Run: 2026-02-19-01KHTQQSNZ1E08EMEP5NDZ6REP

Run Details

Duration:
12.1s
Cost:
$0.002209
Provider:
Anthropic

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="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> Continue the story using the following instructions: <instructions> 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. </instructions>

Model response

AI
The rain poured down in thick sheets, smearing the neon lights of the city into a blur as Detective Harlow Quinn sprinted through the deserted streets. Her boots pounded against the wet pavement, the sound echoing off the shadowy buildings that loomed around her. Ahead, a figure darted between the pools of light cast by the streetlamps - her suspect. Harlow narrowed her eyes, gritting her teeth as she pushed herself faster. After 18 years on the force, she wasn't about to let this one get away. The suspect zigged and zagged, weaving between parked cars and ducking down a narrow alley. Harlow followed, her muscles burning with the exertion. As she emerged onto the next street, the suspect was nowhere to be seen. Harlow scanned the area, her senses on high alert. A flicker of movement caught her eye - the suspect was dashing down a set of steps that led underground. Harlow didn't hesitate, taking the steps two at a time as she followed. The air grew cooler and the sounds of the city faded, replaced by an eerie silence that set Harlow's nerves on edge. At the bottom of the steps, a heavy metal door stood ajar. Harlow gripped her gun tightly, her breath coming in ragged gasps as she pushed the door open. Beyond, a long tunnel stretched out, the dim lighting casting shadows that seemed to shift and move. Harlow stepped forward cautiously, her eyes scanning the area. The tunnel opened up into a cavernous space, and the sound of voices and the clatter of activity reached her ears. She moved closer, her footsteps muffled by the din. Rounding a corner, Harlow found herself in what appeared to be some kind of underground market. Stalls lined the walls, vendors hawking their wares to a motley collection of customers. The air was thick with the scent of spices and the hum of hushed conversations. Harlow's gaze swept the area, searching for any sign of her suspect. There, in the distance, she caught a glimpse of a familiar figure disappearing into the crowd. Gritting her teeth, Harlow pushed forward, weaving between the stalls and dodging past curious onlookers. The suspect moved quickly, darting around corners and ducking down narrow passages. Harlow followed doggedly, her heart pounding in her chest. She couldn't afford to lose him now, not when she was so close. Suddenly, the suspect vanished behind a curtain. Harlow paused, weighing her options. Going in blind could be dangerous, but she couldn't let him get away. Steeling herself, she pushed the curtain aside and stepped through. The room beyond was dimly lit, with only a few candles casting a flickering glow. Harlow's eyes quickly adjusted, and she scanned the space. A lone figure stood in the center of the room, their back turned to her. "Don't move," Harlow growled, leveling her gun at the figure. "Metropolitan Police. You're under arrest." The figure slowly turned, and Harlow's breath caught in her throat. It wasn't her suspect - it was a woman, her features obscured by the shadows. Harlow's grip on her gun tightened, her finger hovering over the trigger. "Detective Harlow Quinn," the woman said, her voice smooth and measured. "I've been expecting you." Harlow's brow furrowed, and she took a cautious step forward. "Who are you? Where's my suspect?" The woman chuckled, the sound low and amused. "Your suspect is long gone, I'm afraid. As for who I am..." She stepped closer, and Harlow caught a glimpse of her face. Dark eyes, sharp features, a knowing smile. "My name is Silas. And this is my domain." Harlow's mind raced, trying to make sense of the situation. She knew she should leave, should call for backup and let the professionals handle this, but something about Silas kept her rooted to the spot. "What is this place?" she demanded, her gun still trained on the woman. Silas regarded her for a moment, then gestured to the room around them. "Welcome to the Veil Market, Detective. A place where the supernatural and the mundane collide." Harlow's heart skipped a beat. Supernatural? What the hell was going on here? She'd heard the rumors, of course, the whispers of a hidden world that existed beneath the surface of the city. But she'd always dismissed them as nonsense, the ravings of the delusional. "You're telling me this is some kind of... black market?" Harlow asked, her voice laced with skepticism. Silas nodded, her lips curving into a smile. "Of a sort. We deal in the extraordinary - enchanted goods, banned alchemical substances, information that the outside world would find... unsettling." Harlow's mind reeled. This was beyond anything she'd ever encountered before. She should leave, should call for backup and have this place raided. But something about Silas, about the way she carried herself with such confidence, kept her rooted to the spot. "Why are you telling me all this?" Harlow asked, her voice low. Silas shrugged, her gaze never leaving Harlow's. "Because I think you're curious, Detective. You've spent the last three years chasing supernatural leads, haven't you? Trying to unravel the mystery of your partner's disappearance." Harlow's grip on her gun tightened, her jaw clenching. "How do you know about that?" Silas smiled, her eyes glinting in the dim light. "I know many things, Detective. And I think you're ready to learn more." Harlow's mind raced, her instincts screaming at her to get out of here, to call for backup and raid this place. But something about Silas, about the way she carried herself with such confidence, kept her rooted to the spot. "What are you offering?" Harlow asked, her voice barely above a whisper. Silas's smile widened, and she gestured to the room around them. "The answers you seek, Detective. The truth about the supernatural world that exists beneath the surface of this city. All you have to do is take the first step." Harlow's heart pounded in her chest as she considered Silas's words. She knew she should walk away, should call for backup and let the professionals handle this. But something about the woman's offer, the promise of answers, was too tempting to ignore. Taking a deep breath, Harlow lowered her gun. "I'm listening."
created_at"2026-02-19T10:39:40.686Z" 2/19/2026, 10:39:40 AM
model"anthropic/claude-3-haiku"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency326
moderation_latency(null)
generation_time11487
tokens_prompt1140
tokens_completion1586
native_tokens_prompt1125
native_tokens_completion1542
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"
usage0.00220875
router(null)
provider_responses
0
endpoint_id"8661a1db-b0cf-4eb2-ba04-c2a79f698682"
id"msg_018JM1cg7GjYAoKmzHByP2FY"
is_byokfalse
latency326
model_permaslug"anthropic/claude-3-haiku"
provider_name"Anthropic"
status200
api_type"completions"
id"gen-1771497580-hA0TUGVkPvyuMLYAkpD5"
upstream_id"msg_018JM1cg7GjYAoKmzHByP2FY"
total_cost0.00220875
cache_discount(null)
upstream_inference_cost0
provider_name"Anthropic"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags7
adverbTagCount0
adverbTags(empty)
dialogueSentences18
tagDensity0.389
leniency0.778
rawRatio0
effectiveRatio0
66.09% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1032
totalAiIsmAdverbs7
found
0
adverb"tightly"
count1
1
adverb"cautiously"
count1
2
adverb"quickly"
count2
3
adverb"suddenly"
count1
4
adverb"slowly"
count1
5
adverb"barely above a whisper"
count1
highlights
0"tightly"
1"cautiously"
2"quickly"
3"suddenly"
4"slowly"
5"barely above a whisper"
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)
3.10% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1032
totalAiIsms20
found
0
word"echoing"
count1
1
word"loomed"
count1
2
word"scanned"
count2
3
word"flicker"
count1
4
word"silence"
count1
5
word"scanning"
count1
6
word"footsteps"
count1
7
word"familiar"
count1
8
word"pounding"
count1
9
word"measured"
count1
10
word"furrowed"
count1
11
word"raced"
count2
12
word"sense of"
count1
13
word"skipped a beat"
count1
14
word"unravel"
count1
15
word"clenching"
count1
16
word"glinting"
count1
17
word"whisper"
count1
highlights
0"echoing"
1"loomed"
2"scanned"
3"flicker"
4"silence"
5"scanning"
6"footsteps"
7"familiar"
8"pounding"
9"measured"
10"furrowed"
11"raced"
12"sense of"
13"skipped a beat"
14"unravel"
15"clenching"
16"glinting"
17"whisper"
66.67% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches2
maxInWindow2
found
0
label"heart pounded in chest"
count1
1
label"air was thick with"
count1
highlights
0"heart pounded in her chest"
1"The air was thick with"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells0
narrationSentences70
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount0
hedgeCount2
narrationSentences70
filterMatches(empty)
hedgeMatches
0"seemed to"
1"appeared to"
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences81
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen29
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1036
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions6
unquotedAttributions0
matches(empty)
0.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions42
wordCount857
uniqueNames5
maxNameDensity3.5
worstName"Harlow"
maxWindowNameDensity4.5
worstWindowName"Harlow"
discoveredNames
Detective1
Harlow30
Quinn1
Dark1
Silas9
persons
0"Harlow"
1"Quinn"
2"Dark"
3"Silas"
places(empty)
globalScore0
windowScore0.167
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences65
glossingSentenceCount1
matches
0"shadows that seemed to shift and move"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1036
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences81
matches(empty)
72.46% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs32
mean32.38
std13.07
cv0.404
sampleLengths
044
143
246
355
446
539
645
743
834
935
1039
1115
1238
1315
1416
1547
1635
1713
1828
1945
2017
2130
2242
2312
2433
2515
2622
2740
2812
2940
3042
3110
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount0
totalSentences70
matches(empty)
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount2
totalVerbs160
matches
0"was dashing"
1"was going"
37.04% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount3
semicolonCount0
flaggedSentences3
totalSentences81
ratio0.037
matches
0"Ahead, a figure darted between the pools of light cast by the streetlamps - her suspect."
1"A flicker of movement caught her eye - the suspect was dashing down a set of steps that led underground."
2"It wasn't her suspect - it was a woman, her features obscured by the shadows."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount854
adjectiveStacks0
stackExamples(empty)
adverbCount22
adverbRatio0.02576112412177986
lyAdverbCount10
lyAdverbRatio0.0117096018735363
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences81
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences81
mean12.79
std5.7
cv0.446
sampleLengths
026
118
216
312
415
515
68
714
89
920
1013
1122
1212
1317
1417
159
1621
179
1816
1914
2015
2112
2216
2315
2412
259
2613
277
285
2913
3010
3115
329
3315
3410
355
3611
3715
3812
3911
404
4110
426
438
4423
457
469
4710
4825
4913
78.19% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats0
diversityRatio0.4691358024691358
totalSentences81
uniqueOpeners38
48.31% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount1
totalSentences69
matches
0"Suddenly, the suspect vanished behind"
ratio0.014
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount10
totalSentences69
matches
0"Her boots pounded against the"
1"She moved closer, her footsteps"
2"She couldn't afford to lose"
3"It wasn't her suspect -"
4"She stepped closer, and Harlow"
5"She knew she should leave,"
6"she demanded, her gun still"
7"She'd heard the rumors, of"
8"She should leave, should call"
9"She knew she should walk"
ratio0.145
83.19% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount52
totalSentences69
matches
0"The rain poured down in"
1"Her boots pounded against the"
2"Harlow narrowed her eyes, gritting"
3"The suspect zigged and zagged,"
4"Harlow followed, her muscles burning"
5"Harlow scanned the area, her"
6"A flicker of movement caught"
7"Harlow didn't hesitate, taking the"
8"The air grew cooler and"
9"Harlow gripped her gun tightly,"
10"Harlow stepped forward cautiously, her"
11"The tunnel opened up into"
12"She moved closer, her footsteps"
13"Stalls lined the walls, vendors"
14"The air was thick with"
15"Harlow's gaze swept the area,"
16"There, in the distance, she"
17"The suspect moved quickly, darting"
18"Harlow followed doggedly, her heart"
19"She couldn't afford to lose"
ratio0.754
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences69
matches(empty)
ratio0
93.02% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences43
technicalSentenceCount3
matches
0"Her boots pounded against the wet pavement, the sound echoing off the shadowy buildings that loomed around her."
1"A flicker of movement caught her eye - the suspect was dashing down a set of steps that led underground."
2"Beyond, a long tunnel stretched out, the dim lighting casting shadows that seemed to shift and move."
0.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags7
uselessAdditionCount4
matches
0"the woman said, her voice smooth and measured"
1"she demanded, her gun still trained on the woman"
2"Harlow asked, her voice low"
3"Harlow asked, her voice barely above a whisper"
38.89% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags6
fancyCount2
fancyTags
0"Harlow growled (growl)"
1"she demanded (demand)"
dialogueSentences18
tagDensity0.333
leniency0.667
rawRatio0.333
effectiveRatio0.222
76.2315%