Run: 2026-05-10-01KR91P846QW7W6CZN2P030J2F

Run Details

Model:
Grok 4.3
Duration:
9.9s
Cost:
$0.001321
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
The castle gates creaked open as Thunder slowed to a proud trot. Near the stables, a tall knight in polished armor stepped forward, sunlight glinting off the silver falcon crest on his chest. “Frederick?” he called warmly. <Sir Roland clasped the young squire’s shoulder.> “Come, lad,” said Sir Roland, patting Thunder’s neck approvingly. “The road dust still clings to you, but inside these walls the true test begins. Light the lantern and stable your mount—tomorrow the forge and the sword await.” <nc-section data-title="Version 1" data-color="red"> As the stable doors swung open, Frederick caught the metallic scent of oil and fresh hay. Sir Roland’s gauntleted hand rested briefly on the boy’s shoulder. “A noble beast,” he remarked, admiring Thunder’s glossy coat. “Treat him well, and he’ll carry you through many trials yet to come.” His eyes, fierce beneath a grizzled brow, softened with the hint of a smile. “Finish here, Frederick, and meet me at the practice yard at dawn. Your first lesson will not be sword against straw, but courage against doubt.” </nc-section> <nc-section data-title="Version 2" data-color="green"> Sir Roland’s cloak, the color of summer moss, brushed the straw as he circled Thunder, nodding in approval. “You’ve ridden far, squire, and shown both kindness and command. That balance will serve you longer than any blade.” He lifted a small iron key from his belt and pressed it into Frederick’s palm. “This unlocks the armory’s east door. Use it wisely, and never alone.” With that, the knight turned toward the castle towers, his boots whispering over the flagstones like wind through new leaves. </nc-section> <nc-section data-title="Version 3" data-color="blue"> “Welcome to Dragonhold,” Sir Roland said, voice low and resonant like distant thunder. Behind him, the stables flickered with lantern-light, the eyes of horses gleaming like scattered stars. He unbuckled a small scroll from his belt and handed it to Frederick. “Your father’s last letter to the king—delivered safely, as promised.” The knight’s urgent gaze held Frederick’s. “Read it tonight; decide by morning who you truly wish to become within these walls.” </nc-section>
created_at"2026-05-10T13:37:08.238Z" 5/10/2026, 1:37:08 PM
model"x-ai/grok-4.3-20260430"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency432
moderation_latency(null)
generation_time9778
tokens_prompt318
tokens_completion588
native_tokens_prompt409
native_tokens_completion485
native_tokens_completion_images(null)
native_tokens_reasoning0
native_tokens_cached384
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"default"
usage0.00132055
router(null)
provider_responses
0
endpoint_id"45623cb8-18e5-4b32-8fc4-85d05439982d"
id"b9bb41f4-8a92-0a53-56cc-bb2abbc3b499"
is_byokfalse
latency121
model_permaslug"x-ai/grok-4.3-20260430"
provider_name"xAI"
status200
user_agent"langchainjs-openai/1.0.0 ((node/v24.14.1; linux; x64))"
http_referer(null)
request_id"req-1778420228-H07m689oCTFfRYDMgZOC"
session_id(null)
api_type"completions"
id"gen-1778420228-7ZVhnKjI5O4qWq4jUPLe"
upstream_id"b9bb41f4-8a92-0a53-56cc-bb2abbc3b499"
total_cost0.00132055
cache_discount0.0004032
upstream_inference_cost0
provider_name"xAI"
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