NC Bench
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Run: 2026-02-20-01KHXQHM8CZ5QZREG85NSAC4PQ
Run Details
Model:
Mistral Large 3
Test:
Tool usage within Novelcrafter
Scenario:
Create alternate prose sections
Duration:
46.4s
Cost:
$0.001170
Provider:
Mistral
Evaluation summary
Score
Evaluator
Details Link
Pass
Match blue prose section
(details)
Pass
Match green prose section
(details)
Pass
Match red prose section
(details)
no eval
Overall
Model input
System
You are an expert fantasy novel author. You are working on a novel called "The Chronicles of the Last Dragon". The following tools are available to you: - <nc-section> Use this tool to create a new section of prose. Arguments: - "data-title": The title of the section. - "data-color": Any color of (red, green, blue, yellow, purple, orange, pink, brown). Example usage: <nc-section data-title="Chapter 1: The Arrival" data-color="blue"> Frederick, a young squire, arrives at the castle to begin his training. </nc-section>
User/Human
The story so far: <storySoFar> Frederick, a young squire, arrives at the castle to begin his training. </storySoFar>
AI
My horse, a majestic stallion named Thunder, galloped across the open field. The wind whipped through my hair as I rode towards the castle gates. The sun was setting, casting a warm glow over the stone walls. I could see the banners of the kingdom fluttering in the breeze.
User/Human
Continue the story with the following instructions: """The local knight, Sir Roland, greets Frederick near the stables.""" Create 3 alternate prose sections that continue the story. - Version 1 (red) - Version 2 (green) - Version 3 (blue)
Model response
Messages
Meta
AI
Here are three alternate prose sections for your story, each with a distinct tone and style: --- ### **Version 1 (Red – Dramatic, Intense)** <nc-section data-title="The Knight’s Shadow" data-color="red"> The castle loomed before me, its jagged towers clawing at the darkening sky. Thunder’s hooves thundered against the cobblestones as I reined him in near the stables. The air smelled of hay and iron—war was never far from this place. Then I saw him. Sir Roland stood like a statue carved from battle, his armor blackened by fire and blood. His gauntleted hand rested on the hilt of his sword, the blade half-drawn, as if he expected an enemy to emerge from the shadows. His eyes, cold and sharp as a winter’s blade, locked onto mine. “You’re late, squire,” he growled. The words were not a greeting, but a challenge. I swallowed hard. This was no welcoming committee. This was a test. </nc-section> --- ### **Version 2 (Green – Warm, Welcoming)** <nc-section data-title="A Knight’s Welcome" data-color="green"> The castle stables were alive with the soft nickering of horses and the golden light of lanterns. I slid from Thunder’s back, my boots sinking into the fresh straw. The scent of hay and leather filled the air, and for the first time since leaving home, I felt a flicker of belonging. A deep, rumbling chuckle broke the quiet. “Not bad for a first ride,” a voice said. I turned to see a broad-shouldered knight leaning against a stall, his armor polished but worn, his face lined with the kind of warmth that only comes from years of hard-won wisdom. A smile crinkled the corners of his eyes. “Sir Roland, I presume?” I asked, bowing slightly. He clapped a hand on my shoulder—firm, but not unkind. “Aye, lad. And you must be Frederick. Come, let’s get you settled. The others are eager to meet you.” </nc-section> --- ### **Version 3 (Blue – Mysterious, Forboding)** <nc-section data-title="The Silent Guardian" data-color="blue"> The stables were eerily quiet. No grooms, no horses—just the hollow echo of Thunder’s breath as I dismounted. The castle’s shadow stretched long and cold across the courtyard, as if the stones themselves were watching. Then I saw him. Sir Roland stood motionless, his back to me, his cloak draped like a shroud over his armor. The fading light glinted off the runes etched into his sword, symbols I didn’t recognize—and didn’t dare ask about. He didn’t turn, didn’t speak. The silence stretched, thick and heavy. “You’re here,” he said at last, his voice low, almost a whisper. “Good.” I opened my mouth to reply, but the words died in my throat. His gaze was fixed on the horizon, where the last embers of the sun bled into the night. Something was coming. And I had the unsettling feeling I’d just been chosen to face it. </nc-section> ---
created_at
"2026-02-20T14:34:01.368Z"
2/20/2026, 2:34:01 PM
model
"mistralai/mistral-large-2512"
1/1/2512, 12:00:00 AM
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
33816
moderation_latency
(null)
generation_time
46260
tokens_prompt
318
tokens_completion
764
native_tokens_prompt
291
native_tokens_completion
683
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
0.00117
router
(null)
provider_responses
0
endpoint_id
"fa718841-07ea-4b7e-b8a3-6069545c7e6a"
id
"3d173b8af66947e1a876dc815f4781d3"
is_byok
false
latency
33797
model_permaslug
"mistralai/mistral-large-2512"
1/1/2512, 12:00:00 AM
provider_name
"Mistral"
status
200
api_type
"completions"
id
"gen-1771598041-fpBuDpErTRnlsqOJFikK"
upstream_id
"3d173b8af66947e1a876dc815f4781d3"
total_cost
0.00117
cache_discount
(null)
upstream_inference_cost
0
provider_name
"Mistral"
Evaluation details
Result
Evaluator
Details
Meta Data
Pass
Match blue prose section
/<nc-section data-title="[^"]*" data-color="blue">[^<]+<\/nc-section>/
n/a
Pass
Match green prose section
/<nc-section data-title="[^"]*" data-color="green">[^<]+<\/nc-section>/
n/a
Pass
Match red prose section
/<nc-section data-title="[^"]*" data-color="red">[^<]+<\/nc-section>/
n/a
no eval