Run: 2026-09-03-01M1K5RQZRMHQ8QA2Q6N7BVXT9

Run Details

Duration:
11.7s
Cost:
$0.005313
Provider:
Meta

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 Knight's Inspection" data-color="red"> Frederick had barely dismounted at the stables, his legs still stiff from the long ride on Thunder, when a broad shadow fell across him. Sir Roland stood there, arms crossed over his polished plate, his beard more grey than Frederick had imagined from the stories. "You the new squire?" Roland's voice was gruff, but not unkind. "Frederick, is it? You're late. The stable master doesn't like late. I don't like late either." He stepped forward and took Thunder's reins, eyeing the stallion and then the boy in a single, appraising sweep. "Well, you're here now. Leave your horse to me and try not to fall on your face before supper." </nc-section> <nc-section data-title="Version 2 - A Warm Welcome" data-color="green"> The clatter of hooves on cobblestone had barely faded as Frederick led Thunder toward the low-roofed stables, the scent of hay and leather heavy in the evening air. A laugh rang out before he even saw its owner. "And you must be Frederick!" Sir Roland emerged from the stable doorway, wiping his hands on a cloth, his face weathered and open beneath a head of copper hair. He clasped Frederick's forearm in the warrior's grip before the boy could manage a proper bow. "Welcome, lad. We've been expecting you. Any squire who rides a beast like this Thunder has good taste already." Roland patted the stallion's neck and smiled. "Come, let's get him settled. You must be hungry for more than just glory." </nc-section> <nc-section data-title="Version 3 - Quiet Words at Dusk" data-color="blue"> Twilight had pooled in the courtyard by the time Frederick reached the stables, the castle's banners now still in the cooling air. He was fumbling with Thunder's saddle when he realized he was not alone. "Squire Frederick." The voice was quiet and even. Sir Roland stood at the edge of the stable light, tall and still in his unadorned steel, his eyes reflecting the lantern glow. He did not approach at once, but inclined his head. "I am Roland, keeper of this castle's knights. I watched you ride across the field. You handle your horse well." He stepped closer then, and placed a steady hand on Frederick's shoulder. "The path of a squire is long, and often lonely. Know that you are welcome here." </nc-section>
created_at"2026-09-03T08:22:05.055Z" 9/3/2026, 8:22:05 AM
model"meta/muse-spark-1.2-20260805"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency6315
moderation_latency(null)
generation_time11633
tokens_prompt303
tokens_completion614
native_tokens_prompt303
native_tokens_completion1161
native_tokens_completion_images0
native_tokens_reasoning588
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"completed"
service_tier"auto"
usage0.005313
router(null)
user_agent"langchainjs-openai/1.0.0 ((node/v24.19.0; linux; x64))"
http_referer(null)
request_id"req-1788423725-pwGZjzLFb4dJgSw8salo"
session_id(null)
preset_id(null)
api_type"completions"
id"gen-1788423725-lN2xjdTq8Uri70nQlEzw"
upstream_id"resp_6a992e309f6b80efc9464fd5"
provider_responses
0
endpoint_id"ffc8e76e-808a-44d2-bd21-c6ac16e721cb"
id"resp_6a992e309f6b80efc9464fd5"
is_byokfalse
latency3071
model_permaslug"meta/muse-spark-1.2-20260805"
provider_name"Meta"
status200
total_cost0.005313
cache_discount(null)
upstream_inference_cost0
provider_name"Meta"
response_cache_source_id(null)
data_region"global"
workspace_id"97e315e5-d303-487d-83c1-83180e8a13d4"

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