Run: 2026-02-17-01KHMMEFRJMZD931VGR8EVDK8W

Run Details

Duration:
1m 3s
Cost:
$0.020778
Provider:
Cohere

Model input

System
You are an expert novelist with a gift for vivid, immersive prose. You write in tight third-person limited point of view with a strong narrative voice. Your prose is clean, precise, and engaging — you favor strong verbs, concrete details, and natural-sounding dialogue. You will be given a story bible (codex) containing canonical details about characters, locations, items, and lore. Use these details to ground your writing in the established world. Stay consistent with the codex. Write only the prose of the scene. Do not include titles, chapter headings, markdown formatting, or any commentary before or after the scene.
User/Human
<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="4417" name="Tomás Herrera" aliases="Tommy, Tomás, Herrera" pronouns="he/him" species="Human" storyRole="Support"> <eyeColor>warm brown</eyeColor> <hair>short curly dark brown</hair> <height>5'10"</height> <age>29</age> <skinTone>olive skin</skinTone> <scar>scar running along his left forearm from a knife attack</scar> <medallion>Saint Christopher medallion around his neck</medallion> <birthplace>Seville, Spain</birthplace> <description>A former paramedic who provides off-the-books medical care for the clique.</description> <backstory>Born in Seville, Spain. He moved to London to work for the NHS but lost his license after administering unauthorized treatments to supernatural patients.</backstory> </character> <location id="854" name="The Raven's Nest" aliases="the Nest, Raven, Silas' bar" realm="Earth"> <signColor>distinctive green neon sign above the entrance</signColor> <secretRoom>hidden back room accessible through a bookshelf, used for clandestine meetings</secretRoom> <description>A dimly lit bar in Soho, London. The walls are covered with old maps and black-and-white photographs.</description> </location> <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> </codex> Write a fully fleshed out scene of at least 1000 words in the thriller genre. A detective is pursuing a suspect through rain-soaked city streets at night. The chase takes them from the street level down into an underground market. The detective must decide whether to follow the suspect into unfamiliar and potentially dangerous territory. 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.

Model response

AI
The rain pounded on the windshield, distorting the city's neon glow, as Detective Harlow Quinn navigated her unmarked car through the crowded streets of London. The suspect, a wanted fugitive named Silas, had been spotted moments ago near Piccadilly Circus. Silas was known for his connections to the supernatural underworld, and Harlow suspected he was the key to cracking a stringive of mysterious cases that had plagued the force for years. She gripped the steering wheel tightly, her knuckles turning white, as she weaved through the heavy traffic. The wipers struggled to keep up with the downpour, creating a stuttered, distorted view of the streets. Harlow's heart pounded in her chest; the adrenaline coursed through her veins, sharpening her senses. Her keen eyes scanned the crowds, searching for any sign of her elusive prey. A sudden movement on the pavement ahead caught her attention. A figure darted into a narrow alley, its face hidden beneath a black hood. Harlow swore under her breath; she'd found her suspect. She hit the brakes, the tires screeching in protest, and brought the car to an abrupt stop at a red light. Ignoring the angry honks behind her, Harlow threw open the door and leaped out, her eyes never leaving the shadowy alley. The chase was on. Harlow sprinted into the alley, her polished leather shoes splashing through puddles that had formed in the uneven pavement. The smell of wet concrete and garbage filled her nostrils as she ran, her breath coming in short gasps. The figure ahead of her was fast, disappearing around a corner, but Harlow's military precision and years of training gave her an edge. As she turned the corner, she caught a glimpse of Silas's black coat as he descended a set of concrete stairs leading into the underground. Harlow's pulse quickened; the chase was leading her into unknown territory. The Veil Market, an infamous black market rumored to cater to the supernatural, was said to be held in a different abandoned station each full moon. Tonight, it seemed, it was right beneath her feet. She slowed her pursuit, taking the stairs with care, her damp palms sliding along the rusty railing. As she descended, the sound of her footsteps echoing off the grimy walls, she began to question her decision. The market was notorious for its illicit trades and dangerous clientele. She thought of her partner, DS Morris, who had disappeared in the midst of a similar investigation years ago. Their case, involving the deaths of several individuals with ties to the occult, had led them down dark paths, paths from which Morris never returned. Harlow could still recall the feelings of helplessness and fear that had consumed her then. But Silas was too valuable to let slip away. He was her link to the hidden world she'd been hunting for years—a world she now believed had a part in DS Morris's death. Her eyes darted around the station platform, observing the patrons and vendors who were slowly gathering for the night's market activities. The place already buzzed with anticipation, its energy crackling in the air. A burly man in a long overcoat, his face obscured by the shadows of a wide-brimmed hat, glanced in her direction. A shiver ran down Harlow's spine as their eyes locked briefly before he turned away. She felt exposed, vulnerable. She had let her pursuit of Silas cloud her usual caution. Now, entering the heart of the Veil Market, she was as inconspicuous as a neon sign. But she couldn't turn back now. Harlow made her way towards the market stalls, her hand resting on the worn leather of her holster, ready to draw her weapon at any sign of trouble. The air thickened with the scent of incense, mingling with the pungent odors of damp earth and something more feral. She wove through the growing crowd, not knowing which among them were mortal, which were not, and which might be the mysterious Silas. She passed stalls selling peculiar artifacts: ancient tomes bound in skin, vials of iridescent liquids promising eternal youth or instant transformations, and weapons forged with forbidden magics. Harlow's detective's instinct buzzed as she noted the positions of the stalls and the items each offered—vital information for the Metropolitan Police, if she could get it out alive. A commotion erupted at the other end of the platform, drawing the detective's attention. A scuffle had broken out, its center marked by a burgeoning frenzy of movement and cries. Harlow pushed her way through the crowd, the people already packed too tightly for haste. By the time she reached the edge of the disturbance, it was over. At the heart of it stood a tall figure, his features obscured by shadows and the steam rising from the platform's grates. Silas. The crowd, including Silas, began to disperse, melting back into the market's chaos. Harlow started after him, but a hand on her shoulder stopped her short. She spun around, her hand reaching for her gun, to find Tomás Herrera, the former paramedic now turned healer to the supernatural, gazing at her with his warm brown eyes. "Detective Quinn," he greeted her, his voice calm despite the chaotic energy of the market. "This is not your usual beat." For a moment, Harlow stood frozen, her suspicion warring with the relief at seeing a familiar face. Tomás was a confidant, one of the few people she trusted with the knowledge of her hunt for the supernatural. He'd provided invaluable insights into London's underworld, and his skills had saved lives, even if his methods had cost him his medical license. "Herrera," she acknowledged, lowering her hand from her holster. "I could say the same to you." Tomás smiled, his expression fraught with unspoken meaning. "I could not resist the market's allure. It's a cornucopia of rare herbs and artifacts. Plus, my services are always in demand here." He lifted his wrist, showing a fresh bandage over the knife scar on his forearm. "As you can see, my talents are appreciated." "The Shadow Market, Silas—they're all connected, aren't they?" Harlow asked, choosing her words carefully. They were not alone, and she was all too aware of the many unfriendly ears in their vicinity. "This is about the Necronomicon. You believe it, too." Tomás's gaze dropped to the bone token dangling from his fingertips. The macabre coin, Harlow knew, was the price of entry into the Veil Market. It was an invitation, a sign of trust, passed between members of the supernatural community. Tomás's possession of one meant he had friends in dark places. "I do," Tomás admitted. "And so do you. I can see the same look in your eyes that I saw when we discussed your partner's disappearance. You believe this book holds the key to some greater puzzle." Harlow nodded, her jaw set in determination. "Silas is my way into that world. He's a dealer, a trafficker in dark artifacts. If I can catch him, I can finally get some answers." "Even if it means entering the lion's den?" Tomás asked. His grip tightened on the bone token as his eyes scanned the crowd, lingering on the varied patrons and vendors. "This market is not just a hub for enchanted trinkets and street medicine. It's a hotbed of deals and debts, some of which are measured in souls. There are more powerful forces at play here, Detective, forces that have no respect for mortal lives." "I appreciate your concern," Harlow said, her voice steel, "but I've navigated worse. Silas is my lead; I can't lose him." A distant rumble shook the old station's walls, reverberating through the bodies of those present. The market fell silent; all eyes turned to the tunnel's mouth, where the next train would soon arrive—a train the mortals on the platform would not see. As the crowd stirred, Tomás leaned in, his eyes fixed on hers. "Be careful, Detective. If what you seek is here, it's not going to be an easy find. And I think you know that if you're not careful, what happened to DS Morris could very well happen again." Before she could respond, he had slipped away, his dark head vanishing into the sea of capes and hoods. Harlow's eyes narrowed, her hand falling to her holster once more. She knew Tomás was right. She was out of her depth, but she had no intention of abandoning her pursuit. She made her way through the crowd, her eyes never straying from her target. Silas had a unique gait, a subtle limp that was his signature. She would follow that sign if she had to, even if it took her deeper underground, further from the light of justice than she'd ever gone before.
created_at"2026-02-17T01:47:46.702683+00:00" 2/17/2026, 1:47:46 AM
model"cohere/command-r-plus-08-2024"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency271
moderation_latency117
generation_time63081
tokens_prompt914
tokens_completion2183
native_tokens_prompt831
native_tokens_completion1870
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"
usage0.0207775
router(null)
provider_responses
0
id"9ba9dd28-fc33-4e0c-b15f-91175ec44e00"
status200
is_byokfalse
latency271
endpoint_id"cd63714a-d459-4806-bdf2-0dfea4f6614c"
provider_name"Cohere"
model_permaslug"cohere/command-r-plus-08-2024"
api_type"completions"
id"gen-1771292802-RctKIidfVYMGq8NKd6Ry"
upstream_id"9ba9dd28-fc33-4e0c-b15f-91175ec44e00"
total_cost0.0207775
cache_discount(null)
upstream_inference_cost0
provider_name"Cohere"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags7
adverbTagCount0
adverbTags(empty)
dialogueSentences15
tagDensity0.467
leniency0.933
rawRatio0
effectiveRatio0
82.88% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1460
totalAiIsmAdverbs5
found
0
adverb"tightly"
count2
1
adverb"slowly"
count1
2
adverb"carefully"
count1
3
adverb"very"
count1
highlights
0"tightly"
1"slowly"
2"carefully"
3"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)
52.05% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1460
totalAiIsms14
found
0
word"navigated"
count2
1
word"scanned"
count2
2
word"pulse"
count1
3
word"quickened"
count1
4
word"footsteps"
count1
5
word"echoing"
count1
6
word"anticipation"
count1
7
word"chaotic"
count1
8
word"familiar"
count1
9
word"unspoken"
count1
10
word"macabre"
count1
11
word"measured"
count1
highlights
0"navigated"
1"scanned"
2"pulse"
3"quickened"
4"footsteps"
5"echoing"
6"anticipation"
7"chaotic"
8"familiar"
9"unspoken"
10"macabre"
11"measured"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches2
maxInWindow1
found
0
label"heart pounded in chest"
count1
1
label"eyes widened/narrowed"
count1
highlights
0"heart pounded in her chest"
1"eyes narrowed"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells2
narrationSentences78
matches
0"d with anticipation"
1"t in determination"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount2
narrationSentences78
filterMatches(empty)
hedgeMatches
0"began to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences86
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen44
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1456
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions7
unquotedAttributions0
matches(empty)
66.67% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions56
wordCount1226
uniqueNames14
maxNameDensity1.63
worstName"Harlow"
maxWindowNameDensity3
worstWindowName"Harlow"
discoveredNames
Detective1
Harlow20
Quinn1
London2
Silas9
Piccadilly1
Circus1
Veil3
Market3
Morris3
Metropolitan1
Police1
Tomás9
Herrera1
persons
0"Harlow"
1"Quinn"
2"Silas"
3"Morris"
4"Tomás"
5"Herrera"
places
0"London"
1"Piccadilly"
2"Veil"
globalScore0.684
windowScore0.667
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences71
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1456
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount1
totalSentences86
matches
0"follow that sign"
96.88% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs29
mean50.21
std24.56
cv0.489
sampleLengths
071
163
275
34
461
571
6106
766
867
96
1071
1156
1280
131
1456
1521
1660
1716
1854
1941
2051
2137
2233
2374
2421
2542
2649
2750
2853
91.77% Passive voice overuse
Target: ≤2% passive sentences
passiveCount3
totalSentences78
matches
0"been spotted"
1"was known"
2"was said"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount2
totalVerbs195
matches
0"was leading"
1"were slowly gathering"
0.00% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount3
semicolonCount5
flaggedSentences7
totalSentences86
ratio0.081
matches
0"Harlow's heart pounded in her chest; the adrenaline coursed through her veins, sharpening her senses."
1"Harlow swore under her breath; she'd found her suspect."
2"Harlow's pulse quickened; the chase was leading her into unknown territory."
3"He was her link to the hidden world she'd been hunting for years—a world she now believed had a part in DS Morris's death."
4"Harlow's detective's instinct buzzed as she noted the positions of the stalls and the items each offered—vital information for the Metropolitan Police, if she could get it out alive."
5"\"I appreciate your concern,\" Harlow said, her voice steel, \"but I've navigated worse. Silas is my lead; I can't lose him.\""
6"The market fell silent; all eyes turned to the tunnel's mouth, where the next train would soon arrive—a train the mortals on the platform would not see."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount1230
adjectiveStacks0
stackExamples(empty)
adverbCount24
adverbRatio0.01951219512195122
lyAdverbCount8
lyAdverbRatio0.0065040650406504065
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences86
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences86
mean16.93
std8.2
cv0.484
sampleLengths
025
115
231
317
417
515
614
710
814
99
1021
1121
124
1319
1419
1523
1625
1711
1826
199
2017
2119
2211
2319
2425
2515
269
2724
2821
2912
3021
3115
324
3311
3416
356
3628
3720
3823
3927
4029
4114
4216
4315
4413
4522
461
4713
4813
4930
43.80% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats9
diversityRatio0.32558139534883723
totalSentences86
uniqueOpeners28
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences75
matches(empty)
ratio0
92.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount24
totalSentences75
matches
0"She gripped the steering wheel"
1"Her keen eyes scanned the"
2"She hit the brakes, the"
3"She slowed her pursuit, taking"
4"She thought of her partner,"
5"Their case, involving the deaths"
6"He was her link to"
7"Her eyes darted around the"
8"She felt exposed, vulnerable."
9"She had let her pursuit"
10"She wove through the growing"
11"She passed stalls selling peculiar"
12"She spun around, her hand"
13"he greeted her, his voice"
14"He'd provided invaluable insights into"
15"she acknowledged, lowering her hand"
16"He lifted his wrist, showing"
17"They were not alone, and"
18"It was an invitation, a"
19"His grip tightened on the"
ratio0.32
33.33% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount64
totalSentences75
matches
0"The rain pounded on the"
1"The suspect, a wanted fugitive"
2"Silas was known for his"
3"She gripped the steering wheel"
4"The wipers struggled to keep"
5"Harlow's heart pounded in her"
6"Her keen eyes scanned the"
7"A sudden movement on the"
8"A figure darted into a"
9"Harlow swore under her breath;"
10"She hit the brakes, the"
11"The chase was on."
12"Harlow sprinted into the alley,"
13"The smell of wet concrete"
14"The figure ahead of her"
15"Harlow's pulse quickened; the chase"
16"The Veil Market, an infamous"
17"Tonight, it seemed, it was"
18"She slowed her pursuit, taking"
19"The market was notorious for"
ratio0.853
100.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount3
totalSentences75
matches
0"Now, entering the heart of"
1"By the time she reached"
2"Before she could respond, he"
ratio0.04
60.89% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences61
technicalSentenceCount7
matches
0"Silas was known for his connections to the supernatural underworld, and Harlow suspected he was the key to cracking a stringive of mysterious cases that had pla…"
1"Harlow sprinted into the alley, her polished leather shoes splashing through puddles that had formed in the uneven pavement."
2"She slowed her pursuit, taking the stairs with care, her damp palms sliding along the rusty railing."
3"She thought of her partner, DS Morris, who had disappeared in the midst of a similar investigation years ago."
4"Her eyes darted around the station platform, observing the patrons and vendors who were slowly gathering for the night's market activities."
5"She wove through the growing crowd, not knowing which among them were mortal, which were not, and which might be the mysterious Silas."
6"For a moment, Harlow stood frozen, her suspicion warring with the relief at seeing a familiar face."
100.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags7
uselessAdditionCount0
matches(empty)
16.67% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags5
fancyCount2
fancyTags
0"she acknowledged (acknowledge)"
1"Tomás admitted (admit)"
dialogueSentences15
tagDensity0.333
leniency0.667
rawRatio0.4
effectiveRatio0.267
81.2313%