Run: 2026-03-12-01KKHZMXZ5RKGF83H8SEPDFRSE

Run Details

Duration:
2.4s
Cost:
$0.002167
Provider:
xAI

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" data-color="red"> As Frederick dismounted Thunder near the castle stables, a tall, broad-shouldered man in gleaming plate armor stepped forward from the shadows of the hayloft. "Hail, young squire," the knight boomed, his voice carrying the weight of countless battles. "I am Sir Roland, sworn defender of these walls. You've arrived just as the last light fades—good timing, for the shadows here hide more than mere mice." </nc-section> <nc-section data-title="Version 2" data-color="green"> Frederick led his stallion into the dimly lit stables, the familiar scent of hay and leather filling his nostrils. Before he could loosen the saddle, a figure emerged from behind a stall door—a knight with a weathered face and a kind smile beneath his mustache. "Well met, Frederick," said Sir Roland, clasping the squire's shoulder with a calloused hand. "The stable master told me of your coming. Come, let us see to your horse together before the evening drills begin." </nc-section> <nc-section data-title="Version 3" data-color="blue"> The castle stables buzzed with the soft sounds of horses settling for the night as Frederick arrived, his boots crunching on scattered straw. A armored knight approached with purposeful strides, his cloak bearing the royal emblem. "You must be the new squire," Sir Roland declared, his eyes sharp and appraising. "I am Sir Roland, and these stables have seen many hopeful lads like you arrive full of dreams. Tell me, boy—what brings you to these gates in such haste?" </nc-section>
created_at"2026-03-12T21:36:08.683Z" 3/12/2026, 9:36:08 PM
model"x-ai/grok-4.20-beta-20260309"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency297
moderation_latency(null)
generation_time2152
tokens_prompt318
tokens_completion398
native_tokens_prompt409
native_tokens_completion340
native_tokens_completion_images0
native_tokens_reasoning0
native_tokens_cached384
num_media_prompt(null)
num_input_audio_prompt(null)
num_media_completion0
num_search_results(null)
origin"https://ncbench.com/"
is_byokfalse
finish_reason"stop"
native_finish_reason"completed"
usage0.0021668
router(null)
provider_responses
0
endpoint_id"33f49f24-a0de-4dcf-872d-ca514e83fbae"
id"84861425-a2bf-0b0e-3ee3-f47f51529d07"
is_byokfalse
latency258
model_permaslug"x-ai/grok-4.20-beta-20260309"
provider_name"xAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer(null)
api_type"completions"
id"gen-1773351368-OeFGMU0ziQc6GWiPlJJT"
upstream_id"84861425-a2bf-0b0e-3ee3-f47f51529d07"
total_cost0.0021668
cache_discount0.0006912
upstream_inference_cost0
provider_name"xAI"

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