Run: 2026-02-19-01KHT03QR2FE8WDS1QAAT9NGQB

Run Details

Duration:
13.5s
Cost:
$0.032875
Provider:
OpenAI

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 dim, abandoned Tube station beneath Camden buzzed with an unsettling energy. Detective Harlow Quinn descended the cracked concrete steps with careful precision, her worn leather watch tight against her wrist. Her eyes scanned the shadowy platform, taking in the flickering fluorescent lights and graffiti-streaked walls. "Quinn, over here," barked DCI Roberts, waving her over to the crime scene tape. The chill of the underground seeped into her bones as she approached the haphazardly set-up forensic area. Tarps fluttered, and the hum of generators punctuated the silence. "Damn odd place for a murder," Roberts muttered, scratching at his graying beard. "Indeed. What have we got?" Harlow's voice was steady, though her mind raced with possible scenarios. "John Doe. Found by a couple of kids sneaking out from a rave. Bullet wound to the chest, close range. Looks like a professional hit." Harlow crouched beside the body, her hawk-like eyes missing nothing. The scene felt wrong, artificial almost. She noticed the odd placement of the victim's hands, sprawled as if someone had posed them after the fact. A brown paper bag lay beside him, untouched even though it had fallen in an awkward position, exposing its contents—a small brass compass with a patina of verdigris and a vial of some sparkling liquid. "What's this?" she asked, pointing. "Odd trinkets. Maybe he was some sort of collector?" Roberts shrugged, nonchalant. Harlow picked up the compass, examining the etched sigils on its face. Her fingers tingled as she held it, an unusual energy pulsing through the brass. "This is no ordinary compass. I've seen one like it before—leads to supernatural rifts or portals." Roberts raised an eyebrow. "You think this has something to do with the supernatural? Bit of a reach, don't you think?" She shook her head, resolute. "I've learned not to discount anything out of the ordinary." The sound of footsteps echoed in the dim space. Eva Kowalski appeared, flushed from the exertion of climbing down the hidden tunnels. Her round glasses perched precariously on her freckled nose, and her curly red hair was a wild mess. "Harlow, I came as soon as I heard," Eva panted, her satchel swinging as she fumbled to tuck the rogue curls behind her ear. "What have we got?" Harlow handed her the compass. "Take a look at this. Ever seen one before?" Eva's eyes widened behind her glasses. "A Veil Compass. Only found at The Veil Market. Suggests he was dealing with something, or someone, extraordinary." Roberts scoffed. "You two and your supernatural fantasies. This is a straightforward murder." "Is it?" Harlow's tone was sharp, pointed. "Have you considered the odd placement of his limbs? Or this untouched bag of peculiar items?" "Coincidence. Red herrings," Roberts insisted. Eva knelt, opening an old leather-bound book from her satchel. "The Veil Market moves locations every full moon, but it's known to house all sorts of enchanted items and illicit substances. He could have been dabbling in something over his head." Roberts sighed, exasperated. "And how does that help us find who did this?" Harlow placed a hand on the victim's chest, feeling a cold, unnatural stillness. "He was likely involved with the kind of crowd that would think nothing of silencing him permanently. But not just any crowd. The placement of his hands... it's ritualistic. And this bag. It was staged. Someone wanted to lead us here, show us these items." Eva nodded in agreement. "To send a message? Or maybe to misdirect us." "Exactly." Harlow stood, determination radiating from her. "We need to check all recent activity in the Veil Market. Anyone seen selling such a compass must be interrogated." Roberts's skepticism wavered. "You really think this is worth pursuing?" "I can't ignore the signs," Harlow said firmly. "You always had a knack for seeing the details others miss," Roberts muttered. "Let's follow your lead." Harlow's mind flashed back to DS Morris, her late partner. They'd been on a similar case before he died, unexplained supernatural elements and all. She wouldn’t allow another to fall into those shadows without understanding every facet. She tightened her jaw and set her gaze on the exit. "Eva, any clue who could have crafted this?" She handed the compass back. "Yes, Shade artisans at the Market. Only they imbue such precision." "Then we know where to start," Harlow affirmed, sheathing the compass in an evidence bag. "Roberts, start canvassing the usual suspects. I’ll head to the Market with Eva. We need to get there before it relocates." As they moved to leave, Roberts turned, his face lined with concern. "Be careful in that place. You might find more than you bargain for." Harlow’s eyes met his, unwavering. "I'm counting on it." Ascending the worn steps, they made their way to the concealed entrance to The Veil Market. A collection of ornate symbols adorned the stone walls, whispering of secrets long-kept. Harlow pulled a bone token from her coat pocket, courtesy of an informant she’d once helped. "Eva, stay close. I’ve heard stories about the Market changing its layout. Wouldn't want to lose each other." They stepped through the hidden entryway, the scene shifting from decrepit station to a sprawling, bustling market alive with supernatural energy. Stalls brimming with enchanted trinkets, potions, and oddities stretched out before them, each vendor more exotic than the last. Eva’s eyes sparkled in the dim light. "This place never fails to amaze me." Harlow, though, remained focused. Her sharp gaze flickered over the faces in the crowd, searching for anyone who might recognize the compass. "We need to find the Shade artisan." Eva nodded, her scholarly demeanor slipping into determination. "They usually set up near the alchemy stalls. Follow me." Weaving through the throng of creatures and humans alike, they reached their destination. A stall draped in dark velvet appeared, and a hooded figure stood behind it, obscured face bent over a delicate clockwork contraption. Harlow stepped forward, revealing the compass. "We’re looking for answers about this. Can you help?" The figure stilled, then slowly looked up. Two glowing eyes peered from beneath the hood, voice like a whisper. "That compass is not meant for mortal hands. How did you come by it?" "It was found on a dead man," Harlow stated, matter-of-fact. The Shade's eyes flickered, as if calculating. "Such items find their way to those whose paths touch the supernatural. The one you seek... he was marked by forces beyond your realm." Eva leaned in, pushing her glasses up. "Who could want him dead?" "A debt unpaid, a threat neutralized. The Market has many secrets, and not all wish them brought to light." Harlow sensed the Shade knew more but wouldn’t easily part with the information. "What would it take for you to tell us more?" The Shade’s lips curled in a hint of a smile. "Truths are costly here. A memory, perhaps, in exchange for mine." Harlow hesitated. Memories held power. They both knew it. She glanced at Eva, who nodded. "Agreed," Harlow said. "A memory for your truth." The Shade reached out with an ethereal hand. Harlow braced herself as a rush of cold enveloped her mind, a moment from her past seeping away—DS Morris's laughter on a sunny day, felled in an instance and replaced by a distant fog. "He was killed by one who deals in forgotten names and lost shadows. A collector of unpayable debts," the Shade whispered. "Seek the one they call Collector of Shadows. Only then will you find your answers." The exchange left Harlow with a numb ache, but clarity sharpened her resolve. They had a new lead. "Thank you," she managed. The Shade nodded, returning to its work. As they exited the Market, Eva touched Harlow's arm. "Are you alright?" "I am," Harlow replied, though the emptiness lingered. "Let's find this Collector of Shadows." Their journey had only begun, but Harlow felt a spark of hope. DS Morris’s death, the oddities of the Market—it was all connected. And she would uncover the truth, no matter what lies had to be unspooled. They stepped out of the Market into the London night, the city a silent witness to their quest. Harlow's mind buzzed with possibilities, each step a beat against the enforced shadows of truth and deception.
created_at"2026-02-19T03:46:45.643Z" 2/19/2026, 3:46:45 AM
model"openai/gpt-4o-2024-05-13"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency248
moderation_latency(null)
generation_time13331
tokens_prompt1149
tokens_completion2179
native_tokens_prompt1010
native_tokens_completion1855
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"
usage0.032875
router(null)
provider_responses
0
endpoint_id"3d6584e7-a2bb-48d6-903d-24e3d90e7e55"
id"chatcmpl-DApHxbQV3UZmhnz1QtyFPUofcrIVC"
is_byokfalse
latency229
model_permaslug"openai/gpt-4o-2024-05-13"
provider_name"OpenAI"
status200
api_type"completions"
id"gen-1771472805-YeivoJVq1uZYqjQ7Gq9Z"
upstream_id"chatcmpl-DApHxbQV3UZmhnz1QtyFPUofcrIVC"
total_cost0.032875
cache_discount(null)
upstream_inference_cost0
provider_name"OpenAI"

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags17
adverbTagCount1
adverbTags
0"Harlow said firmly [firmly]"
dialogueSentences53
tagDensity0.321
leniency0.642
rawRatio0.059
effectiveRatio0.038
92.77% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1383
totalAiIsmAdverbs2
found
0
adverb"really"
count1
1
adverb"slowly"
count1
highlights
0"really"
1"slowly"
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)
34.92% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1383
totalAiIsms18
found
0
word"scanned"
count1
1
word"chill"
count1
2
word"fluttered"
count1
3
word"silence"
count1
4
word"raced"
count1
5
word"etched"
count1
6
word"eyebrow"
count1
7
word"footsteps"
count1
8
word"echoed"
count1
9
word"wavered"
count1
10
word"firmly"
count1
11
word"unwavering"
count1
12
word"flickered"
count2
13
word"velvet"
count1
14
word"whisper"
count1
15
word"calculating"
count1
16
word"resolve"
count1
highlights
0"scanned"
1"chill"
2"fluttered"
3"silence"
4"raced"
5"etched"
6"eyebrow"
7"footsteps"
8"echoed"
9"wavered"
10"firmly"
11"unwavering"
12"flickered"
13"velvet"
14"whisper"
15"calculating"
16"resolve"
100.00% Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches2
maxInWindow1
found
0
label"eyes widened/narrowed"
count1
1
label"flicker of emotion"
count1
highlights
0"eyes widened"
1"a spark of hope"
100.00% Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells1
narrationSentences81
matches
0"a spark of hope"
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences81
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences116
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
maxSentenceWordsSeen45
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1373
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions11
unquotedAttributions0
matches(empty)
0.00% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions64
wordCount810
uniqueNames12
maxNameDensity3.09
worstName"Harlow"
maxWindowNameDensity5
worstWindowName"Harlow"
discoveredNames
Tube1
Camden1
Harlow25
Quinn1
Roberts10
Kowalski1
Eva10
Morris3
Veil1
Market4
Shade6
London1
persons
0"Camden"
1"Harlow"
2"Quinn"
3"Roberts"
4"Kowalski"
5"Eva"
6"Morris"
7"Shade"
places
0"Veil"
1"London"
globalScore0
windowScore0
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences57
glossingSentenceCount1
matches
0"as if calculating"
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches0
per1kWords0
wordCount1373
matches(empty)
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences116
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs55
mean24.96
std13.96
cv0.559
sampleLengths
046
141
213
316
425
570
65
712
842
921
1015
1140
1228
1314
1424
1513
1623
175
1841
1913
2058
2113
2227
2310
248
2517
2648
2713
2811
2936
3025
319
3245
3318
3440
3514
3629
3718
3835
3915
4033
4110
4231
4312
4419
4523
4621
4723
4842
4936
100.00% Passive voice overuse
Target: ≤2% passive sentences
passiveCount0
totalSentences81
matches(empty)
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount0
totalVerbs160
matches(empty)
68.97% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount3
semicolonCount0
flaggedSentences3
totalSentences116
ratio0.026
matches
0"A brown paper bag lay beside him, untouched even though it had fallen in an awkward position, exposing its contents—a small brass compass with a patina of verdigris and a vial of some sparkling liquid."
1"Harlow braced herself as a rush of cold enveloped her mind, a moment from her past seeping away—DS Morris's laughter on a sunny day, felled in an instance and replaced by a distant fog."
2"DS Morris’s death, the oddities of the Market—it was all connected."
94.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount819
adjectiveStacks1
stackExamples
0"old leather-bound book"
adverbCount15
adverbRatio0.018315018315018316
lyAdverbCount8
lyAdverbRatio0.009768009768009768
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences116
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences116
mean11.84
std7.2
cv0.608
sampleLengths
012
119
215
314
417
510
613
716
825
910
106
1119
1235
135
1412
1512
1614
1716
184
1917
205
2110
229
2313
2418
2524
264
275
289
296
3018
312
3211
337
3416
355
3610
3731
383
3910
4013
4145
424
439
447
4520
463
477
488
4913
69.54% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats1
diversityRatio0.4224137931034483
totalSentences116
uniqueOpeners49
0.00% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount0
totalSentences75
matches(empty)
ratio0
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount17
totalSentences75
matches
0"Her eyes scanned the shadowy"
1"She noticed the odd placement"
2"she asked, pointing"
3"Her fingers tingled as she"
4"She shook her head, resolute."
5"Her round glasses perched precariously"
6"They'd been on a similar"
7"She wouldn’t allow another to"
8"She tightened her jaw and"
9"She handed the compass back"
10"They stepped through the hidden"
11"Her sharp gaze flickered over"
12"They both knew it."
13"She glanced at Eva, who"
14"They had a new lead."
15"Their journey had only begun,"
16"They stepped out of the"
ratio0.227
6.67% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount68
totalSentences75
matches
0"The dim, abandoned Tube station"
1"Detective Harlow Quinn descended the"
2"Her eyes scanned the shadowy"
3"The chill of the underground"
4"Tarps fluttered, and the hum"
5"Roberts muttered, scratching at his"
6"Harlow's voice was steady, though"
7"Harlow crouched beside the body,"
8"The scene felt wrong, artificial"
9"She noticed the odd placement"
10"A brown paper bag lay"
11"she asked, pointing"
12"Roberts shrugged, nonchalant"
13"Harlow picked up the compass,"
14"Her fingers tingled as she"
15"Roberts raised an eyebrow."
16"She shook her head, resolute."
17"The sound of footsteps echoed"
18"Eva Kowalski appeared, flushed from"
19"Her round glasses perched precariously"
ratio0.907
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences75
matches(empty)
ratio0
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences37
technicalSentenceCount1
matches
0"Her sharp gaze flickered over the faces in the crowd, searching for anyone who might recognize the compass."
36.76% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags17
uselessAdditionCount3
matches
0"Roberts shrugged, nonchalant"
1"Harlow stood, determination radiating from her"
2"Harlow replied, though the emptiness lingered"
17.92% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags11
fancyCount7
fancyTags
0"barked DCI Roberts (bark)"
1"Roberts muttered (mutter)"
2"Eva panted (pant)"
3"Roberts insisted (insist)"
4"Roberts muttered (mutter)"
5"Harlow stated (state)"
6"the Shade whispered (whisper)"
dialogueSentences53
tagDensity0.208
leniency0.415
rawRatio0.636
effectiveRatio0.264
77.3852%