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Run: 2026-03-12-01KKHZQ6PAB84C9PVRXD4Q47J7
Run Details
Model:
Grok 4.20 (Beta, Reasoning)
Test:
Tool usage within Novelcrafter
Scenario:
Create alternate prose sections
Duration:
8.6s
Cost:
$0.012497
Provider:
xAI
Evaluation summary
Score
Evaluator
Details Link
Pass
Match blue prose section
(details)
Pass
Match green prose section
(details)
Pass
Match red prose section
(details)
no eval
Overall
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
Messages
Meta
AI
<nc-section data-title="Version 1: The Stables Greeting" data-color="red"> As Frederick dismounted in the waning light, dust from the long ride still clinging to his cloak, he led his horse toward the shadowed entrance of the stables. The local knight, Sir Roland, greets Frederick near the stables with a stern gaze and crossed arms, his weathered armor catching the last rays of sunset. "So you're the new squire," Roland rumbled, his voice like grinding stone. "The castle has seen many hopefuls come and go. Pray you last longer than the last one." </nc-section> <nc-section data-title="Version 2: The Stables Greeting" data-color="green"> Frederick's heart pounded with excitement as he guided Thunder into the stable yard, the familiar scent of hay and leather filling the air. The local knight, Sir Roland, greets Frederick near the stables with a broad smile that crinkled the corners of his eyes. "Well met, young Frederick!" he called, extending a gauntleted hand. "I've been expecting you. A squire with fire in his blood is just what we need in these troubled times." </nc-section> <nc-section data-title="Version 3: The Stables Greeting" data-color="blue"> The castle loomed like a sentinel as Frederick finally reached the stables, his legs aching from the journey. The local knight, Sir Roland, greets Frederick near the stables beneath flickering torchlight, his expression unreadable yet strangely knowing. "You carry more than just a squire's pack, lad," he murmured, glancing toward the distant mountains where old legends whispered of dragons. "Come, let's see if the blood of heroes runs in your veins." </nc-section>
created_at
"2026-03-12T21:37:23.151Z"
3/12/2026, 9:37:23 PM
model
"x-ai/grok-4.20-beta-20260309"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
7020
moderation_latency
(null)
generation_time
8491
tokens_prompt
318
tokens_completion
418
native_tokens_prompt
411
native_tokens_completion
2061
native_tokens_completion_images
0
native_tokens_reasoning
1706
native_tokens_cached
384
num_media_prompt
(null)
num_input_audio_prompt
(null)
num_media_completion
0
num_search_results
(null)
origin
"https://ncbench.com/"
is_byok
false
finish_reason
"stop"
native_finish_reason
"completed"
usage
0.0124968
router
(null)
provider_responses
0
endpoint_id
"33f49f24-a0de-4dcf-872d-ca514e83fbae"
id
"86cbbaf6-6457-ded0-85e0-fcbf39bb2649"
is_byok
false
latency
324
model_permaslug
"x-ai/grok-4.20-beta-20260309"
provider_name
"xAI"
status
200
user_agent
"langchainjs-openai/1.0.0 ((node/v24.14.0; linux; x64))"
http_referer
(null)
api_type
"completions"
id
"gen-1773351443-BQxDFk7eXuJr3tdbMjg7"
upstream_id
"86cbbaf6-6457-ded0-85e0-fcbf39bb2649"
total_cost
0.0124968
cache_discount
0.0006912
upstream_inference_cost
0
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