NC Bench
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Run: 2026-02-20-01KHY7H8R50TGER66616HBKHH2
Run Details
Model:
Grok 4 Fast
Test:
Dialogue tags
Scenario:
Write unattributed dialogue
Duration:
5.5s
Cost:
$0.000248
Provider:
xAI
Evaluation summary
Score
Evaluator
Details Link
100.00%
Count dialogue tags
(details)
Model input
User/Human
You are an expert novel writer in the cozy mystery genre. Write a scene of about 200 words, with dialogue between two characters. The dialogue should be unattributed, meaning the speaker is not explicitly mentioned. The scene should be set in a small town bakery. Only return the story, nothing else.
Model response
Messages
Meta
AI
The bell above the bakery door jingled softly as the morning light filtered through lace curtains, casting warm patterns on the wooden counter. The air was thick with the scent of cinnamon rolls and fresh sourdough, a comforting hug against the crisp autumn chill outside. "Did you hear about old Mr. Hargrove? Found keeled over in his garden shed yesterday, they say." A pause, the clink of a coffee mug on a saucer. "Poisoned, that's the rumor. Who'd do such a thing in Willow Creek? Man's as harmless as a loaf of day-old bread." "Harmless? He was always poking around folks' business, asking questions about that antique shop robbery last spring. Remember? The one where the sapphire brooch vanished?" The scrape of a chair against the floorboards. "You think he knew something? The sheriff's been sniffing around the post office, too. Widow Jenkins was there this morning, all flustered, clutching her recipe book like it held state secrets." A low chuckle. "In this town, it might. Pass the scones, would you? If we're unraveling mysteries, we'll need our strength." Outside, leaves rustled in the breeze, whispering secrets of their own to the quiet street.
created_at
"2026-02-20T19:13:26.801Z"
2/20/2026, 7:13:26 PM
model
"x-ai/grok-4-fast"
app_id
182717
external_user
(null)
streamed
true
cancelled
false
latency
2967
moderation_latency
(null)
generation_time
5310
tokens_prompt
81
tokens_completion
302
native_tokens_prompt
217
native_tokens_completion
455
native_tokens_completion_images
0
native_tokens_reasoning
204
native_tokens_cached
154
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
0.0002478
router
(null)
provider_responses
0
endpoint_id
"c9586d9d-97ff-40ca-ae94-22504d6f9b7e"
id
"46a9369d-cfba-74a8-ff38-f8014609493f"
is_byok
false
latency
509
model_permaslug
"x-ai/grok-4-fast"
provider_name
"xAI"
status
200
api_type
"completions"
id
"gen-1771614806-6TW0iP2SQIqaQPfTcaIe"
upstream_id
"46a9369d-cfba-74a8-ff38-f8014609493f"
total_cost
0.0002478
cache_discount
0.0000231
upstream_inference_cost
0
provider_name
"xAI"
Evaluation details
Result
Evaluator
Details
Meta Data
100.00%
Count dialogue tags
n/a
neededClean
false
dialogueTags
(empty)