NC Bench
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Run: 2026-02-17-01KHMPFHD3VHEZEFGJ9QG9VGHC
Run Details
Model:
Llama 3.1 Nemotron 70B
Test:
Bad Writing Habits
Scenario:
Thriller: chase through city streets
Duration:
32.7s
Cost:
$0.002215
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 deserted Soho streets, casting a misty veil over the neon signs that normally illuminated the area. Detective Harlow Quinn squinted through the downpour, her eyes fixed on the figure darting ahead. Tomás Herrera, her suspect, had proven more elusive than she'd anticipated. Eighteen years on the force had taught her to trust her instincts, and e
very
fiber
screamed that Herrera
was connected
to the string of inexplicable cases plaguing the city. As she pounded the pavement, her worn leather
watch
slipped down her wrist, its familiar
weight
a comforting presence. Quinn's military-honed bearing propelled her forward, her sharp jaw set in determination. She'd lost her partner, DS Morris, in a case that had left more questions than answers – and an insatiable hunger for the truth. Tonight, she
was determined
to uncover at least one piece of the puzzle. Herrera vanished around a corner, and Quinn followed, her closely cropped salt-and-pepper hair plastered to her scalp. Water dripped from her eyebrows as she skidded onto Charing Cross Road. The suspect's dark form reappeared, weaving through the late-night crowd with an ease that suggested familiarity. Quinn's
eyes narrowed
; where was he headed? A
flicker
of green neon caught her attention: The Raven's Nest. Silas' bar was a known watering hole for the city's more...unsavory elements. Quinn's gut told her Herrera wouldn't dare lead her into a public place, unless...unless he had a way out. She quickened her pace, just as Herrera tossed a careless glance over his shoulder and ducked into the alley beside the bar. The alley's darkness swallowed him whole. Quinn hesitated, her hand resting on the pepper spray clipped to her belt. Something didn't add up. This wasn't a desperate suspect's frantic attempt to escape; it was
calculated
, almost...inviting. A shiver danced down her spine as she stepped into the alley, the only sound the patter of rain on wet pavement. Ahead, a door materialized from the shadows – the entrance to the abandoned Tube station beneath Camden. The Veil Market's rumored location, though Quinn had never been able to pinpoint it. Her heart rate spiked; this was the stuff of whispered legends, a hidden world she'd only glimpsed in the wakes of bizarre crimes. Herrera's olive-toned skin was visible for a fleeting moment as he descended into the unknown. A bone token, the market's eerie entry requirement, flashed in his hand before disappearing into the depths. Quinn's thoughts racing, she hesitated at the threshold. E
very
ounce of training screamed at her to call for backup, to surround the area, and wait for the dawn. But the memory of DS Morris's haunting, unexplained fate kept her rooted to the spot. Taking a deep breath, Quinn followed Herrera into the abyss, the door creaking shut behind her. The air grew thick with the scent of damp earth and something else...something acrid, like burned sugar. She fumbled for her phone, but the screen remained stubbornly dark – no signal. The only light emanated from
flicker
ing torches, casting eerie silhouettes on the walls as the market's sounds
began to
unfurl: hushed bartering, the clinking of strange wares, and the soft, mournful wail of a lone violin. Quinn's eyes adjusted
slowly
to the dim illumination. The market's patrons were a mix of the bizarre and the terrifying – creatures that shouldn't exist, humans with eyes that
shimmered
like the moon. She kept her gaze locked on Herrera's retreating back, her hand resting on the pepper spray, now a woefully inadequate comfort. As she wove through the crowd, a hand brushed against hers, depositing a small, cool object into her palm – a bone token, identical to Herrera's. A low, raspy voice whispered, "Welcome, Detective. You're just in time for the main event." The owner of the voice vanished into the throng before she could react. Quinn's grip on the token tightened. This was no longer a simple pursuit; she'd stumbled into a realm where the rules were writ in shadow and blood. With each step, the detective felt the familiar world receding, like the ebbing tide. Yet, she pressed on, driven by the haunting memory of her lost partner and the infuriating suspicion that Tomás Herrera was merely a thread in a far more
sinister
tapestry
. Ahead, Herrera's dark form paused at the edge of a makeshift stage, where a lone figure shrouded in hooded shadows waited. The violin's lament soared, entwining with the
anticipation
that hung heavy as the mist that shrouded the city above. Quinn's heart pounded in counterpoint, her thoughts reduced to a single, chilling certainty: she was
being led
deeper into the heart of the unknown, further from the world she understood – and the only way out might be through the
very
darkness itself.
created_at
"2026-02-17T02:22:47.904987+00:00"
2/17/2026, 2:22:47 AM
model
"nvidia/llama-3.1-nemotron-70b-instruct"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
237
moderation_latency
(null)
generation_time
32592
tokens_prompt
959
tokens_completion
1220
native_tokens_prompt
817
native_tokens_completion
1029
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
0.0022152
router
(null)
provider_responses
0
id
"cmpl-1e09cdfbeb8848419b75cebd3b149cd6"
status
200
is_byok
false
latency
58
endpoint_id
"d2a33d30-5d41-47d3-a816-1cc067b5a7dd"
provider_name
"DeepInfra"
model_permaslug
"nvidia/llama-3.1-nemotron-70b-instruct"
api_type
"completions"
id
"gen-1771294934-xeOZIQgr07KAb4Tdibod"
upstream_id
"cmpl-1e09cdfbeb8848419b75cebd3b149cd6"
total_cost
0.0022152
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)
74.7155%
AI-ism adverb frequency
Target: <1% AI-ism adverbs (57 tracked)
wordCount
791
totalAiIsmAdverbs
2
found
0
adverb
"slowly"
count
1
1
adverb
"very"
count
1
highlights
0
"slowly"
1
"very"
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)
11.5044%
AI-ism word frequency
Target: <1% AI-ism words (140 tracked)
wordCount
791
totalAiIsms
7
found
0
word
"tapestry"
count
1
1
word
"flicker"
count
1
2
word
"shimmered"
count
1
3
word
"sinister"
count
1
4
word
"calculated"
count
1
5
word
"anticipation"
count
1
6
word
"weight"
count
1
highlights
0
"tapestry"
1
"flicker"
2
"shimmered"
3
"sinister"
4
"calculated"
5
"anticipation"
6
"weight"
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 narrowed"
100.0000%
Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells
0
narrationSentences
45
matches
(empty)
100.0000%
Filter word density
Target: ≤12% sentences with filter/hedge words
filterCount
1
hedgeCount
1
narrationSentences
45
filterMatches
0
"watch"
hedgeMatches
0
"began to"
100.0000%
Overuse of "that" (subordinate clause padding)
Target: ≤10% sentences with "that" clauses
thatCount
1
totalSentences
45
matches
0
"screamed that Herrera"
5.2838%
Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs
12
mean
66
std
11.12
cv
0.168
sampleLengths
0
76
1
68
2
52
3
64
4
58
5
54
6
75
7
83
8
54
9
54
10
71
11
83
88.8889%
Passive voice overuse
Target: ≤5% passive sentences
passiveCount
3
totalSentences
45
matches
0
"was connected"
1
"was determined"
2
"being led"
100.0000%
Past progressive (was/were + -ing) overuse
Target: ≤10% past progressive verbs
pastProgressiveCount
0
totalVerbs
119
matches
(empty)
100.0000%
Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount
781
adjectiveStacks
0
stackExamples
(empty)
adverbCount
23
adverbRatio
0.029449423815621
lyAdverbCount
10
lyAdverbRatio
0.012804097311139564
100.0000%
Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences
45
echoCount
0
echoWords
(empty)
100.0000%
Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences
45
mean
17.6
std
7.79
cv
0.442
sampleLengths
0
21
1
15
2
11
3
29
4
19
5
12
6
24
7
13
8
17
9
12
10
16
11
7
12
11
13
12
14
19
15
22
16
6
17
13
18
4
19
13
20
22
21
17
22
14
23
23
24
15
25
17
26
8
27
20
28
15
29
16
30
17
31
14
32
36
33
8
34
25
35
21
36
26
37
28
38
6
39
21
40
14
41
30
42
21
43
19
44
43
81.4815%
Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats
0
diversityRatio
0.4888888888888889
totalSentences
45
uniqueOpeners
22
0.0000%
Dialogue tag variety (said vs. fancy)
Target: ≤30% fancy dialogue tags
totalTags
1
fancyCount
1
fancyTags
0
"A low, raspy voice whispered, The owner of the voice vanished into the throng before she could react. (whisper, vanish react)"
80.1102%