tiles were still visible beneath layers of graffiti, but something else caught her eye. A symbol, freshly carved into the plaster. Same angular script as the compass. She moved closer, running her fingers over the grooves. The plaster was dry. No dust in the cuts. Recent. "Tomkins, you see this?" He shuffled over, shining his light where she pointed. "Just more graffiti. Kids, probably." "It’s not graffiti." She traced the lines again. "This is deliberate. And look—" She crouched, brushing her fingers along the floor. "No footprints leading to or from the body. Just his." Tomkins scoffed. "So? Maybe he was dumped here after the fact." "Then where’s the blood from the wound? A slit throat doesn’t just *stop* bleeding." She stood, scanning the tunnel. The walls were bare, the floor undisturbed except for the body and the compass. "And where’s the murder weapon?" Tomkins shifted, uncomfortable. "Maybe the killer took it with them." "Maybe." She didn’t sound convinced. "Or maybe this wasn’t the primary scene." A sound echoed from deeper in the tunnel—a scuffle, a whisper. Harlow’s hand went to her sidearm. "You hear that?" Tomkins’ torch wavered. "Hear what?" She didn’t answer. The sound came again, a faint rustle, like fabric against stone. Then silence. Harlow moved forward, her torch cutting through the dark. The tunnel split ahead, one path leading deeper into the black, the other curving upwards towards what might have once been an exit. She took the left fork, her boots silent on the damp stone. The beam of her torch caught something glinting on the ground. A small, smooth token. Bone, maybe. She picked it up, turning it over in her fingers. It was warm. "Quinn?" Tomkins’ voice was tight. "You’re not supposed to go wandering off." She ignored him, pocketing the token. The tunnel opened into a wider chamber, the ceiling lost in shadow. The air here was different—thicker, charged. Her skin prickled. Then she saw it. A market. Stalls lined the edges of the chamber, draped in dark fabrics, their wares glinting under the dim light of flickering lanterns. Figures moved between them, their faces obscured by hoods or masks. The scent of spices and something metallic hung heavy in the air. Harlow’s breath hitched. This wasn’t possible. A figure detached itself from the shadows—a woman, her curly red hair catching the light. She wore round glasses, and a worn leather satchel hung from her shoulder. Eva Kowalski. "Detective Quinn," Eva said, her voice low. "I was wondering when you’d show up." Harlow’s grip tightened on her torch. "You know this place?" Eva’s green eyes flicked towards the market. "The Veil Market. It’s not for your kind." "My kind?" Harlow’s voice was sharp. "Humans." Eva tucked a strand of hair behind her left ear, a nervous habit Harlow had seen before. "This is a supernatural black market. It moves every full moon." Harlow’s gaze snapped back to the body. "And him?" Eva sighed. "He wasn’t supposed to be here. The Market has rules. Humans aren’t allowed unless they’re invited—or unless they’re buying something they shouldn’t." Harlow pulled the compass from her pocket. "And this?" Eva’s eyes widened. "A Veil Compass. Points to the nearest supernatural rift. Expensive. Dangerous in the wrong hands." Harlow turned it over. The needle spun wildly, then settled, pointing towards the market. "So he was looking for this place." "Or he already knew about it." Eva’s voice was grim. "Either way, he broke the rules. The Market doesn’t take kindly to trespassers." Harlow’s mind raced. No blood. No footprints. A body that shouldn’t be here. "You’re saying this wasn’t a murder." Eva hesitated. "Not in the way you’re thinking." Tomkins’ voice echoed from the tunnel behind them. "Quinn? You see something?" Harlow didn’t turn. "Stay there, Tomkins." Eva’s gaze was steady. "The Market polices itself. If he was killed here, it was by something not human." Harlow looked back at the body, then at the compass in her hand. The needle still pointed towards the market, steady as a heartbeat. She pocketed the compass. "Then we’re going to need more than forensics to solve this one."
created_at"2026-10-07T09:12:36.827Z" 10/7/2026, 9:12:36 AM
model"mistralai/mistral-medium-3.5-20260430"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency299
moderation_latency(null)
generation_time13016
tokens_prompt1112
tokens_completion1531
native_tokens_prompt1074
native_tokens_completion1403
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"
usage0.0121335
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.21.0; linux; x64))"
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request_id"req-1791364356-i6xKmyxvQggy9VOZoP8L"
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api_type"completions"
id"gen-1791364356-7pPQME7Oa5RDCsBzFcTz"
upstream_id"a2339de51fec4d18bf99a237d6c988c9"
provider_responses
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endpoint_id"d21d316f-d540-4718-b36e-3beff85d0cf9"
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is_byokfalse
latency299
model_permaslug"mistralai/mistral-medium-3.5-20260430"
provider_name"Mistral"
status200
total_cost0.0121335
cache_discount(null)
upstream_inference_cost0
provider_name"Mistral"
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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
totalTags8
adverbTagCount0
adverbTags(empty)
dialogueSentences41
tagDensity0.195
leniency0.39
rawRatio0
effectiveRatio0
100.00% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount975
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)
7.69% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount975
totalAiIsms18
found
0
word"fractured"
count1
1
word"flicker"
count1
2
word"gloom"
count1
3
word"pristine"
count1
4
word"glint"
count1
5
word"etched"
count1
6
word"traced"
count1
7
word"scanning"
count1
8
word"echoed"
count2
9
word"whisper"
count1
10
word"wavered"
count1
11
word"silence"
count1
12
word"glinting"
count2
13
word"charged"
count1
14
word"flicked"
count1
15
word"raced"
count1
highlights
0"fractured"
1"flicker"
2"gloom"
3"pristine"
4"glint"
5"etched"
6"traced"
7"scanning"
8"echoed"
9"whisper"
10"wavered"
11"silence"
12"glinting"
13"charged"
14"flicked"
15"raced"
66.67% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches2
maxInWindow2
found
0
label"eyes widened/narrowed"
count1
1
label"hung in the air"
count1
highlights
0"eyes widened"
1"hung heavy in the air"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences84
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences84
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences117
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen26
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans1
markdownWords1
totalWords969
ratio0.001
matches
0"stop"
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions5
unquotedAttributions0
matches(empty)
0.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions32
wordCount671
uniqueNames7
maxNameDensity2.09
worstName"Harlow"
maxWindowNameDensity5
worstWindowName"Harlow"
discoveredNames
Tube1
Camden1
Harlow14
Quinn1
Tomkins5
Kowalski1
Eva9
persons
0"Camden"
1"Harlow"
2"Quinn"
3"Tomkins"
4"Kowalski"
5"Eva"
places(empty)
globalScore0.457
windowScore0
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences48
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount969
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences117
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs47
mean20.62
std14.05
cv0.682
sampleLengths
068
135
213
315
426
551
644
77
86
943
1019
114
1214
1331
1411
1538
1610
1712
1820
195
2016
2144
2230
2312
2427
256
2644
276
2830
2914
3010
3115
326
3329
349
3524
369
3718
3821
3923
4019
418
4212
436
4419
4524
4616
96.91% Passive voice overuse
Target: ≤2% passive sentences
passiveCount2
totalSentences84
matches
0"been dropped"
1"was etched"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs113
matches(empty)
45.18% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount4
semicolonCount0
flaggedSentences4
totalSentences117
ratio0.034
matches
0"The face was etched with symbols she didn’t recognise—twisting, angular things that made her eyes ache if she stared too long."
1"A sound echoed from deeper in the tunnel—a scuffle, a whisper."
2"The air here was different—thicker, charged."
3"A figure detached itself from the shadows—a woman, her curly red hair catching the light."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount462
adjectiveStacks0
stackExamples(empty)
adverbCount8
adverbRatio0.017316017316017316
lyAdverbCount3
lyAdverbRatio0.006493506493506494
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences117
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences117
mean8.28
std5.37
cv0.649
sampleLengths
011
117
214
326
49
517
69
713
85
910
108
1118
124
1314
1415
1510
168
1714
189
1921
207
212
224
2313
2417
257
266
279
284
295
301
314
329
335
348
3513
3610
372
389
3919
4014
415
423
437
445
457
4611
476
483
493
54.42% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats3
diversityRatio0.3418803418803419
totalSentences117
uniqueOpeners40
91.32% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount2
totalSentences73
matches
0"Just that gaping, dark line"
1"Then she saw it."
ratio0.027
99.45% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount22
totalSentences73
matches
0"She adjusted the worn leather"
1"He turned as she approached,"
2"She didn’t rise to it."
3"She stepped past him, the"
4"His clothes were pristine, no"
5"She crouched, the torchlight catching"
6"she said, nodding towards it"
7"She stood, sweeping the torch"
8"She moved closer, running her"
9"He shuffled over, shining his"
10"She traced the lines again"
11"She crouched, brushing her fingers"
12"She stood, scanning the tunnel"
13"She didn’t sound convinced"
14"She didn’t answer."
15"She took the left fork,"
16"She picked it up, turning"
17"It was warm."
18"She ignored him, pocketing the"
19"Her skin prickled."
ratio0.301
0.00% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount68
totalSentences73
matches
0"The abandoned Tube station beneath"
1"Detective Harlow Quinn stepped over"
2"The air hung thick, the"
3"She adjusted the worn leather"
4"DS Tomkins stood by a"
5"He turned as she approached,"
6"She didn’t rise to it."
7"Tomkins jerked his chin towards"
8"Harlow’s sharp jaw tightened."
9"She stepped past him, the"
10"The body lay sprawled against"
11"His clothes were pristine, no"
12"She crouched, the torchlight catching"
13"A small brass compass, its"
14"The face was etched with"
15"she said, nodding towards it"
16"She stood, sweeping the torch"
17"The station’s original tiles were"
18"A symbol, freshly carved into"
19"She moved closer, running her"
ratio0.932
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences73
matches(empty)
ratio0
66.33% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences28
technicalSentenceCount3
matches
0"The body lay sprawled against the wall, limbs splayed as if he’d been dropped mid-stride."
1"The face was etched with symbols she didn’t recognise—twisting, angular things that made her eyes ache if she stared too long."
2"Stalls lined the edges of the chamber, draped in dark fabrics, their wares glinting under the dim light of flickering lanterns."
62.50% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags8
uselessAdditionCount1
matches
0"Eva said, her voice low"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags2
fancyCount0
fancyTags(empty)
dialogueSentences41
tagDensity0.049
leniency0.098
rawRatio0
effectiveRatio0
79.6821%