NC Bench
Overview
About
Tests
Categories
Models
Vendors
Compare
Run: 2026-09-03-01M1K609800S1QB5XMSV62TR0V
Run Details
Model:
Muse Spark 1.2 (Reasoning, Medium)
Test:
Bad Writing Habits
Scenario:
Thriller: chase through city streets
Duration:
33.6s
Cost:
$0.018992
Provider:
Meta
Evaluation summary
Score
Evaluator
Details Link
100.00%
Adverbs in dialogue tags
(details)
100.00%
AI-ism adverb frequency
(details)
100.00%
AI-ism character names
(details)
100.00%
AI-ism location names
(details)
67.30%
AI-ism word frequency
(details)
100.00%
Cliché density
(details)
100.00%
Emotion telling (show vs. tell)
(details)
100.00%
Filter word density
(details)
100.00%
Gibberish response detection
(details)
100.00%
Markdown formatting overuse
(details)
100.00%
Missing dialogue indicators (quotation marks)
(details)
65.25%
Name drop frequency
(details)
100.00%
Narrator intent-glossing
(details)
100.00%
"Not X but Y" pattern overuse
(details)
100.00%
Overuse of "that" (subordinate clause padding)
(details)
100.00%
Paragraph length variance
(details)
100.00%
Passive voice overuse
(details)
100.00%
Past progressive (was/were + -ing) overuse
(details)
100.00%
Em-dash & semicolon overuse
(details)
100.00%
Purple prose (modifier overload)
(details)
100.00%
Repeated phrase echo
(details)
100.00%
Sentence length variance
(details)
44.51%
Sentence opener variety
(details)
0.00%
Adverb-first sentence starts
(details)
100.00%
Pronoun-first sentence starts
(details)
12.82%
Subject-first sentence starts
(details)
0.00%
Subordinate conjunction sentence starts
(details)
56.65%
Technical jargon density
(details)
100.00%
Useless dialogue additions
(details)
100.00%
Dialogue tag variety (said vs. fancy)
(details)
84.8843%
Overall
Model input
System
You are an expert and award-winning novel writer in the dark Thriller genre. Your readers are hooked on your stories and can't wait to read the book you have in store. <important> - MUST: Start each chapter in medias res (in the middle of action). AVOID talking about the weather, time of day, the position of the sun, or other boring stuff. - The instructions/summary are just a that, a summary. Feel free to add details, stretch sections and add interesting transitions/descriptions/fillers. - When called for it, have fast-paced action, but otherwise take things slow. This is an experience, and not for people with short attention spans. Enjoy the wine, not slurp Red Bull. - Add descriptions when transitioning places/times/etc, or when coming by new places (e.g. a corner shop, a cafe, etc.). But remember: NOT at the start or end of a chapter. - MUST: AVOID ending in internal monologue, reminiscing or waiting for the next day. A good chapter end is when we're ending right when shit hits the fan. We want to have the reader be excited for what comes next. So no reminiscing, contemplating or summarizing the day. It's popcorn time! </important>
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="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> <proseGuidelines> <styleGuide> - Write in past tense and use British English spelling and grammar - Keep a Flesch reading ease score of 60 - Respect the the Royal Order of Adjectives: The order is: opinion, size, age, shape, color, origin, material, purpose, followed by the noun itself (e.g., "a lovely little old rectangular green French silver whittling knife") - Respect the ablaut reduplication rule (e.g. tick-tock, flip-flop) - Write in active voice - Passive voice: <bad>The book was read by Sarah.</bad> - Active voice: <good>Sarah read the book.</good> - Reduce the use of passive verbs - <bad>For a moment, I was tempted to throw in the towel.</bad> - <good>For a moment, I felt tempted to throw in the towel.</good> - Avoid misplaced modifiers that can cause confusion when starting with "-ing" words: - <bad>Considering going to the store, the empty fridge reflected in Betty's eyes.</bad> - <good>Betty stared into the empty fridge. It was time to go to the store.</good> - Avoid redundant adverbs that state the obvious meaning already contained in the verb: - <bad>She whispered quietly to her mom.</bad> - <good>She whispered to her mom.</good> - Use stronger, more descriptive verbs over weak ones: - <bad>Daniel drove quickly to his mother's house.</bad> - <good>Daniel raced to his mother's house.</good> - Omit adverbs that don't add solid meaning like "extremely", "definitely", "truly", "very", "really": - <bad>The movie was extremely boring.</bad> - <good>The movie was dull.</good> - Use adverbs to replace clunky phrasing when they increase clarity: - <bad>He threw the bags into the corner in a rough manner.</bad> - <good>He threw the bags into the corner roughly.</good> - Avoid making simple thoughts needlessly complex: - <bad>After I woke up in the morning the other day, I went downstairs, turned on the stove, and made myself a very good omelet.</bad> - <good>I cooked a delicious omelet for breakfast yesterday morning.</good> - Never backload sentences by putting the main idea at the end: - <bad>I decided not to wear too many layers because it's really hot outside.</bad> - <good>It's sweltering outside today, so I dressed light.</good> - Omit nonessential details that don't contribute to the core meaning: - <bad>It doesn't matter what kind of coffee I buy, where it's from, or if it's organic or not—I need to have cream because I really don't like how the bitterness makes me feel.</bad> - <good>I add cream to my coffee because the bitter taste makes me feel unwell.</good> - Always follow the "show, don't tell" principle. For instance: - Telling: <bad>Michael was terribly afraid of the dark.</bad> - Showing: <good>Michael tensed as his mother switched off the light and left the room.</good>- Telling: <bad>I walked through the forest. It was already Fall, and I was getting cold.</bad> - Showing: <good>Dry orange leaves crunched under my feet. I pulled my coat's collar up and rubbed my hands together.</good>- Add sensory details (sight, smell, taste, sound, touch) to support the "showing" (but keep an active voice) - <bad>The room was filled with the scent of copper.</bad> - <good>Copper stung my nostrils. Blood. Recent.</good> - Use descriptive language more sporadically. While vivid descriptions are engaging, human writers often use them in bursts rather than consistently throughout a piece. When adding them, make them count! Like when we transition from one location to the next, or someone is reminiscing their past, or explaining a concept/their dream... - Avoid adverbs and clichés and overused/commonly used phrases. Aim for fresh and original descriptions. - Avoid writing all sentences in the typical subject, verb, object structure. Mix short, punchy sentences with long, descriptive ones. Drop fill words to add variety. Like so: <good>Locked. Seems like someone doesn't want his secrets exposed. I can work with that.</good> - Convey events and story through dialogue. It is important to keep a unique voice for every character and make it consistent. - Write dialogue that reveals characters' personalities, motivations, emotions, and attitudes in an interesting and compelling manner - Leave dialogue unattributed. If needed, only use "he/she said" dialogue tags and convey people's actions or face expressions through their speech. Dialogue always is standalone, never part of a paragraph. Like so: - <bad>"I don't know," Helena said nonchalantly, shrugging her shoulders</bad> - <good>"No idea" "Why not? It was your responsibility"</good> - Avoid boring and mushy dialog and descriptions, have dialogue always continue the action, never stall or include unnecessary fluff. Vary the descriptions to not repeat yourself. Avoid conversations that are just "Let's go" "yes, let's" or "Are you ready?" "Yes I'm ready". Those are not interesting. Think hard about every situtation and word of text before writing dialogue. If it doesn't serve a purpose and it's just people talking about their day, leave it. No one wants to have a normal dinner scene, something needs to happen for it to be in the story. Words are expensive to print, so make sure they count! - Put dialogue on its own paragraph to separate scene and action. - Use body language to reveal hidden feelings and implied accusations- Imply feelings and thoughts, never state them directly - NEVER use indicators of uncertainty like "trying" or "maybe" - NEVER use em-dashes, use commas for asides instead </styleGuide> <voiceGuide> Each character in the story needs to have distinct speech patterns: - Word choice preferences - Sentence length tendencies - Cultural/educational influences - Verbal tics and catchphrases Learn how each person talks and continue in their style, and use their Codex entries as reference. <examples> - <bad>"We need to go now." "Yes, we should leave." "I agree."</bad> <good>"Time's up." "Indeed, our departure is rather overdue." "Whatever, let's bounce."</good> - Power Dynamic Example: <bad> "We need to discuss the contract." "Yes, let's talk about it." "I have concerns." </bad> <good> "A word about the contract." "Of course, Mr. Blackwood. Whatever you need." "The terms seem..." A manicured nail tapped the desk. "Inadequate." "I can explain every-" "Can you?" </good> </examples> </voiceGuide> <dialogueFlow> When writing dialogue, consider that it usually has a goal in mind, which gives it a certain flow. Make dialogue sections also quite snappy in the back and forth, and don't spread the lines out as much. It's good to have details before, after, or as a chunk in-between, but we don't want to have a trail of "dialogue breadcrumbs" spread throughout a conversation. <examples> - Pattern 1 - Question/Deflection/Revelation: <good> "Where were you last night?" "Work. The usual." "Lipstick's an interesting shade for spreadsheets." </good> - Pattern 2 - Statement/Contradiction/Escalation: <good> "Your brother's clean." "Tommy doesn't touch drugs." "I'm holding his tox screen." </good> - Pattern 3 - Observation/Denial/Truth: <good> "That's a new watch." "Birthday gift." "We both know what birthdays mean in this business." </good> - Example - A Simple Coffee Order: <bad> "I'll have a coffee." "What size?" "Large, please." </bad> <good> "Black coffee.""Size?""Large. Been a long night." "That bodega shooting?" "You watch too much news." "My brother owns that store." </good> This short exchange: - Advances plot (reveals connection to crime) - Shows character (cop working late) - Creates tension (unexpected connection) - Sets up future conflict (personal stake) - Example - Dinner Scene: <bad> "Pass the salt." "Here you go." "Thanks." </bad> <good> "Salt?" "Perfect as is. Mother's recipe." "Mother always did prefer... bland things." "Unlike your first wife?" </good> - Example - Office Small Talk: <bad> "Nice weather today." "Yes, very nice." "Good for golf." </bad> <good> "Perfect golf weather." "Shame about your membership." "Temporary suspension. Board meets next week." "I know. I called the vote." </good> </examples> </dialogueFlow> <subtextGuide> - Layer dialogue with hidden meaning: <bad>"I hate you!" she yelled angrily.</bad> <good>"I made your favorite dinner." The burnt pot sat accusingly on the stove.</good> - Create tension through indirect communication: <bad>"Are you cheating on me?"</bad> <good>"Late meeting again?" The lipstick stain on his collar caught the light.</good> <examples> - Example 1 - Unspoken Betrayal: <bad> "Did you tell them about our plans?" "No, I would never betray you." "I don't believe you." </bad> <good> "Funny. Johnson mentioned our expansion plans today." "The market's full of rumors." "Mentioned the exact numbers, actually." The pen in his hand snapped. </good> - Example 2 - Failed Marriage: <bad> "You're never home anymore." "I have to work late." "I miss you." </bad> <good> "Your dinner's in the microwave. Again." "Meetings ran long." "They always do." She folded the same shirt for the third time. </good> - Example 3 - Power Struggle: <bad> "You can't fire me." "I'm the boss." "I'll fight this." </bad> <good> "That's my father's nameplate you're sitting behind." "Was." "The board meeting's on Thursday." </good> </examples> </subtextGuide> <sceneDetail> While writing dialogue makes things more fun, sometimes we need to add detail to not have it be a full on theatre piece. <examples> - Example A (Power Dynamic Scene) <good> "Where's my money?" The ledger snapped shut. "I need more time." "Interesting." He pulled out a familiar gold pocket watch. My mother's. "Time is exactly what you bargained with last month." "That was different-" "Was it?" The watch dangled between us. "Four generations of O'Reillys have wound this every night. Your mother. Your grandmother. Your great-grandmother.Shall we see who winds it next?" </good> - Example B (Action Chase) It's much better to be in the head of the character experiencing it, showing a bit of their though-process, mannerisms and personality: <good> Three rules for surviving a goblin chase in Covent Garden: Don't run straight. Don't look back. Don't let them herd you underground. I broke the first rule at Drury Lane. Rookie mistake. The fruit cart I dodged sailed into the wall behind me. Glass shattered. Someone screamed about insurance. *Tourist season's getting rough*, the scream seemed to say. Londoners adapt fast. "Oi! Market's closed!" The goblin's accent was pure East End. They're evolving. Learning. I spotted the Warren Street tube station sign ahead. *Shit.* There went rule three. </good> - Example C (Crime Scene Investigation) <good> "Greek." Davies snapped photos of the symbols. "No, wait. Reverse Greek." "Someone's been watching too many horror films." I picked up a receipt from the floor. Occult supply shop in Camden. Paid by credit card. *Amateur hour*. "Could be dangerous though," Davies said. "Remember Bristol?" "Bristol was Sanskrit. And actual cultists." I pointed to the nearest symbol. "This genius wrote 'darkness' backwards but used a Sigma instead of an S. It's summoning Instagram followers at best." "Speaking of followers..." Davies pointed to heavy foot traffic in the dust. Multiple sets. All new trainers. *Ah.* "Anyone check local uni paranormal societies?" </good> - Example D (Dialogue-heavy) <good> "Found your card in her wallet." The detective slid it across the table. Worn edges. Folded corner. Three years old at least. "Standard practice. I work missing persons." "Funny thing about missing persons.Eventually they stop being missing. Turn up in the Thames. Under motorways. In pieces." "I don't-" "You found four last year. All breathing." She opened a file. "This would've been your first dead one. If we hadn't found her first." The card felt heavier somehow. </good> </examples> </sceneDetail> <sceneOpenings> KEY RULE: Never open with more than one paragraph of description, no matter how beautiful. Description should be earned through action and dialogue. Instead of opening with setting description, open with: - A character doing something specific - A line of dialogue that raises questions - An unexpected observation - A moment of tension or conflict - Start with a hook that's 1-2 sentences maximum - Follow with a smaller paragraph that provides immediate context - Vary paragraph size from the start to create visual interest </sceneOpenings> </proseGuidelines> Write a chapter based on the following instructions: <instructions> 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. </instructions>
Model response
Messages
Meta
AI
You lose him you lose
Morris again.
Quinn vaulted the barrier outside
the Tottenham Court Road station and her boots slapped concrete that shone slick under the streetlights.
The boy was twenty metres
ahead and moving fast. Thin, hooded, trainers with no grip.
He cut left into Denmark
Street and Quinn followed, her breath sharp, the worn leather
watch
on her left wrist tapping against her bone with every stride. "Stop, police!" He did not stop. He glanced back, eyes wide, and knocked a stack of milk crates outside a shuttered guitar shop. Quinn hurdled them. One caught her ankle and spun away.
She had clocked him outside
The Raven's Nest an hour earlier. Same grey hoodie, same nervous tick with his left hand.
He had come out of
Silas' bar with a paper bag clutched to his chest and when he saw the unmarked car he bolted. That told her everything. The alley narrowed.
Brick sweated and bins stank
of old fat and rain.
Water ran in the gutters
and spat up from Quinn's heels. "Police, I said stop!" "Leave me alone!" His voice cracked. Too young. Eighteen at most.
He burst out onto Charing
Cross Road and veered north. Traffic blurred past. A bus hammered its horn.
Quinn cut straight through, palm
flat on a taxi bonnet, and the driver shouted something she ignored. Her jaw ached from
clenching
. He
was heading
for Camden. Quinn knew the pattern.
They always headed for Camden
when they carried something they should not.
She fumbled for her radio
with her left hand without breaking stride. "Quinn to control, foot chase northbound from Soho, male, grey hooded top, heading toward Camden High Street, need backup at the station." Static spat back. "Copy that, Detective. Units en route, ten minutes." Ten minutes was too long. The boy would vanish in ten minutes.
He ducked into a side
street that ran parallel to the High Street. The pavement changed. Cracks widened, weeds pushed through. The shops here
were shuttered
steel and peeling paint, and the distinctive green neon sign above The Raven's Nest was now three streets behind them, but Quinn held the image of its light in her head. That bar was a rot. Every case she touched bled back to that dim room with its walls of old maps and black and white photographs and the bookshelf that did not belong. The boy had come from there. He
knew that back
room. He hit a dead end. A chain-link fence, new razor wire humming above it.
He hesitated for half a
second. Quinn saw her chance and surged. He did not climb. He dropped.
He grabbed at the service
door set low in the brick, a maintenance hatch for the Underground, rusted and stencilled with faded London Transport lettering. He yanked it open. It should have
been locked
. It was not. Cold air breathed out from the dark. It smelled of wet stone and ozone and something sweet, like burnt sugar. "Get away from that door!" He looked at her once more. Fear made his face ugly. "I have to deliver it. They said they'd kill me." "Who said?" He vanished through the hatch. The door clanged but did not latch. Quinn reached it two seconds later and stopped with her hand on the rusted handle. The drop inside was a ladder, twelve feet down into black. Water dripped somewhere below. She heard his trainers
echoing
, already distant. Her radio crackled. "Detective Quinn, confirm location?" She did not answer. She stared into the hole. This was not procedure. She knew what sat beneath Camden. Rumours from three years of dead ends and sealed files. An abandoned Tube station beneath Camden that moved locations every full moon. An underground market that sold things that should not exist. Officers who went down after informants and came back talking nonsense or not at all. DS Morris had gone down after a girl with a bone token. He never came back up. Quinn's fingers tightened on the handle. The metal was slick. Eighteen years of decorated service told her to wait for backup, to cordon the entrance, to do this with military precision. Another voice came from behind her, soft, accented. "You should not go down there alone, Harlow." Tomás Herrera stood at the mouth of the alley with his hands in the pockets of his dark coat. His short curly dark brown hair clung to his head with damp and his olive skin looked pale under the single streetlamp. The Saint Christopher medallion around his neck caught the light. The scar running along his left forearm showed as a white line where his sleeve rode up. "What are you doing here, Tomás" "I got your text. You said Raven's Nest. I came." "I didn't text you." "You did. Twenty minutes ago." He stepped closer and his warm brown eyes
flicked
to the open hatch. "You chased a mule into the Market, yes?" "You know this place?" "I know enough to stitch the ones who crawl out of it." He crouched beside the hatch and peered down. "That smell. They are burning dreamroot tonight. It makes people compliant. Makes them forget what they paid." Quinn checked her
watch
. The second hand ticked. Backup was seven minutes out at best. "He's a kid, Tomás. He's scared." "He is a courier. They gave him a bone token to get in. Without one, the door will not let you back out." "Then give me one." Tomás exhaled and reached into his coat. He pulled out a small square of
etched
bone, yellowed and smooth at the edges, pierced with a leather cord. He held it out. "I kept this for emergencies. For my patients who need something from the Market and cannot go themselves." "Why keep it" "Because the Market takes more than money, Harlow. It takes memory, blood, promises. You understand?" Quinn took the token. It was warm, as if it held heat from his skin. It hummed. "How do I use it" "You hold it and you walk in like you belong. Do not stare. Do not speak unless spoken to. And for God's sake do not accept food." The boy's
footsteps
had faded. Silence now, except for water. Quinn slipped the cord over her head. The bone settled against her sternum and thumped like a second heart. She swung her legs over the edge and found the first rung with her boot. "Harlow, wait." "Call it in if I'm not out in twenty." "Harlow." She dropped. The ladder rattled under her
weight
. The air cooled with every rung and the smell of the street, fried food and exhaust, fell away. The dark swallowed the alley above and replaced it with a low, amber glow from below. Quinn's boots hit the bottom and mud sucked at her soles. She stood in a service tunnel, Victorian brick arched over a flooded track bed. Cables thick as arms ran along the wall and dripped condensation. At the far end, where a platform should have been empty, light spilled and noise rose. Voices, haggling, a strange chime that rang like a bell under water. The abandoned Tube station beneath Camden was not abandoned. Quinn moved forward, hand resting near her baton, not on it. The token burned cold against her skin. The tunnel opened and the Veil Market hit her all at once. Stalls crowded the old platform, built from scaffolding and salvaged Tube carriages, draped with tarpaulins that dripped.
The air was thick with
incense and fried meat and copper. Lanterns hung from the vaulted ceiling and threw jittery light over faces that were not all human. A woman with antlers sold vials of liquid that shifted colour on its own. A child with no eyes counted coins with
perfect
accuracy. The chime sounded again and Quinn realised it was a bone wind chime made from small finger bones, ticking and tocking with the draft. And everywhere, trade. A man exchanged a tooth for a folded paper. A girl bartered a locket for a jar of black smoke. Quinn spotted the grey hoodie near the centre, by a stall that sold bound books that breathed. The boy stood with his paper bag open, talking to a tall figure in a long coat whose face hid under a wide brim. The figure extended a hand, palm up. The boy hesitated, then placed something small and white on it. Another bone token. Quinn stepped onto the platform. The crowd parted around her as if the token announced her. No one looked directly at her, which was worse. She kept her eyes on the boy. Ten metres. Five. The tall figure turned his head. Quinn saw his jaw was too long, his mouth too wide, stitched at the corners. The boy saw her and flinched. "Please, you can't be here." "Police. Step away from him." The Market went quiet. The bone chime stilled. Every stallholder, every customer, turned. The hush had
weight
. The tall figure tilted his head. When he spoke his voice came from two places at once, his mouth and somewhere behind Quinn's ear. "Detective Harlow Quinn. We have waited for you. Morris spoke of you often before he paid his debt." Quinn's hand snapped to her baton. The token against her chest
pulsed
, hot now. "Where is DS Morris" "Here. Always here." The figure opened his coat. Inside, pockets lined the fabric, and each pocket held a small, labelled bone. One near his heart read MORRIS, J. in faded ink. "He traded bravely. For information. For you." Tomás's voice hissed from the tunnel behind her, distant and thin. "Harlow, don't bargain, don't bargain!" The boy grabbed Quinn's sleeve. His fingers were freezing. "He will take you if you stay, please, you have to go." Quinn stared at the pocket with her partner's name. Her breath came fast and shallow. The platform tiles under her boots
vibrated
with the passage of a train that could not exist, and somewhere to her left a stall shutter slammed shut and the crowd surged forward.
created_at
"2026-09-03T08:26:12.104Z"
9/3/2026, 8:26:12 AM
model
"meta/muse-spark-1.2-20260805"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
3657
moderation_latency
(null)
generation_time
33581
tokens_prompt
4484
tokens_completion
2494
native_tokens_prompt
4154
native_tokens_completion
3247
native_tokens_completion_images
0
native_tokens_reasoning
1020
native_tokens_cached
0
num_media_prompt
(null)
num_input_audio_prompt
(null)
num_media_completion
0
num_search_results
(null)
num_fetches
(null)
web_search_engine
(null)
origin
"https://ncbench.com/"
is_byok
false
finish_reason
"stop"
native_finish_reason
"completed"
service_tier
"auto"
usage
0.01899225
router
(null)
user_agent
"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer
(null)
request_id
"req-1788423972-ng477VQGoQ0sgPJIkV1D"
session_id
(null)
preset_id
(null)
api_type
"completions"
id
"gen-1788423972-st4buQh8Pjy2Msx1MJ3r"
upstream_id
"resp_6a992f24567ddb1ba7164722"
provider_responses
0
endpoint_id
"ffc8e76e-808a-44d2-bd21-c6ac16e721cb"
id
"resp_6a992f24567ddb1ba7164722"
is_byok
false
latency
785
model_permaslug
"meta/muse-spark-1.2-20260805"
provider_name
"Meta"
status
200
total_cost
0.01899225
cache_discount
(null)
upstream_inference_cost
0
provider_name
"Meta"
response_cache_source_id
(null)
data_region
"global"
workspace_id
"97e315e5-d303-487d-83c1-83180e8a13d4"
Evaluation details
Result
Evaluator
Details
Meta Data
100.00%
Adverbs in dialogue tags
Target: ≤10% dialogue tags with adverbs
totalTags
4
adverbTagCount
0
adverbTags
(empty)
dialogueSentences
37
tagDensity
0.108
leniency
0.216
rawRatio
0
effectiveRatio
0
100.00%
AI-ism adverb frequency
Target: <2% AI-ism adverbs (58 tracked)
wordCount
1682
totalAiIsmAdverbs
0
found
(empty)
highlights
(empty)
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)
67.30%
AI-ism word frequency
Target: <2% AI-ism words (290 tracked)
wordCount
1682
totalAiIsms
11
found
0
word
"clenching"
count
1
1
word
"echoing"
count
1
2
word
"flicked"
count
1
3
word
"etched"
count
1
4
word
"footsteps"
count
1
5
word
"silence"
count
1
6
word
"weight"
count
2
7
word
"perfect"
count
1
8
word
"pulsed"
count
1
9
word
"vibrated"
count
1
highlights
0
"clenching"
1
"echoing"
2
"flicked"
3
"etched"
4
"footsteps"
5
"silence"
6
"weight"
7
"perfect"
8
"pulsed"
9
"vibrated"
100.00%
Cliché density
Target: ≤1 cliche(s) per 800-word window
totalCliches
1
maxInWindow
1
found
0
label
"air was thick with"
count
1
highlights
0
"The air was thick with"
100.00%
Emotion telling (show vs. tell)
Target: ≤3% sentences with emotion telling
emotionTells
0
narrationSentences
148
matches
(empty)
100.00%
Filter word density
Target: ≤3% sentences with filter/hedge words
filterCount
2
hedgeCount
0
narrationSentences
148
filterMatches
0
"watch"
hedgeMatches
(empty)
100.00%
Gibberish response detection
Target: ≤1% gibberish-like sentences (hard fail if a sentence exceeds 800 words)
analyzedSentences
182
gibberishSentences
0
adjustedGibberishSentences
0
longSentenceCount
0
runOnParagraphCount
0
giantParagraphCount
0
wordSaladCount
0
repetitionLoopCount
0
controlTokenCount
0
repeatedSegmentCount
0
maxSentenceWordsSeen
36
ratio
0
matches
(empty)
100.00%
Markdown formatting overuse
Target: ≤5% words in markdown formatting
markdownSpans
0
markdownWords
0
totalWords
1682
ratio
0
matches
(empty)
100.00%
Missing dialogue indicators (quotation marks)
Target: ≤10% speech attributions without quotation marks
totalAttributions
13
unquotedAttributions
0
matches
(empty)
65.25%
Name drop frequency
Target: ≤1.0 per-name mentions per 100 words
totalMentions
60
wordCount
1357
uniqueNames
24
maxNameDensity
1.69
worstName
"Quinn"
maxWindowNameDensity
3
worstWindowName
"Quinn"
discoveredNames
Morris
2
Tottenham
1
Court
1
Road
2
Denmark
1
Street
2
Quinn
23
Raven
2
Nest
2
Charing
1
Cross
1
Camden
5
High
1
Underground
1
London
1
Transport
1
Tube
3
Herrera
1
Saint
1
Christopher
1
Victorian
1
Veil
1
Market
2
Tomás
3
persons
0
"Morris"
1
"Quinn"
2
"Raven"
3
"Underground"
4
"Transport"
5
"Herrera"
6
"Saint"
7
"Christopher"
8
"Market"
9
"Tomás"
places
0
"Tottenham"
1
"Court"
2
"Road"
3
"Denmark"
4
"Street"
5
"Charing"
6
"Cross"
7
"High"
8
"London"
globalScore
0.653
windowScore
0.667
100.00%
Narrator intent-glossing
Target: ≤2% narration sentences with intent-glossing patterns
analyzedSentences
93
glossingSentenceCount
0
matches
(empty)
100.00%
"Not X but Y" pattern overuse
Target: ≤1 "not X but Y" per 1000 words
totalMatches
0
per1kWords
0
wordCount
1682
matches
(empty)
100.00%
Overuse of "that" (subordinate clause padding)
Target: ≤2% sentences with "that" clauses
thatCount
1
totalSentences
182
matches
0
"knew that back"
100.00%
Paragraph length variance
Target: CV ≥0.5 for paragraph word counts
totalParagraphs
83
mean
20.27
std
20.46
cv
1.01
sampleLengths
0
7
1
21
2
42
3
2
4
31
5
49
6
24
7
4
8
3
9
8
10
40
11
21
12
12
13
22
14
3
15
8
16
12
17
101
18
20
19
6
20
43
21
20
22
5
23
11
24
10
25
2
26
12
27
37
28
3
29
4
30
83
31
31
32
8
33
8
34
68
35
6
36
10
37
4
38
26
39
4
40
37
41
15
42
6
43
23
44
4
45
31
46
18
47
3
48
15
49
17
100.00%
Passive voice overuse
Target: ≤2% passive sentences
passiveCount
2
totalSentences
148
matches
0
"were shuttered"
1
"been locked"
100.00%
Past progressive (was/were + -ing) overuse
Target: ≤2% past progressive verbs
pastProgressiveCount
1
totalVerbs
241
matches
0
"was heading"
100.00%
Em-dash & semicolon overuse
Target: ≤2% sentences with em-dashes/semicolons
emDashCount
0
semicolonCount
0
flaggedSentences
0
totalSentences
182
ratio
0
matches
(empty)
100.00%
Purple prose (modifier overload)
Target: <4% adverbs, <2% -ly adverbs, no adj stacking
wordCount
360
adjectiveStacks
0
stackExamples
(empty)
adverbCount
9
adverbRatio
0.025
lyAdverbCount
1
lyAdverbRatio
0.002777777777777778
100.00%
Repeated phrase echo
Target: ≤20% sentences with echoes (window: 2)
totalSentences
182
echoCount
0
echoWords
(empty)
100.00%
Sentence length variance
Target: CV ≥0.4 for sentence word counts
totalSentences
182
mean
9.24
std
6.58
cv
0.712
sampleLengths
0
7
1
21
2
9
3
6
4
27
5
2
6
4
7
17
8
3
9
7
10
11
11
10
12
24
13
4
14
3
15
10
16
11
17
4
18
3
19
3
20
2
21
3
22
10
23
3
24
5
25
17
26
5
27
5
28
4
29
12
30
12
31
22
32
3
33
8
34
5
35
7
36
13
37
3
38
5
39
36
40
5
41
28
42
6
43
5
44
5
45
9
46
6
47
6
48
4
49
2
44.51%
Sentence opener variety
Target: ≥60% unique sentence openers
consecutiveRepeats
24
diversityRatio
0.34615384615384615
totalSentences
182
uniqueOpeners
63
0.00%
Adverb-first sentence starts
Target: ≥3% sentences starting with an adverb
adverbCount
0
totalSentences
142
matches
(empty)
ratio
0
100.00%
Pronoun-first sentence starts
Target: ≤30% sentences starting with a pronoun
pronounCount
41
totalSentences
142
matches
0
"You lose him you lose"
1
"He cut left into Denmark"
2
"He did not stop."
3
"He glanced back, eyes wide,"
4
"She had clocked him outside"
5
"He had come out of"
6
"His voice cracked."
7
"He burst out onto Charing"
8
"Her jaw ached from clenching."
9
"He was heading for Camden."
10
"They always headed for Camden"
11
"She fumbled for her radio"
12
"He ducked into a side"
13
"He knew that back room."
14
"He hit a dead end."
15
"He hesitated for half a"
16
"He did not climb."
17
"He grabbed at the service"
18
"He yanked it open."
19
"It should have been locked."
ratio
0.289
12.82%
Subject-first sentence starts
Target: ≤72% sentences starting with a subject
subjectCount
127
totalSentences
142
matches
0
"You lose him you lose"
1
"Quinn vaulted the barrier outside"
2
"The boy was twenty metres"
3
"He cut left into Denmark"
4
"He did not stop."
5
"He glanced back, eyes wide,"
6
"Quinn hurdled them."
7
"She had clocked him outside"
8
"He had come out of"
9
"That told her everything."
10
"The alley narrowed."
11
"Brick sweated and bins stank"
12
"Water ran in the gutters"
13
"His voice cracked."
14
"He burst out onto Charing"
15
"Traffic blurred past."
16
"A bus hammered its horn."
17
"Quinn cut straight through, palm"
18
"Her jaw ached from clenching."
19
"He was heading for Camden."
ratio
0.894
0.00%
Subordinate conjunction sentence starts
Target: ≥2% sentences starting with a subordinating conjunction
subConjCount
0
totalSentences
142
matches
(empty)
ratio
0
56.65%
Technical jargon density
Target: ≤6% sentences with technical-jargon patterns
analyzedSentences
58
technicalSentenceCount
7
matches
0
"Quinn vaulted the barrier outside the Tottenham Court Road station and her boots slapped concrete that shone slick under the streetlights."
1
"He ducked into a side street that ran parallel to the High Street."
2
"Every case she touched bled back to that dim room with its walls of old maps and black and white photographs and the bookshelf that did not belong."
3
"An abandoned Tube station beneath Camden that moved locations every full moon."
4
"It was warm, as if it held heat from his skin."
5
"Stalls crowded the old platform, built from scaffolding and salvaged Tube carriages, draped with tarpaulins that dripped."
6
"A woman with antlers sold vials of liquid that shifted colour on its own."
100.00%
Useless dialogue additions
Target: ≤5% dialogue tags with trailing filler fragments
totalTags
4
uselessAdditionCount
0
matches
(empty)
100.00%
Dialogue tag variety (said vs. fancy)
Target: ≤10% fancy dialogue tags
totalTags
0
84.8843%