Run: 2026-04-25-01KQ2F2WMSMEVTQ3XHH8WAJPMB

Run Details

Duration:
30.3s
Cost:
$0.000671
Provider:
DeepSeek

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 smelled of damp earth and rust, a scent Detective Harlow Quinn had come to associate with the dead ends of London’s forgotten underbelly. She ducked under the police tape, her worn leather watch catching the glare of a portable floodlight. The air hung thick and cold, undisturbed for decades until tonight. Two uniformed officers flanked the entrance to the old platform, their breath misting in the yellow glow. Beyond them, a body lay sprawled across the tiled floor, limbs arranged in an almost deliberate geometry. The victim’s throat had been cut, but there was no blood pool beneath him. Not a single drop stained the grimy floor tiles. Quinn crouched, running a gloved finger over the clean wound. The flesh had been parted with surgical precision, the edges pale and bloodless. She straightened and examined the man’s hands — soft, uncalloused, a wedding ring gold and polished. His eyes were open, fixed on the arched ceiling above, pupils blown wide. “Time of death?” she asked. DS Marcus Chen stepped forward from the shadows, his notebook already open. He’d been her partner for eight months now, still young enough to believe in neat answers. “Forensics placed it between midnight and two AM. But here’s the thing, guv — the body temperature’s all wrong. Too cold for that window.” Quinn nodded, pointed to the wound. “And the exsanguination pattern? Where’s his blood?” “That’s what I’m getting at. There’s no arterial spray, no pooling. It’s like someone drained him somewhere else and brought him here.” “Or something drained him here and took it.” Chen’s pen stopped moving. “You’re not serious.” She walked the perimeter, her footsteps echoing against the curved walls. The station had been sealed off in the 1960s, its platforms left to rot. But the tiles were too clean beneath her feet. She knelt, running her palm across the floor. No grit. No dust. Someone had swept this place within the last twenty-four hours. “Where’s the trail?” she asked, more to herself than to Chen. “Trail?” “He walked here. There’s no drag marks, no signs of struggle. His shoes are clean — no mud, no gravel, no tube grime. He didn’t come through the entrance we used.” Chen shone his torch down the tunnel, the beam cutting through the dark to reveal a wall of brick at the far end. “Dead end. There’s no other way in.” Quinn’s gaze drifted to the floor again. A single line of faint impressions caught her eye — not footprints, but something narrower. She followed them to the base of the wall, where the brickwork met the floor. The mortar was newer here, darker, set with an artisan’s care. She pressed her palm against the bricks. Cold. But behind the cold, a faint vibration, like a distant train passing through a station that no longer existed. “Get a crowbar. And call the museum — get me someone who knows about Victorian construction. The original blueprints.” Chen hesitated. “There’s something else. His pockets. No wallet. No phone. But this was in his left hand.” He held up a small brass compass in an evidence bag. The casing was streaked with verdigris, the face etched with sigils that Quinn didn’t recognize. The needle spun in erratic circles, never settling. She took the bag, turning it over in the light. “Where’s the evidence log?” “We haven’t logged it yet. I wanted you to see it first.” “Good.” She handed it back. “Keep it off the books for now. I want a full workup on this thing — trace elements, provenance, everything.” A commotion at the entrance drew her attention. A young woman with curly red hair and round glasses was arguing with the uniformed officer, her worn leather satchel clutched to her chest. “I’m on the list,” the woman said, her voice sharp. “Detective Quinn requested a consultant from the British Museum. I’m Eva Kowalski.” Quinn walked over, waved the officer aside. “You’re the research assistant?” “I’m the one who answered the phone at midnight. You said it was urgent.” Eva stepped past the tape, her green eyes scanning the scene with a focus that surprised Quinn. “Which station is this?” “Camden Town. The abandoned one. The original 1907 platform.” Eva knelt at the edge of the platform, peering over at the tracks below. “That’s not right. The original Camden Town station had a completely different layout. This platform doesn’t appear on any of the period maps.” “What do you mean?” “I mean the Victorians were meticulous record-keepers. Every brick, every tunnel, every junction was documented. This platform doesn’t exist in the archives. It was never built.” Chen stepped forward, his torch illuminating the far end of the platform. “That’s impossible. We’re standing on it.” Eva pulled off her glasses, wiped them clean, and put them back on. “No, you’re standing in something that looks like it. Look at the tile work. The pattern is wrong for 1907 — it’s a recreation. Someone built this place, and they built it recently.” Quinn studied the woman’s face. No nerves, no fear. Just the sharp, hungry look of someone who’d found a puzzle worth solving. “Can you date the construction?” Quinn asked. “Probably, but it’s irrelevant. The real question is how they got a body in here without leaving a trace.” Eva walked to the spot where the victim lay, her satchel swinging against her hip. She crouched, her fingers hovering over the wound without touching. “This isn’t a standard cut. The blade angle, the lack of hemorrhaging — it’s too clean. I’ve seen this before. In the restricted archives.” “Seen what before?” Eva looked up, her freckled face pale in the floodlight. “Tissue excised under alchemical conditions. The wound is sealed microseconds after the incision is made. It prevents blood loss, preserves the integrity of the organ.” Quinn’s jaw tightened. “What organ?” “The heart. That’s what they took. Not just the blood. The whole organ.” Chen made a sound low in his throat. “That’s insane. You can’t remove a heart through a slit this small.” “You can’t,” Eva said, standing. “But an arteriomancer can. Or a shade surgeon. It depends on the ritual.” Quinn pinched the bridge of her nose. “We’re not doing ritual. We’re doing murder. This is a crime scene, not a séance.” Eva met her gaze without flinching. “Then explain the compass.” “Explain it.” “It’s a Veil Compass. Crafted by shade artisans. It points toward supernatural rifts. The needle’s spinning because it’s trying to lock onto a portal that’s been closed within the last hour. Someone opened a way in and out of this place without using the doors.” Quinn looked at the wall of brick at the end of the platform. The vibration was still there, faint and steady. She walked to it, pressed her ear against the cold surface. Behind the stone, she heard something — a whisper of air, a drip of water, the distant rustle of movement. She stepped back, her hand flat against the brick. “There’s something behind this wall. Something alive.” Chen’s torch flickered, the beam wavering. “Guv, we’ve got no record of that wall being hollow. The blueprints show solid earth for another forty feet.” Eva moved to stand beside Quinn, her voice low. “The Market moves every full moon. This station — this false platform — it’s an access point. Someone used a bone token to get in, and they left it open on their way out.” Quinn turned, her brown eyes sharp. “You know more than you’re telling me.” “I know that your victim came here looking for something. And whoever he met wasn’t human.” The floodlight flickered again, this time dying completely. In the dark, Quinn felt the vibration grow stronger, the bricks humming under her palm. She heard Chen’s sharp intake of breath, the shuffle of officers’ boots on the platform. “Get the lights,” she said, her voice steady. “And get me a hammer.” When the floodlight sputtered back to life, the brick wall was gone. In its place stood a narrow passage, its walls lined with cold, damp stone. The tunnel stretched into a darkness that swallowed the light. Quinn looked at Eva, whose face had gone still. “The Market,” Eva whispered. “It’s welcoming you.” Quinn pulled the Veil Compass from the evidence bag. The needle had stopped spinning. It pointed straight into the dark of the passage, steady as a heartbeat.
created_at"2026-04-25T14:00:51.101Z" 4/25/2026, 2:00:51 PM
model"deepseek/deepseek-v4-flash-20260423"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency802
moderation_latency(null)
generation_time30230
tokens_prompt1149
tokens_completion2287
native_tokens_prompt1033
native_tokens_completion1932
native_tokens_completion_images(null)
native_tokens_reasoning0
native_tokens_cached128
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"
usage0.000671244
router(null)
provider_responses
0
endpoint_id"722e0746-2034-4d6e-a08f-e6271849ee9e"
id"7856c9ab-7817-470b-9bc7-2a51f8d3e0b6"
is_byokfalse
latency369
model_permaslug"deepseek/deepseek-v4-flash-20260423"
provider_name"DeepSeek"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1777125651-CZmtvoUlaKUx2k1aTLJL"
session_id(null)
api_type"completions"
id"gen-1777125651-2DSBKtYiAoFyL2IU8ifZ"
upstream_id"7856c9ab-7817-470b-9bc7-2a51f8d3e0b6"
total_cost0.000671244
cache_discount0.000014336
upstream_inference_cost0
provider_name"DeepSeek"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
100.00% Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags11
adverbTagCount0
adverbTags(empty)
dialogueSentences50
tagDensity0.22
leniency0.44
rawRatio0
effectiveRatio0
92.82% AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount1393
totalAiIsmAdverbs2
found
0
adverb"completely"
count2
highlights
0"completely"
60.00% AI-ism character names
Target: 0 AI-default names (17 tracked, −20% each)
codexExemptions(empty)
found
0"Chen"
1"Marcus"
100.00% AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions(empty)
found(empty)
64.11% AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount1393
totalAiIsms10
found
0
word"blown wide"
count1
1
word"footsteps"
count1
2
word"echoing"
count1
3
word"etched"
count1
4
word"scanning"
count1
5
word"standard"
count1
6
word"whisper"
count1
7
word"flickered"
count2
8
word"wavering"
count1
highlights
0"blown wide"
1"footsteps"
2"echoing"
3"etched"
4"scanning"
5"standard"
6"whisper"
7"flickered"
8"wavering"
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
narrationSentences78
matches(empty)
100.00% Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount1
hedgeCount0
narrationSentences78
filterMatches
0"watch"
hedgeMatches(empty)
100.00% Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences118
gibberishSentences0
adjustedGibberishSentences0
longSentenceCount0
runOnParagraphCount0
giantParagraphCount0
wordSaladCount0
repetitionLoopCount0
controlTokenCount0
repeatedSegmentCount0
maxSentenceWordsSeen45
ratio0
matches(empty)
100.00% Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans0
markdownWords0
totalWords1404
ratio0
matches(empty)
100.00% Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions11
unquotedAttributions0
matches(empty)
33.33% Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions44
wordCount799
uniqueNames11
maxNameDensity2.13
worstName"Quinn"
maxWindowNameDensity4
worstWindowName"Quinn"
discoveredNames
Tube1
Camden1
Detective1
Harlow1
Quinn17
London1
Marcus1
Chen9
Eva10
Veil1
Compass1
persons
0"Camden"
1"Harlow"
2"Quinn"
3"Marcus"
4"Chen"
5"Eva"
places
0"London"
globalScore0.436
windowScore0.333
100.00% Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences63
glossingSentenceCount0
matches(empty)
100.00% "Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches1
per1kWords0.712
wordCount1404
matches
0"not footprints, but something narrower"
100.00% Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount0
totalSentences118
matches(empty)
100.00% Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs57
mean24.63
std16.13
cv0.655
sampleLengths
057
157
252
35
428
524
613
722
88
97
1056
1111
121
1331
1430
1548
1627
1719
1818
1934
2014
2112
2225
2332
2422
2511
2635
279
2837
294
3026
3118
3246
3322
347
3568
363
3735
385
3913
4020
4118
4222
4310
442
4545
4652
4716
4825
4943
87.27% Passive voice overuse
Target: ≤2% passive sentences
passiveCount4
totalSentences78
matches
0"been parted"
1"been sealed"
2"was streaked"
3"was gone"
100.00% Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount1
totalVerbs138
matches
0"was arguing"
70.22% Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount3
semicolonCount0
flaggedSentences3
totalSentences118
ratio0.025
matches
0"She straightened and examined the man’s hands — soft, uncalloused, a wedding ring gold and polished."
1"A single line of faint impressions caught her eye — not footprints, but something narrower."
2"Behind the stone, she heard something — a whisper of air, a drip of water, the distant rustle of movement."
100.00% Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount723
adjectiveStacks0
stackExamples(empty)
adverbCount16
adverbRatio0.022130013831258646
lyAdverbCount3
lyAdverbRatio0.004149377593360996
100.00% Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences118
echoCount0
echoWords(empty)
100.00% Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences118
mean11.9
std8.05
cv0.676
sampleLengths
029
117
211
317
417
514
69
710
813
916
1013
115
1212
1316
1424
156
167
1722
188
194
203
2111
2214
239
248
252
262
2710
2811
291
3031
3123
327
337
3415
3515
3611
377
381
3919
4019
412
4216
4311
4415
458
4610
474
4812
495
65.25% Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats3
diversityRatio0.4067796610169492
totalSentences118
uniqueOpeners48
46.95% Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount1
totalSentences71
matches
0"Just the sharp, hungry look"
ratio0.014
100.00% Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount18
totalSentences71
matches
0"She ducked under the police"
1"She straightened and examined the"
2"His eyes were open, fixed"
3"He’d been her partner for"
4"She walked the perimeter, her"
5"She knelt, running her palm"
6"she asked, more to herself"
7"She followed them to the"
8"She pressed her palm against"
9"He held up a small"
10"She took the bag, turning"
11"She handed it back"
12"She crouched, her fingers hovering"
13"She walked to it, pressed"
14"She stepped back, her hand"
15"She heard Chen’s sharp intake"
16"she said, her voice steady"
17"It pointed straight into the"
ratio0.254
37.46% Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount60
totalSentences71
matches
0"The abandoned Tube station beneath"
1"She ducked under the police"
2"The air hung thick and"
3"The victim’s throat had been"
4"Quinn crouched, running a gloved"
5"The flesh had been parted"
6"She straightened and examined the"
7"His eyes were open, fixed"
8"DS Marcus Chen stepped forward"
9"He’d been her partner for"
10"Quinn nodded, pointed to the"
11"Chen’s pen stopped moving."
12"She walked the perimeter, her"
13"The station had been sealed"
14"She knelt, running her palm"
15"Someone had swept this place"
16"she asked, more to herself"
17"Chen shone his torch down"
18"Quinn’s gaze drifted to the"
19"A single line of faint"
ratio0.845
0.00% Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount0
totalSentences71
matches(empty)
ratio0
100.00% Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences38
technicalSentenceCount1
matches
0"She crouched, her fingers hovering over the wound without touching."
0.00% Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags11
uselessAdditionCount5
matches
0"she asked, more to herself than to Chen"
1"the woman said, her voice sharp"
2"Eva walked, her satchel swinging against her hip"
3"She heard, the shuffle of officers’ boots on the platform"
4"she said, her voice steady"
100.00% Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags7
fancyCount1
fancyTags
0"Eva whispered (whisper)"
dialogueSentences50
tagDensity0.14
leniency0.28
rawRatio0.143
effectiveRatio0.04
81.9139%