NC Bench
Overview
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Run: 2026-02-17-01KHMR3WAHMJ587AC667WF21VX
Run Details
Model:
Gemini 2.5 Flash
Test:
Bad Writing Habits
Scenario:
Fantasy: entering an ancient ruin
Duration:
13.4s
Cost:
$0.006565
Provider:
Google AI Studio
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="4412" name="Aurora Carter" aliases="Rory, Laila, Aurora, Carter, Malphora" pronouns="she/her" species="Human" storyRole="Protagonist"> <eyeColor>bright blue</eyeColor> <hair>straight shoulder-length black</hair> <height>5'6"</height> <age>25</age> <scar>small crescent-shaped scar on her left wrist from a childhood accident</scar> <description>Aurora, referred to by her friends as Rory, is cool-headed, intelligent, and known for quick out-of-the-box thinking.</description> <backstory>Born in Cardiff to an Irish barrister father (Brendan Carter) and Welsh teacher mother (Jennifer Carter née Ellis), Rory reluctantly pursued Pre-Law at Cardiff University. She fled to London at the behest of her childhood friend Eva after leaving an abusive ex named Evan. By day, Rory works part-time as a delivery person for Yu-Fei Cheung's Golden Empress restaurant. She lives in a flat above Silas' bar.</backstory> </character> <character id="4418" name="Nyx" aliases="Nyx, the Shadow, Nightwhisper" pronouns="they/them" species="Shade" storyRole="Wild Card"> <eyeColor>faintly glowing violet</eyeColor> <height>approximately 6'2" in solid form</height> <age>ageless</age> <form>humanoid silhouette of living shadow, can shift between solid and incorporeal</form> <voice>sounds like a whisper carried on the wind</voice> <description>A being of living shadow, existing between the mortal plane and the spaces between realms.</description> <backstory>Nyx was once a human sorcerer named Aldric who became trapped between realms during a failed summoning ritual in 1643. They now exist as a Shade, bound to the mortal plane but able to slip between shadows.</backstory> </character> <character id="4424" name="Isolde Varga" aliases="Isolde, the Seer" pronouns="she/her" species="Half-Fae" storyRole="Oracle"> <eyeColor>pale lavender</eyeColor> <hair>silver, reaching her waist</hair> <height>5'5"</height> <age>300 years old</age> <appearance>ethereal, ageless</appearance> <speech>speaks in riddles</speech> <footprints>leaves no footprints when she walks</footprints> <compulsion>cannot lie (Fae compulsion) but can mislead</compulsion> <description>A Half-Fae seer exiled from the Fae Courts for sharing visions with mortals.</description> <backstory>She now lives in a hidden grove in Richmond Park, offering cryptic prophecies to those who seek her out.</backstory> </character> <location id="853" name="Dymas (Gluttony)" aliases="Dymas, gluttony, Dymasian" realm="Hel" sin="Gluttony"> <ruler>Prince Belphegor</ruler> <skyColor>warm amber</skyColor> <description>A place of excess and indulgence. Sprawling vineyards, orchards, and gardens provide exotic ingredients for master chefs — often helbound souls contracted from Earth. Grand feasts and culinary competitions are common.</description> </location> <location id="861" name="The Fae Grove" aliases="Isolde's grove, Richmond grove, the Grove" realm="Earth (Fae-touched)"> <parkLocation>Richmond Park</parkLocation> <standingStones>ancient oak standing stones mark the boundary</standingStones> <timeBehavior>time moves differently — an hour inside can be minutes or days outside</timeBehavior> <flora>wildflowers bloom year-round</flora> <description>A hidden clearing that exists in a pocket between Earth and the Fae realm.</description> </location> <item id="2001" name="Heartstone Pendant" aliases="the pendant, Heartstone" type="Artifact" origin="Dymas"> <gemstoneColor>deep crimson</gemstoneColor> <chainMaterial>silver chain</chainMaterial> <size>roughly the size of a thumbnail</size> <behavior>pulses faintly with warmth when near a Hel portal</behavior> <glow>faint inner glow</glow> <description>Given to Aurora by an unknown benefactor.</description> </item> <item id="2006" name="Fae-Forged Blade" aliases="the Fae blade, Isolde's gift" type="Weapon" origin="The Fae Courts"> <material>moonsilver</material> <shape>slender, leaf-shaped dagger</shape> <temperature>always cold to the touch</temperature> <glow>faintly luminescent in moonlight</glow> <power>can cut through magical wards; particularly effective against demons</power> <givenTo>given to Aurora by Isolde as a gift</givenTo> <description>A weapon of the Fae Courts, rare and highly coveted.</description> </item> <lore id="7001" name="The Veil" aliases="the Veil, the Barrier, the Boundary" category="Cosmology"> <solsticeEffect>weakens during the winter solstice, strengthens during the summer solstice</solsticeEffect> <appearance>faint shimmering distortion visible only to those with supernatural sight</appearance> <monitoring>rift points (tears in the Veil) are monitored by the Wardens</monitoring> <description>The Veil is the metaphysical barrier separating Earth from Hel and the Fae Realms.</description> </lore> </codex> Write a fully fleshed out scene of at least 1000 words in the fantasy genre. A small group enters an ancient, otherworldly place for the first time. The environment is alien and wondrous. Describe their exploration — what they see, hear, and feel as they move deeper. Include moments of discovery, unease, and wonder. Let the world-building emerge through the characters' experience rather than exposition. Use the codex entries above as your world reference for characters, setting, and lore. Only include the prose of the scene without any markdown or commentary.
Model response
Messages
Meta
AI
The air in the Fae Grove felt thick, electric, a strange counterpoint to the absolute stillness of the ancient oak standing stones that marked its boundary. Rory stepped across the threshold, and the familiar scent of damp earth and wildflowers vanished, replaced by something sweeter, crisper – like crushed mint and a distant, unseen rain. Her shoulder-length black hair, usually so resilient against the city’s grime, felt light, almost floaty. "This is it," Nyx’s voice, a whisper carried on the nascent breeze, ghosted past her ear. Rory turned. Nyx, ever the humanoid silhouette of living shadow, stood a head taller than her, their faintly glowing violet eyes tracing the patterns on the ancient oak. They looked almost solid, the edges of their form sharpened by an unfamiliar light that filtered down from above. Isolde, the Half-Fae seer with silver hair that brushed her waist, drifted past them, her pale lavender eyes fixed on a point in the distance. She left no footprints, her
ethereal
form seemingly untouched by the dewy grass. "The veil thins," she murmured, her voice like wind chimes. "What you seek, you may find. What you hide, it will uncover." Rory clutched the Fae-Forged Blade at her hip, its moonsilver surface always cold, a small comfort against a world that was becoming increasingly unhinged. The Heartstone Pendant, a deep crimson gemstone the size of her thumbnail, pulsed faintly against her sternum, a low thrum
echoing
the shift in the air. The warning it offered was usually confined to portals to Hel, not Fae-touched pockets of Earth. "So, what exactly are we looking for?" Rory asked, her voice sounding oddly loud in the pervasive quiet. Isolde glanced back, a faint, knowing smile playing on her lips. "A path forged from starlight, a truth whispered by roots." Rory frowned. "Right. More riddles." They moved deeper into the grove. The wildflowers here were unlike any Rory had ever seen, blooming in impossible colours: blues too deep for the sky, golds that
seemed to
absorb the light rather than reflect it, and reds that bled into shades of violet. They swayed without a breeze, their petals shimmering, alive with a soft inner light. The trees themselves were ancient, their bark smooth as polished stone in some places, gnarled and knotted in others, their branches reaching up to form a canopy so dense that only slivers of the strange, unidentifiable light penetrated to the forest floor. Nyx
seemed to
absorb the shadows, their form becoming less distinct, more a part of the environment. "The Veil… it is different here," they whispered. "More permeable. The energies… chaotic." "Chaotic good, or chaotic bad?" Rory muttered, keeping a hand on her dagger. They walked for what felt like hours, though Rory knew time here was not to be trusted. The air grew warmer, sweeter, carrying the scent of exotic fruits she couldn't name. A stream, its water an impossible shade of amethyst, gurgled by, its banks studded with
luminous
, mossy rocks that pulsed with a gentle light. Rory knelt, scooping a handful of the water. It was cool, incredibly clean, with a faint, sweet tang. When she pulled her hand away, traces of purple
shimmered
on her skin before fading. "Don't drink too much," Isolde advised, her voice soft. "It binds. Slowly, subtly." Rory nodded, wiping her hand on her jeans. "Point taken." The trees
began to
change. Their leaves, once a riot of impossible colours, now shifted towards richer, deeper hues of emerald and sapphire. Fruits grew in extravagant clusters, some glowing with an internal light, others covered in delicate,
crystalline
husks. Rory recognized figs and pomegranates among the alien forms, but these were swollen to twice their natural size, vibrant and impossibly succulent. The scent of them, ripe and heady, was almost overwhelming. "Isolde, what is this place?" Rory asked, a sense of wonder warring with a growing unease. The Heartstone Pendant
was radiating
a stronger warmth now, a low pulse against her skin. Isolde turned, her expression serene. "This grove draws from many wells. The roots grow deep, beyond what you perceive." Her gaze drifted to the glowing fruits. "A taste of Dymas, perhaps." Rory shuddered. Dymas, the realm of Gluttony. Prince Belphegor. She’d heard enough stories from Nyx to
know that realm
was not to be trifled with, its excess a deceptive trap. The idea that this beautiful, tranquil grove might be drawing energy, or even substances, from such a place, was deeply unsettling. "Can we just… find the path?" she urged. As if on cue, the path changed. The ground beneath their feet, once soft earth, now became paved with smooth, iridescent stones that shifted colour with e
very
step. They snaked through groves of trees whose leaves were now a deep, velvety crimson, their trunks spiraling upwards like living corkscrews. Strange, bell-shaped flowers hung from them, chiming
softly
in a breeze that Rory couldn't feel on her skin. Off to the side, Rory saw a patch of what looked like delicate, shimmering threads woven into a curtain. It hummed with a low vibration. She reached out, her fingers brushing the strands. They felt like spun moonlight, cool and impossibly fine. As she touched them, a faint image
flickered
in her mind: a vast, opulent hall, filled with the aroma of roasting meats and exotic spices, laughter
echoing
, and a figure, indistinct but immense, seated on a throne of polished dark wood. The image vanished as
quickly
as it came, leaving a faint sweetness on her tongue. "Did you
feel that?" Rory
asked, pulling her hand back
sharply
. Nyx had solidified again, their attention drawn to the shimmering curtain. "A glimpse," they whispered, their voice filled with a rare intensity. "A memory, perhaps, from the pathways of the Fae." Isolde
seemed to
shimmer as she walked, her silver hair catching the strange light. She pointed to a clearing ahead. "The heart of the grove," she said. "Where time twists and intentions reveal their truth." The clearing
was dominated
by a single, colossal tree, its enormous trunk wider than a small house. Its bark was a
mosaic
of impossible greens and browns, ancient and weathered, yet vibrant with life. Its canopy reached so high that it
seemed to
merge with the glowing sky above, filtering the light into patterns of shifting colours on the ground. At its base, exposed roots, thick as anacondas, coiled and interwove, forming a natural labyrinth. One root, thicker than the others, glowed with a soft, pulsing azure light. "That's it," Rory breathed, a thrill running through her. The Heartstone Pendant now
throbbed
with a steady heat, mirroring the root’s luminescence. They approached the glowing root. It pulsed with a contained energy, a warm, resonant hum that vibrated in Rory’s bones. Nyx stepped closer, their form flickering at the edge of the light. "The raw essence of a convergence point," they stated, their whisper sounding almost reverent. "Where the Veil is thinnest, a doorway." Isolde nodded, her eyes fixed on Rory. "The path lies within. But only for those whose hearts align with its song." Rory felt a pull, an almost irresistible urge to touch the glowing root. It wasn't menacing, but inviting, humming a silent song that
resonated
deep within her. She knelt, her fingers trembling
slightly
as she reached out. The air around the root
shimmered
faintly, like heat haze off asphalt. As her fingertips brushed the smooth, warm surface of the root, a jolt, not of electricity but of pure, concentrated energy, coursed through her arm. Visions exploded behind her eyes. Not fleeting glimpses, but a flood: a towering gate, forged of black iron and adorned with snarling demon heads; an endless desert of rust-coloured sand under a perpetually twilight sky; a vast,
echoing
chamber, where shadowy figures whispered ancient incantations. Then, a sudden, blinding flash of brilliant blue, the light too intense to bear, and a whisper that felt like it came from the
very
core of the Earth: *Malphora*. Rory gasped, recoiling violently, tumbling backward onto the iridescent stones. Her head spun, the visions still
echoing
, a phantom glow behind her eyelids. The Heartstone Pendant on her chest pulsed wildly now, its warmth almost a burning sensation. "Rory! Are you alright?" Nyx was instantly beside her, their shadowy hand hovering, not quite touching her. Isolde watched, her pale lavender eyes seeing something beyond Rory's dazed comprehension. "The root has spoken," she said, calm as still water. "It has presented your journey. And perhaps, a name not yet your own." Rory pushed herself up, rubbing a hand across her forehead. "Malphora?" Her own name, Aurora Carter, felt distant, almost alien. The whisper of ‘Malphora’ had
resonated
deep within her, a name she vaguely recalled from a
fragmented
dream, a forgotten memory. "What
was that? What
did I see?" "The gateways," Isolde explained, gesturing vaguely towards the glowing root. "The places you must eventually reach. And a name given to you by another, long ago perhaps, or yet to be." Rory looked down at the Heartstone, still beating furiously against her chest. "But what does it mean? What path?" Isolde simply smiled, a secret, knowing curve of her lips. "The heart knows its true North. Its pulse guides you, if you listen." The ambient light in the grove
began to
deepen, the impossible colours of the sky shifting towards a richer, more
profound
indigo. The bell-shaped flowers chimed a more insistent, melancholic tune. Time
truly
was an illusion here. "We should go," Nyx urged, their form flickering, becoming more
ephemeral
as the light changed. "The grove shifts with the deepening of the Veil. Remaining too long will make your return… unpredictable." Rory felt the growing pressure in the air, a sense of something vast and ancient stirring around them. The wonders of the grove
were transforming
, becoming less inviting, more
profound
ly alien. The beauty was still there, but
tinged
with a powerful, untamed wildness. She took one last look at the glowing root, its azure light pulsing like a silent heart. The whisper of ‘Malphora’ still
echoed
in her mind, a seed planted, a question irrevocably asked. She had entered the grove seeking a path, and it had given her a name, a vision, and more questions than answers. This Fae-touched pocket of Earth, pulling from the gluttony of Dymas and powered by the raw energy of the Veil, was far more than she had anticipated. As they began their egress, retracing their steps along the iridescent path, Rory felt the
weight
of her new knowledge, a strange, exhilarating fear mingled with an
unwavering
determination. The world was bigger, stranger, and more dangerous than she had ever imagined, and she was, undeniably, a part of it now. The Fae-Forged Blade at her hip felt colder, heavier, a direct line to a truth she had only just begun to uncover.
created_at
"2026-02-17T02:51:03.388459+00:00"
2/17/2026, 2:51:03 AM
model
"google/gemini-2.5-flash"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
489
moderation_latency
(null)
generation_time
13396
tokens_prompt
1590
tokens_completion
2804
native_tokens_prompt
1593
native_tokens_completion
2435
native_tokens_completion_images
0
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
0.0065654
router
(null)
provider_responses
0
status
200
is_byok
false
latency
489
endpoint_id
"16c01e26-9b91-4d22-b487-ed35634b017d"
provider_name
"Google AI Studio"
model_permaslug
"google/gemini-2.5-flash"
api_type
"completions"
id
"gen-1771296649-8YBUt0l5xTs7vGotS9kI"
upstream_id
(null)
total_cost
0.0065654
cache_discount
(null)
upstream_inference_cost
0
provider_name
"Google AI Studio"
Evaluation details
Result
Evaluator
Details
Meta Data
70.8333%
Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags
16
adverbTagCount
3
adverbTags
0
"they stated, their whisper sounding almost reverent [almost]"
1
"Isolde explained, gesturing vaguely towards the glowing root [vaguely]"
2
"Nyx urged, their form flickering, becoming more ephemeral as the light changed [more]"
61.3687%
AI-ism adverb frequency
Target: <1% AI-ism adverbs (57 tracked)
wordCount
1812
totalAiIsmAdverbs
7
found
0
adverb
"quickly"
count
1
1
adverb
"sharply"
count
1
2
adverb
"slightly"
count
1
3
adverb
"slowly"
count
1
4
adverb
"softly"
count
1
5
adverb
"truly"
count
1
6
adverb
"very"
count
1
highlights
0
"quickly"
1
"sharply"
2
"slightly"
3
"slowly"
4
"softly"
5
"truly"
6
"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)
0.0000%
AI-ism word frequency
Target: <1% AI-ism words (140 tracked)
wordCount
1812
totalAiIsms
21
found
0
word
"ethereal"
count
1
1
word
"ephemeral"
count
1
2
word
"luminous"
count
1
3
word
"crystalline"
count
1
4
word
"mosaic"
count
1
5
word
"tinged"
count
1
6
word
"throbbed"
count
1
7
word
"resonated"
count
2
8
word
"flickered"
count
1
9
word
"shimmered"
count
2
10
word
"unwavering"
count
1
11
word
"profound"
count
1
12
word
"fragmented"
count
1
13
word
"weight"
count
1
14
word
"echoed"
count
1
15
word
"echoing"
count
4
highlights
0
"ethereal"
1
"ephemeral"
2
"luminous"
3
"crystalline"
4
"mosaic"
5
"tinged"
6
"throbbed"
7
"resonated"
8
"flickered"
9
"shimmered"
10
"unwavering"
11
"profound"
12
"fragmented"
13
"weight"
14
"echoed"
15
"echoing"
100.0000%
Cliche density
Target: ≤1 cliche(s) per 800-word window
totalCliches
0
maxInWindow
0
found
(empty)
highlights
(empty)
100.0000%
Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells
0
narrationSentences
108
matches
(empty)
100.0000%
Filter word density
Target: ≤12% sentences with filter/hedge words
filterCount
0
hedgeCount
6
narrationSentences
108
filterMatches
(empty)
hedgeMatches
0
"seemed to"
1
"began to"
100.0000%
Overuse of "that" (subordinate clause padding)
Target: ≤10% sentences with "that" clauses
thatCount
3
totalSentences
125
matches
0
"know that realm"
1
"feel that?\" Rory"
2
"was that? What"
100.0000%
Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs
41
mean
44
std
27.49
cv
0.625
sampleLengths
0
70
1
63
2
60
3
66
4
18
5
21
6
5
7
101
8
30
9
13
10
88
11
13
12
10
13
72
14
31
15
31
16
51
17
8
18
67
19
98
20
11
21
31
22
35
23
88
24
22
25
53
26
21
27
49
28
100
29
38
30
17
31
35
32
48
33
31
34
19
35
23
36
37
37
32
38
43
39
82
40
73
100.0000%
Passive voice overuse
Target: ≤5% passive sentences
passiveCount
1
totalSentences
108
matches
0
"was dominated"
100.0000%
Past progressive (was/were + -ing) overuse
Target: ≤10% past progressive verbs
pastProgressiveCount
2
totalVerbs
237
matches
0
"was radiating"
1
"were transforming"
84.9152%
Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount
1568
adjectiveStacks
1
stackExamples
0
"Strange, bell-shaped flowers"
adverbCount
79
adverbRatio
0.05038265306122449
lyAdverbCount
30
lyAdverbRatio
0.01913265306122449
100.0000%
Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences
125
echoCount
0
echoWords
(empty)
100.0000%
Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences
125
mean
14.43
std
8.1
cv
0.561
sampleLengths
0
26
1
29
2
15
3
16
4
2
5
26
6
19
7
25
8
13
9
10
10
12
11
24
12
26
13
16
14
18
15
11
16
10
17
2
18
3
19
6
20
39
21
14
22
42
23
17
24
8
25
5
26
13
27
17
28
14
29
24
30
8
31
10
32
15
33
9
34
4
35
8
36
2
37
5
38
18
39
17
40
22
41
10
42
16
43
15
44
5
45
21
46
5
47
2
48
5
49
2
45.6000%
Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats
8
diversityRatio
0.312
totalSentences
125
uniqueOpeners
39
3.1250%
Dialogue tag variety (said vs. fancy)
Target: ≤30% fancy dialogue tags
totalTags
16
fancyCount
11
fancyTags
0
"Nyx’s voice, a whisper carried on the nascent breeze, ghosted past her ear (carry on ghost)"
1
"she murmured, her voice like wind chimes (murmur)"
2
"they whispered (whisper)"
3
"muttered (mutter)"
4
"Isolde advised, her voice soft (advise)"
5
"urged (urge)"
6
"they whispered, their voice filled with a rare intensity (whisper, fill)"
7
"Rory breathed, a thrill running through her (breathe, run through)"
8
"they stated, their whisper sounding almost reverent (state, sound almost)"
9
"Isolde explained, gesturing vaguely towards the glowing root (explain, gesture vaguely)"
10
"Nyx urged, their form flickering, becoming more ephemeral as the light changed (urge, flicker, become more change)"
80.3437%