Run: 2026-05-19-01KS0TRBKN2RGXVT1AS4TKC92M

Run Details

Duration:
8.0s
Cost:
$0.013785
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: The Grizzled Veteran" data-color="red"> As I pulled Thunder to a halt outside the bustling stables, the heavy scent of hay, horse manure, and wet leather filled the damp evening air. I slid down from the saddle, my boots sinking slightly into the mud. "You're late," a voice growled from the shadows of the stable awning. A tall man stepped forward into the flickering torchlight. His face was a map of old scars, and his beard was shot with silver, matching the worn chainmail he wore beneath a dark, tattered surcoat. This was Sir Roland, a veteran of a dozen campaigns. He didn't offer a hand, nor did he smile. He simply eyed me up and down, sizing up my posture, my gear, and my stallion. "If you expect pampered treatment here, boy, you've ridden to the wrong fortress," Roland said, his voice like grinding stones. "Take care of your beast first. A knight who neglects his mount is no knight at all. When you're done, report to the armory. We'll see if you have the stomach for what comes next." </nc-section> <nc-section data-title="Version 2: A Warm Welcome" data-color="green"> Thunder’s hooves clattered softly against the stone courtyard as we approached the warmth of the stables. Before I could even dismount, a broad-shouldered man wearing a tunic emblazoned with the silver crest of the kingdom stepped out. He carried a wooden bucket, but set it down with a wide, boisterous laugh. "Ah! The new squire arrives!" he called out, his voice rich and welcoming. It was Sir Roland, the legendary knight whose deeds I had heard of since childhood. Despite his intimidating reputation, his eyes crinkled with genuine warmth. He stepped forward to grip my shoulder in a firm, reassuring greeting. "Welcome to Castle Redstone, Frederick," Roland said, patting Thunder's snout, which the horse accepted with a soft whinny. "You've made good time, and that is a fine beast you ride. Let's get him fed and rubbed down, and then we shall get some hot stew inside you. You’ve a long road of training ahead, but tonight, we feast to your arrival." </nc-section> <nc-section data-title="Version 3: The Silent Observer" data-color="blue"> The twilight deepened into a cool, violet dusk as I led Thunder toward the arched entrance of the stables. The only sounds were the soft rustle of straw and the occasional snort of horses settling in for the night. Standing in the doorway, almost blending into the shadows, was Sir Roland. He was leaning against a wooden pillar, sharpening a hunting knife with slow, rhythmic strokes. He looked up as I approached, his sharp, calculating blue eyes locking onto mine. "Frederick of Valenwood," Roland stated quietly, his tone flat but not unkind. It was a statement, not a question. He slid the knife into its sheath and stepped forward, his movements fluid and silent as a cat. "I have been expecting you. Your father spoke highly of your discipline. Let us see if the son lives up to the reputation." He gestured to an empty stall near the back. "Stall your horse, blow out your lantern, and meet me in the courtyard. The night is young, and your first lesson begins now." </nc-section>
created_at"2026-05-19T19:17:43.674Z" 5/19/2026, 7:17:43 PM
model"google/gemini-3.5-flash-20260519"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency1422
moderation_latency(null)
generation_time7888
tokens_prompt318
tokens_completion983
native_tokens_prompt304
native_tokens_completion1481
native_tokens_completion_images0
native_tokens_reasoning725
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"
usage0.013785
router(null)
provider_responses
0
endpoint_id"bd50061c-e1d8-469e-96b1-d322e77378f8"
id"V7cMapemMrbTjMcP-82ruQM"
is_byokfalse
latency1422
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-1779218263-Urcmp8VHpZXkQ0cxtovS"
session_id(null)
api_type"completions"
id"gen-1779218263-vIh5nqAKFi43X1j1xnIf"
upstream_id"V7cMapemMrbTjMcP-82ruQM"
total_cost0.013785
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