Run: 2026-02-20-01KHYA6S41SSCDKYGS46CVHA6N

Run Details

Model:
Grok 4
Test:
N-Length Sentences
Scenario:
Write sentences with 5 words each
Duration:
13.2s
Cost:
$0.006167
Provider:
xAI

Evaluation summary

Score Evaluator
Details Link
100.00% Matches word count (details)

Model input

User/Human
Please write the opening scene of a murder mystery where each sentence has exactly 5 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
Fog enveloped the ancient manor. Moonlight pierced through heavy clouds. A scream echoed from inside. The door creaked open slowly. A body lay on floorboards. Blood pooled around the victim. Clues scattered across the room. Footprints marked the dusty rug. Shadows hid potential secrets well. The detective entered with caution.
created_at"2026-02-20T20:00:08.848Z" 2/20/2026, 8:00:08 PM
model"x-ai/grok-4-07-09" 4/7/2009, 12:00:00 AM
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency10252
moderation_latency(null)
generation_time13080
tokens_prompt46
tokens_completion94
native_tokens_prompt719
native_tokens_completion375
native_tokens_completion_images0
native_tokens_reasoning301
native_tokens_cached718
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"
usage0.0061665
router(null)
provider_responses
0
endpoint_id"d40bef9d-6936-4c57-9749-bf7399de4a77"
id"50bc60cd-9c0e-45df-a91f-e1d1eada68a5"
is_byokfalse
latency510
model_permaslug"x-ai/grok-4-07-09" 4/7/2009, 12:00:00 AM
provider_name"xAI"
status200
api_type"completions"
id"gen-1771617608-ZQi1NKQc3qdIRoPoFkbn"
upstream_id"50bc60cd-9c0e-45df-a91f-e1d1eada68a5"
total_cost0.0061665
cache_discount0.0016155
upstream_inference_cost0
provider_name"xAI"

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences10
wordCounts
05
15
25
35
45
55
65
75
85
95