NC Bench
Overview
About
Tests
Models
Model
o4 Mini High
Test
Tool usage within Novelcrafter
Scenario
Create alternate prose sections
Run ID
2025-04-16-01JRZYTMWM8JM1EXJR1P49F1JV
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
<nc-section data-title="Version 1: A Knight’s Welcome" data-color="red"> Frederick’s heart hammered as he slid from Thunder’s saddle, the stallion stamping impatiently beneath him. Before he could tighten the girth, a tall figure in shining armor strode forward along the row of stables. The newcomer’s helm caught the morning sun and sent a burst of light dancing off his breastplate. “You must be the new squire,” the knight said, voice warm yet commanding. He removed his helm, revealing keen green eyes and a crescent scar on his cheek. “I am Sir Roland. Welcome to Drakenfell Keep. Come—let me show you where honor is forged.” </nc-section> <nc-section data-title="Version 2: The Stables’ Greeting" data-color="green"> The air smelled of fresh straw and horseflesh as Frederick led Thunder toward the castle’s stables. A booming laugh made him start; a giant of a man in battered armor leaned against a wooden post, polishing a bridle with one gauntlet. “By the gods, another greenhorn!” the knight called out with good humor. He strode over, clapped Frederick on the shoulder so hard the lad nearly pitched forward, and offered a wide grin. “I’m Sir Roland—your guide to chores, drills, and occasional danger. Stick with me, boy, and we’ll turn you into a proper knight yet!” </nc-section> <nc-section data-title="Version 3: The Knight’s Gaze" data-color="blue"> Frederick tightened Thunder’s reins, scanning the castle’s stables for direction, when a figure emerged from the shadows of a loft above. The knight moved with silent authority, armor whispering on polished steel. He stopped before Frederick, piercing him with quiet gray eyes that seemed to measure every tremor in the young squire’s stance. “You look ready for an adventure—or a battlefield,” the knight murmured, voice low and measured. He inclined his helm in a respectful nod. “Sir Roland,” he said. “Come. There is much to learn, and time is seldom kind to the unprepared.” </nc-section>
id
"gen-1744829240-Zrs8TIbhoX1O7QMqPA01"
upstream_id
"chatcmpl-BN2523Tao3Jmg6Ho6cv5mVXkxMXnn"
total_cost
0.0061006
cache_discount
(null)
provider_name
"OpenAI"
created_at
"2025-04-16T18:47:36.970044+00:00"
Wednesday, April 16th, 2025 at 6:47:36 PM GMT+00:00
model
"openai/o4-mini-high-2025-04-16"
app_id
182717
streamed
true
cancelled
false
latency
10571
moderation_latency
83
generation_time
15788
tokens_prompt
301
tokens_completion
1292
native_tokens_prompt
302
native_tokens_completion
1311
native_tokens_reasoning
832
num_media_prompt
(null)
num_media_completion
(null)
num_search_results
(null)
origin
"https://ncbench.com/"
is_byok
false
finish_reason
"stop"
native_finish_reason
"stop"
usage
0.0061006
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
100.0000%