NC Bench
Overview
About
Tests
Models
Model
Gemini 2.5 Flash
Test
Tool usage within Novelcrafter
Scenario
Create alternate prose sections
Run ID
2025-11-18-01KACP9EKMPRK2FFB3NSAWGS44
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="Chapter 1: The Arrival - Version 1" data-color="red"> I dismounted Thunder, my legs stiff from the long ride. Before I could even properly secure him, a gruff voice boomed from near the stables. "Welcome, lad! You must be Frederick." A burly man with a weathered face and a kind smile approached, his silver hair catching the last rays of the sun. He extended a calloused hand. "Sir Roland, at your service. Come, let's get that horse settled and you fed." </nc-section> <nc-section data-title="Chapter 1: The Arrival - Version 2" data-color="green"> As I led Thunder towards the stable master, a tall figure emerged from the shadows of the stable archway. He was clad in polished steel, a surcoat bearing the crest of the kingdom over his chainmail. "Frederick, I presume?" His voice was deep and resonant, laced with an air of authority. "I am Sir Roland. Your arrival has been anticipated. Allow me to show you to your quarters after we see to your mount." He gestured with a gauntleted hand towards the stable entrance. </nc-section> <nc-section data-title="Chapter 1: The Arrival - Version 3" data-color="blue"> I had barely guided Thunder into the bustling stable yard when a figure broke away from a cluster of squires mucking out stalls. He was older, his face etched with the lines of experience, but his stride was still powerful. "Frederick?" he asked, a knowing twinkle in his eye as he took in my travel-worn appearance. "I'm Sir Roland. Heard you were arriving today. Don't worry about your horse, one of the stable lads will take care of him. You look like you could use a good meal and a warm bed." </nc-section>
created_at
"2025-11-18T23:55:09.88025+00:00"
Tuesday, November 18th, 2025 at 11:55:09 PM GMT+00:00
model
"google/gemini-2.5-flash"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
387
moderation_latency
(null)
generation_time
2534
tokens_prompt
301
tokens_completion
397
native_tokens_prompt
304
native_tokens_completion
411
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
0.0011187
api_type
"completions"
id
"gen-1763510106-Ay9VztT0izoF6FI5lXnu"
upstream_id
(null)
total_cost
0.0011187
cache_discount
(null)
upstream_inference_cost
0
provider_name
"Google AI Studio"
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%