Run: 2026-05-10-01KR8X2HVHVH8452KM43BMAFB6

Run Details

Model:
Grok 4.3
Test:
N-Length Sentences
Scenario:
Write sentences with 20 words each
Duration:
810ms
Cost:
$0.000107
Provider:
xAI

Evaluation summary

Score Evaluator
Details Link
0.00% Matches word count (details)

Model input

User/Human
Please write the opening scene of a murder mystery where each sentence has exactly 20 words. Please make sure that each sentence has the same length. Only return the opening itself.

Model response

AI
Detective Harlan surveyed the opulent ballroom filled with elegantly dressed suspects still holding wine glasses.
created_at"2026-05-10T12:16:28.536Z" 5/10/2026, 12:16:28 PM
model"x-ai/grok-4.3-20260430"
app_id182717
external_user(null)
streamedtrue
cancelledfalse
latency443
moderation_latency(null)
generation_time758
tokens_prompt46
tokens_completion29
native_tokens_prompt157
native_tokens_completion18
native_tokens_completion_images(null)
native_tokens_reasoning0
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"
service_tier"default"
usage0.00010685
router(null)
provider_responses
0
endpoint_id"45623cb8-18e5-4b32-8fc4-85d05439982d"
id"0a7070ba-65f0-91f6-900a-da8ab44e7b4a"
is_byokfalse
latency122
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-1778415388-YXg7oAen7wUovsYE6K5x"
session_id(null)
api_type"completions"
id"gen-1778415388-hErW3lKsTQ70MKNLLxtk"
upstream_id"0a7070ba-65f0-91f6-900a-da8ab44e7b4a"
total_cost0.00010685
cache_discount0.0001344
upstream_inference_cost0
provider_name"xAI"
response_cache_source_id(null)

Evaluation details

Result Evaluator Details Meta Data
0.00% Matches word count n/a
neededCleanfalse
sentences1
wordCounts
015