Run: 2026-05-01-01KQHT0QEA08GKAP3FSK5NAHE2

Run Details

Model:
Grok 4.3 (Reasoning)
Test:
N-Length Sentences
Scenario:
Write sentences with 5 words each
Duration:
16.3s
Cost:
$0.003099
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
The body was found dead. Blood stained the white carpet. The detective examined the scene. No witnesses saw the crime. A mystery began that night.
created_at"2026-05-01T13:00:31.054Z" 5/1/2026, 1:00:31 PM
model"x-ai/grok-4.3-20260430"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency15948
moderation_latency(null)
generation_time16224
tokens_prompt46
tokens_completion302
native_tokens_prompt159
native_tokens_completion1214
native_tokens_completion_images(null)
native_tokens_reasoning1180
native_tokens_cached128
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"
usage0.00309935
router(null)
provider_responses
0
endpoint_id"45623cb8-18e5-4b32-8fc4-85d05439982d"
id"f3de665f-0b15-82a9-1e9b-05e916744a2b"
is_byokfalse
latency101
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-1777640431-Sif3JVda8ZhMhLSKvmb0"
session_id(null)
api_type"completions"
id"gen-1777640431-ABXlL6VDqGMZdRo3P7JK"
upstream_id"f3de665f-0b15-82a9-1e9b-05e916744a2b"
total_cost0.00309935
cache_discount0.0001344
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
100.00% Matches word count n/a
neededCleanfalse
sentences5
wordCounts
05
15
25
35
45