NC Bench
Overview
About
Tests
Models
Model
Gemini 2.5 Pro
Test
Tool usage within Novelcrafter
Scenario
Create alternate prose sections
Run ID
2025-11-18-01KACPC4EV618R6KMEWCJ6XYAH
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" data-color="red"> As I dismounted, a bear of a man emerged from the hay-strewn darkness of the stables, his dented steel pauldron scraping against the stone archway. A jagged scar ran from his temple to his jaw, disappearing into a grizzled, iron-grey beard. "Another stray whelp delivered to the doorstep?" he boomed, his voice like grinding stones. He snatched the reins from my hand with a calloused grip. "I am Sir Roland. The man who will either make you a knight or break you into pieces. Let's see which it is." </nc-section> <nc-section data-title="Version 2" data-color="green"> A knight with kind eyes and hair the color of salt and pepper stepped out from the stables, wiping his hands on a clean rag. The warm, sweet scent of hay and horse followed him. "You must be Frederick," he said, his voice a welcoming balm after my long journey. "A pleasure to finally meet you. I am Sir Roland." He offered a firm, friendly handshake. "Come, let's get Thunder settled. You look like you could use a hot meal and a soft bed." </nc-section> <nc-section data-title="Version 3" data-color="blue"> Before I could even fully swing my leg over Thunder's saddle, a figure detached itself from the deepening shadows of the stable entrance. He was neither large nor small, and his armor was plain, polished steel, devoid of any house crest. It was his eyes that held me; they were a pale, piercing blue that seemed to assess every inch of me. "Frederick," he stated, the name spoken as a cold fact, not a greeting. "I am Sir Roland. The Lord expects much from you. See that you do not disappoint him... or me." </nc-section>
created_at
"2025-11-18T23:56:45.621615+00:00"
Tuesday, November 18th, 2025 at 11:56:45 PM GMT+00:00
model
"google/gemini-2.5-pro"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
2044
moderation_latency
(null)
generation_time
10555
tokens_prompt
301
tokens_completion
739
native_tokens_prompt
304
native_tokens_completion
1079
native_tokens_completion_images
0
native_tokens_reasoning
668
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
0.01117
api_type
"completions"
id
"gen-1763510194-ffDZUubsXUGr4nMLTPas"
upstream_id
(null)
total_cost
0.01117
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%