NC Bench
Overview
About
Tests
Models
Vendors
Run: 2026-02-17-01KHMPDB159NR23RERHHQG0GYJ
Run Details
Model:
Llama 3.1 70B
Test:
Bad Writing Habits
Scenario:
Thriller: chase through city streets
Duration:
27.3s
Cost:
$0.000758
Provider:
DeepInfra
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
Messages
Meta
AI
Rain lashed down on the city streets like a malevolent entity, shrouding the concrete jungle in a misty veil. Detective Harlow Quinn sprinted through the downpour, her eyes fixed on the fleeing figure of Tomás Herrera. She had been tracking him for blocks, her feet pounding the wet pavement in a relentless pursuit. Quinn's sharp jaw was set in a determined line as she gained on her quarry. Herrera darted between pedestrians, using his agility to evade her grasp. The detective was no stranger to chasing down suspects, but there was something about Herrera that didn't add up. His eyes
seemed to
gleam with an
otherworldly
intensity, even in the dim light of the city's streetlamps. As they turned a corner onto Camden High Street, the neon signs of the local shops and bars reflected off the wet pavement like a riot of colorful mirrors. Herrera
suddenly
veered off the main road, disappearing into the mouth of a narrow alleyway. Quinn followed, her hand instinctively going to the holstered gun on her hip. The alleyway was a dimly lit tunnel of dripping eaves and trash-strewn pavement. Quinn's eyes adjusted
slowly
to the darkness, and she picked up Herrera's trail once more. He led her on a wild goose chase, dodging between dumpsters and leaping over puddles with an ease that belied his age. As they reached the end of the alleyway, Herrera vanished into a nondescript doorway. Quinn hesitated for a heartbeat, her mind racing with the implications. She had been tracking Herrera in connection with a string of bizarre occurrences in the city – occurrences that hinted at a supernatural connection. The doorway was unmarked, but a small symbol
etched
into the wall
seemed to
pulse with a faint, eerie glow. Quinn's instincts screamed at her to back off, to call for backup and let the experts handle it. But her gut told her that Herrera was the key to
unraveling
the mystery, and she couldn't let him slip away. She took a deep breath, mentally preparing herself for the unknown, and stepped through the doorway. A narrow stairway led down into darkness, the air thick with the smell of damp earth and decay. Quinn's heart rate quickened as she descended, her hand on the grip of her gun. The stairs opened up into a vast underground chamber, the ceiling lost in darkness. The room was crowded with stalls and vendors, the air thick with the smells of exotic spices and something else – something acrid and unnatural. Quinn's
eyes widened
as she took in the scene before her. This was no ordinary market. The vendors
were hawking
everything from rare, glowing artifacts to strange, pulsating substances that
seemed to
defy the laws of nature. The patrons were an eclectic mix of humans and... others. Creatures that didn't quite fit into the natural world. Herrera was nowhere to be seen, but Quinn spotted a glimmer of movement out of the corner of her eye. She pushed through the crowd, her eyes scanning the stalls for any sign of her quarry. A vendor called out to her, offering her a taste of " dragon's breath" – a substance that
seemed to
burn with an inner fire. Quinn ignored him, her focus solely on finding Herrera. As she
navigated
the crowded market, Quinn
began to
realize the true extent of Herrera's connections. This was no ordinary black market – this was a hub of supernatural activity, a place where the boundaries between worlds were thin. And Herrera was right at the center of it. Quinn's skin crawled as she
navigated
the winding stalls. She had always known that there were forces beyond human understanding at work in the city, but she had never seen anything like this. The sheer scale of the market, the variety of creatures and goods on display – it was almost overwhelming. And yet, she couldn't shake the feeling that she
was being
watched. That unblinking eyes
were trained
on her from the shadows, waiting for her to make a wrong move. Quinn's hand tightened on her gun, her senses on high alert. As she turned a corner, she spotted Herrera once more. He
was standing
at a stall on the far side of the market, talking to a vendor who
seemed to
be made of shadow and smoke. Quinn's heart quickened as she
realized that she
had to make a decision. She could
try to
blend in, to gather more information before making her move – or she could take Herrera down, right here and now. But as she looked around at the crowded market, Quinn
realized that she
was out of her depth. This was no ordinary place, and she was no ordinary cop. She was a stranger in a strange land, and she needed to tread
carefully
if she was going to make it out alive. Quinn took a deep breath, her mind racing with the implications. She
knew that she
had to be careful, to weigh her options
carefully
before making a move. But as she looked at Herrera, she
knew that she
couldn't back down. She had to see this through, no matter where it led. With a quiet determination, Quinn
began to
make her way through the crowd, her eyes fixed on Herrera's retreating back. She was in this now, and she would see it through to the end.
created_at
"2026-02-17T02:21:30.511576+00:00"
2/17/2026, 2:21:30 AM
model
"meta-llama/llama-3.1-70b-instruct"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
398
moderation_latency
(null)
generation_time
27191
tokens_prompt
959
tokens_completion
1294
native_tokens_prompt
817
native_tokens_completion
1079
native_tokens_completion_images
(null)
native_tokens_reasoning
0
native_tokens_cached
0
num_media_prompt
(null)
num_input_audio_prompt
(null)
num_media_completion
0
num_search_results
(null)
origin
"https://ncbench.com/"
is_byok
false
finish_reason
"stop"
native_finish_reason
"stop"
usage
0.0007584
router
(null)
provider_responses
0
id
"cmpl-466412ed2c74497aa048ab4feeb4f6e6"
status
200
is_byok
false
latency
62
endpoint_id
"036dfa0a-ebbb-4a51-aa90-091a75c2cadb"
provider_name
"DeepInfra"
model_permaslug
"meta-llama/llama-3.1-70b-instruct"
api_type
"completions"
id
"gen-1771294862-7jnvhT2CdnI9Xtyge5nv"
upstream_id
"cmpl-466412ed2c74497aa048ab4feeb4f6e6"
total_cost
0.0007584
cache_discount
(null)
upstream_inference_cost
0
provider_name
"DeepInfra"
Evaluation details
Result
Evaluator
Details
Meta Data
100.0000%
Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags
1
adverbTagCount
0
adverbTags
(empty)
55.1570%
AI-ism adverb frequency
Target: <1% AI-ism adverbs (57 tracked)
wordCount
892
totalAiIsmAdverbs
4
found
0
adverb
"carefully"
count
2
1
adverb
"slowly"
count
1
2
adverb
"suddenly"
count
1
highlights
0
"carefully"
1
"slowly"
2
"suddenly"
100.0000%
AI-ism character names
Target: 0 AI-default names (17 tracked, −20% each)
codexExemptions
(empty)
found
(empty)
100.0000%
AI-ism location names
Target: 0 AI-default location names (33 tracked, −20% each)
codexExemptions
(empty)
found
(empty)
43.9462%
AI-ism word frequency
Target: <1% AI-ism words (140 tracked)
wordCount
892
totalAiIsms
5
found
0
word
"otherworldly"
count
1
1
word
"etched"
count
1
2
word
"navigated"
count
2
3
word
"unraveling"
count
1
highlights
0
"otherworldly"
1
"etched"
2
"navigated"
3
"unraveling"
100.0000%
Cliche density
Target: ≤1 cliche(s) per 800-word window
totalCliches
1
maxInWindow
1
found
0
label
"eyes widened/narrowed"
count
1
highlights
0
"eyes widened"
100.0000%
Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells
0
narrationSentences
56
matches
(empty)
90.0621%
Filter word density
Target: ≤12% sentences with filter/hedge words
filterCount
0
hedgeCount
8
narrationSentences
56
filterMatches
(empty)
hedgeMatches
0
"seemed to"
1
"began to"
2
"try to"
100.0000%
Overuse of "that" (subordinate clause padding)
Target: ≤10% sentences with "that" clauses
thatCount
4
totalSentences
56
matches
0
"realized that she"
1
"realized that she"
2
"knew that she"
3
"knew that she"
31.1015%
Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs
17
mean
52.82
std
13.67
cv
0.259
sampleLengths
0
53
1
63
2
57
3
50
4
49
5
59
6
16
7
72
8
56
9
70
10
48
11
52
12
41
13
74
14
52
15
52
16
34
100.0000%
Passive voice overuse
Target: ≤5% passive sentences
passiveCount
1
totalSentences
56
matches
0
"were trained"
100.0000%
Past progressive (was/were + -ing) overuse
Target: ≤10% past progressive verbs
pastProgressiveCount
3
totalVerbs
145
matches
0
"were hawking"
1
"was being"
2
"was standing"
100.0000%
Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount
890
adjectiveStacks
0
stackExamples
(empty)
adverbCount
20
adverbRatio
0.02247191011235955
lyAdverbCount
9
lyAdverbRatio
0.010112359550561797
100.0000%
Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences
56
echoCount
0
echoWords
(empty)
81.1036%
Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences
56
mean
16.04
std
5.66
cv
0.353
sampleLengths
0
19
1
17
2
17
3
15
4
11
5
19
6
18
7
29
8
15
9
13
10
13
11
15
12
22
13
14
14
11
15
24
16
20
17
18
18
21
19
16
20
18
21
15
22
14
23
25
24
11
25
5
26
21
27
9
28
1
29
9
30
20
31
16
32
25
33
9
34
16
35
23
36
9
37
9
38
24
39
19
40
12
41
18
42
11
43
10
44
26
45
13
46
25
47
18
48
11
49
23
47.0238%
Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats
2
diversityRatio
0.30357142857142855
totalSentences
56
uniqueOpeners
17
100.0000%
Dialogue tag variety (said vs. fancy)
Target: ≤30% fancy dialogue tags
totalTags
1
fancyCount
0
fancyTags
(empty)
85.1997%