Run: 2026-05-20-01KS25XNDK3B0FYS0TACJVXR4K

Run Details

Duration:
4.0s
Cost:
$0.005388
Provider:
Google AI Studio

Evaluation summary

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

AI
<nc-section data-title="Version 1: A Stern Welcome" data-color="red"> As I dismounted in the shadow of the great stone stables, a towering figure stepped out from the gloom. Sir Roland’s armor was scarred by battle, and his face was etched with a permanent scowl. He didn't offer a hand, nor did he smile. He merely spat into the straw and looked me up and down with cold, calculating eyes. "So, you're the new boy," he rumbled, his voice like grinding stones. "You look soft, Frederick. The kingdom has no use for delicate highborn boys. Unsaddle your beast, lead him to the trough, and ready yourself. Tomorrow at dawn, your trial begins—and I do not coddle squires." </nc-section> <nc-section data-title="Version 2: A Warm Reception" data-color="green"> I led Thunder toward the bustling courtyard of the stables, where a man with broad shoulders and a hearty laugh was helping a young stable boy heave a bale of hay. Seeing me, he wiped his brow and strode over with a bright, welcoming grin. It was Sir Roland, the legendary knight of the realm, wearing only a simple tunic and worn leather brigandine. "Ah, you must be Frederick!" he boomed, clapping a heavy, calloused hand onto my shoulder. "Welcome to the keep, lad. Don't look so nervous; we all started exactly where you are standing now. Give Thunder to the stable hands, get some hot stew in your belly, and rest up. We have much to teach you." </nc-section> <nc-section data-title="Version 3: A Quiet Assessment" data-color="blue"> The smell of leather and wet straw filled the air as I guided Thunder to the stable doors. Standing there, quietly stroking the nose of a massive warhorse, was Sir Roland. He was a man of quiet intensity, his graying hair cropped short, his posture straight as a spear. He turned his gaze toward me, analyzing my posture, my grip on the reins, and the wear on my saddle. "Well met, Frederick," he said, his voice calm and measured. "You ride well, which is a start. But riding is the easiest part of what lies ahead. The path of a dragon-knight requires discipline of the mind as much as the body. Stable your horse, then meet me in the armory. Let us see what kind of foundation we have to build upon." </nc-section>
created_at"2026-05-20T07:52:06.33Z" 5/20/2026, 7:52:06 AM
model"google/gemini-3.5-flash-20260519"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency864
moderation_latency(null)
generation_time3827
tokens_prompt318
tokens_completion569
native_tokens_prompt304
native_tokens_completion548
native_tokens_completion_images0
native_tokens_reasoning0
native_tokens_cached0
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
num_fetches(null)
web_search_engine(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"STOP"
service_tier"standard"
usage0.005388
router(null)
provider_responses
0
endpoint_id"bd50061c-e1d8-469e-96b1-d322e77378f8"
id"JmgNatfAHde8jrEPkLqsoAw"
is_byokfalse
latency864
model_permaslug"google/gemini-3.5-flash-20260519"
provider_name"Google AI Studio"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.15.0; linux; x64))"
http_referer(null)
request_id"req-1779263526-dD83xH5QfbI3nr0Eakjt"
session_id(null)
api_type"completions"
id"gen-1779263526-CF755xKvkY8FUt7OlCbw"
upstream_id"JmgNatfAHde8jrEPkLqsoAw"
total_cost0.005388
cache_discount(null)
upstream_inference_cost0
provider_name"Google AI Studio"
response_cache_source_id(null)

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